A. Raetsky M. Chetverik - Petroff Defence

petro dfnc

b A  &  vr VRYN CHESS ceser Pshers pc  eerchessc

Fist publshed in 25 by Glouester Pubhers p (foery Everyman ublshes pl), Northbuh House 0 Nhbuh Set Lndon C1 V OAT Copyrigh © 2005 xnder aetsky and Mam Chetcrik  The ight of exander Raetsky and Maxim heerik o be identied as the authors of ths work has een asserted in aordane with the opyrgts Designs and atents t 1988

rights reseed No part of ths pulation may be reprodued stored i a retrieva syste or tsmtted in any for or y any mes eeoni, eletrosta mane tape photoopying reording or otheise without pio permssion of the pusher

Brih br CaaloguinginPublicaon Daa  ataogue eord for this book is avaabe from the Brsh bry. ISBN 1 85744 378 0

  th eia by he obe Pequot Pss  o 480, 246 oose ane Guilford,  06437-040.  other ses enui should  dreted to vn Chs, Northbu Hous 0 Northurgh Street Lndon C A te: 020 7253 7887 fax 020 7490 3708 eml info@eemanhess.om weste eerymanhesso eryman s the resred tade mark of adom ouse n. and is used in ths work under iense from Random House n

E CHESS ERS (frerly adon hess) Chef advisor ay Ksparov ossionn editor Byron Jaos eneral editor ohn ms  ypeset and edited by irst Rank Publshing Brihton oer desin y oraio Monvd. rodution by Navgtor udes rinted and bound n the US y Versa ress

CONTENTS

Bibigraphy lntuctn 1  e5

 2  4 5 6  8 9 

  

 f3 f6 x5: Th Mai Line wh 8 c4 x5 Th Ma L wth 8  x5 Bak Pas 6d6 x5 Das frm h Ma  x5 Fouh ad th Mv aves fr Wh  d4: h Man n  d4:  d6 and 5h Mv at f Back  d4: uh M Aavs  4 Back as xd4 Thd  avs f Wh

    69  8 1 1 18 168 18

Indx f Ce Gams

189



 tro n

 BIBLIOGPHY

Books

hionable Vara/on n  P D  an Chevr Voonzh 1992) M! •mt sski p,  and hri onezh 990) R P Schw am 9H6) Jch f.'idN Konow an Sibenhaar eran 99  Cchm Gn Matsevh Moow 994) T anva abt   Dnce orinto an Haa atfor 99)  Dnc Yv (O 999) Periodicals

  n 190 N    C Yk 1-72 Soware

h snt 7

4

INODUCTION

 e lh• / opmigs i di i  Pe D   �jerd J>UDce (1 d4, 1  td o ) lxaner Ratky 

TIe Pff Defence has bn one f he mst fashinable open mes  te as eca u i so has a lon his r  4 5 2  insead of dfending his 5p Back repares a counteatack on Wite's 4pawn wt f6.  cna mnned his ida as far ack as 479 wile in 52 Daman analysed 3 xe5 xe4 and, f cu aftr 4 2 acd conclusins hat er discoun for Black. N ondr te symmeica ning as fotten fr many centris after tat! However, in I 24 Russian maest Alxand ff foun u tat 3 x culd b me by 3..6! an only after ha sol Black cap e 4pan In 842 anohr Russian xrt Jasch ubish valuabe analysis in 'fede. Th oning was given a name of t Petroff  h Russian Dfnc Qn Russia, Grmany an Scandinavia) t is quie nal ha  Russian maste e ab t Pff Dfenc f h pub lihr Evman Css us lik ball h Russi Defnce culd  lablle as prpty f  Russians. nmastr rur Yusupv is  ousnng tricl xpr f his ning ile ussian campins Smysl, Karpv an amnk often us it in pacc Raesk an ( :vk have nt mad a subsanal onibun o t o f  Petoff Defnc s f Howvr is wr pinn out ha ur rst pubised arcles an bkets re etL o s oning in e arly 90s Alxander Raek has cnsidere th Proff Dence t b s vute opnin for mr han wn years and can  pru at las of h any of is >m" playd in h Peoff Dfnc aut 2, including 6 csnence ms) if nt the quaiy. min play ar scaed off by e •mmeical rn in t Pe Defenc; hy ar rid of e awis aspirains f eake pnens o ply White But hat can b more mmeical an h inia posin in chss wich has n yt en ined by  nooos aw a espite apabanca's inicans? A more skilful stec player rumps in the rof Defence rless f h col f is pieces an he siins symmery he ay sgcal fundan f is opn alws Black to dfend a lot of systms in the f Dfenc even whi playin ains sner opnens vn he lines eclar ubfu by o a nrmy be an heir reputaion 

T Ptro Dn

Apart om nor aaves (see Chapter 0  Whte has o chse beeen 3 4 and 3 xe5. e auhors blieve hat after 3 d4 the move 3 xe4  sonr han 3exd4 Here he sha variaons lke 4 dxe5 c5!? an 4 3 d5 5 xe57 6x7 x7 7 00 �4? can rplace e pr ld bu unintesng alteaves (4 xe5 d5 and 4 d3 d5 5xe5 7 6 x7 xd7 7  d6 scvely) Afer 3 xe5 it s more dfcu for Back to  nate an on bte and he sonal nicees of he gh come o the for One n a  for he fns of e Peo Defenc: you on' have  suy numrous compl opn lke the Ruy Loz Two Kghts Defence Ian Gme and Scotch me Aer f6 you are home a  Fnaly, some acledments Specl tanks  to e founder of the Peff efence Mr Peff n mny thanks to our Dnish/osh fend Jacob Agaa for  echnica help so tns  o Zoya Nayshtut for her excellent nslaon nto Engsh an al  M Yusuv for hs t bk on he Peoff Dfence- te  bible for ope fm our st (Peoff Defence paye) Pay te Pef Defence and  happy Alexander Raeky & Max heek Voroneh, Janua 05



CHAP ONE 3xe5: The Main Line with 8 c4  e4 e 2 �f3 f6 3 xe d6 4 f3 e4   d 6 .d3 .e7 .e7 7 0-0 �c6 8 c4

ter  e4 e5 2   3 xe5 6 4  xe4 5 d4 d5 6 d3 Carl Jaensch sug  he system 6e7 7 0 c6 as a s far ck as the 19 centry. This lne is sll ve par tday escially wih eard t he imdiate atack on he cene with 8 c4 he ject of ts chaper. Lts e hw this line has developed ver  yea. e dest repy, 8...e6, ..e6, s not  go n ew f 9 cxd5 x5 10 c3 (hy he way he wenthahy me   consiere a mel  se he he ntes t  me  or 9 e I f6  c5. After he e aesive develpment of the bishp w R..4, ..4, Wht shold prefer 9c3 to iping he play in the cntre wi 9 cxd5 5 t c3 xc3 1 bxc3 (aain se he es o Gme 11) Wih 8. . ack prtecs he d5-uae  senhens hs knside a he same i In he cae f 9 c3 e6 (Game 11) Wie has a pleasant choice tween 0 cxd5   c5, so Black shuld refan fm he  eopmen f e cbishp. f 9..- ..- 10  ack appears t equaise by means f  xc4 1 xc4a5 12 d3 6 6  f    xc4  with 9 h3 (ame ) castlin is an 

effecive bu Wit manans a ae afer 9...b4 ...b4 hasslin he d3bishop The ..c6-b4 ..c6-b4 rad is mre apprprae  when he ther knght is sll paced on 4, i.e 8..b4 (Games 110) One opon fo White is simply  iore this atack: 8...b4 ...b4 x3 xd II l  9 cx5 x3  x3 (Games 91). In ese mes White rie  ake avanae f the han psii of he black pieces with b1 mmdiaely  after 2  6) o 1 e5 nstead f 9 cxd5 Whe more ften r r ts i bshop o a safe place with 9 e2 (Games 18) a lin that has bcme fashion abe wng to Kav The ne 9xc4 1 xc4 0 (ame 8) leads  a stanard psi n wil an isoaed pawn n d4 Instead Black usually pefers to mainta pesse in he cene by means of wih .0 .0 and .e6 .e6 or .... .... Howeve he der of he moves s iman he. Afer 9.e6 .e6 he queen xchan  a4 'd7 11 'xd7+ �xd7 2 c3 is interesing an 10 c5!? followed by an ack n te unside is even mre so (se he notes notes t ame am e 6). 9. is pefeble t 9...e6 ...e6 bcause af te 10 c3 Blck has sevel ssible ways t  evelop  evelop hs lihsuared bishp In Gae  Back plays 10. folowed by ..b. ..b. One of the man nes is 10.6 ans wch 7

T Ptro Dn

Pv'vic, anb lyma    ad h Pavav lm an  r Bak ar 1 6 17 b3 7) 1 S  6    1 7   6 6 1 8 1 7 7 wh whhh ava ava   r a l b) 1 1 �3 l iy iy o a  dw  1 4 4 1 4/ 1/ 1/ '4 (Bol     1 n n n  u  r 1? ? 147 Leko-Kramnik  IS   16  whn Wh  mu ) ) 1 4 + + h8 1 S I •7 •7 6 Wod Wod Ch. ( ( 1,  g o 20  4 4 17 I 7  gr wn n   e5 2 f f6  xe5 d6 4 f Blg-Zick Bu A 

Wh c y 1  !S am 4) a 1 1  (G S6).  m nabl n at  o  10  whh wa u by mik n h  W l Chamnhi mah wh   ov  u n am 

Qxe4 5 d d5 6 d 6 7 00 e7 8 c49 e2

  c c  2 bxc bxc 6 6

 ur avng h bho  h m lar opo Aav  udie i Gme 90 9 00 0 c 5 

  e e

Ar 1 S S  ha a w h  14   8 n  h  m   a b) 14  8 1S  & 16 6 (6 b? b?  j j  a bln 17 4     naua mv b w hu (6  /6   S  8 + +    S  od  h a)  1  cS a nw  AS   1 6  4 an  dS  n a r  b    ha wn a l pn Mv1 a )    dS alw u o   cS  S Niels Blm  199) 17 6 8 h m  carl:   ? hn  •  nr 1  ! ! 1 4 / /  1 a a 8 1 6 ) 14 4 6 S dSS 6 6 4 7 7  7   8 b  rha Wh hu r + 17  4 d Black ha a lar a 4  S 1  cS    b4 avan)  .xdS 4   S 1  8 'b S dSd8 6 4 8 7/ h6 8  whn h wn  mn mr   wakn  8  S  S  d5 I 1 I 4 wh  unlar  ngh   wakn n  S  S  I 6  I7 7 7  a 1 a 4 1 I4 4 4  6 b7 6 wa ll n Van n Dhanr bj   1  1 4 (   1 6   - JP JPl lr r hanr 8

3 x Th Man Lin wh 8 4

l) 4 f4 f4 5 .7  6 .f4 L8 7 .2 .d6 18 1 h6 19 a4  20 h3  21 .b5 (akops-Uscas Lon 21) Nw lack c hav pyed d 22 x x � 2 L �d 4 �d c ih quiy  quiy 3 e8  iple snsible dvlopi mov bu ak has or opon f  y no qui  e   f gh to yual: 14 .f4 �S 5 dS  16 Wa4 (f 16 .c c 17 .5 Wx5  c4 d8 lack hs ps cmsaon) 16 72 .d7 8 ' d \ d an J i ShoBolan Ska cnbr 23 This dv w aft 8 19 d . 20 4 7 21 'h5 x4  d5 .dS l xe7 e 24 I  I � 25 e8+ 8 26 e8+ 8  xc7  b  ell ed d4 d4 4 .c4 ha b

d7    f4 v wo i d7 .! h8  te pn i 2  24 5 5? 5   26 + when Black w soon ha  ve up s queen  24 d  5 c and hte  co to victo  KovPoh, Tono 1982) 23 d 'd 24  •d7 5 4   ad W h a g iia, s call inc 26 26e8?? loss to  7! b2) 17 176 6 1 . 6 19 19 � ae 20 h4 c6 21 c2 h6 and ack is jus acv oh to hol  uiy 22 .g d5 2 a4 4 24 e4 a6  e c6 26 e1 . 27 h3 6    29 S  was now  drw i dmsd F Wl Champiohp  Dl1i 20 4 cxd5

14 .f4 is discussd d iscussd n Gam 

4   xd5 xd5   f f4

i hs a mo eiv in S 3    i �S!?  �d2 'd7 7  .d 18 c4 c6 19 a4 .? it  u s) 62 ad 17 .4 .4 d7 d7  8 � .e7 9 4 .d6 20 2 (oa Dv Blfor 2 ands h oo ives 20 7 21 .f4   qual  5  c8

 4 4. . S f4 'd7 1 a2 e8 7 ? (ths s Facniks sson; 1 7 '   .gS .g 19 . f6  �h4 7  4 e7   � 23  �4 24 h4  s unca  dv Dud 1999) 7+ + 8 .5  x 8  'd h6 21 f4   d5  ad te  a   h) 4 d  S S S 'd7 16 �4 �5 7  i  rhr rach l) ack shold vod 1 5? 18 a4! a6  5 5 2   5 21 e7 8

  h

6 .d is a rou altav 6 6d d 17  .d 8 'd b6 19 d5 .   0 c4 h 21 h      (i 8  xc7 �e 24 1 d   h 



Th Po Dfn

e moe cmforale me)   e7 7 24  .e5 25 .e5 e8 2 .g3  27 .c7 c7 8  c4  d6 an htes sng passed pawn  h   in kAnad Unes 3 A  days er this mai m k ed 6 c4 e4 7 .e3 and now a) 17'c2? (Kmnks noelty)  8 d5 a 9 d4 •d   d (if 20 d P alyd 20.d7 21 b5 ? 22 a7 8  b5 .b5 24 cb5 .a3  equa) 20.d7 2 .2 . 22 .a5 .d4   d4 e2 Vz komnk ord Championship (e 3 Bssa 2 b so sonable s 7 . 18 a2  9 h35 th a thr spli b1) 20 .d2 b7!? (201? leads to a e unplasnt endng 2 'b1 Lb1   b e2 23  ce8 24  25 .a5 ba5 26 e2 KoonasMarjanic Kallha 23) 2 'a4 .e6  d5 5  a7 .d whn tes awady place ueen prodes lack with compensaon r e pa b2)  4 .g6 21 g5 .7 e5 .d6   h 24 c5 . (Kaspa analyse 24bc5 25 dc5 .f4 26 .g4 cd8 27 d2 .g5 28 .d7 eS 29 d4 as ghy better fo hte) 25 .g4 cd8 26 a2 c6  c2 (27 cb6  edaly abandond as a w in Anddams nars 22) 27bc5 28 dc5 •d5 29 c3 6 is equa acco to Dokhoian Brssa (3) 24 1 6?

Prously 6f6 had en played: 17 h2? 'a5 18 .d2 7 (or 18cd8 19 . h6   . 2 h .g 22 .g5 hS - Kmnkand jk aan Zee 23 a here Human es  c e+ 24 e  25 b 8 2 c as clealy ter fr ht) 94 .g4 20 L cd8 wh  es hte is sly btter 

1 7 e3 5

ner  i 7 cd8 8  6 9

0

 •d7  a4 5 2 d7 + 22  d7  5 d5 as in  Bon Dound (pd 24 r t se now suss 24 c4 dd8 25   26 d5 � 27 �f d7 8 ab 1 b6 29 b3 as a way for h to in an ed

18 c4?!

T allws Black the chance to ge up hs qun fo a dete ualy A t  fr he adan s 8  . ( ? may lk wrn for hite bu  Zaitse poid e cleer on 9 c4 c6 20 d5 g6 2 .hS .+ 22 L d  .) 9  d7 20 b3 b3 2 b3  when te has the m es of  18c4 19 x xc4 20 d2 d5 21   22 ig5 xe  23 xe1 xg5 24 5 i 25 7 c5 26 xb7 ixd4 27 2

Belo ies 27 d b8 28 d7 e2 29 d4 cd4  4  equal 27

Black must aoid e bac  c  c7? 8e2  e2 l8  ? hte should hae playd 29 d2 .e5  £4! .f6 (not  .f4? 31 d d8 3 'c6 hS 33 'c4 .g3 34 � s 35 c3 h4  a4 when te has ome nig chances) 31 8+ d8 32 c7 c3 33 a4 g6 34   2 35 a6 2 36 �h c2 37 a7 a whch the game would ha en rawn 

3 x5 Th Main Lin wih 8 4 46 5a6 47 c3 a4  •c 8a6 4 eB Wg7 50 5 A5 5  d5 5 3 6 53 c4 d3 5  a3 55 c5 a 56 Wg3 Af6 57  aa6 58 Wg f4 59   af6 60 e5 Axf3 61 a1 f1 6 •c A1f 63 Wg3 f3  xf3 Axf3 65 Wxf3 Wf6 0- 

Ge 2 GschukAdams

Hi 2002 . c3 3  6!

Nw Blck cn hink u n  win.

1c

he hs o blockd 3 b4 x+   c2 1 g6 3 3 d6

1 e4 e5  f3 f6 3 xe5 d6 4 f3 x 5 d d5 6 d3 c6 7 00 e7 8   9 e 0-0 10 c3 f5 1 1 a3 xc3 1  xc3 c6 13 e1 eB 14 f4 e n ev o 4 d5

· rees 32d2 wul spl   33 7 x 3 b c2 35 c   wn  c a5   d 35 Wg cdB 36 c3! xc3 37 c3 d5 38 c6 a5  g3 da8 4  5a6 41 c1 a5  6 xa4  h5 4a5  f4

 dissou slp. Inse  hx> h 45  g  d d ht hols e dw.

 g5 45 f6 h6 

14dxc4 1 5 xc4 d6 1 6 e xe8 17g5 g6 18 xd6 cxd6 1  •e7

nn mns  oong clv in 9..  20 h5 h 2 h5 hxg5 22 h2 c  e7 2 d3  25 xg c7 2 3 nd t i obisl br. 0 g4 h6 1 h3

Nw th wn is us  mte o me. 6 f3

h in i tht 4 xh 8  he   n l

21 h hs l n tred bu d nl to  dw n vn-Gelnd d mpi 22  2.xh5 2 xh hx5 23 t J 24 d3 e  25 � x 2 J 4 27 �  28 � .  e4 

Ths is  bu n inen possibilit 

Th Pf Dfn

i 2.f 22 e �5 23  «24 �f4 nn-v Pe 22) An nw  gives 24h4  7 4 2  g4 27 5 �7  b7   ffern Bck enugh cmnsn. g3

Blck cn l ef int 2 �f4 �eS 23 eS c4 24  c3 25 f e4! n 25.8? 2 �  27 7 c 28  S 29 hS hS 3 hS wh t h  hu vnge Mt MAnn, ween 23) 2  3 27 O e 28  293 W 3 h2 c 3 c bc 32 c3  k ening i wn.  a5 3 a d3 4 f1 •xg3 5 fxg3  6 hS! d3 

Bck v e bvu ubl ck 2...h5? 27 :5   hS  29  when hte hu n

k wn e e me 30 f4 h7 31 a 7 3 e6 xf 33 �xf g  f8 �es 35 g8 �xf8 36 dS!

te hs ket  e wn n nw mnt he kn Bck in is hl.

36 �e7 37 �e3 ¢f6 38 46 39 xc6 xc6 4  �e6 41 g4 6 4 g5 hxg5 43 Wg4 10

e   AandShirov

Mow2001 1  e5  f3 f6 3 xe5 d6 4 f3 x 5 d d5 6 d3 c6 7 00 e7 8 c4 9 e 00 10 c3 e&

7 xf7  8

27.h7? is t sv   e4 2 e3 5  �f4 4 3 e2 �3 32 5 S 33 5 n it h  winn chnces. 8 f

115

87?

A  sl Aft 28c3 29  8 t h n m hn  w 9 d5 f8

Th rblem with 29. i 3   3 h2 c4 32 + 8 33 c4 %c4  7 4 3  when hte 12

 fm  e3, whch is si n Gmes 5 hee  w lve t nte )  f4 cS 2  f 3 �bS (thi eiin fls t m brnt uc; hte hul f 3 4 �c 4 c3  �c 5b 7 th n unclr i) 3c4 4 7 5! 5 �   3 (Amshv Dun 99)  rv nw ny .�g3 7 hg3 bS!  4 c4 9 �4 b! 2 � (the ul t is 2 �bS +! 2  4 mt!) 2..b2 2 b �! 22 c2 �4  b2 �b2 24 b2c when Blcks cent wn m  cer vn.

3 xe5 The Main Line wih 8 c4 b) 1 a3  safe but unatn Fr ex

p  xc3 1 2 bxc3 c6 13 cx5 5 14 2 5 15 .d  16 •c2 h6  .b2 .b7 18 4 b5! 19 a4 (f 9 .xb5   "a4 c6 21 .c4+ xc4 2  •xc4+ •d5  2 .5 24 d3 c5 lacks ac bish  ovie ampl cmpensaon) 19a6 20 5   21 .xb5  2 c5 .xS 23   •5 24 c6 xc6   •d3   V5+ .xd5 wi n equal sin Lk Kmnk Dund 1999

plan 5 f4 was ed in nanko n  21, he me in leve afr 5f6 6  .4 17 .x4  18 .e2 .f6 19 b d4  h1 c  21    b3 e  3 x3 24 xe3 6 25 b3 f6 26 bxc5 bxc5 27 1 xa1 2 xa1  15 !? is more encing Moylv anysed 15• c7 6 f4 6 17 fxe4 8 (of  cure te dea is 17x5 18 d6 18  7 9 3 xe4 20 .xd6 xd6 21   wih  sl ed fr ite

  c5

 ary bk es Whte he chanc t nc in h cene The aernave 11f6   ubj f Game 4

1 5f

  x

f 12 .e3 cx4 1 .xd4 xc3 14 bxc3 6 15 xc6 bxc6 16 a4 cS 17 e3 4 Ulk equai
Aacn h pwn Js its naua

Bck aen e kn a a momn  wen t as n chice bu to ea Ins 5.d6 6 f4 f6 givs Wt the aina pn f 17 x4 e8 f Black es he piece wh 17 5 8 e5 e8 Wi as ong pass pwns a an atck as cmnsaon afte 1 .d3  20 ) 18 .h5 e7 19  (Ma ses 19  c7   xd6 xe4 21 x as unclea 198 20  hx 2 x 4 2    x c7 24 xc7 xc7 25 f4  and ack's mi peces cao nd any  aciviy so ite a an eg 16

 pla is cey compcate, u Wte seems  ha h t  i 1 6d6

n paoiv E Wl Championsp scw 21 Black d 166 7 f4 x r 17 x4 18 x4  9 .e2 7 20 e3 f6 21 ad and Whe's ad 3

The Petff Defene

vana is sma bu defite) 18 x c7 9 g3 d7 20  bS 21 b3 :ae8 2 2 eS  :b1 d4 24 d2 and Whie re ned he usua nan ed. 7 f3 Whie es o desoy his opponen's cen e Anand also analysed 7 g3  18 4 6 193 6 (no 195? 2 eS 4 21 x4 4 2 h I! and i is e who a cks along he g-le) 2 h4 xb2 21 xb2 xb2 22 :a2 when Whie ha some com nsaon bu no denie advan 7  8 f2 f6

ge wh he clm  a3 26 f4 Now  spe move is enouh o con  a soid adan 26  h6 27 d6!



Back is more inesed in he ack han mere paws 9 fx e5 20 h3 d4 2 e5! imilrl, ie would rather reu he pawn han low he -rk ino he me 2  xe5 22   d7 Black's queen bshop seles or a modes square 2 4 ins he £-squar bu ony a he expens o suenderg   3 £ 24 ! no 24xe5?! xc2  d3 xd3 26xd3 gS 27 h4 h6 28 hS hxgS   g3 bS  when Whes cenre colapses) 24 g5 25 d2 an Whie ains the iiaive 23 d3 a4 24 •x •xe2 25 f3 e8 Ain hs is simple sensible dvelopmen Black had a tck   25.b5 26 cxbS b4!? 27  c4 The ida is o kick he kigh and olow wh  and eS+ bu Whie keeps cono and a cl advan 

14

o 27 :e? x 28 xe :Xe  h2 gS and lack scapes h a draw 27f6 28 f4 •e4 29 e6 exe6 30 dxe6 •xe6 3 g3 x2 32 e •f 33    e6 •e6 35 •c2  36 •xf5 x 37 Wh2 •2  lack es 37 c Whie wins wih 3 d5+h7 39 e4+g8 e7 38 g3 Coveg eS rom checks ensures e win 38 d 39  "3 40 e4 5  6 en 41 :x6 6 42  orces mae For example 42h8 4 x h7   and e bishp  sn join  aack wth chck 4 e6+ 7 42 f5+ Wg8  c8+ �h7  f8  

e 4 LoGrschu

Wk  Zee 2002  e4 e5 2 f3 f6 3 xe5 d6 4 f x 5 d d5 6 d3 c6 7 00 e7  c4  9 e2 00  0 c3 e&   e5 f6 2 f3 This sple reea cuss Back he mos problems

3 xe5 The Main Line wih 8 4

 9   20 axb4 d4 2 b2 c4 22 xc4 xc4  d e d cas a cea adaa  he A m hhle aleae s 12.e8  example 13 e3  14 a3 xc3 15 bxc3c6 16 d5 xdS 7 c4  8 'c2 aS 19 d3   20 d2 (Mad sss Wh ca gai  ed h  4! cS 21 dxcS 'c7 2  d4 xc5  x 4 24 5  25 h2  26 'c3 xc4 27 e dS 28 4) 2c5 21 dS mma asssses he aa 21 a4 6 22 d5 4 l xd4 cxd4 24  b6! as eal) [ 12 g4, aa  s he ms acc 2 . b5 2  xaS 'xaS  cxbS LdS 24 d2 ad8 2S d �7  a dble : a) 12 c8 1 xc8 xc8 4 c6 ( ed si Admsmma Wjk aa c5 S e2 cxd4 16xd4 e8  � Z 2. cS 1 8d ad he has  ed)  5 1 3 a3 e ha as eaes: xc 6 bxc3a6 7 b 7 8 c5 d7 a)  cxdS s  smple 13xc3 4 9 4 ad Whie as a b e  Fss bxc3xdS S J3 cS b   Sxc3?? sk Bchae   b 1 2..x4 1 3xg4  4 3 14 3 6  ih a g dbl ac) 16 c4 c6 15 cxdS x 16 bxc3 xJS 17 3  17 d5xd3 18 xd3 d6  c  s clea) 14.dxc4 15xc4 c5 16  ig   ld sll lse he ee) 1 8 1 eS e8 lack has he esg b g4 20 h hS 21 a4 V/ Ad leai p  17cxd4? 18 xe4 Ada Dd 21 b) 3 3 s a b  sl 3 .£ 14 a3 e4 9+   x 'e8   laced play) 18 a 6 9xc6 xc6 20 c6 S cxdS 1 5 xdS? s ed i a x4 x4 MakMd csp chkPmai FDE Wd Champ ce 1999) a hee Md es he shp, Mc 22 b ae 5 Ld5 6 Uasg  2 d2 xd4 2 'xb7 'xd2 cxdS xdS 7 'a4 6 18 d1 ad 9 e 4 2 x4 xd4 21 xd4 xd4 22  xe7 c e3 cS lac s aady a b e)   �h8 ppg aay m ay e ble  1S .xd5 6 4xc3 7 bxc3 d6 lck has cmabl eq  g8 daal 2c5? s pmae: 3 3 8 4 c) 3 e hee, s a sabe ae cS xcS 1S xcS xcS 16 3 aS 7 a? ae  3 a3 13.c5  4 e3  1 5 a3 4 ( ad s ess cle 1 7'e7 8a4  Ghk asssses 1S.xc 6 bc 6  e3 c7 20 a3 a6 2 cxdS d6 2 7 cxdS xdS  8 dxcS 4 1 9 d4 as sy 7 xe7 2 xa6 bxa6 s e messy b e  e) 6 d2c6 7xe4 dxe4 llck sems  hae cmpsa, Khal 18 dS xd5 1 9 cxdS x 20 dxc6 2 21 Ka, Depas 20) 17 .xc3 xe2 bxc6 22 x4 ad Whes be (7. dxc4 als Whe  play a e c sce e hm a smad s cg ee acce 8 xe4 cxb3 1 9 chkMyl E Wd hampsp S   ax axb4 21 d1 ad Whe Mc 21  a heahy maa ada) 8 xc3 3 c3 4 xc3  

 



5

The Pero Deece

52 ite must  to conol c4 nsted 15  cxd5 .xd5 6 .e3 5 17 a4 c6 18  c2 4 ves Black s eualty  5f5 Makng  aable  te bishop 15�a5? s itesng bt pbably no  qut d enough to equalse 6 cxd5 .xd5 (o 16xd5 17 .b2 'g5 18 c .d6 9 .c3 and te has the easer me 17 c4 .18 .b2 nd now a) f 8.d6  must  a bt  19  c2 (suprng c4 s ssena; not 19 .d3? .f4! 20 dS  and Whs cen col lapses disasously) 9.6  .d3 d3 21 'xd3 and e has an d (Blv) b) 85 9 .c cS 20 dS .f6 21 c2 b6  .d3 .xc3 23 xc3 �b7 24 �  25 eS and e proteced passed pawn makes Whs poon prefebe, Kasimdzano-Adams FE World Cm pnshp Tri 24 6 le f6 7  in to  space n te uensid 17 �b has also en ied 7b6 (an n g altave s 17 dxc4 18 S .c8 19 c4 xd4!? 20 d4 xd4 21 'xd4 .xd4  .e3 .xa1  Dxal wih euaity) 18 . .g 19 cxdS .xdS  .f4 Dc8 or 20e7 2    f6 : 23 Ic � 24  h6  Lkamnk ound 2 and now  sus that Whte ns an edge wth 25 I .x 2 x) 2 .eS 6

d7  .x6 Dxf6 23 �c 6 24 :6 x6 25 Id 8 26  Here the m  lel n a dw was a  Galki otylv ub 2 7g8 8 c5  9f3 h6 T s uncessa e  drec 19!? 20  cxb6 b6  .bS :e+  xe 5 is "qUal 20 lb  2 d3 lxe  22 •xe d7 23 f4 le8 is overlks a nsty ick 23 h7 24 .bS e8 25 •d resic te  an ede 24 d2 g5 his despere lu s forced f 24b6? en 25 cx axb6 26 .xh6! ns  ay 25 lxb7 cialy this udens the c6kngh 25lc8 f  f4 Whte wins wh 2 xf  g5 or 26.d8 27 xh6+ h7  .bS) 27 xc7 xc7 28c7 Qko  26  T s a clev id bu there was an in sta  h 26 .bS! f4 7 Da7 as Black cno esca e pin 26  gxf4 27 •xf4 g7 28 •xf5 d8? 

Now Whe is  a  28e8  f e7  .b5 e6 3 .xc6 xc6 32a7 Whe has oy a small adv  29 5 hxg5 30 hxg5 f8 is is he oly mv  av the kn

3 xe5 The Min Line wih 8 4

 3+ h6 32 f5 b) 14 a4 has so en ied but Blac  simple 32 h6 e8 33 xc7 + 34 has no eal pblems: 14f415 d2 �h8 6  7 35 xa7 is aso wnning ab b8 17   dxc4 18 xc4  9 2e8 33 xc e+  2 e7 35 e2 a6 20  .S 25? (nw he accs 4 e6 work u in Backs favour; Whe should o suplies he nea wing vaaon have see fr 21 h2 xe2 2 xe2 dS '  36 �g2 a 37 c6!? xc6 38 xc6 with quaiy) 2xe2 (2xg5?! is no Qxc6 9 '6+ xh6  h6 the answe: 2 xhS f  xgS xg5 24 6 xh6+ xh6+ 37 gxh6 xf5 38 x! x 25 xc6 x 26 e8+  27 xf5 xf5 39 f xb8 9 28 h 1 x8 29 xc7 and Whits pawns wn asi Whe should n his enin 2 e6 'dS 39g6 40 xa c 4 Wg3  xe2 (if  x  Blac is aready much c3+ 42 4 h5 43 5 lf3 4 c6 te caus 24  x 25 6   45 a5 xf2  a6 lc2 47 lc7 -0 ives a wnnin atack)   24e 2 and ack was cleary te in Rohd C  awan Eses Park 1986 2 3 ShioGlfand Inceasing he cent pssure 12 c is Lo 2 the subjec of Game 6, whie a whwhile  e4 e5 2 f3 f6 3 xe5 d6 4 f3 opn is 12 S or exampe 12f6 x 5 d4 d5 6 d3 e 7 0-0 c6 8 (r assesses 12xc3 3 bxc c2 4 4  9 e2 0  0 c3 e&   e3 c  x3 15 3 e4 as unca) 3 g e 4f4xc3 15 xc3 c6 16  xS 5 1   is   alve o xample 17 dxeS d e has he iniave afer 7dxc418  .c8 9 cS xd1 20 axd1  a3 xc3 3 bxc3 c6 e8 2 f) 18 cxd4.xc4 19 dS e7 20 cS .xf 21  'd7 22 b3 and is bishps and ipessive cene pro id ade
7

The Pero Deence

d3 aS s unclear, TopaloKaik T bu 1998 b) 3S  4  e6 1S xe4 dx4 16   17 ax eS 18 dS cxdS 19 cxdS xdS 20 c4 xc4 21 'xc4+ h8 22 bxaSxaS 23 xe4 bS and the simplicaons have led to CU,  Topovhiov FIDE Word hampionsp 21 c h wld opon s 13 g4? x 14 cS  n of 13 !? is ha Back no lonr has the souc ..xc3 bxc3 c2) 14 aS 1S  a6 1 'xb7 xc3 17 bxc3 c7 18 Zab1 bS h an unalancd son,  Topalov-hiov D Wod Cpionshp 201  3xc3 3.cxS 4 c aS 1S a4b8 16 c d6 17fd1 h-Toplov AE Worl haoshp 21) s a  equasin ie Now h simpl for Lck  17.8 18 bSe7 4 xc3 xd5

19. x? 2 £ d6 21 c6   e4b8. 20  d5 2 •d3 :f3!? 22 gx3 d7 23 f Gfan enond 23 f4!? 24 g3 x£ 2S 'e2  a muky sion. 23 3 24 f4 f8 25 x Or 2S 3 aS 2  x£ 27  h6! 28 2 (28  lows a e raw aer 28..3 29 f3 3+   4 and Whit can only avod h mae b aUn a rpetul chck) .h 29 b2  and Back sl has danus play l 25  xf4 26 8+ 7 Wth 27. hreaned Wht ss o  los. Howevr.. 27 7+ ! Now f lack kes he rk b3+ wns he bsho 27 Wg8 2B+ %Y 

me 6 Kotronas-Motyev

Moo2  e4 e5 2 f3  3 xe5 d& 4 f3 xe4 5 d4 d5 6 d3  7 00 e7 8 c4  9 e2 e&

 5 x7 Whte can pay safe with 1S c4 xe3 16 fx3 'c7 17 d3 xd3 18 x3 fe8 w an eu me  5 xc3 6 c4 l8 If 16 4? then 17  b8 8 xa7 s 19b7b8 20 d7 and Whs quee ecas th a a ex pa  7 xc6   8 xf7+ :f 9 xc3 4 Black also has compensan aftr 

18

0 c3 Now ths me smply tnspoe r  man n oweve he move er w 9.6 givs Whit intesti adiona opon:

3 xe5: The Min Line wih 8 c4 ) 10 'a#  mpting bu Back cn de e7 d e posion is ey baanced) n: 10'd7 11 'd7+ d7 12 3 15 b8 16 xa7 (efen e bpawn h8 (s is the way o equas: at  16 b1 has oer dwcks: 16  2c3   �e8 14 bxc3 6 15 17 1 gS? 18 .g3 g4 1  b2  xd5 .d5 16 .c4 hirov cms an ed lxe4 xe4 2 lg4 g7 h a unc  te) 13 a3 lxc3 14 5+ �e8 15 gme) 16b2 17 l4 (o 17 xe4 dx4 xc3 lc6 16 c6 bxc6 17 cxd5 .xd5 18 18  2  l5 .e5 20 .xe5 f6 21  � 1 .4 .6  d6+ cd6 2 .f4 .g4 i a messy poson 17 b4 18 3  2 b8 23eb1 �e7  in hs a3 ( must b care  hi a4kgh  eve posin a dw was aed Rau insead 18 ab1?  19 xb8 xb8 and sisBacro, Fnce 23 Whie was osing in -Moahki b) Aer 10 cS!? Back must eend s oachescu Du 2) c4 19 b2 is w 'b3 xd4  e3 c4 21 lxc4 .xa1 2 xa1 b1) e nau 000?  sh ino dxc4 wth an uncar vedic f Ior be aer 1 b3! aS 12 aJ la6 13 daches x7 e atemp o rp he quen wt 0 0-0   e3 f5 2 lc dxc4 3 axc5 4 dc5 lxc5 15 c6 b8 is xc4 e by 16 .g5 e aready has a peasn ;vant bu 16  just makes hngs e:  .f4 6 1ld4 .19 b4   xb4 xb4 21 .xd6 cxd6 2lb5 ad e  nng a 2) O defends the kn bu Whi e e inave: 11 f6 123 0-0 13 f4 . 14 .!  5 6 .6 16 xe �g7 17 a36 18lc3e8 (ataf in out he cever ick 186 19 x5lxd4 20 d4xe6 21l4e5 2 x5Q 19 lxd5 Lc5 20 dc5 6 21 f4  2 c th n d, Nata Tpov Cn  22 3c6 b3) 106 11 .b5 . (ghn or Pep a rea  d5 or e b4-gh n of  key e5squa 110-  Whie c achi ve an ed aer 13lxc3 hite o size  iniave n simpe shion 4 bxcJ lc6 15 .J x3 6 x3 d7 ith 12 .xc6 bxc6 13l5 .d7 14 lg5 17b1 (isead 17 c4 f6 18d1 fe8 19 5 l3) 12 Lc6 (a 12 .f4? 0-0 3   20 h3 l7 s ony equa in xc6 bc6 14 l  15 W .x5 16 GKuzmnHuan Rhymnon 203) xe5 6 17 .f4 Whie was a b beer in 17b6 18fe1 fe8 19 .f4 \asBacrot ap de [apid] 23) 4 5 xc3  5 xc3 5 6 f3 bc6 13 a4 .d7 4 .f4 0-0 15 lcJ Aso iteresn is 16 3 f6 17  b5 in  b e c7-pan th 15 a5 (Ivanchuk sus a 17 d7 eads  ows Back counerpay: 158 16 b3 an unear sion er 18 fe �8 19  175 i 17 Lc7 7 18 e5 .d .d2 .d6 2 . l4) 18 e2 � 1 9 a3 5 Wites awkward deveopmnt .d2lb6 20 fe I d7 21 c4 b4 2 xc4 s ack enugh compnsaon 17b7 lxc4  xc4 c8 24lh4  an Whte   g5 1 x5 .xg5 20 f4 6 21lc3 has  ve in ed Kieoiev-vanchuk, 



9

he Peoff Defene

Dbecen 99  6 e&  7 d2 The th y  pay s 17 .d3 wen Back has e man ep: b) 17.6 18 .d2 d6 19 lfe dS 20 c4!? is Nijes suon  h4 c5 2 h5 cxd4 2 c4 &7  h6  24 xg7  .xg7 d t a mesy sion in Nijbrresine on 2) Afer  �7 21  .a5 S 2  .c3Q6 hies space advan makes hi psion pfebe b) 17xe3 S e3 .d694 .c7 20 e4  is uncr  Backs shp pair comnat f s cene c) 7 .d6 S .d2 4 9l f6 20 a4 21 .f4 .d 2  .g3 xe 23 e5 6 (Hbner ined ou the bunder 23'xa4? 2 .xh7+ *x7   WgS 26 exd 24 .e4 .xe4 25 "xe4 .c7   qua, Kmkski Tjat 3 



27 lx5 f6 and depite ites cave effr e ion  sU eve in Tpaanchuk Nov 996 8 d7 9 h3f4 Expoing the  hop  c4 ack cud  py  simpe 19b5   .3 lfS 21 fe .d6 2 e3 xe3 23 .xe3  .d5 24  ' wt equty 20 b3 he ambiuy keep he nion Th  que   .xe6 6 2 3lfeS 2   .  e 

20 xb3 2 axb3 g& 22 lfe d& 23e38 24f57 A sha  i .f4! 25 g4 .x2 26 6 h6 27 xd7 .xe  xb7 le2  wi an ntern an unbaance on 25xd6 •d6 26 g6 e greey xd4 aws a ad pin 27 .b4l le6 27 ,5 • 28 4 Back ha o pay reavy  uive  2SJx+? 29lxe S   W8 3 e E 32  Backs weak back n cts him the me 29 5 g& 30 a5 Motyev n ou a  c5 xc5 3  .xc5 lxe 32e ls 33 .xa7 W7 i equa 30 e5 Once ain e ead  back an pbems 31 lxe l 32 .c5 2 3 d8 Wg7  Wh2 (one ceer ppaao 

 7 6 ss accue i 17 .g 1S .xg5 'x 9 lfe eS 20 g3 " 2 "d b6 (e as a pmsng niave afe 2le7 2  .d3 f6  c4 b6 24l4 To) 2  .d3 "f6 23  24 lb  .cS 25 l2 7 26 l1 and i had me pe in TopoAkopian nares 1995 8 Or S3 d7 19lfe .d6  3 . 2 .b3 lae8 2 "g4lxe+ lx ls 24 x7lxd7   Le5 26 dxe5 fxe5 

20



3 �xe5 he Min Line with 8 4

 ;   8? low  o p wth  w wh 34'+  h2 �! 36  'f4+ h g ut ! t h d lw  p  ov  t  gl lw ..'gS+  x5 _\4.�£ 3 H  Wht h  rou  (Motylv. 3 lcd! Nw Wh h to b rful If 31 xS?! S 32 x '4 33  'x2+  2 4 3 2 �+ 36 3 '4 37 b4  l p  prfrbl: tw wn d Wht x g pv r h nuh  fr h XChn 3  xd 32 •xeS fxe5 Aftr 32.xb l xpo g l  Wht t dw wt 3 '6  34  7  7 S 36  x 37 7+ g6 3  ove

3 d lf  ldB+  35 d6   ow Wh bhp too uh  td 3S. 6  7 37 S   qu 36 c5 Nw Wht h  y d. 36b6 3 d4+ ¢h6 38 e3+ ¢g 39 g5 f 4 g4 h6  ..h6   hrbl bludr ft 41   u l  p  v  7  obl bu Wht U h    ftr 41  S 42 8 6 43 bxS bx5  x4 

4  lf3 42 ld + f  e3 xh3  :a 6 45 b6 Aft th ltv 4S 6 S 46 xb 6 47 bS h4 48 gS £ 4 bx6 �+ Bl outrpl rv jut   to v th w. 455  dB+ ¢e6 4 ¢g2 lb3  le+ ¢d6 49 :h xc4 50 g5 5 5 lg ¢d5 52 f4 xg4 53 :g6 xf2 5 ld6+ ¢c4 55 ¢xf2 lf3+ 56 ¢e2 lxf4 5 We3 lh4 58 lxc6+ Wx 59 le6 Wc4 60 :e4+ lx+ 6 Wx Y%

Gamel asparovAnand

Unr20  e4 e5 2 f3 f6 3 xe5 d6 4 f3 xe4 5  d5 6 d3 c6  00 e 8   9 e2 oo  o 3 b&

  a3 1 xdS Uw h rg  1.!? 2b3 S wh ul pl 1 S  nly rt bu   f: 11b7 12  (2 3 w d  hovA L , b l onl to  w fr 12..�x3 13 bx3 �6 14  �S 5 S 6 6  l f6 17 �4  18 xb6 xb6 19 4 4 2 �xf6+ 'xf6 2 3 �x3 2 x3 6  'b3)  ow ) 12 .x4 1 x4 �x 14 bx3 S S ' 6 Yuupv ul 21

he Peoff Defene

) He Hce ssts that 6 J s woth an  e pont ng 16..c3?! 1 7 ! 'dS  8 e7 ' 19 �h6+ h6  h7+ h8   a6  h6 hen Whte s eay te b) 1 . c5? (e essve approach is st) 3  cd4 14 �dS  5 �e7+ e7 16  !? 7 ? hx 8 c2 'h4 and ate some ve shp play he si n eman nclr

3 2 'h4 4  hS  e3 hg4 26 d (Kasparov) when ite eaps the atc an has a  advan 7 d5 b8

  xc3 2 bxc3  3 cxd5 xd5 4

Te mpe 14 4 is ony evel ate 4.d6 1 5 d6 cd6 16 c4 •a

 8 c2

4b7 5 d3  6 

 is st to t the qen no  6 c Blac has  sonabe lies: a) 6h67 h7+ h8 8 e4 (Kas povKramn nares ) and he Kas parov ayd e eqasng lie 185 9 � d6 0  'h4 21 �+ 8  hh8 b) Te daros 6h5!? s a  a n to avoid 6 'c2 he 7  �d4 Blac tets e h sqa) 18 cd4 {hte mst avod the bac  c 18 �xd4? d6) 8.. 19  d6 and Blac has a htening atc (R)  6d8

 ac ain e 16 h5 en t s beer placd to meet the ha to h:  7 dS d6!? 8 dc6 e+ 19 e c6  e2  21  +   'h+ 22

Possby this comm h qL>en t eary nstead 8 S? may be the st choic KaspovHOn, Kavr (pd  onung 186 9 b  (o 9.c6 20 d6  2 cS and tes pans  ve son 0 'd d7 1 �d7 b2  � a   e+ 24 'e hg  a1 c6 2 dc6 c6 27 c and Kas pav as ay ttr Ater  8..d6  b £6 20 3  s budng a sn a he cca jscaon  0...e5? 21 eS eS 2 'h   e S 4 h4 hen Whte s aady   vctoy 8g6 9 5 f& 20 b2 7 2 f4

f 1  thn .b 2 b hS  � �cS 4 c2 c6 is jst ncea 2 ig7 22 ,2 c5

T i ne bt .c6!? 23 d6 s  ad 1 e6 wth a had ght ahd  as sonabe. 23 c2 •d& 24 e3 f 25  lxe3 2

xe3 c8 27 f5 xf5 28 f5 gxf5 29 f2

he trnae 9 �h6+ als leads  qty ater  h6  h6 4. 29  30  %% H the ays aed a d. Kaspao 



3 xe5: he Mn Line with 8 4

v  vaian 4 31 4  1 2 c5+ 33 h 1 .xb2  xb2 xc4 3S 5 e S Grschu-Pavasvc

Itnbu/ 2003   e5 2 f3 f& 3 xe5 d& 4 f3 e4 5  d5 6 d3 c& 7 00 ie7 8 4  9 e2 dxc4 mmiay cing  sian n h  to gv Whit an QP 0  0   c3  ssibl s  stghfa   S F xamp 1 1c6 12 3 xc 1  5 1 b 14  6 1S �b3  16 g .6 is as muky) 14c7 S 5 cxd5 6 .£4 axPavaovc, adn J) ow 16'aS 7 f1 £6 ds to unk play

  xc3 Exchangin is naul bu eang s ls  ssibl  1 f6 s a passiv A 2 S  3 .gS fdS 1 4 .x7 x7 15 1  16 .xS x5 17 xdS cxS 18 b3 s supo mn pic is nuh f

 b  acv  1  6 12 .b3 �f6 n w: b 13 h3 (siply pvnng  )   14 3 8  S a3 3 (156!



is als n aft 1 6 dS S 17 xS �xS Back has sng acv pic play) 6 b1 cS 17 xcS 4 (th tcky 7xb2 backes aft 18 xb2 �xc3 19 cxd6 �xb2 20 .x < 21 dS+  2 x f6  xh7 whn Whit is claly bttr) 1 8 � xb2 (af 1 83?! 1 9 g x3 Back apa t  v acv bu a fw accu movs fm Whit s th dan  2 2 .d4 21 x4 x4 22 h2 �  S s 24 f4  25 •x3 x 26 L3 xd3 27 b1 and Whit is mpy a  up) 19 xd8 axd8 2 xb2 .xc3 21 xb7 xS 2 .xcS .xc2 and Wi sl hos a slight avana Kavaspaov Wol Championshp (G 41) Mcw 984 b2) Dc acon th 13 5  aso ssib: 16 (no 13? 14 x7! x 5 .x+ x 16 � a irly commn accal m in ths lin) 14 £4  Black shul pf 14S!  S .2 . wth unca pay) IS xc6 bxc6 16 dS cS 17 a .a6 18 1 (Akolv Amv, Ri 198S) Nw Back shul  c4 1 .c2 6 2 5 .c8 21 .5 bu i sU has h iniav 2 xc3 d5

3 c2 3 3 ny wats m A  b6 1 4 d3 cS  S 'c2  Blck has uaisd comfobly 3& 2

he Peo Deene

It is be t delop hi bisho immedi aty. Deayg wth 13.c6 14 d3 6 15 b 1 :8 16 � wud mae  dift fo Bac to comee h devemen 14 d3 6 1 S Ab1 b6 1 6  8 1  i c8

2 S 28 h3 aS

Thatn ma on e  as wel  h n bu her is a un

29 d2 a 3 f6

Th acrce i enugh f a dw

ac ste out of  pin ather an bng it wih 7 .c6 fer 8 e Wd6 19 d2 cS 20 c4 f6 21 £  ee a nang nave 18 c4 

Blac culd have exlited the c ne  wth 1c6!? Ae 19 : 6 the i on is comex 19 ib  20 i& id6 21 d1 dvanci with 2 c dos n acve any ck" afer 21.e7 22 : bxc  xb8 Wxb8 24 dxc  2 e3 21  22 3 fS 23 b2 id 24  ic6 2S c&  i exceen mve i foced f 2 aS?! then 2 xh6! 6 27 d opn e ong iana th decisive effec. 

26 f3

Paying  win matea t 26  ead ny  a mesy poin afer 26 ..Wh 27 g xg4  xbS xb8 29 c xh 30 g Wh4 31  xg4+ 32 xh2 Wxd 26 2 a!? s wn may em poisne, bu te ha een deely int the ion l ner esng i 27 xh6? We4  �  xe 2 dxe g 30 f4 wth an uncear ion 

24

30  gf6 31 h6 Wg8 32  aS %%

Bac cannot esca h cecs me 9

 AnandI.Sklv

Domun 1999   eS 2 f3 f6 3 eS d6 4 f e4 S d4 dS 6 id3 c6  00 ie  c4  9 cdS d3 10 d3 d5

Ts i muc more reabe than .f6 wic gves hite  ufu pn f 1  b and n a) 1 1  d7?  2 b3 d lac cann egn he awn Timman-Kovacec Zb 198 cnnue 200 1 3 3 b 1 4   (n Bac' inide i haered b even if 14b8 1 fe b4 1  xf6 xf 1 7 e e7 18   sn is e unpeaant)  xf6 gxf 6 e4 h8  fe a 18 ac b?! (i  aeady  but now Bac i st 1 9 4 R 20 d6 xd6 21 x f4 22 c g7  Wxf Wx 24 xf6 and Bac culd resin b) c should pa  Wd7 but   has an d afe 12 xd7 xd7 13 c3 00 14  s 1 e  1

3 xe5 he Main Line wih 8 c4

2h  7  1 e1 f5

pay for eple S00 6 .d2  7 "b3 xb3 8 axb3 f6 9 .c3 � 20 2 fd8 2 e4 .     /3 .d3 ad ack ha auat comnaon Hb nermyv Vden  983  S OO 6 .d2 fc8 7 e3 h6 te .c3 bS (it i not  that t advance acheve anything; he m pe 8  e8!? 9 d2 b woul have ven Back reaonabe cmon 9 a3 aS  2 3 2 dS xdS (hee  nohig bette 2.xS? e ntly to  .xg7! g7  4, thrtenng both the queen an   .S x2  .x2 c2 24 .c .cS 2S d4 .xd4  .xd4 R kmann ed Oymia 22  ha a clar ex pawn but the preence of op itcured bihop ve ac dwig chance 1 2 g6 1 3 c3 c3 14 c3 f& ince .e6  no lonr an opton Black mut  a diffent way to e the p n he e an hr h prpa o unp th � n inteeng aleve i 4 d6? for exampe S .gS f6 6 .h4 c6 I 7 .g3 d7 th an uncea pion 

12 g4 i vent Black from blockng the e  with a ater .6, but the weakenig of te nde i obvou e ol oon  2 3 x 3 xc3 and now:  The nal 3 c6? o a au cc 4 .h6! .e4 (the point i 46 IS :cs 7  6 ae .6 7 dS cxdS  8 e6 f6 9 x8 . 20 f6 and Whit n   .x7 g8 6 4 xe4 7 e xe  xel xg7 9 S an Whte i much ter b Af  3.e6 Black ll  able to ca  thout any eat dculty:   4 eS k aie but Back ha  acceptable pie   4c4?? i an ugy bune S  .c4 6 b3 .6 7 S an Wh  n a ece 2 4c6 S e? 000 6 .gS S 7 xgS he8 8  d7 9 •a bK  xe6 6 2 xe6 e6  •   3 6 wa equal  lZck Vlla M 998 b 3 4d7  .gS f6  6 e2 gS 7 a 00 8 xe6 .f6 i uncear 2 4 xc7 (Whte wn a pawn but U wil hae on cmpenaon bad n h bihop pa and lght quae contro  .6 S c3 (S c2 lead to mlar 



1 5 c Tang he pawn d nt foe an advan ta but nether do the alteae a  S .f4 d8 6 e � 7 xc7 d7 8 c3 hd8 9 a3 e4 20 d2 (the oi way out   d .x 2 x e4 22 e x4 wth d equay  Vavin 20.hl  2 3 xb3  b3 .c6  25

he Peoff Defene

3 h5 nd lck hs plenty o compens on, VvE lu 199 b) 15 b3  16 xc7 he 17 "c4 xc4 1 bxc4 b6! ( then cpw s   Moylev  out t  c? 19   20  bxc5 21 c ves White  r dvnge) 19 .b2 c 20 c .d6 21 x xe 22 c5 .4 (Zhng Penn Motylev, hngh 21) Motyv now su std tht te should ply  e x 24 e1 bxc5 25 dxc5 e6 26 g2 .2 2 e3 d sesg the sion s eu 15



00

2+ th  ptu check

16 e

hs leds to shrp py lck hs e usul od comnsn te 16 c3 .d6 17 3 xb3 1  b3 . 19 e3 d

23  f 24 A  25  Wg 26 3 e4 2 d5 c2 28 A c1  29 Wg2 e 30 d8 c6 31 d5 d5 %%

Gam 10 Nyys-MRychagov

Gothnbu 2003 1  e5 2 f3 f6 3 e5 d6 4 f3  5  d5 6 d3   0 e 8   9 cd5 d3 10 d3 d5 1  e1 f5 1 2 5 1 6 f3 1 g 8 18 6  

Whtes mng teat is demonsted by 1e 9 xh7

19 g3  20 g6!

White ve wsely hds or  dw n sted  xb? lo Blck  dedy ck on  gle wth 20g 21 e1 d5 (2. ils to mke the most o cs hnces  x xg3+  hxg3  s ony unce) 22 ee d+  <2 .e 2 xe x3+  hxg3 d5 26 be7  27 7e5 "xe4 2 xe4 e4 nd Bck shoud wn hs ending  g6 21 3 Wg8 22 f8 f8 

Another dwng p s  xb2 23 d1 x 24 h6 c2 25 d7 1+ 26 



s s ceny  hetennglkng move, but ck hs connng eplies 12





Altevely ) Bck must vod e lon blud 2 .h?  3 g3 x3 (her s  h 

  T Mn Ln wt  

r 13 .e7 14 W  5 ! and  ns a piece) 14 ! e4 15 3 �x3 16 bxc3 Wx 17 x e7 18 a3 A6 19 xe7 xe7  d5 and h  y Zuidema-Barendg msem 6 b) 12  f6?! is moe complicae bu sl : 3 c3 (13 W is ny enugh for Ciy ae 136 L4 c3 xc3 15 bxc3  16 x£ d 13..xc3 14 x �b5 5  xd4 (of coue Black u i to ke he piece wi 1 5 e5 but ar  xe5 Wxd4 1 7 x7+ xe7 18 5 6 19 d te is eay e) 16 d3 and the pn causes Black imense dicul b) 16. 17 f4  1 xe7+! x7  9 xg7+ d6 20 e3 hg8 2  S Qf 21  hen 2 d4 xf4 23 xb6 e he d-le and cnnues the atck)  b7 gb 23 Wa6 b6 24 Wa3 and ites ack ws obviusly pssig weU  Jnsoncdoff Poo 21 b If 62  mus nd 17 ! �b4 18 xb4 c5 19 Wg4  20  h6! 6 2 d1 wi a massive ack De F anasket penhan 1 985 7 xe7 las to a draw afte 17xe7 1 8 e  19 xc2 d8 2 e 1 d1 21 xc7 g6  g  e ps frce te o  for  a c)  asnabe ateave is 1 26 3  (nt 13 g4? x 14 W h 15 x h4+ when ht  in tuble)   Wxd4 14 c3 xe5 15 f4 (or 15 x4 000 6 f4 a5 17 ac d7 whn  me i unc) 15 •a5 6 b4!? a3! (his s he s way to conn ie's ia v 16.xb4 i obviousl bad ar 7 5 whie 16.xb4 is n a cl ske  aft 17 xe e6 18 e5 te's iiaive s v danus) 17 5 x£  8  d  9 e4 e6 20 xc7+ xc7 2 jxc7 (he m has zed ou t equal) l..6   c  ac <7 zz lakymyslv Reo Emla 1986  ,3 g6 14 g4 

14 c3 s a sd opn Hwve ae 14xc3 15 bxc3 Wx 16 gx Black has n pblem F expl, 16..de8!? 17 x  18 e5 h3 wh cmpeon 1 4

1 5 3

e s te seems to be  uble. oUowng 15 c3 he a many phs bu  t o fc mo hn quy  5xc3 6 bx3 e6 7 5 (or 17 x5 x5 1 g5  19 f6 x wth a bancd me) 17.he8  8 c4 xd4 9 b1 c6  f4 (if 20 x6 Black  ou  a dw wih 20.. Wx 21 x x+  x bxc6) 20...c5 21 xc6 3 2 xe6 (af  Wxd3 Ba can fce a dw wi Wx  h dS 24 Wxd5 e+ 25 xe1 xe+ 26 g2 e2 27 h3  28 xh4 xf instad 2 e3 connues the gh .x3  xa7 Wxa7 24 xe3 Wb8  We4 xgS 2 xS and wih ppo site bishs and bh kins vulnebe, he sin is y unclear) 2 e6 23 xd3 Wx+ 24 h xf4 25 xa7+ b8 2 6+ c7 27 a5 l  e2 d2 29 xb7 d8 30 b c7 z ahs Yusuv, Gey 1992. 1 5 f2 

Tis n ck  he me  Backs vour noher aacve choice i 15hg8! 16 3 hS 17 h3 hx4 18 hxg4 e6 when Black has a gus iave 1 6 d5 h3 1 7 2 d5 8 gf5 27

T Pro Dn e 9 e   f3 f5 2 Wg3?

  k ab ak  a  ro o  rd

Whi houd pr 21  bu a 214  .x4 4 ak i  obvi ouy o op

Ge 1 1 ShovGelfad

As 21   e5 2 f3 f6 3 e5 d6 4 f3   d d5 6 d3 e  0 &   f6

2  22 d2 

 pi i  i  x h    2    A  b3   W y d up 

22 2 

 way  w  22 23   24 x  2 h A 23 Wg2 g5  b3  25 

Th i a  hop a 2S S xd4 26 xd4 AS 2 �3 £ 25 c 26 c e2 2 Wg3 f

Prhap  impr wa 2  S  S A 29 d3 £  g2 f3 29 W b3 3 f4 h5 

28

86 poib mmi  bihop o y a 9 xdS i ir 9 .xdS 1 0  x3 1 bx 00 12 4 d6 13 xd6 xd6 14  h6 (14  £ 1S 4 .x2 16 x2  1  4 h 1  dS 8 1 9 h4 hxS 20 xS  a bi br or  n w haMohy, do 18S8 1S s .x 16 .h+ �h8 1 �x2 d5+ 1 8 4 x+ 1 9 xS hxS 20 ab1 b8 21  ad Whi ha omaio b) 9 A  aa ad pbaby b 96  S!? 00 I 1 c3 (p .4 w 1  3 may  b: 1  2 3 d3 13 xd3 6 14 s i d ouh  a d 1 1 .4 2 3 .xS? ow ak ha ourpay 13 dx S d4 14 xd (14 h3 x 1S x dx3 16 ad S 1  xd3 18 Axd3  1 9 x3 d8  qua) 1 4xd4 1S L h 16 xd4  1 x8 d 18 x 5 w a v poio or myov Ha 198/89 

3  T Mn Ln wt 8 

A sibe i 8 .g4 9 3 (9 cxd5 is  imple an appoach 9..Wxd5 0 3 xc3 1 bxc3 0-0 2 Il x 3 Wx Wx 1  d6 1 5 :b  16 e3   f4 e7  8 c4 c6 1 9 g2 :d and Black  qaled in KoroniaLnock Ham b 2001) 9.xc3 (9.f6 ansses o  f6 9 c3 g4) 0 bxc 0 1 1 I1 x4 1 2 xc4 Wd6 13 :b b8 14 :b5  hite h  uuaJ ed

Rxd7  x  24 xh8 Wxh8 uovky-Hzman, el viv 2 ) No hite shold have conued 25 WcS :<2 26 c3 :d5 27 7  a r advantae 0 c5

 3

lack is okay in  variaons ae 9 cxd5 xd5. Fo example  c3 00  :e f6 2 a3  13 d5 d4 14 xh7 xh7 15 Wd4 R 16  Rf6 17 d3 Wd7 18 4 5 t is imortant to imp th a lacd knight immediae instead in ilvetchn Tmsk 21 Black played IH.f8 hen 9 4 snded th knht n h7 Wt as a touch betr afer 19.  :e2 c5 21 ct Rd4 22 d6 19 x5 x5  4 W and te's k nd stc means tha Black has no prob  

Esng a spac advan at th expne f kng the prssur off lack ce i he bishop aeady on e6,  cxdS em less lc bt i i b• no mns bad Fo example xdS 11 I1 - 2 4 f6 13 a3 h6 14  c7 15 d2 c6 6 d1 c8 17 h3 xc 18 bxc3 bS 19 f4 dS 2 d2 8 21 g3 h8 22 Rc2 (eaing h ay to cenris th knght intead  W Rc6  's g8 24 b I  25  S 26 g3 g7 wa eua n MovssianYv atmi 999) 2...d7  e4 and ites posion is mildy pefer abl.

0g4 11 b5 00 12 c& bc& 13 h3 f3 1 4 f3 Ae8 1 5 e3 b8

  

9R exes ess ence on d5 so it's caJ f Wte to conne  cxd5 o xampe, 10.xd5 1  e4 Re6 12 Wd3  3  c6 4 a3 a6 15 xdS xdS J  1 c7 7 RgS Re6 1 8 x7 xe7 1 9 ]5 -0 20 Wc2 d4? 0  d6 2 1 i te ae hich hte ha oy a Hml dvantage) 21 xc6 d6 2 d7 

ck can pvke many exchns ith 1S ..4 but afte 16 x4 dx4 17 xe4 xcS 18 xc6 xd4 9 ad1 f6 20 f6 xf6 2 b3 tes ter sce is a si icant cor 6 1 f8  7 fe1  1 7e4 stil d not hep. elfand anaJyses 8 f4 xc3 9 bx3 t+ 2 xe 1 Wb2 21 e2 a ealy te fo hite 18 a3

1 8 Wf4? ac8 1 9 2 also keps an ed 8 c4 1 9 bc1 

29

T P Dn

n ee was a od atnae  9 g3 e 20   2 .g .g7 2 4   ' an Whte ha a pu 9  

 9e6 hn 2  emns Back o th wkss o c7

.6 6 3 c6 :b

3 d6 a3 3 f8 f8 32 A Ad  c6 Ad   2  35 B �e7 36 c6 Ac4 37 Ac7 8 %-%

ae 12 TopaovAnad

Wk n Zee 23   e5 2 f3 f6 3  d6 4 f  5  d5 6 d3  7 00 e7 8 c4 f6 9 h3 

20 f5

Now Black s able o x b2 as a wkness 20   que o kep a small ava 20a5 2 bxa5 :b3 2 b; o 20b 2 g5 xa 2 x6 f6 23 b5 cxb5 24  h 25 x5  Wht has a sng atck 23 2   e l 2xb2 s aso ssibe 2 .xf6 6 (but nt 2 xe+ 23 xe xc3 24 :e3 c 25 Wh ' 26 7 f6 27 3 .g7 2 g4  29 4 when Back has t suen hs ueen) 23 3 .h6 24 e :xe  :c2 xa3 Notn analy s aon bu une snably soppe now wi th asment oce

9_0 s a snab 0 3 lxc (0b4 t  .e2 xc4 2 .xc4 anspses  the mn me)  xc4 a5 2  .e 3  c6 (3c5 quias the cen e but olong 4 xc5 xc5 5 g5 Whs suo aciviy is sl annoyn   a6 5 .4 e (5d7? exposs he queen  a sees of tactcs 6 e xe5 t  x s  x5 .x5 9 •c2  2 : c6 2 .h6 :s 2 e6   .xg6 an Wh is much te KaspaoKao W Championshp [Game 4 Mosco 985) 6   7 x5 .x5 an ack has comfobe quaty  0 e2 d   c4 0-0 2 c3 c6



22  d 23  d3 24 Ace b2

s c that White has os conol of the son 25 f4

O   xe4 26 x3 e  Wh 5 w a muky unbance n 25  26   27 A f6  

f4 7  c7 Aa2

29b3 was anhe way to w a  

3 Ae

3 a3  a lc aave fo eample 35 4 e .e6  5 3 h6  6 . e Qt is st to aoi  e :Xe6 ea h 6c at 7 c :s  e .6 9 e5 a compcae sle 

3   Mn Ln wt 8 4

d)  xe!? hi ss the e n to weken he ligh sqre n ks kn 7 fxe  8 g  9 e2 7    2  e n ln lens Bel 99 Blk ie •e7?  fe  eS xS  xeS 5 24 x5 x5 25 e4 g5 2 + 7 27 xe+ *h8 28 h4 hie h  n s k) 2 e5 5 23 e4 x4 24  x 25  n hee Bon es h h hs ompenn for e tei et  5 14   oher  is 4 g5 e 5 J n 

w

) 5. is   oing White  l ees  preele s ter  d x5 7 x  Folowing 8  h 9 4 8 20 e g5 2 h2   e2  2 l3  24 e 7  24 .? 25 x x 2 x!  27  when  wl n r  ny  25 e5 xeS 2 x �  3 he h n enng Cl n IkAms Don 22  1 .  J  e  h4 h t R 3 < 9 S x3 20 x3 x4 (anh oninin lsr is 205!? 2 2 5  3 ) 2 x4 S  J   4 x4 24 x4  25   2  x h  ne posion Ltzto Bnsl . 14  1 5 d e6 1 6 c2 h6

1  xe6!?

Bolly sriig he exh s he he m onno e se ln is 7  S  8 4  2 le nhere n l fn-Ys Inl 2: e .8 9 4 7 2 e2  2  hS  h7+ �h8 23 £ hf4  x4 xf4 25 e3 S 2 3e2 f4 2 e3  w s e) t 7 9 2 e8 (olon simzhn, Pmpln 22) Here Bolo  sss 20 2?  2 e 4 22 x4 x4 23 3  24 S S 25 4 h n  or i e ..� Uws  xL x   e 2 xe wih  i n. 1 fx 18 2 d 19 d2 d

 9.8 20 e  2 4 5 ite n lim n e 2  d5 21 xd xd6 22 e1

ad8 2 a fe8 24  1 c5 25 e5 cxd4 26 d e

e  . nn ss 27  7 28 2 t kep p h pssre 2 f S



27.? is  sol opon ut e 2 2  29 4 Too stil ls om pnson 28 xh6! f4

The ishp nn  ken: .h?? 29 9 �£  •xh �g 3 e n Whte wns 29 xf4 4 0 a2 d6 1  A  l  3 4?  32 3

T Ptro Dn 

/x4  33  wh prfly q compnson 31 6 32  7 33 3 d3  1 

Toplov s o os hs wy -   proy m for 34 x6 Foowin 34x6 35 x6+ �h8 36  s h poson s ncr on poss connon n 3  x 38 x  39 � h2   x   41  �h 42 £ wh  w y u chck  d2 

 ? h pwn  o   vn h ck s   r  35 x2 x2 36 x2 xh4 3 L �h8 35 A8 36 5 Now  s   for 

 x2 A

36 1 3 Wh2 x2 38 /x2   pn s y 36 c2 3 3 

32

Or 3 3 x3 38 x3 6 39 x6+ x6  /x6 S 4 x2 x6 n Blck shou  37 c6 38 3  39 e&  40 

ax 

nc  ovr chk s hrmlss  is cr h Blck is winnn 41 1

41  os not hp 41Wh8 42 x 6 41  42 5  43  �h 44 S 6 45  6 46 5 �h 47 f3   d2 A 49 c2  �hB  3 4 51 �e 5

52 

 quns s  lso csv f  52/  53 W x+ 54 x 

52 Ae8 53 1 d  5 xd1  55 c2 a5 56 3 2 57 2  58   59 1 x1  x1 AcB 1 f5 c3 01

3 /xe5: he Mn Lne wth 8 4 u h ln 6.e7   6 8  a bn enduny ed but t  ll v pular t  unndng  te varan   key  uL"  er  n r need  mm e tl ltg 8 lk qte anabl   mment  te aenn L n 8..  uld reall eat  bp t e2  ame 9   tat 9 d de nt ad t  ant urate blak den r 9  t bp e t b (Gam ) a l nt equal (e te ne t Wt  8 mv) In e ae  0.6  i  S neer a unteak n e n    ..5 nr ung t ned kgt   6 k off U Bk ng pblem. Mban n  quend     em  v  ane r an advan ater t ... an  t  kgt n b t  al  dvelp  bp   a n a bl er  2 0-0 0 3      .  qu v   e vnt     3  2  6  pae< eg play a n revald an appabl vana r    1  e5 2 /f /f6  /xe5 d& 4 /f /x 5  d5 6 d e  - Nc& 8  /

8 93



Gae 11;  3  Gt 1

 e2

  3  d3 d5  l   ) 2  G 2 - a 10 

 -

9  d  a  1 c f5

0  G 7 O .6 () 



  s

1  ..  G     G    3   23 Gan 5; 2   6 1 1  xc 12 xc  1    () 4 cxd5  Ga    G  





1 1  f5 

10 6 

3 33

CHA O 3xe5: The Main Line with 8 e1 to equ (e ltter in view of 3 xc �d7 14 Q Blck cn tke on d wih  queen wthout hrm if he pecedes this wit fter 1  e 2  f6 3 e d6 4  O.xO 11 x (Gme 4 wl  xe4 5 d4 d 6 3 e7 7  6 its e Gme 5 Blck kes he sttec decision  tht he iedte tck on e d-p with occup the squ in font of the iolte 8 c4  coved in the preous chpter is i p with  0 xd5 the found f me pcce Howve Whie 9 c4 ks ressive 9 c3 pp 8 , developn he rk nd tcki the dinctl rened. owever comprng th knght on e4 is  seous letiv. ven consequences of the lies leds to unex Bler conided the wn scce 8 4 pctd results 9 c4 lds to the quick reduc to  the st pl d he dicted  it on of ion in he cenre with ppr s unfvoule f ite   nd hold mtely equl chnces, while he conse on to the pwn 9  xe4 dxe4  0  x quences fter 9 c3  unpven Wht 1 O 1 1 •x xd4 12 d3 mns sengthens his d4wn nd resumes  equy  1 . 1 2 f4 0-0 Instd it thrt to cp on e4. oreover fter c shoud dvnce his c-pwn wh the ssive c3 Whites queen hs  cle wy to 3 n 9 c4 Gmes 1 3- 5 r e me 9 c3  er 9  it is kl to ke this rod 10 h  61. hs not come pur though it k The intensive ck n he cente wit 9 lc  foce the ishop n g4 to me  c4 vill foces Blck to defend te d decision foe the queen leves for t pwn th 9 .f6 f Whte retins psu nk 10 c4! ing t ke dvnt of t i e cen w 0 c3 (Gme 3 the d4 weken of the g8 dionl t the cos pwn fl nd Bck equlies wih either of  tempo is unjustied 1 o dxc4 1  xc 10.xd4 o 10. x 1 x xd4 Ths •d6 nd 000 (ikhlchishn o  is the son Whte often reeses the tension d6! 1 c4! e 1 6 mkes some sen in the cente wih 10 cxd (Gmes 415 cue  d5xc4 ds not work while h Pillu intruced I O..•xd u ft 1 1 mnuve d2 desees considetio c3 neie the rett 1 h5 nor the  fter 1 0 2 00 oweve thi pln s l queen swp xO 12 xd5 xd eds  pn ft 0 ll2 •d6 in view o

1  e5 2 f3 & 3 xe5 d& 4 f3 xe4 5  d5 6 d3 e  0 &  e1











34

3 xe5 he Min Line wth 8 e 

lck's sibiy of casng long An y b3 atacking b and d5 is cov !r in Games 7 1 8 A compavly  J>n aft tO 3 s 10 ..d6, ppang ni castlin. Ts vs te th th ical sibilty of   �2 12 c2 follwd by h ln wih h b-pawn, and a doxcal idea of 1 1 �fd2? folowd y   n the n ln wih O b3 00 1 2 Back has two mn pons: h kns ova fom the dans a2g8 dial 8 with 11h8 (Gam 1 o a saci  of th b-pawn while Botinnk poposd cng b7 wi 1 1.5 (a  8) ·

ame 13 Shov-Vusupov

Eean Team C., Bami 1999   e5 2 f3 f6 3 xe5 d& 4 f3 x 5 d4 d5 6 d3 c&  00 e 8 1 4 9 c4 f6

Tin to n a pawn immediaely is a stk: x? 10 xO �xd4 11   12 h3 �fd6 13 cx5 � 4 5 �xd5 1 5 �c3 � 16 x �xe 1 5 )xdS (this vs p matia and admt that  has al n on if Black is 17.f6 n 8 �xf6! gx 1 xf6 W f 20 • is r  ston 18 xd8 xd8 1  4 �f6  d4 and Whit s mch t· in  nandokoJaka 83  c3

10 cxd5 is h sbjc of Game 4

10 xf3 

Now this ap on  is af dxc4 is lss acct afte 1  xc4 00 12 S �aS 13 3 c6 4 h3 hS 1 5 gS? cxS 16 :s x (not 16 .d4? 17 xf6 x 8 x xf6 1 S xc3 20 d8 d8 21 bxc3 with a big advanta fo Whit JPolamsky s Pala  4 1  xO �c6 1 8 xf6 xf 1 xdS whn White's peces  scintly acv to fo an adv vn in this symmtcal sin wv, Black shld seosly conside 10 �xd4 h:   cxd5 x (1 1c5?! is inaccat: 1 2 bS+ W 13 2 and White has a l ad in dvelopmnt) 2 O c5!? 3 dxc6 �xc6 14 bS 00 15 x8 xd8 16 x6 bxc6 1 3 b6 8 adl fd8 and th m was complely el in Jogav, n 1 1 1 xf3 xd4 1 2 d1

Whi can al  12 3 when  2�6 is a lile bet fo Whit aft 1 3   14 cxd5 �xd5 1 5 3 �f 1 6 3 Hweve Back is okay aft 12.dxc4 13 xc4 (Ka pov pinted o th losing blnd  xg? �+ 14 h g8 1 5 x �x) 1300 14 5 d6 15 4 h6 6 xf6 xf6 7 xf6 x, bonKav, Hanv 1 3 1 2  1 3 f5 

Aft 3 cxdS Black dfend sccssUy 13.d5 4 b5+ c6  5 xd5 cxb5 16 f4 �xf4 17 xe+ (not 1 7 �x7?! 6 1  35

he Peoff Defence

  a lack keeps a ul ex pawn 7¢£ 18 s •d6 19 %5 ls   xd 21 %xd1 xd 22 xd1 e6 2 %xb5  24 c e7 and unsily a draw s d i KasmdzhanoYusupov sen 

2 x7+ x7  xe7 xe7 2  f6 24 xb7 % and Wie has  nng cane 18 e3

3 dxc4 

Much iskier is  d4 14 xe6! (hi is more danous an 4 2 d 15 4 d4 6 xd 00  7 e  18  5 19 e2 4 wh was unclear in JPolr hiov Prae 1999) 4dx (or 14 e6 15 bS e5 1 %x5 a6 1 7 xd4 5 1 8 h6! and ie has a vious ak) 15 xd xd 16 . xb2 17 xb2 Whie as ompensaon he bishop pr a lea in delopmen d e annoyng p on he e e 4 

1 8f6

Anoer opon is 18h8 or example 19 xd5 d5 20 d .6 21  a5 (or 21.xb2 22 xd5 xd5 2 xd5 b6 24 7 8 25  and Whies aciviy  hm a maU endme advn M i Svile 2)   ad 2 d c7 24 .b4 fe8 and W ain has a n ed hs me due o hs ber sucure 9 c5 Jf7 20 Jee

4  

14d7? sees e uen seppi ino uble 1 5 x4 ls  6 .g5 and Whie has  danous inve For exape 16  h6 17 .x6 fx6  x6 .x6 19 %ad  20 %xe6+ ' 2 d xd 22 d and Whies ack ashes hu  5 xe6 fxe6  6 xc4 d5

aks simpes p is 1600 17 x6  18 . d6 9 xd6 .xd6  (Y euay  7 xe6 00

Ther is no me for 17x? us o 1 .5 d5 19 .xe7 xe7  ae 1 % 6

is is mo conUed han 20 %d6 o xample 20c7 2  .xc  bxc 7   %xd8 24 %xe7 b5 25  (ar 25 %xc7 bxc4 26 %xc6 b4! 27 %d6 %xd6  xd6 xa2 lacks dangeous a pawn gves him he ed) 25 f4 and la had seous ouerpay  MmIesca ne 2 20  xc3 2 bxc3 h6  7

Ths k ins ie a sma advnge

227 23 Je7 d5 24 xd5 xd5

Aer 24cxd5   x7 26 d4 %x 27 b b5 28 e5 usv s beleves Whe is a bi bee 25 Je8 JB 26 xf8 Wxf8 27 c5 8  c4 4 29 d6

Afr his lak equalises Wh ould k ressing wih 29 e d 0 %e2 b4 1  %xa2 2 xa2 xa2  .d2 

3  T Mn Ln wt 8  

  �6 35 « d6 36 d4 (Yusu

)

293 3 e2 dB 31 ic7  32 3 %%

e 14 SaxVusupov

eo Ofi 1984 1 e4 e5 2 f3 f6 3 xe5 d6 4 f3 x  d4 d5 6 id3 c6 7 00 ie7 8 e1 i 9 c4 f6 10 cxd5

bxc6 16 g5 f8 th a uca so) 13 c3 'd7 4 'xd7 d7 15 3 6 16 ad1 d6 17  7 18 b5 Zhd8 19 xd6 cxd6  h3 (Wht hs obvious com sao fr h pa) 0 . 1  h6  d4 ac8 3 c3  4 c hS 5  // Kspavov Wod hamohp (Ga 8), Mscow 1984. b) 1 'xdS shu ot  ous 1xd5 13 3 -0-0 (Back s wll ad visd ot o chas mal with 13.  14 4 xd4 baus aftr 5  d8 6 xd4 x4 17 a c6 18 b5 Whi  w back th aw a fo a adva) 14 4 b4! 1 5  f6 6 xc6 bxc6  7 3  18 a3 (Kamsky-Kov s 1994 coud 18 %ac x 9  cS 0 f f6 1  Zh8 d Back had a d whch w cosdby aft  dxcS? x3) 18xc3 19 bxc3 xc3   bS 1 xc6 xd4  Zc4. Dst acks x a Ka assss h si as a 

 2xd 1 3 c3 10 ixf3 

s is much sfr tha 10 .'xd5 1 1 c3 x Qf 1 .5  b5 x 1 3  �  xc6 bxc6 15 f4 ts sir dv mt s woh a s adva) 1  xd5 xd1 13 xc7 d7 14 f4  (Kavalk s 14h5 15  d8 16 5 �S  7 xa8 c6  8 d 6 9 Z5 as wig r t) 5 d5 4 16 xa8 xa 7 5  (o 17.c5 8 c  19 4 ad Wh s has a c ad t) 18 f  19 bS+ d8 0 d6 x 1 x  6  dx7+ x7  d4 6 4 a4 (KavakToth fa 1976) wh  ccs hv bud out but Whts o pa s sus a smal adva  xd5 is studid i Gam 15. 

 1 •xf3 •xd5 12 •g3

Whit has o oth movs a) 1  xd4 (lso ayb s ...xd4 13 c3 8 14 b5 0 1 5 xc6

Aftr 3 'x7 o f cks oos is to forc ]uality h 1 g4!? 4 f4 d3 15 x 0-0 1 3 0 14   

ack ha a soud atav i 14..b4  S gS fd8 1 6 'h3  7 xc7 cR 8 xf6 xf6 19 s 'd6  x xf6, ac asy qua 1 5 x

5 xc7 Zad8 6 x xg4 7  5 1 8 f4 f6 s so v 1 5x4 1 6 if5?

s is iccur; 16   7 xc7 ac8 8 b5  s smy ua 1 6 f6 1 7 xc7 adB 1 8 ie3 a6 

A ar m KskyKhifm E Word hmoship s Vgas 1999 coud 1 8.b4 9 d1  0 h3 a6 (or 06 1 bS   xa7 xa7  xa7 Zxd  xd 8 5 5 xb a with uaty) 1 h6 xd  Zx  8  x8+ xd8 4 5 7 37

T Pro Dn

 a level pin 19 ac1

xd5 33 xd5 b5

31 Wxe5 32 a8 b5 33  d5  3 bx 35 b7 b1 36 3 a3 01 

Pehaps White shuld  19 ed1 .d6  .b6 .e5 21 b (afte 2 xd8 Xd Whte has me prbems since  xa6? s t d5) 2xd+ 22 xd1 .xb2 when tes acvity is enugh to hod the bance 19 20 f1 d4!

s keps u the pssu 20d2! allws Whte  compcae mattes th 21 xc6 bxc6  .c5

e 15 PsakhsCoope

Po n 200 1  e5 2 f3 f6 3 xe5 d6 4 f x 5  d5 6 d3 c6 7 0 e7 8 e1  9  f6 1 0 cxd5 d5 1 1 c3 0-0 1 2 h3

21 

Now Blacks advta is seious After 2 .xd4 xd4 22 d fd8 23 xd4 Xd4 24 �l .d6 Black has ve e 21 x5 22 x d7 23 1

Blacks adv is coned by the fac that White cannot ab n b7 23 xb7? os t  xe3 24 3 c8 25 c e8 whle the lne 23 .f4? S 24 xb7 d4! is als heess

 c8 24 bc4 8 25 h3 xe3 26 

fxe3 8 27  7

Tweny y ar khis had ed 2 .e4 .e6 (aer 1f6 Zak assessed 13 d5 b4 14  xe4 5 x4 .x£ 6 x a6 7  as clealy beer  Whte) 3 d3 h6 4 .h7 (if 4 b5 Back d h 4 b4? 15 xb7 b 6 'xa7 S)  4�h8 5 . cb4 16 1 .x 17 x f6  .f4 5 19 .5 c6 wih an eql sin, Psakhischussler Talin 983 1 2e6

28 

If 28 5 hen  d5 29 xd5+ xdS 30   and lack has d chaces f wi ning the k endig 

28d1 + 31 e5+

 xd1 xd1 + 30 2 Wd6

Nw it is al oer l hpess is 3 xb7 c6 32 a7 � but White can put up mo sisance wth 3 �e2  32 5 38

 is e slid pn bu  ohe oes   meonin a) 2h5? is just a blunde 3 .xh7 �xh7 4 S .xg5 1 5 xh �g8 1  .xgS  17 .xf6 x  8 s 'xd4 9 d1  20 xd4 h5 21 h4 and Wht had a hu advanae  Ymnv  Petesbu 996 b) M seius is 12 x£, alhu Whte should have a slht d Fo exam

3 xe5: The Mn L n e with 8 A 

  3 'x db4 4 bl e8  S dS d6 I xe8+ xe8  e  8 'e4 6  a3 a6 20 c2 DolmatovYusupov nm7 981 3 a3 xc3

Black has aso  e imdae lf6 for example 14 &4   S b3 b6 6 dS xe4  .x4 e 18 .e3 c8 (he ed 18exdS d ot wok: I  xb6 xb6 20 .xb7 b8 2 ad 7  b e8  d7 xe 24 xe •e8   xb 26 xb7 xd7 27 xa7 and te has  wnnng chaces) 1 9 ac 6  .b 'd (rovokolov, FIDE ld Champioip s es 1999) Now I kolov sus tha 2 .gS!? xS 22 xgS g6  g3 ves an d to   bxc3 f6

 6h8?

Black culd have imited his dsadvan wh 6   7 S S 1 8 .d2  7 e d7  8 e5

Now lack ha to make a cceo

8xe5 9 dxe5 •e 0 g5 •

er  h6 te ds not nee   ra: 21 .f6 b8   �g8 23  and he attack is devasig 

 5 h6  f6 �g8 3 Ae3 e7  Ag3 g6 5 Axg6 fxg6 6 •xg6  

e 16 LkoYusupov

Doud 1  e e5  f3 f6 3 xe5 d6 4 f3 xe 5  d5 6 d3 e7 7 00 c6 8 Ae g 9 c3 f5

is is me aessive than 9  lO .gS 'd? (lack should pla 0 bu ites posin s prefeable ae 1 1 2 .hS 12 b3  1 3 'c2 .  4 eS) 1 1 b2 (Whi could aso che o shate lacks kiide wh  1 .xf6  is e after 1 1  1 2 2 ·0  .bS) 10-0-0 2 'a4 h6 3 .h4 g5 14 g .x (r 4 d6  S .bS and Black is sll in oube because S�b8? loses o 16 eS xeS  .xeS) 15 x   6  xeS 17  x 8 xeS d3 (d 9 'xa7 'd6  e3 is alo winn 9 xe d 20 e3 a6 21 xa6 bxa6  .eS 10 Keeslexande astin 9S4/S5 

5 

s s naural,  paing S 'c2  and ony hen 16 b is also sensible Nw if ack plas as in he me with 16 b6 t has 17 .x6! hx 18 xe6 fxe6 9 x6+ �h8 20 bS w a cshing atack Isad VasiukovVladimiov, UR 198 ntnued 16 .dS 17 2  1 c4   e5 7 20 c4 .b7 21 .b2 d Wht d a plasa advan 5 b6  6 f 

White could also  6 c h6 1 .f4 dS 1 8 .h7+
0 

1 0  x ffes a pomsing paw sacce:  1  (if i declines he ffe with  x 00 12 £4 .d6 he me is unclr) f6 12 x 0 13 d3 d6 14 S   5 .e6+ �h8  6 2   7 .? (ths l Black ake cool; Whie had   1 b3 eve though lack has com peaon af 17 .f4 1 8 • .x 19 xS d6) 17.f4 1 8 .x (o 8 .x xg5 19  hS ad lacks occuaon of f4 will  ve thateni 1 xf6 9 39

 Ptro n

x xd2 2  f4 21 xh7 5  h h5 01 EkaDvtsky Wik a Z 975.

  00? 0d

Posiby ppag to cas og sta  000 is o soab, it  foog: a  b3 ss o Gam 17 b 1 f t a  sp b  .d6 i icky but pbbly iccu at aft 2 3 (ot 2 3? x h 13 ? is impsbl cau f 13..x 4 c x3 5 xd3 x  fo Back -  poblm th 16  is 16.h4+ iig t k 2.f6 3 b3 a Wht s a b b b2  t  h4 12 g3  3 g5 xg5 14 2 h 15  f4 16 2 x2 17 x2 5 18  g3 1 9 hxg3 f6 t a ucl o ujicHjso, Blad 1989 

1  c4?

 oth p is 1 1 . Fo pl, 1 ...00? 2 3 h5!? 3 h3  14  stad 1 4 2 x  5 x h4 6 2 7 17 1 f6 1 8 c2 b8 19 a4 h7 2 aS 5 as ucla i amsMakachv Ovio 99 14. hx 15 x4 (Whit mus aod 5 2? caus of 5. 16  x 17 x  18 2 8 ith a imms ck 15...x4 16 c4 f6 ad Back as  comsaon - 7 ? loss o 17g7 18 7 h6 19 h4 x7 20 g3 g5 0

N casg shot s a msak  Blac ha o  movs: a 1  .xd2 12 x2 xc4 (o 2.x4? 13 d4 x 4 5 c5    h Whit  hav a dcisiv mata aa 3 xc4 000 4 c3 f6 th a uc sio. b !? ds o ha play 2 cxd5 x2! (oc a 12 ..x4? is a msk 3 4 xd1 4 x S 5 x7 x7 6 x4 ad Whits xa maia sus a c adva 3 dxc6 x 1  3 5 b7 b8 16  x 17 x f6 t a v my so (ko. 1 2 cxd5 

Wit a b btt aft 12..xd2 3 dxc x 14  h 15 cxb ab8 16 c4  7 b3 1 3 x x 14 xe4

3 'xe5 he Min Line wih 8 . e 1

  + 5 'g

1 xf

 'e .b+

Lo assd 4x+ 15  .x H  d6 . 17 xb7 ab 18 7 b7 1 9 6  clarly bttr or t 15 xd  16 xb x 17 .e

t pr to aod t pawn nn 51 S bS+ 52 �h6 h5+ 53 xhS n oh h wns ntly ar 53 b5 54 4 b4 ss 5 b3 56 6 b2 5  b1 s + a2 59 a8+



h5 18 .b 5

Whi also has a clr pls a 18a5 19  6 20  .x4 21 4 .d6  .d2  e f7 20 g5

Or 20 b .S 21 :bS .4  aS  23 :1 and spt th ppositcolor bhps t has an obios aata>

51 b5 52 h .b1 5 h7  5 .7+ �b2 55  1 56 'g5 b 57 h5 'c 58 .c7 + � 5 .b7 W 60 h6 b2 6  b 62 .xb1 .xb1 6 h7 .b8  6 .b6+ 65 �g7 .b7+ 66 ¢h6 .b6+ 67 Wh5 .b8  g5 1-0 

0 b6 21 xf7 7 22 xb6 xb6  d6 cxd6 2 .xb6 .c7 25 1 .6 6  

h irct 26 a6 shod aso win Fr pl 26  ba6 27 b4 :c2 28 a4 :b2 29 bS abS 30 S c2 31 a6 :c8 32 7 a 33  c 26 7 27  d 28 .d1 6 2 .b5 d6 0 'e2 'e5 1 'd .dc6 

G 1 7 lvanchukShov

Doun 1998 1 e e5 2 f f6  d x  xe5 d6 5 f d5 6 d 6 7 0 e7 8 .e1 g  c f5 10 bd2 0 1 1 

1 1 Wh8 

 

r 32 : �6 33 8 cS 34 cS cS 35 b8 and Whits ad s   2 .c5  .xc5 .xc5  'd . 5 1 + Wd6 6 . .f 7 f .h 8 h b6  .b8 'c5 4 .c8+ 'd6 1 .f8 g5  .f6+ 'c5  + 'b5 4 .f5 � 5 xg5 'x  .xd5 

 bS �b4 47 xdS  n or stah-

a

6 xb 7 5 b+  � .b+ 

acrici a pawn 1  5 wl  s  n th nxt  12 xb7

Whit can opt t incld 2 h3 .hS  or playn 13 b7 Fo xapl 3 6 4 b3  ( 14 5 15  b 16 c2 with a y sin) 5 .2 .6 (1 5 .h4 s th wn way to bl p th attac  6  . 1 7  an Wt s a sa pawn p bcas 7 .x+?! ls to 1 8  x 19  d6 20 S  21    .4 h6   8 24 .d3, 41

T Ptro D

povKohno 6h machme, Mosc 974) 16 5 Ixe5 17 xh5 x2 18 �x gS  9 �f h4 20 Ixe4 (not 2 e4 x 21 Wg1 ! an Back wns) 2xh} 2 � I 2 L + a Back has a tua chck (OKelly

ayamov am 21) 17 xc6   8  4 d acks kngde pla podes ob  vous py fo the  1 55  6 e2 

1 2f6

1 7  1 3 5

e he at 13 3 as lw ack cnay:  3  (1 3b8 4 a4 mly anspses to the me) d now a) 14 b5 Ixd2  5 Ixd2 d6 1 6  (o 6 xc6 L+ 17 x h4+ 1 8 �g  19  •xe+   h 2 h x+ 2 Wh2 x and nw ht shuld cet at Black has a eual check  caus f 2 c2 e4 24 d2  Back hs a deadly aack) 167 17 d3 h5  8 f h4 and Black has a danus ave, eshkovRaesk cospndence 985 b) 4 g3! b8! 15 c 6 16  (Moves ntd out tt e impse 16   17   wo aw ack un  comaon) 6Jf6 17 b5 7 18  xeS 9 deS an   cly   Movs Neends  o accute  4•d6 1 5 b5 b8, when lck  ome comnn 1 3  14  d6 1 5 h3 O 15 bS Ixd2 16 xd2 x (67?! s to passive 7 5 a6 8 f xb2 19  h5 2 f6 f6 21 •d7 s uch be fo hite Gagnashvi 

42

Tng t ea he pessue aon he  e n ths compex sn e ha  ohe  opons: a) 17 I4 leads t v unc play ae 7 e4 8  g 9 xg •g 2 hS 7 21 d1 g6 2  h5  d  24 b5 I b) Cousy 7  aows lack  choce of foe daws  e5 8 dxe xe2 1 exd6 x+!  Wx2  21 �h  Ix+ 2 Wh2 f4!    2 hx h4+ 25 W2 xg4+ wth a peta chec o 8•g5 19  Ix! 2 exd  21 Wh1 I+ (vanchuk) 1 7 4 8 3 xc1 9 xc1 •d 20 c2 

The bous  b5 backs aft 2! 21 Wx 6+  Wh2 x 2  d6+ 24  7   hS aft whch Blacks atack s v sng nchuk analyd 2 Ih4 as lan   dw 2•f4 2 Ix6+ h 2 5!  xa! Ix 24 xb8+ Wh7  x x   xe 27 �e2 g3 28 g d  W f4 whn to avo mae it mu lay  S an alow ptua chck  f4 21 d  22 2 

t s vtal  supo  f 2 5! then

3 xe5: The Main L ine with 8 e 

.. x 23 x  24 g3 g31 25 x4 xh3 2 W2 6 and Blc's atack � venmus

 e6 3 xe4 fx 4 3 f5 5 1 xd1 6 lxd1 e3 is is e wn apach 26h5 leas  n unclea sin after 27 c4 3 28 cx5 5 29 c4 e7 Hwv th est ln is  i 266 2 2  whn ac as a dnte ed   + Oe sl flws thr Aft 27    7 2 e2 hite wuld  bn nly slhy eter  f3 f5 9  6 30 lde1 f4 31 4 h5 3 b5 hx4 •

A bt  i 32.. !? whn anchu lysed 33 xd5   hx4 x4+ 35 K4 x4 36 �h h6+ 37 h2 xh2 38 h2  39 h3 x 40 hS! Wg8

4 8 �h 7 42 xc6 d 43 g2 e2  gS xg5 45 xg5 e 46 h wih h hang snl nn chances 33 hx4 t 33 ? lc cn dw wih 334 34  x! 35 hxg4 x 36 hl x 37  2 38 �g e 39 h • 33 lh6  xd5 e 35 •e hi hd  sr wn wih 3 7 8 36 x7 x2 37 x2 h2 38 Wl x2 39 xe3 35xe5  dxe5 d5 3 �3 & 3 h3 e5 39 f4 xf4 4 �xf4 la5 41 a3 lb5 4 �xe3 l6 43  a 4 a1 c5 45 lb cx 46 lx lba5 47  lc5  a3 1-

e 18  AnanGlfan

Mosv  1  e5  f3 f& 3 xe5 d6 4 f3 xe4 5  d5 6 d3 e 7 - c& 8 e1 4 9  f5 1  b3 - A ajr aleate hee is .d6 wih he ida f caling JUeensie hit has t an answers:

a) Tang  wn wi   x7 shuld ciny  anysd  lc has olay afr   8 2 a6 x  3  0-? 4 fxe4 (n 4 ? b6  a4 h4 wh a danus ina; f exm 6 4?

3

e Peroff Defence

alows a wnng aack afte 6x! 7 �£ xh2) 4e4 1  h4 b)   .fd2!? s nteresng but als pen Uy sky .000 2  ih4 (he cky 2 5?! fals t 13 ixe4 dxe4 14  . 5 .1 and te s cery bettr  mman) I 3  ad no b) Te creave 13ih3?! s et by accute deence  4 c2  15 .b3 £ 16 .a3 de8 7 if4! {bu not 7 Wh?? .£+! 8  ix! 0- nchuAan, Reo Ema 989) 7   18 .bS an hte has a c av b2) 3i!? 4 :x x£ 5 Wx£ xh2 6 . h? 7  fx and h stuan s mposbl to aess wth any conence hte hs a la teal advan ta but a danusly exposd  c)   .2  the saft pn   .000 12 c2 (2 b5s less ce for xampl 12f6 13 a4 :he8? I4 ixc6 bxc6 I 5 xe4 :x4 6 :xe4 e4 17  ixeS 8 dxeS cS 9 i3 b th an unbalancd son) 1Wb8 3  if6 4 bS .e7 1S . ixeS 16 dxeS g6 17 .b3 g 18 f4 4 9 ie3 and te   ed n e g-Naumann Rost 22

.S ix   als clly ter af the alves 7f4 18 :e6 8 9   20 g3 and 178 18   9  .6 20 b4!  Annd) 1 8 Wx 2  ixc6 bxc6 20 xc6 f4 2  Wh8  xhS   x!  24 Wx and  has clevery conldated hs aa, · andamnk Tlbu 998 b) 3ih4! th a further bch



I

b) 14 g3 (hs s usual) 14if6 S Let bxc6 16 xc6 :e 17  ixeS 8 de  9 f4 (Kramn mnons 19 c4!? d4 20 dS+ xdS 2 cx5 a8  sl v comnsan) 1 9 (e has  edge  1 9 :C6? fr exape 20.e4; 1 1 2 5 21 xe4 dxe4   a6  hKamn e 999  and now  :O i 2 c wud have cled te's adv 20 Wg2 :b8 2 c4 (21 .b3? :b6  -� 4!  c4 •c8 s mesy) 2xc4  xc d3  3 ( has to watch out f ma ck  id2? :ed 24 c3 •cZ  Wh a4!)  xb2 24 xb2 d 25 Wh + 26 Wg .h3+ - Anan Kramnk j aan  1999  b 1 4 : !? s as wrth cons 14.xd2  S .xd2 f4 6 ixc6 bxc6 1 xc6 gS 8 c4 (18 3 alws Back t a dw wth 8g3 9 hx xg3! 2 1 2 c2 12 a4 s a very mporn tea e3+ 21 W e2) 18ad8 9 cxdS 20 c3  21 .   .e  Ply cnues 126 3 ibS and nw a) hte has an asy me afr 1.x2?! x hxg6 24 e3 c8! s toly unc 4 .x2 6 IS h3 ihS 6 .b3 ih4 7 KozakMotylv, Lvov 999 

� j

 xe5 The Man Lne wh 8 e 1

kp an d afe 15  g 1 6 hx x 1 e2 where 15 e4 xe 6 x c4 7 f xd2 18 xd2 c6 M zchAam Dun 22  ther un 3

Th  nable bu rhap Whe huld pefe 1 5? xeS 14 xe5 h4 1 5  w a plan ed 3xf3 4 x3 c4  5 xc4

r 15 a4 c6 16  b5  axb5 xbS 8 a6 f6 wh uncle pay  5 dxc4 6 e3 JeB 7  • 8 5 xe5 

d6

T   n 12c5 1 S hS

 14? 14  xc 15 bxc  1 6 4 xe4 1  x4 c5 1 8 xh �h 1 9 3 when  fen y 14  cxd4  4 <4 ( 5x  cky u Whe  he ne w 16 xd5!? cx2  d2 xd5 18 xS a5 9 7 8 2  16 e4 dx 17 xe4 h6 (Ann <> jk a  2 d he   n a a n wh 18  dxc 9 Ja5 4  �h xe5 21 a! lack ha al te 14h4 bu Wh

Th  th bu chc but 18x5?  a neen  9 dxe5 5 2  xc ldng  a mey pn    dxe5 •xe5 0 d4 5   •d7

Whe al ha cmpenan f he pawn after Black  ther pn 21 a6   6 2 c5 and 2  c6   6 2 b5  24 S ad8 25 

 xa7 d& 3 Jxe8 •xe 4 c5 •xa4 5 •x Jxa4 6 xd& cxd6 7  a& 8 J b5  Jd5 Ja3  Jxd& c3 Y Y -

45

e Pero Deence

umma Nowaday he acv connuan 9 c4 ds not sm  offe Whit a dvana n h openig. I can  commndd o fan o h ioad qun' pawn, wch a afr 9  0 cxd5 xd5 Howv  hould no fo ha 10 x 1 1 x xd4 (Gam  ) has pvn to b a iab way f quaiig. Dpi ina appanc 9 3 i on of h hap y� n h Poff Dfnc Of cou oppoi id cang a 9.  b3 d6  000 ld  many compca on A 0  1 bd2 a Bck main maia quay bu o cn o he imn S-qu an foowing 2 "c2 6 (o 2 c5 1 3 S Whi chanc a pf abe Th ie wh   h8 Gam 1 i exemey inica and v mov mus  ca fuy anayd fe 2 xb7 Back qunid bcoms ("C mo nab bu  offid on of Wh qun x h king o d Bck ha f6 a  dipoa incaig hi inav n h kinid and dpi many me i i i impib  giv an xact amn of  ion.   e5 2 f3 f6 3 xe5 6 4 f3 x 5   6 i3 ie7 7 00 6 8 e i (   9 c3  0 bd2  Ga 16  b3 0 1 1 2 ()

1 .s  G0e 18 1 18 - Gme 17

 f6  0 x5 0 3  Gon 1 J 0i3 G1e 1 

10.xd5 - Come 1

B   i

6

 1  d2

9  f6

CHAP THREE 3xe5: Black Play 6 .  .J d6

1  eS 2 f If&  xeS d6 4 If xe4 5  dS 6 d d& he line  e4 e 2  f 3 xe d 4  xe4 5 d4   d3 d is mms cld h ymmcl vriation Ti  a tty fo n as the sy i ined Juite qucky and it actually more accurat t al i  Mahl Vaaon At th nn f  2th cnu Mhall ftn payd h bi 7 00 !  c4 00 9 cx  a lne at is n quit cct, d vntually it lay leand hw t dampen Black dan ru initiav  G 9) ·e tabiya of he stem ass a h mv 7  0-0  c4 c. Black ha s ned he <-paw whch >e vueble ft ..d 9 'c2 attacking h k n 4 i cved  Gs 92. Dndng th kni  9.. a played  the histc m Willsaunton ndon 185 i nly sible (see h notes to  19) ut ths day ms Black playe fer Kues su&sd wn scc 9 a!. 'I en o xe4 d4 11 'xe4 (Ge 19) ves ack acv play as cmn for the  ar ethe 1.8 or 11 .! (Rt kys mes are irt he) Nwadays ndmastrs including  el prf to rvn he possibliy f ab4 h 1  fr wch lack cnnu wth 1O..e

U  (am 2) r .  (ame 21). Attacking e eknight wi 9   was unpplar fr many yeas, but it has bcome ui fanabl ceny. fndn th knght with 9 and th mbi cnnua n 9.4 ar discussed in am 2 wle 9 e i h ubt of ame . sp th obvius anpsitn after 9 c3 xc3  bxc3 4 1  cxd cxd and 9 cxd cxd 0 c3 xc3 11 bxc3 g4, ths d nt me that ther ar n incn dffnces beeen 9 c3 and 9 cxd. After 9 c (Gam 24-25) Bck can prd wih 9..xc  bxc3 dxc4 1 xc4 , whn h shapest lne i 12 d3 7 13 s f 4 h3 h 5 f4 h  4 a playd by apabanca (am 25). T the is vey r advanced in h lne f 9 cxd cxd 1 c3 xc3 11 bxc3 g4, ad hre Whit mana t develp a sng ave n the id Aftr 12 b1 e m bnches 2 b i studed  am 2 while 12 ...7 is e subject f Gm 272 .

ac 19 Burkovatsky

Coonden 195 1  eS 2 f If&  xe5 d6 4 f 47

The Peoff Defence

 5 d4 d5 6 d3 d6 7 00

te  a cuple o mnor ateavs: a) 7 bd2  8 �5 0 9 0-0 c5  c4!? the pssive 10 c3 aow Black o ceate song counelay ae 1 ..cxd4 1 1 cxd4 xeS? 1 2 dxeS 6 1 3  f4, o exampl 14 xe4?! dxe4 15 xd8 xd8 16   17 xf4 h6 18 h3  haanska-Rek Budapst 1 991  and here 18.g5 ges Black an ed)  ..d4 1  (no 11 ? c7 1 2 4 g5!, when Bck is aeady al mos wnnn 1 1.dxc4 12 xe4 e4 13 xe4 d3 and the poion s compl b) Playn 7 c4 fore cating alows Black an adonal opn 7 .. + 8 2 00 9 00 xd2  0 xd2 (als ssible is  0 xd2  1 1 e3 c6 1 2 h3 hS  3 c1 e8 14 a3 dxc4 15 xc f6 16 e2  hAda Wjk n Zee 2 and hee Adms sust 16.3! 17 g3 x 1 8 g4  19 d2 4! eading to an unclea on) _xd2 1 1 xd2 dxc4 12 xc4 e6 (12xd4 3 b4 xd 14 axd1 e 15 f1 xe 16 xe e6 17 xe6 e6 18 xe6 c6 is also equal) 3 xe6 e6 14 g4 7 15 fe 1 f6 16 g5  17 d5! xd5 1 ad1 6 is lee Tiun Raey corspondence 1985 7 00 

xd5 17 5 f6 18 4 h s much ter  Codel) 16 gS e7 17 x7 xe 18 e4 x 19 x  20 xb7 b8 21 xa7 xd4  g4 xb2 23 ad1 b6 24 a4 ad White has ml avant>, eenMhall, an ebasan  91 1  b) 15  (s  even sn) 1 5xd5 1 6 e6  1 7 5 xL6 18 xe6  19 x x 20 d3 and Whie is much t ter, Gpsis-hsansen, Gaual 199 8 c4

is is the cical , ut 8 1 i  anable Now 8. 9 c4 c6 nspses o 8 c4 c6 9  1  wle 8.8 9 c4 6 spes  8 c4 c6 9  l e8 Ths leav 8.g4? as e ndenent  9 x4 dxe4 10 x4  1  e1 6 12  hH 13 2 £6 14 h3 h 15 c4 ae8 16  Bck also has comnaon ater 16 xe xe8 17 xd6 xd6 18 d2 f4) 16. £4 17 xd6 cxd6 ( ws a  ber ae 17 xd6  8 b b5 19 b2 •d 20 a4 a6 21 ax5 ab5  3 £6 23 c5 n Kuao Rzenis, apple Ia Gnde 24) 8 b3 g5  9 2  20  (no  d5?! x 21 xO g4! 22 hx4 e5 23 "h3 xg4, when We is  eious ue) 20 g3 21 g3 e3 22  £4  e 1 xh3? 24 x£4 4 25 g2 h4 26 � xg4   h3 h an unclea posion (ula) 8 c6 9 c2 & 

9 ..  s a majo aleave hee Ply connues 1 0 c3

7.g4?! is pmare ae 8 c4 - 9 cxd5  1 h3 h5 11 c3 7 12 xe4 fxe4 13 xe4 f6 14  h and now a) 15 3 xd5 Qf 15..x 6 x 48

 xe5 Black la ys 6   . d6

and no a) . a6 1 1 3 �h8 12 cxd5 cx5 1 3 b5 ( .xa6 c lead o a dw after 1bxa6 14 x5 b8 15 5 .b7!? 16 + x 1 7 x xc3 1  bxc3 .x 1 2 4+ 2 Wg  2 Wxg2 +) 13.b8 4 e1 6 15 a3  1 c3 6 17  g5 18 xb7 g4 is un c"r, VolchokBosov crspndence  b) JO Wh8 11 cxd5 cxd5 2 x5 2+ 13 �xh xd5 14 .c4 d6+ 15  c6 1 .f4 6 (not 16xd4 17  and ite is wnn but perhaps ack shu  16x5 17 .xeS + 8 Wg1 .e6 1 9 S 8 w uncr y) 7 xc6 bxc6 1 8 eS  1 Wg1 2 1g5?! alows te a srong advana ater 20 f4 4 21 d3 aceja-Meijers Isanbul Olympiad 2 2 e Mcieja nd out 2 c1 ?  21  f4 2 1 h3 when ie i n be) 0xc4 21 'xc4 n te has an ed

15. £ 16 b3 .x 1 7   18 4  19 'c3  wi a dans atck Kpp-Rozenis, Lvo 985 1 2 g5

tes o oher psible opons l a w ack counay: 2 c3 e8 13   14 4  or 12 1  1 h6  14 e2 e8 1 5 xe8 xe8 16 xe xe8 17 c3 3 1 2 f5 1  2 f4 14 4

he wans  avid e naty pin hat ases after 14   Fr exple 5 a3  16  h4 17  �h8 18 4 (oer ies lo  force 1 8 xd6 c2 19 2 3 2 xf4 d8 and 8  f 19 d7 + 20 Wh1  21  g5 2 6 5 23 3  24 4 5) 18xg4+ 19 x4 c2 20  d4 nd Black was slly bee in unesov esky cospndnce 1 85; or 1 5 a3 f6 16 c5 .c7 17 c4+  and lacks posn s pfebl 14 f 1 5 gxf h 1 6 e1 c7 

10 x

1  a3 i sued  Gme 20

10 dx 1 1 x  

1 7 a

Tis is sn bu Back has a od alter nave n 1 e8 12   12 c2 b4  3 . 1 4  aS and ack h exce ln cnsaon) 12. 13 .gS d7 14 2 h6 15 e3 ite should probably refer 15 .h4 b Blck sU hs play ar 15c 6 c2  17 c3 d3)

Back s s muc ber ater oher : a) 17 d xd6 8 �h xd4 b) 7  e8 18 e3 (Bck has as sn atck aer 18 xe8 xe8 19 xe8     21 3 hS) 18 19 3   eb1 4 21 < 2  and ie is  rbe ube 1 7h2+ 18 1 & 1 9 g5 f5 20  49

h Ptro Dn

 6? ds o a quck loss foUng 207 21 xh2 Dae   d5    g6+ 24 h2 .xe6 25 dxe6    h6

lack can also  20.f4? 21 6 .xe6 22 xe+ Wh8, when his attack connues

3   u hae aUow a neat nih 3h 32 Wg . 31  •f5 3 e5 lh3 33 g f3  Wf1 lh1 35 g3 h3  1 x3 01

Ge 20 KasparovShirov W   Zee 21

1g

1  e5  f3 f6 3 xe5 d6 4 f3 x 5 d4 d5 6 id3 id6 7 00 00 8 c4 c6 9 c 6 10 a3

Plang t blk he ee Afer 21 e6   xg7 Wx7  Wh2 ae8 Blck has exceent play 1  

so promsing s 2.g6  �e3  23 Wg2  when Blck has a powerl  ack For exampe, 24 ? 5 (nstd 24 .h5 25 h1 x?  e ws sud  deny wnnng fo te n mo Raesky orrpondence 1985) 25 h .  and hie has no hope of defendn  f1

te could    .xh6!? bu Bck stl has conon aer e6   .e3  .f4 f7 3 g?

Now te s compeey losing Afer 23 Wxh2  24 Wg1  25 e2 g6 26  .g5 c7 27 e3 e6 a east e has chances to fend of the atck 3i 4 d

Or 24 f4 :6 25 S cxd 26 cxd5   and e atck s t sng

4•5 5 g1 ih3 6 g3 ixg3 7 •xg3 :e1  8 :e1 :f3 9  g6 30 1 i 31 1 

1 0

  and 10£ (Game 21

h uu moves bu 0e8 s a rana Play connues 11 3 and now  a 1. is a sold ne 12e1 h6 13 c  14 .d2 .a5? std   asssss 14xd2 15 x8+ xe8 16 xd2 .xd3 7 xd3  quaQ 15 .f4 .xc3 6 bxc3 c7 17 h3 e6 18 .h2 (Anand-Kimdz hanv, Hydebd 22) and here  s sighy tr afer 18.h7 19 ab  

.



b) . 2x4 dx4 13 .xe4 .x 14 .x h4 15 g3 xd4 16 .g5 5 17 d2  8 2  19 ad (Accorng  af 19 xd6 is alo u  afer 19xg5 20 £4  21    d7 b8  d ed8 24 e7 :8 25 h4  9 20 .e3 d8 21 c3 .cS   xd1 23 xd1 .xe3 24 xe3 a! and

3 x5 sk Ply   

b2) 13  xd3 4 x3 cS ! 5 4 b3 1 Wx xa 7 h g if Black nses e ov 17. ' 18 h befo 1 1  1 cS b8 12  vs Blck mo aying 8g hen 9Wf4  x8 x chancs: 12...Le5 13 dxeS exS (bu no 21 cxdS cxdS  Wd2 pomises e a xc5?!14 xd315•xd3  nin a song iave) 18 3 an mon pic) 14 x7+ h8 15 h4 16 d3 chic) 18' 9fe 20 Wf4c7 xd3 17 •xd3  18 e  19 Wg3 (n hivk naes  ht was a 7 20 2e6 21 �b2  nd Back has bi er aftr 20.  21 cxdS b3   e6 n cunplay JovaMmdav, dS  xdS x6 2 c7 c 25 xe8 x8 26  2 2 e6, wch hov  Poviv 23 ssses as uncla. Insead of 18  18 cxdS 1 1 . Ths is a aj decisin for Back as h s ve messy afte 8...8 19 2   h1 xS 21 xa1 xb2  d1 xdS ateavs ar vry irn a) 1.� 12 �3 acS 3 xcS �xS rhaps t bs ov s 18 �x as t 4 cxdS 'xdS 15 3 �xc3 16 bxc3d8 has an ed aft 18..x 19 cxdS ' cS+ 20 7 4 c3! H �x (ar 18 xc3? hl cxdS 2   22 a4 tylev asssses 18..�xd3 19 �xg7 �x 1 cxd cxd 13 c3 A  smp dvelopin mov Takin  x 8 2 h8 f6  x d7 as cry advnous fo Blck) 18. . Wxd4 19 h pawn wh 3x4 dx414Wx4Uows c   xc3xc321 xc3 is e Bac sufcien counay 4  .e8 15e3 r 5 �4�xS 16 dxS  173 ash ovtyev Rusa  b) 1.x5 leads t havly analysed and Black has xcln cmnaon) 15..  c2  17 ' Wh4!? 18 plicn ar 12 dxSacS 2 � 19  x 2 x4 21 c4 �   dS  23 dxe6 x6 with n I positon tkinRzna ad isse 23 lack had qualised  NatfVhn thm 21

n no b) Blck has  asy posion ar 13 cxdS ? 'xdS Qess exac is 13..cxd5 14  c8 15�3 no 154?dx4!wh a cr vana  15d4 16 �xe4 e6? 17 xh7+ ¢h8 wth an unclar posion) 14 4 x4 15 3 if 15  cS 1  3! Black  emndous play) 15..c 6 Wxc3fK

1 3..xc3

s ay s naul bu Back shuld seously consder 13L5  For exapl 14 dxS cS 15e4xd3 16 xd3� 7 3xe4 18 Wxb7h4 19   d4 2 51

he Petro Deene

g3 xg3 21 hx3 8 and ak ha suf int mpnsatin in khv, inas  14 bxc3 h8 ak  ey oe afe 1   xe5?! 15

xh h 16 dx5  1 d2 h 18 h6+ g8 9 g f6 2 xf6 xf6 21 xf6 xf6 22 £ (Dkhian) 1 5 f4

 natu mve but Whe has a m teatening he in 15 xh! fte 15.. the bshp is pped but 16 d2 h 1  h6 g 18 g5 e 19 x xe 2 ae1  21 3 eates a an gous atk 1 5xe5

N Whtes ks a to sng n stea 5 f6? 16 £ d 1 b1 b8 s un. 1 6 fxe5

4 c

2  is as ining f Whte 2 . 25 "2 26 x6 x3 2 e! xd  h1 xe5 29 f6  3 xg g8 31 g3 h5 32 e  33  (Dk hian) 4•g4 he  n ay t save the pan n  f exampe 2 6 25  6   1 f6. 5 Ag3 h5

he k ending aft 25•e 26 xe dxe 2 x x 28  is siy nnng f Whie 6 3 g5 7 lg3 h5 8 xc7 c7 9 lxg6 h4 30 h3 •x+ 31 cx lxc 3 lf7 Jg8 33 Jd6 J 34 Jxd5 Jxa4 35 Jdd7 a1  36  a+ 37 3 Wh7 3 e6 g6 39 d5 Jc8  lc7 Je8 41 g4 a5 4 lxg7 6  Jgf7+ 5  f5+ d4 45 e7 1 0

White ud even have a si advtag afte 16 xe5 5 1 3 xd3 18 x3 b6 1 9 h3.

Ge 21 Grischukefand W   ee 22

1 6 g6 1 7  d7

O 1x3 1 8 xd3 f6 19 a3  2   21 a xa  d6 an the atak nnue 1 8 a3 lfe8 19 xg6 fxg6 0 3

1  e5  f3 f6 3 xe5 d6 4 f3 x 5  d5 6 d3 d6 7 00 00 8   9 •ca6 10 a3 f5 1 1 3

ainst 2, Dkian sus th neat inin ine 21 xb b  e6 d8  xa8 xa8 2 e g  

Whte has a sund tenav in 1 5 b (1 e 12 3  anspos t 1 3  2 5 e) 12 3 c 13 e2 (White hu  13 f!? e6 1 xb8 xb8 1 5 2 f6 6    5 1  'b2 th a siht eg) 36 1   15 b2 d 6 ae  1   h5 1 8 e5 x2 (a misn is 18xd! 9 xd xe2 2  x3 21 xf6 xf6 th xeent mnsan  Pikt) 9 xe2 xd 2  xe2 (nt 2 .. h?! 21 xb xe2+  xe2 xb8 23  f6 2 fe1 hen Whit ha leny f men an MevihPike, Wjk aan Zee 22) 21 xe2   xb8 b8  £ f6 2 5 be8 and Bak is sghty bete (zvih)

1 d6 7  lf3 lac8 3 laf1 h

1 1 7

0 b6

52

3 xe5 lk Ply    �

de8 26 1 wen h ad a dete ed in GipslisRey Ben 1993 7 e5  h5 18 fe I e8 an Blk hs anad o compcae e e 1 8 1 3  d7 14 b

T is an ambious moe Black coud equalse easly wit 14dxc4 15 .xc4 �xc3 16xc35 1 5 cxd5

1 e 1

ie as lny of teves a 12   13 b5 d7 14 b1 (or 14   15 d5 cxd5 16 d5 c8 17 ' h wi compnsaon  Sviler) 148 5 c5 e 6 bxc6 bxc6 17 .f4 6 1 5e8 9  'c8 2 25! Whte h excellen comnsaon after 20d8 2  b6 22 x 21 �b3h  a4 e is clear, Svider-Mozevic Ksnoyk

s is obbly bes Whte is n ouble afte 15e2 �6g5 16 5 7 dx5 f4 8 4 or 8  �x 19  g 20 g 3 an Blacks aack cases u 18 wn Black has a danou inave Glfan 1 5cxd5 1d5 lc8 1 7 •d1 g



b 122 � 13  .d7 14 5 d5 I 3 .e8 16 5  (if 16�xd4 ASokolov clms an ed or W aer 17 xd+ .7 8 'xd4 xe5 19 xe5 'xd3 2 b2 � 21 �4) 17 e3 .h5!? 17. is nfeo 18  xe5 19 dxe5 d4 2 4 dxe 2 .c4 4 22 'a2 �xe2+  'xe2 'e7 24 : Lc4  xc 8 2 'c3 and Wite was clearly er in ASokolov-Fssie  dsre 22 18  45 19 fd1 f4 20£ d White a oly  mall advant c 12 c5 .e7 J32 ith a branch c) 13f6 14  & 15 .b2 c7 16 d1 f   'g7 8 a .d7 was cle in Tseshkovsy-oylev Eaten 22 c 13 �6 is a viabl lteave 14f4 f6 15 �xe6 xe6 16 .f4 'e8 Oss mising is 16 17 . .5 18 .xf6 xf6 19 5 ad8 2 g5 1 fe6 2  f4 23  fe8 24 2 e7 25 

·is keeps up the iave fter 7c6 18 3 3!? 19xc3 L 2 x :c3 21 x �xd4     .x Whte escas h an ed 185

e 83x 19 'x420 g3 6 h atck connues Gnd) 1 8h3 19 gx3 •s   Ts  forced 20 g4? loes immdiately to 20x .�xe5

n suc a osion it is no sun ta Blck as mo an on sibility 20? 21  atr 21 2 .x5  dx5 .c6 23 .c4 xh 24   25 xd2 g4+ 2 h xc4 Blck as a les an adva) 2x3+ 22 g1 .xe5 23 53

The eo Deence

�xS  dx + 2  h3 whn  shud accp a dw (Gfd)

3+ 26  3 h 2 ?! 3! 25 :x3 c s n mu bt

1 dxe5 c6

4 xh3

Nw th m mus nd n a aw Back cud pay n wth 2 .:!? but aft 25 b5 �bS+ 26 g xh3 2 �f :3  �g3 8 29  xd5 30   sn s  smpy uncar. 5 1 d5 6 'xd5 '+ 7 1 h3+ 8 Wg1 g4+ 9  %%

Game 22 ShirovPiket W aa Zee 2001 s s pmsng, but s s 2 �6!? 22 3 f! 23 :2 xh2 2  h+ 25 f g 26 c2 :cd8 2 f xh3 (f ack shs h can fc a draw th 2  28  �d5 29 3 ! 3 x  3 h2  1 +)  5 :xd3 29 2 fd8 wth xcnt cmnsan (Gand)

1  e5  f3 f6 3 xe5 d6 4 f3 xe4 5  d5 6 d3 d6 7 00 00 8  c6 9 e1

 �c 

A supb fns m Af  3 :d8  c2 :Xd3! 2 xd3 f Back has a c atck r xamp 25 I 2+ 26 1  2  h2 28 2 xh3 and ck wns (Gfand) 4 3 �x fxe4 9 S

4 �e3

Wh cnnus  dfnd sut 2 f? s p  2 . xf  �xf 54

9.: s xamnd n Gam 23 acks  th pns mak f  f Wh a) 9 .   c3 h8  1 b3 6  2 cd5 cxd5 3 b5 �b8   �d2 6  5 ac  ( 5x2  6 x2 :8    �f 1 8 3 an t has a pu)  6 �5   x5 g 8  f  9 :c2 b6 20 a3 an  was a bt btt n NdtschMj nn 999 b) 9 an nw b) O c5? as n t ub 1xh2!    (   xh2 x and ack s btt bcas 2 2? ss  2d3 3 x3 x)  1 . 12 c3

3 xe5 sk Plsy  d

7 13 �xe4 e4 14 xe4 Jc7 5 g5 b1) 12J6  a3 c7 14 c2  15  6 c2 d7 7 d3 4 and ack 5 c8 6 .f4 g5 7 d2 (so worh coideng s 17 Je3 a6 8  xc3 19  obvously tr  Yme-Ry Rosv on Dn 993 bxc3 x5 20 dxe5 5 2 d4 wh coun b2) The simpe 0 x4 dx4 1 L4 is lay  Glfand) 76 8 d xS 19 st Folowin 1  Whi has wo op  dxeS �acS 20 .c2 �xd2 21 xd2   ns 4b3  xb3 xb3  6 was unca b21) 12 6 givs Bac chancs afer in ssnGnd Cnnes 200 2d7 3  a6 4 b3 (r 4 c3 b2) lso neesng is 2�b4 3 b1 ae8 1 xe8 xe8 6 d2 Jb8 with  Black has nou comensaon af 13 tta possibes) 4Jx 5 x xe4 dxe4 4 .g5 6 5 �xe4 6 6 a8 6 Je3? {Wh can hg on t qual dl c) 3.6 14 a 6 15 xb7  afr 6 Jd2 J) 6� 7 c5? (afte 5 6 a6xc3 (no 6b3?7xe4 17  3 18 n Jx 9 bxa3 f4 20  dx4 8 .xe4 �xa 9 8 �c2 20 2  d1 • 2 Jd24 Back s much  �xd4 2 d4 JcS  . xd  2 bt hre s n fod win) 7 18 cxd6 and Whte  combly  n Pac f4  Jd2xe  b3+ *h8 2   Mvnov, Canns 2) 17 bxc �b3 18  KseniukRaey Bi 2 .g5! Jxh2+ 9 'h1 c7 20xe6!?  21 b2) 12  1 ain h simpl move  the x6+ 22 x   a2!xa1 st) 2Jx 13 x h4 4 h3 xl4 24 .xdS and ar  h compaons e 5b3b6 16xb6 ax 17cd7 18 osion emans nc t 6 d  had  n ed n c) 1 3 c3 1 bx xd3 12 xd3 EhlvsMamedyarv, Moscw    dxc4 3 xc47 wh ohe bch: 10 c2 c) 14 .S? c7 15 7! (15 b3 s s is pob h st of a wide choce:  enisin 5 f8 6 ab 6  a) 0 cS c7 1   2 c27 3 b6 w a dull equai) 15�b6  3xe4 dx4 14 xe4 e7 5 5 16 xd6 xd6 7 a 8 c4 c7 9 a4  (ko-hkov appe Ia Grande d7 20 ab b6 2 3 d8 2 aS f6  4) an hr khk u ha b axb6 24 *g2 d White hd a marina 16x4 7 4 h6 18  g6 s sliy d  vanchuelfd vv 2 btr fo Blac c 14 b3 has o b ed 4c7 b) tO 3 6  d5 cxd5 2 3 5 c4 e 6 .b2 h6 7 g3d8 18 4 .£ 9 c2 ehaps a r  is 9d  20 .c3 w unclear ply) 9a5! 20 2x+ 2 xe bS  .c3 b4  a �b6 24 3 cS 25 dS a6 2 �e3 8 27 c c8 and Black was a bt be i Ad msMrzevch und 22 10 ...g

nd nw:

idy dfendin h bishop  7 s a playble 1 3 f6 2 cS (2 cxdS cxdS 3 3  4 "xb7 b8 5 xa7 e7 6 a6 6 17 a7 7  mpy a  daw Pt) 12.c7 13 b4 J 4 b2 c 5 xc3 .xd3 6 xd3 � 17 e2 8 8 a e6 19 �S h4 20 Jc (20 55

The eo Deence

 les aftr 20..h6 21 e4 xh2+ 2 n  + 23 W  24  �g3 

Wxg > - aba 2.f6 21  h5   g3 ae  W g5 was ulear i Haba ambu 23 1 1 c5 c7 12 c3

s 2 �d6 x  3  24 h3 h6   wih asoabl pla  h  20 x5 21 •x5 h6

Tg to w a pi h 2f6 loses o  22 hx  xx5 24  22 5 f6 23 xf7+ h7 24 5+ W8 25 •6 hx5 26 e7

1 26

leaves a ot    a 12x3 3 bx3 d 14 �x hx6 15 �g5f6 6 &5 ad ie has a plea  at iav - Pkt. b 12.. 13 3? d ow 13..  lws a k 14 g5!  (e poit s 14xg5? 15 �xg5 xg5 16 e+  1 x x 8 'xb ad he wis 15 �xe4 fxe4 16 x �x 1 b6 axb6  2 f6 19 �3 d   I wih a l  advag, AadMrozevih ot Carl (bidfld 3. Istead, 3 b6 14 xb6  15 e4 e4 6 �xe4 �x4 1 e4 vs te a sma avaa 1 3 5 7 14 re5 d3 5 xd3 c8 16 f4

f 16 b4 xe5 1 dxe5 d 18 f4 f6 19  exf6 x  g3 �d Blaks sads ell 1 6 a5 1 7 3 8 8  xc3

P  4 T mm 184? i  ssbe 19  xe5  fxe5 x3 21 bx3 f6 2  ex f6  �h6  24 4 e6 2 x x5 26  g8 2 h3 wth a ubalae posi - ike 19 xc3  20 e3

t ud   20 � x5 21 fx5

5

Blak defeds easil r 26 fxg5? 4 2 h3 26  8 27 ae1 4 Blak would  matd ft 2f4? 28

xg+ xg 29 e. 28 fx5

e safest l s .f4 29 h3 'g3 3 h1 'x3 31 e L8 32x8 '+ 33 W2 f4+ h a dw (Pket. 29 3 3 30 x7 5 31 •6+ xe6 32 xe6 n? 32.? 33 x6 x3 is  ul

Nw Blak is i ouble

33 xn xn  xc6 8 35 6 7 36  c7 37 d6 5 3 6+ 7 39 xd5 c3 e5+ � 41 c6 1 +

T  is  way to save te  41.  42 h5 x6 43   4  g 7 45 h6

h6 (45.2+ 46 xe2 xe2 4 hxg is a baul sh 46 g x5 4 dx5  48  6 Wxg 49 h6 a a   qu (Pike 42 2 2+

 42.b5 dst help 43 d5 b4 4  a3 b2+ 45 h3    ad te s  Wf3 10

3 xe5 lk ly   � d

Ga 23 KovaevRozentalis Gw2001 1 e4 e 2 3 f6 3 xe5 d6 4 f3 xe4 5 d4 d5 6 �d3 �d6 7  00 8  c6 9 e 1 eS

bxc . 14 .3 d Back shoud pla  exch Whis  bisp; a 14d7 15 h3 . 16 x x he m s lvQ S b1 7 6 3 .x {af 16 .h5 Wi cn simply  a pa i 7 xb7 b6 18  g6 19 x xg6  5 .7 21 'D 17 x tes bishop pa es  d) 7 18 a4b8 9 a5a4  2 xa5 2 b5 •c7 22xd5 8  b5 b6 24 4 a6 25 5 e e hd a pisig aack, but   ls a uk kiU) 26 xg7+ 10 imofv Rtsky Abu Dhabi  {26 7  7 .6+ lads to mate) 1 0 xc3 11 xc3

 c3

s is h mos lca of a  of ps bilties a) 10 c2 . 11 5 .xS 2 dx5 6 13 .x4 xe4 14 'x4  15 'c24 6 c3 3 ad Blacks hu ad  dvl  pm povs mpl compeso fo   b) 10 2 . 11 c5 Black equlss aly af t 1 c2 xd2  2 .xd2 x3 1 x3x1+ 14 x dxc4  5 xc46 16 S d7) 1 2 W3 b6 13xe4 (  cxb6 axb6 4f .d6 i a ucl si) 13 .x4 14 .x4 dx4 15  5! 16 cxb6 ax ad lck  equsd · po is hat 17 xb6? is a msk af 7 6 8 W7 b-Rasy Mahackla ) lack shul cu 86 1 7b4 2 x ( 20b6 W 21 a4 a6 a lack is clal bt) 20c2 21 6  f c t 21 6 22 xh7 a Wit n) 22 7 x 23 x 8 ith a maU advaa c) I 0 CXS huld   dgeus UcxS I  xc 12x xe8 13

s playabl is 11 xe+ x8 12 bxc3 .4  3 .d2 ( te id f W t d a dubl ack) 13 h6 (3d8? ms  : 14 cS .c7 5 W1 x 6 xb7 7 17  c8 18   19 4 ad Whi as muc ee  skVmv nnc 985) 14 W3 dc4 15 xc4 ack ca d af 5 xb7 cxd3 6  d7 17 'xa8  8 x 3 as he s   ay  vi petual chck) 5b5 6 e  17 x£ x£ 88 . 195 xb 2 b3 .S 21 8 d e has sufci comsao fo  pc:  pis a lmos impble  a 1 1 �g4 12 g5 e1  13 xe1

1 3c8

17 s a p: 14 c5 .c 15 57

The eo Deence

�h4 h6 16 .2 ? (now Bck is in esee oe; instea 66 17  Ze8 18  c8 9  .h3  E is oy shy tte fo Whie 17 f4 .c8 18 3 (sing White is areay winnin y oce 16 (afte 18 nan analye a al nn in   .8 2 ! 6 21 xg6 .e 2 7 7  .+  24 .h . 2 g4 .xh7 26 g g 27   28 Z ate 19 Zt c 2 xc ' 21 .a6 2 .4 g 23  an Back  efenceless a esine in Ananiket Wijk aan e 21 14

This pepes a kinie aanc Wte has i wo oe possiiies a 14 .e7 .f4 1 .h4 7 16 .g3 g3 17 h3 .x 1 f6 (Back has eqused 9 eS xc4  .c4 7 21 f4 Ze 22 2 hS  t e+ 24 e S V MosesianRozens, Ne 2  Pehaps tes sngest lie is 14 , fo expe 4.   1! h6 (afer 1 16 �eS .e6 17 4 7 18 � e has a png aack  Rntais 16 �eS .e6 17 .f47 18 a4? .e 19 aS .8 20 4 an tes easie eop en pises an e DaeeRozenis Monea 22

1 7h6?

s is t weaken Back sho pay 17f6 fo exaple 18  gS 19 fx6 �xS 2 xcS .c+ 21 h h4 2 h4  23 %t an Whie oiosy has consaon fo he pawn ut Black can ho to efen 1 8 f5c5

Blck pfe  sacic a piece ahe han ke one: 8hxg 19 fxe6 6 (te pe is hat 19h4? oss to  x x 21 h4 when  kng is e 2 xe6 e6 2 � .e7 22 Z1 an Whte hs a c aana  Roenlis 1 9 dxc5 hxg5 20 fxe6 xc5 21 1 e6

If Blck es to capt he piece We s a <dy ack: 21h4 2 h4  23 ex+ g7 24  '7 2 x6 x 26e

14...a6

f 14h6 then  e7 . 6 .a3 an Whte s has psue 1 5 c5 fB 1 6 h3 e& 1 7 f4

22 xe6 fxe6 23 f3 g4 4 hxg4 7 25e5?

N Bcks cenal pawns hae a chnc  ol te n keep conl with   g3 e 6 2 Zf 7 27  is so  unpeaan 26 g2 6  Z th o nng chces 25  7 26 g3 d6 27f7

Whie sho py e up a awn to ockae Blacks cene: 27 Zt  28 � 7 29 Zf .x3   2  31  an Backs wns ae no a tht so Whit is a it tte 27 7 28g5 e5 58

3 xe 5 lk Ply   d

Now lack has signcat coutela

ad w 29   30 Jf7 & 31 e2 a) 1 1 c5 (sbsing  spac advatag) Aft 31 .xe4?! .e3 32 xg7 .xS 1 .c7 1 2 :1 7 1 3 .g5 f6 (o 13  f 14 h4  15 c2 g5 16 .g3 .xg3 lack ecaes th a dw 31 b5 32 :g7 e3 33 Jg6+ Wd7  17 hxg3  ellwast oge  Je8 35 g5 d2 36 Jg7 xc3 37 22  ad he te ca i a ed with 7  38 g+ 7 39 g& d3 17  18h2 .hS 19) 14 d2!? (14 h leads to a ucea psio ae 1 4h5 15 g4  16 5 h 17 .4 .xd3 18 xd3 g5 19 .g3 4) 4x 15   16 e2 bxc5 17 dxc5 h6 1 8 .xh6 7 (ot 1 8 h?? 19 xh b8  h1 ad t  wl lad t mate) 19  f6 20 f4 s ess lauseRask Lo 2 b) 11 b 1 llows 1 1 xc4 1 2 .xc4 bS F exaple 13 2 7 14 a4 a 15 c4 xc4 16 c2 .x 17  h4 8 g3 xd4 19 1 ( vaovic-al Ploviv 1986 ite ow lost e thad th 19 .xc6? d8 20 .gS?! cS 21 .xd8? g7 'xc6 2 .a5 5 23 fd1 + 24 W I m u hite slps up Istad  xh2+  Wg1 + 2 Wf : a 2 cS 41 d8 Wb6 42 b7 Wa 43 halia had a wg ack) 19  xc6 a8 21 .xd7 x7  4 fd8 7 ves d chacs th a lvel io (haia  0.Jg8 1 f5 d2 2  e3! Now it is o a daw 42xg7? 43 :Xg7 1  xc4 �g  2 h3 xg7 44gS leavig te cleal bette, is 12 d3 is the subject of he ex e e wose but Black coud have kept d 1 2..h5 1 3 Je1d7 cn wig acs aft 42f! 43 ¢ S  3 h& g7  :g7+ xg7 5 s e5  2 c5 47 e3 c  e2 d& 49 g4 f 50 3 S

f cue ot 5.x3 51 Wxe3 c3 52 3 b4 53 .d whe hie s a al lacks paws a woth 51 c2 g5 52 d1 %%

Gae 24 FirmaBick San ntai 23  e e5 2 f3 f& 3 xe5 d& 4 f3 xe 5  d5 6 d3 d& 7 0 00 8  c& 9 c3xc3 10 bxc3 dxc

ack ca also  the immdiate 10.

1

hi   pla  aessve] with 4 . Nw 148 15 xe8 xe8 16 e3 b5 17 a4 a (17 b4  8 cx4 xb4 1 9 c b  alo equal) 8 axb5 b5 19 59

he eo Deence

xa8 xa8  dS dS 2    xbS 7 was comete eve in EhestAnand Unes 1991

c c6 9 c3 xc3  bxc3 dxc 1 1 x g 1 2 d3 d7

1 .. .g6 1 5 g5 • 16 e7! xe7 1 7 lxe7b6

O 7 :ad8 18 e1 cS 19 S xeS 2 :xeS 8 21 f4  his inae con nus 1 8 b3 lb8 1 9 e1

Tang c of e oen e nstad 19 c4 fe8 20 e1 'xe 21 axe1 :x7 2 :xe7   : d8 i on equa 1 9.•3 20 e5 d

If b2 ite pa 2 d1 xc  , when 2 e is a nast theat 21 xd5 cxd5 22 g5 xc3 23 6

nsibe deeopment Back  a soid  tena i 12 hS  c bS 14 h bxc4 1S S aS  d2 dS (ack dsnt win  pece wih  f?! cause of 7 4 hdin fo ; fo xam 17 eS 8 dxeS 'xS 9 fe and hs e in deeopmen is oehem in 17 e2 :8 8 e xeS 19 dxS "eS 20 c4 '4 21 xe4 xe4 22 f a  d7 and hie had a od adan  in Aoozhenki Hesink 2 nstead of 1 b5 Back shoud pa the sm p 1xeS 14 dxeS xd S d Zd8   c2 g 17 xg hxg 1 8 b  h

23.x1 +

q 13 g5

Tag a k wth check is was tmpt i bu now Back is ost Bak has o  2 £ aouh te is cea btt a 24 :xg7 Wh8 2S 'c7 'c7 2 :xc7 fe8 27 S 2 2 f6 25 :g7 WhB 26 c7 1-0

ite aens 27 :xh7 foowd by 28 7 mte, and 2g8 is met b 27 e7 af which f canno be defnded

Gae 2J Hamdouchi-Le Roux Be!  1  e5 2 f3 f6 3 xe5 d6  f3 x 5  d 6 d3 d6 7 00 00 8 0

ng a kinide attk 1 :1 aws a c ck wih bS 4 b S! S c2 (h idea is 5 dxcS?! xh2 now 1 xh2 xd 1 7  :a8 1 8 .e xc is ea in Backs faou Kin-uchs Obat 1 99)  Sxb 1 S  7 b . and Blck has euied I 1 3...f6 1  h3 h5



This ds o imens compicaions AI afe eiabe opon  14 .d7 15 b h  1   a with eua 1 5 f h6 1 6 g

1

is is he cic  Back has no pob  ms afte 1   .x 17  ( 17 x c7 8 d2 cS wih go cunea I

3 xe5  lac k lay   d

78 18 .e3 .c7 19 a 6 20 . 4 2 .4 ae8 22 x xf6 2 �h  24 a4 hS 25 3 a6, KmskyBee Ls 993

kes oe  ack afr 21 + .x  : x7 23   24 .x7 x 25 'x ) 2.xb3 (21e8? alws a n forced  22 3 :- e ck is 22_xh3? 23   h7 W 24  f6  xf6 f6 2  g7 and Bac U be atd unn) 22 3 x 23h7 � 24 h We7   .g5  2  x7+ We 27 .x 'g8  ax3 x7   .x7 W er a the ccs i has a sigh e  in t nin

1 6b5

 is ao psle o e the pic ime  ay hx5 17 S x 18 hx 7 xg4? is a msake 19 e4 7 20 g6 6 2 .x6 e6- CaablacaNhp ew York 19 - d h t spe  h4 is winnn 9 3!? (h idndent  9 xhS g4 20 � ae 21 1 20  h4 22 �g2 5 23 .b3 s o Now Blac ha an e The correc way o hol euaty is 20 xh5  21  65) and now a) 9 x+ is safs 20 xg4 4 2 a 22g1 h4 23  " 24  x 5 22 .b �h7 wh eualy (By  .f4 25  no 25 .x4? xf 26 2  an ie mus give up his queen) Mns) b) 19  .x is ineresg bu as sky 251+ 2 �xe xg 27 W2 .  2 h4 . (o 20e6 2 .3 6 22 :c xc   g e 3 Wd3    £6!? c5 2 .3 an e has a daneous 3 e7 3   2 3 b 33 ack) 21 .£4 .xf4 22 xf4 bS  .3 and  c2 xa  c8+    aso dra) 3 e crny ha copensaon Now in Wd2  32 W3 + /z Aoko th ame revichIppolt, Nw Yor U Ossa 989 97 Dac e wi  e8? after whch 20  g4 21 •xd7 xd7 22 f7 f7 hi coud hav wn wih 24 W e7 25 23 g& e8 24 g5 hite s  sghly wors afr 24 e3 x 2+ 6 W1 4 27h3 (Ippolto 17 b3 hxg5 18 fxg5 xg4 1 hx aS 25 .e W 26 x7 .x 27  7 Nunnao Bssls 1988 d7 Anothr hu ly compd ine is 245 25 g2 9 .x 20 6 (r 20  .h 21  Black also has  g aer 25  aa7 h2!- no 2.xf 22 t and Back 26  a4 27 .e6 ac7 28 8 b7 29 "n rsi   Wxh2 .x w a v  .S   c4 x4 mpx sion) 20e6 2 x!? (Back 25 26 e& 8 27 h1 f& 28 1

The eo Deence

f6 gxf6 29 f5 8

Black fals to mae th most of hs chancs Better  29b8 30  t acvs notng after 3 h8+ 7 31 h7+ Wd8) 3.b4 3 cxb4  with a  dente ed fo Blac 30 h7

Now the rat of 3  oes Black t  out to a dwn endng g6 31 xg6 f 32 b7 d2 33  c8  lb6 xc3 35 c6 c6 36 xc6 % %

Ge 26 V .Gurevch-Meijers Geaf 1999 1  e5 2 f3 f6 3 xe5 d6  f3  5  d5 6 d3 d6 7 00 00 8  c6 9 cxd5 cxd5 1 0 c3 xc3



u Bck sll has an ed) 18 19

xb6 Axd3 20 e3  21 h1  (in apabancrshal ew York 99 Blc misd is chance with 2'e6 22 Wg2   h e6 when a dw s a&d 2 Wg2 Qf 2 d6 acks dea is 2'xh3  g1 xe3! 24 e3 g3 25 Wh xd6 with a cer advan case f tes exosed kin 22 a3!  b7  24  h1 e3 25 d6 h5 26 e3 xh 27 Wg1 g3  W1 xd6 and Back has an obvo advange 1 2...b6

12..7 is sde  Ges 2728 13 b c7

Te dpwn was genunely hratned For ampe 3a6? 14 %d5! ns a  pwn because 14.xh2 15 �x xd 16 xd8 xd8 17 d is nnng fr ht

This s h autoac answr to 1  but the ly layed 10e8   is also a n sdeon. No I 1 nsss to not c  tes 10th move in e  1 x4 dxe4 12 �g5  3  3 14 �4 f4  uncear in Mozevich-Gend, Cannes 22, we 11 h3 and 1 c2  aso serius ibes for hite 1 1 bxc3  1 2 1

1 h3

Intead 12 h h5 13 b3 is t ambi us: 3..x 4 xb7 7 15  �b6 6 b f6 17 g2 c8 18 a7 (18 b3c7 1 a6 f4 20 xf4 x4 i t 2

14 c4 dxc4! eads t ve sharp play aftr 15 4 c6 16 g5 (if 6 xc6? Blacs idea is 16.'d6 17 a x 18 f4 xf4 9 g3 x1  xf4 c2 when te queen sde pawns wll be vey danus 6.x 17 x 'd6 18 g3 (18 g3 evenly   ot to equality aer 8.d4 19 e3 fe 2 5 xd5 21 xd5 xe3 22 e3 2   s 24 x+ Wh8 25 xc4 �xc 26 xc 1.�xd4 19 g4  20 x8  21 4 xa8  tempn 2L2? fais o 2 Wh �  xg hit s cary er becaus 23xa8

3 xe5 lack lay  � d

ls t 24 xc4 g 25 f4) 22h h Upn Mnil 992 1  6 1 5 hxg

ht hs  pising t in 5 %xd5?. F xmpl, 5.xd5 6 hx c6  g h6 8 h !? h8 9 4 d6 20  f8 2 c2 d hit hs n d ftr 2b5 22 'd 6  x   x) 22 5 W4 (Bnmin Z Pldphi 999). N Bnn ssss  d  24 h6 f4 25 b xc 26 xc s crl bttr f hi 1 5.xb5 1 6 •c2 g6

21 c6 f6

Blck vlks h cmng cc Af 2.. 22 f4 25h4 24 xf4 :xf4 th sin  nclr  oe5 xd

Nw Blck is ls Instd 22%c8  x? xd5 24 xd5 xd5 25 dxd4 26 xc8 x 2  I is n  il tt fr ht. 23 xf7! 

 bvis pin is x 24 

m

2 g3 xd5 25 gx xc6 26 �xc6 2 27 og5 �f 28 d1 d2 29 xh7 xh6 30 xf6 7 31 g �d2 32 Wg2 c2 33 � lb2  l1 1-0

Gam 27 PavovicRaetsky ie/ 999 1   2 f3 f6 3 xe5 d6 4 f3 x 5 d d5 6 �d3 �d6 7 00 00 8 c c6 9 cxd5 cxd5 10 oc3 xc3 1 1 bxc3 �g 1 2 b1 d7 1 7 �h6

hs sms th ntl  it hs ls l  xb 'd6 8 gc6 9 g2  2 f4 ' 2 g xf4 22 f4 'c  xc6 'xc6 2 5 'd6 (Blck shd vid chsig mtil wih 24..4 cs ;t 25 Wd Wx2   t h  ming ttck  Nikcvic) 25 4 % 26 b bS with n c sin klvNikcvic Vjc Bn 998. 17   18 �xb5  19   20 xd5 d7

Cpltng dvlpmnt is lcl bt 0f4 is ls wh cndn 21  h4? (Blck hs t ply 2 ..xg2 22 xg2 h6 h n ncr sin)  xf4 f4 2 'd2f6 24 g4d (Ktrnis Rntl Dbcn 992) nd h ht ld hv ind   dn h 25  I   f4 f6 26 shki.

13 h3

Fc h bshp t h knid. n std  b5 b6 4 h  givs Bck h pn f 4.d. r xp 5 b 4 6 '2    %c8 8 g th  is v  8 5 x 9 x5 x5 20 x  2 Ld8 d2) 8g6 3

The eo Deece

(18 ...6 s v risky 19 �x? Wx 20  g8 21 xh6? a te as a  sng ack) 19 �xh! std 19 ?! c7 was a bt betr r Black  Kruszynskesy, aowice 1990) 19 .xc3 (an bi  ous aemp o play fo a wn; aer 19 ...xh 20 S+ g 2 L g6 22 x+ W8  gS e7 hi has a   tual heck) 2 �S f6 wi a cmplex son 1 3 

1 46 1 5 

Tis is the norml mov but 15 a4 is also  wor cnsideing: 15 . a6 (af 15. 16 x x 7 b3 I 8 g 7 9 aS 4  b7 c7 21 a6 c6 22b5   as a pleasant advange) 16x? (the less bious 16 b1 leads o  unclr pos on afe 16b8 17 S c7 1  aS 4 19 xc4 xc4) 16 .xb6 7 x7+ h8 (f Wx7 18g Wg6 19 4 ie s  a song atc) 18 d3 t  uncer s on  es) 1 5 xf3

15 ...�xc4 is less accue aue f 16 xdS! (6 xc4 x 7 x dxc4 18 xb e8 19 e3   20 c   21 dS •e  g3 ac8   Kulaouk T  2 is oy qul 16.h2+ 7 � xd5 8  xc4 xc4 19 •xhS xd4 (19 xa2 s evn wose 20 dS d8 21  7  d6 and h  muc bete) 20 � c4 21 a  b6 22 e3 d8  c 3 2  a4   he as an ed, Dvoirys Vla v Baul 1988. 14 b5

s s pbaby e mos pmsing of ite's opons Aeavs inlude:  a) 4xb �b6 15 d2 ? 16 xg6  hx 7 e2 (o 7b3 c8 18xb6 axb6 19 xdS c wth an unbaance on) 17• c8 18 a6 d8 is n unclar. Oliv  ir·Raetsky Geneva 1999 connued 9  xeS 20 deS7 2 x b6 22 xb6 b 23 4 c4 24 xc4 dxc4 and er Back is a le r  b) 4 a4  15b5 �£ 16 g5 7 1   a6? 18 b3  19 �eS 6 20 �x6 (an aessve choic   20 f4 xd3 21 xd3 c7 22 x£ £  � xf4 24 4 fe8  � when te as onab  comnsaon) 20.g6 21 4 c7 22e1  gS!?  xgS d6 24 e (hie mus  vo e bundr  f4? 6  x£ xf4  26 b2xf6) 24.c6 and    evel po o the pay aeed a dw  menova Cheek Blatonbeny 1994. 4

1 6 •xf3 dxc4 1 7 c2

1 7..•d7

Blac's o ote pons are bably  feo  a) 17...   a danous atck: 18 gS c7 ( qun cic 18. axb5  xd8 d8 s no sound 2   2 xb5 c7  a4 xd4  •c d7 24   a  was clarly beer n Beasky

3 /xe5: lack lay     � d

eso Rykjavik 19; or 18..6 19 hS  wih uncar play) 25   26 L3 � h6 20 xh6! bS 21 Lg7   x 27 h5 3 28 h h (Ponomav-an, x  x and Blcks  is i uble) Yrvan 2) and her hite shoud foe a 9 6 6 (9. axbS? s into a man   with 29  f6! x3 3 hSI hS 31 aack afte 20 xh7 Wxh7 21  W   g5   22 gS   h6)  b2 and hite sU 1 9 �e3 has a song n Once an he i a choic: a 19 b2 shud  equ afte 9c7  b) 17..c7 18 a4 a6 19 b2   h6! c6 ( poin is i 20... gxh6 en 2  JcS d8? (is is a  slip 2.d6 2  Wg7  'xh7+ f6  xh6  Wc7  b5 c7 i lvel) 21 h5   d5d6  l + Wd7 2S  Wc6 26 >4+ Wd7 27  3 xh5 ( 23..f6 hen 24 xh7 d the b and he aack break ou) 21  ack cashes throu) 24 xh5 and ie g 22 a5 �d7 23 c3 dS 24  �x  ws winnn in Zgnyhtvek Ga 2 e and te ha an ed in Yandar 992  biv-katchkov, t Pebu 21 ) 9 g5!? is a psin av o 19 e3 For exampe 19. 8 20   8 4 2 3 c6   5 'x   8 24 b7 xb7 25 b7 e7 26 b1 wih n  ed for \e De Fimianoseby,  penhan 996 1 9 20 lb1 b6

8b8

upg th bwn, bu this is no h nl mov a) 8  is an imnt opon  s he x e. b Black shoul avoid Bc7?! 19 g3 a6 21 5 s is not \es ony acng me. hS  21  s 22 aS xd4, as  D Kaiumov-Cheri Hky 1992. N 21 h4 7  h5 h6   g4 c7 24 S a6 ( hite coud have bul a wr aack th 24..hx 25 x5 f6 262 Wh8 27 e4   e3! c3 24lc (no 24.7? 2S 28 h4 te hs a poisi atck) 25 x c + 26 xc �xS 27  d   bS 26 h6  27 bS axb5  2  s) 2S hS c) orth consideng  with a complex pion, hilovatsk weer i 18fe8!? for exmpe 19  unsk 1989 7! 2 e4 a6 21 5 xe4 (h aess 21 .g6 22 h6 ld8  6 � 24  h6?? is td by  g7 Wxg7  xfB •xd h6+!)  'xe4 a4  el 6  h4 Te ony move. 24.x ss t e  (also pssble i 24 8? 25 h5 b5 ceve 2Sx7 Wx7 26b5 For example 5

Th o Dnc

 26Wh6 27 hS Wh5 28 'f a mae   avodabl 25 •xd4

Aer 25 J g7 'f6 26 f6 d6 27 h f6 28 c 6 Bac ha won bac the pic and ep a c e  25...xd4 26 c5 d2 27 e5 xc2 28  7 29 

 29  i le ca 29 f6 30 d c3 3:dd8 h an bcre poion 296 30 e3

 oil te advan 3 d c3 3 J e3 W 32 dd8  33 c8:Xc8  c Xa 35 c prom om winning  chance  . c3 31 d1 d3 32 C1 d7 33 ¢1

Intead 33 Jf a  c 6 35 :c7! hod on to ealty.

which ve ht an dge in dler Aopan Yeevan 1996)   ab6 e7! 2 ba7 b6 25 e! a7 26 dS d6 27 :Xb6 :b 28 b8 b8 29 b8 b8 30 J c a 31  d w a drwn poion vd) b) 19 d2 c3 20 c3:ac8 21 e c  :bb1 :a (Blc h a promiing lter nave n 22.:fc8  a :a 2 b7 :c7 25 e:a3 wih contly - Barlov)  b7   2 : (or 2 c6 c7 25 :a :b3 26 :1 :b 27 :b1 c 28  dS d5 29 :b7 b7 30 b7 :Xc3 31 d f hding fo a dwn opit  colod bihop endi  apav)  2c7 25  %b8 26 e b3 wa  ea n Kaprovhirov ne 2 1 9.8

33...g5  e2 ¢7 35 8 Wg7 36 e8 e7 37 8 C7 38  h6 39 4

he al mitae 39  :bb7 0 hgS hgS  cc e 7 ll lav he me h f vin the dw 39 ...gxh4  5 bb7 41 4 c6 42 1 6 43 1d4 h5  c1 e7 45 8d7 cc7 46 :c7 Xc7 47 4x5 48 xc7 xd4 49 e3 5 50 ¢4 7 51  b5 52 5  53  b3 0-1

Ga 28 AnandShirov Una 2000 1  e5 2 3 6 3 xe5 d6 4 3 x 5  d5 6 d3 d6 7 00 00 8 c4 c6 9 cxd5 cxd5 10 c3 xc3 1 1 bxc3 g4 12  d7 1 3 h3 h5 14 b5 b6 15 c4 x3 16 •x3 dx 17 c2 •d7 1 8  g 6 1 9 e3 t   e opon e le teat

 en  a) 9 Jh6 :e 20 :b a 21 gS J e7   aS J gS! (ti  mor accte han  22.5 :Xb7 '6 2 Jd2 f6 25 e, 

20 b1

r  h6 :e hite h  an n way to foe a dw 21    g f 23 gS Wh8 V Zaw in ay ' acnia baya 2002. 20c3 21 5c4 22 xb7

 i pomng bt 22 h6!?  alo in t .%fe8  :b7 '6 (no ..b7? 2 b7 %b8 25 a6 d t ha a clr advna) 2 f! e7 25 e7 7   (Grnfeld mnoned · nce lne 26 d5 'e5 27 f ' 28  g:c 29 h6) 26.2 27 d3 d6 28  a6 'c an ie wa a bt tte i taneenfl Haifa 22

A-1

3 xe5 lak lay . J d

22..6

More sod  ..7  h6le8 24 Ax7 'xc7  'xc3 when White has a dan os niave Fo exmpe 253? 26 ! lb8 27 'xc7 xc7 28e7 xc2 29 c7 xd4 3 lxa7 ve Whe a wning ndng in oev-Rsc Nov ad 2

30 l2

ss aen s  b3  24 x f  la (Gschuhrov IDE Wod Championshi New Deh 2) and hee chuk ssted e euais .2!? 26 3xb3  :Xb3  28c lc4

Now e oses cono of he sion ven wo is 30 xa7? lxe6 31 dxe6 d4 32 xh7+  33 'b7   h c2! 35  xa 36 ' 37  :x 38 x d4+ hen Bac has dece g chnc. Whe coud have maned a  wth 3 :b4!? l 31 :c4 c2 32 lc lb 33 l4xc2 d4 34 f4xc1+ 35 c +  g2  Howevr h best opon s hovs er suson 30 4 c2 31 lc4 d4 32 f4 4 33 gxf4 x  2 wih nig chances.

238?

30 d 31 

ow Back s n rea ube .Ac7 24 6 xe3  3 'e7 26 ab is on  na be o ie.

31 d3!? x 32 g2 d4 33 lc2 wih an unce posion is b

23 1

31  ..3 32 Wh2 •xd5 33 xd5 lxe1

2 ib3 d6

If 24..c2  Ac d6 26 :Xc2 + 27  xe3+ 28 e3 c2  xc2 Whe s ceay e (hov). 25 g3 x3 26 xf7 + h8 27 •x3 ,6

Psh e pawn an acevs no 27c2 28 lc lc7 29 lxc7 xc7 3 6 xa5 3 d5 hov). 28 e& lceB 29 d5 e5

 2

Now Whi i os 34 f4 s 35  lc s es Wh i  dng chanc. 3...ix2 35 l7

e it is 35 lx l 36 x  and e pawn queen xf7 36 x7 c5 37 b3 g7 38 2  39    l2 5 1 h e -

7

The eof Deence 

e vaaon 6.Jd6 7 0-0 00 8 c4 c6 has come sionable and is ikey to remain pua cause of the u numer of comicted, untyical d sucieny sudied posins. After 9 c2 defendi e ki with 9 , as in he hisoc WmsStaunton  (ndon 185) s' d cause is ot at s for ite to take advana of the wkened a2g8 dian After 9 c2 �a6 0 a3 Back as a fw eecve pos: O e8   3 J;  J or he immediate 0., sponding t 1  5 h ., 1 .h or  1 ..xe5 2 dxe5 c5 The shionabe 1.. apps to ve hite te ter chances aer a accuate ack n he queenside ih   �c3 �c7  2 2   3  In he event of 9 e he pa crce 9..g4? deses care cnsieraon. Ar 0 Le4 dxe4 1 xe4  1 2  d7 ack as  compenson, whie e as sps o equisng aer 2  x 3 L 4.  he case of 9 . J te an aim an adva  h  0 3 �xc3   xc3 xd3 2 xd3 dxc4  3 xc4 7 4 g!?, whe aer 9.e8 10  �xc 1  bx he sion a to  favoube for hi. To us e move 9 �c3 seems ess accuate han 9 cxd5 cx5  3 ause Back n pceed wth 9 �xc3 0 bxc3 dxc4  1 Lc4  e cant nd any whies advan in eier he  vaiao or te sa  2 d3 7 1 3  �f6 4 h3 h5  5 f4 6  6 g4. Rceny 9 cxd5 d5 10  c3 1  bxc3  as nt e s ppuar. ites son ems to  oe pmisig afer 2 b  ut if Back defens accuatey ite wi not in an advna ar 1 7 Ndays he e fewer fns of his compex ie whih qures kwed of vaaons deveod eaier and whe  mment is cica 1 e4 e5 2 3 6 3 xe5 d6 4 3 x 5  d5 6 d3 d6 7 00 00 8 c4 c6  9 cxd5

9 c2 �a6 10 xe4  a  1 0  g4  G   O. - a  9e 9...  e  9.. 8  e  9 3 �xc3 0 xc3 dxc4  1 xc4  : 12 h - G ;  2 d3 G 

9 cxd5 10 c3 xc3 1  xc3  1 2 1  7 2 ..6  e  1 3  h5 1 4 5 6 1 5 c4 x3 1 6 x3 dx 1 7 c2 d7 18  1 .a8  ae 7 18...  - e 

B 

8

1 14

121

CHAPT FOU  xe5: Deviatin frm the Main Line 1 e4 e5 2 3 & 3 xe5 d& 4 3 x 5 d4

After 1 e4 S 2  f6 3 xeS d6 4  xe4  4 wee areay ientie two principal ends: S dS 6 �3 �e7 7 0-0 c6 < hapts 1 2) and 6d6 (Chapter 3). It is raonabl to dvote a separate chaper to vaons fom ths ns. Black rly d nes to play e mn connuan S .d S in fvour of the passive e7 (ame 3. After 6 �3 h kght rtreats   rather han t S (in vew of 7 xgS x 8 2+) n White nmaUy prees th  h3 n ordr t rsct  c8bishop After 5 4 S 6 3 Mashall sust  ..g4, whch fal h test f m in view 7 "2+ 7 8 00 c6 9 �bS when it is difcult for Black t complete his develop nt In ame 3 we iscuss shaUs iea f an early .g4 improv b th inin f the moves 6 ..c  00 The o crtical lns a  c6 7 J0 4 8 c4 f6 9 cxS x 0 x 'xdS  1 'xS (or 1 "e2; I   �7 reachs a tabiya fm hapter  an 9 3 x 10 "x xd4  1 '3 r 1 1 'h3 aan 1 1 e 7 raches hpter 2)  should  said howevr that in me pcce Black usually avois iv in hs opponnt a varety of possibiies an ftn evelops hs bishp to e7 arly on



er S . dS 6 3 7 7 00 th idea 7 ..6 is payd ve seldm with Bilr claring this mve a moveless reeat. In fact, thr  som movs i. a countr measu t c2c4 an a prepaon of £. However ar 8 f4 Black fails to evlp his bishop to  and is f in passiv dfnc f Blacks wishes to mov hs bishop to  h shul o so immdiatly aer 5 ...d5 6 �d3 e7 7 0-0 � hn 8 c4 can b met by 8dxc4 since the ok is not yet ackin the kniht on 4 an th ariin sn th an isoate pa ves approximatly equal chances 8  c Games 29-30) is more cmmon aftr which the psin bnchs. Game 29 reviews h fashionab 9 b2 as weU as 9 c3 an the pin 9 bS taking conol of the Ssuar; am 30 is devote o the mo namnal 9 c4

Game 29 KasparovKarpov .»' 1981 1 e4 e5 2 3 & 3 xe5 d& 4 3 xe4 5  e7 6 d3 d5 7 00 5

Retran volunaly with 7.d6 maks Whites ask easir 8 f4 00 9 e 6 (or 9.4  h3 hS I  eS? x 2 x 9

Th o Dnc

c6 3 c3 7 14 e2 lf6 5  th a c avang uMathe unch 1992)  c 7  1 c2 h6  s rce as 1 1 .g6! ow the snda acc 1 2 ih6 8 1 3 e6! e6 1 4 i6 when te  much ber) 12 l2 :e8 13 l l£ 4 3 ig5 15 d2  6 h4!? Lf4 17 xf4 d7 18 lh2?  9 lg4  te had a pomsng ne n Tmman-kembs Co 993

e, Zhang PengxangDech Unaes 22) b2) 1 1 e 6 12 id3 if6 1 3  ix3 14 x3 lb4 15 1 a a shper opon s 15..l 1   6 7  la 1 8 if4 d7 9 h3  an uc son accong to Ta 16 a a6 7 3 : 8 'a4 �b8? 19 i4 (KoeeRoPee oado Vaba 2) and he e now sus th coct rute o equty s 1 9 ld7!? 20 :xeS+ �eS

8 6 9 2

8

s s moe promsng an he aea es a) 8 le ld7 9  le5 10 5 d7 1 1 lc3 ig4 1 2 e6 (a nt ck bu Back has a dence) 12ixe6 (not 2 .xe6?! 13 ld5! xd5 4 xg4 lf6 5 a4 d7 6 d7+ �xd7 7 :e1  Ro Pez  when the bshop pr an especay e nasty pn ve Whe a cea adanta) 13 lxe4 xe4 4 ie4 c6 5 :d1 c8 16 t  17  ! 18 id3 if6 9 c3 :C and Back  qud  uovskyRoPrz Isnbu Oympa 2. b) 8 4 has te obous awback of o n te w es ngs bshop 8.dc4 9 i4 0-0 0 �c3 c6 an now b) I f   id3  corc aner s  1 c3 2 bxc3 '7 3 : id6 4 :b b6 1 5 :b ixd3 1 6  : when Back has no pbms (u not 1�d6 2 ix lx 3 d5 lb4 1 4 3 a6  5 c2 �h4 16 �xh4 ixh4 7 1 when Whe has an 0

s s  t of es aeve (e mn move 9 c4 s dus n the nx me) Ohr opons ncue a) 9 ib if6 O �2 00 1  �f �7 1 c3 l6  3 id 6 4 ix lx  5 'b3  6  a6  7 '3 d7   l3 �xg3 9 hxg a 20 ig5 ixg 2 lg5 :e and ack has easy eua, Kapov Kohno Wor hamponshp (Game 4), en 1 b) 9 lc3 l3 0 bxc3 id 1  cd3 (1  d3 so es nong af 1  .00 2 c4 dc4  3 c4 if6 1 4 c3 :eS) 1 1 .00 12 b3     b 14 id2 d7 1  : :e a Bak ha equase  Avano Pe Buenos As 23 9  xd2 1 0 'xd2 xd3 1 1 'xd3 00

1 2 c3

asparov uety defns d4 befo sa ng acve pay 2 if4 i aso pobe 2. id6 13 5  14 3 h5  5 ix6 (15

3 xe5 Deviatin m the Min Lne

e3 ilusates te n wkness  d4:  5xd4 16 x ! 1 7 Wx  8 h3   Bck ha equalsed 15..cxd6 16   17 ab1 xd4 1 8 xd4 Wxd4 19 Wd7 and ts acvty ceriny cm nsates fr th mssi wn but is ba bly nt enuh t frce n advan 1 2...d7 1 3 4 a& 1 4 e3  1 5 e1

ie s mre acve but Back is ve slid and simli exchans sem kely 1 5...d8 1 6 h3

ayn drectly r exchanes th 19.e7 leds t sme dfct: 2  xe2 2 Wxe2 e   Wx 23 hx d6 24 xd6 cxd6 25 f4 and Backs du bled dawns ensure te f a slih ed n the endi 20 1 8 21 3 e7 22 e3

Te ssessment s tyic f ths van te has a naing ul 22...8 23 xc7?

An interesting w t unbance the lay 23...xc7 24 xd5

afeain e back ank and keein he nsn. 16 5 eas acks sk ate 6xe5 17 dxe5 ' 8 b3 Wxd3 19 xd3 c6 2 c4 a5 21 b dxc4  bxc4 8 23  (Kavalk-myslv ms 981 and here the smlest ath t equai  . 24 xd2 xd2. 1 6xe3 1 7 xe3

24d6?

Black shud refe 24..e2? 25 xc7 e 26 h2 d6 27 g3 xc7 28    2 with uncle lay lack h leny f matria fr the quen bu renng cin withu lsing mre awns   e dfclt. 25 xe7+ e7 26  8 27 e8 1 76

Av a nasy bck nk tick 7..e8?! 18 W e6 19 h4    3 8 21 e6 xe6  'x e6  5 nd te has a cle vntag (Ksarv 18 e2

is simy imves cin while wi deelments n a later me   2 was e and fwng 18.e7 9 J '! 2 x x 21 2  1 <7 23 d3 aS 24 > e7 a draw was eed in kamnk Dund 1999 18 A 1 9 d2 e7

Kasv su>sted ta 27 c4  28 d5 ins a cle advane 27g6 28  w Black manas t ue 28 h4 7 29 h5 kees an eg. 28  .Wg7   c7 30 e3  31 e& •d8 32 a5 h5   d7 34 •6 d8 35 1 h6 36 g4 hxg4 37 hxg4 7 3 We2 Or 38 f4 ' 39  6  e4 Wc8 nd Black sl hlds n  ualty 8g5 39  •d7  3 d& 41 2 %% 71

he eo Deence

Ce  HerreraRo Perez aa  1  e5 2 3 6 3 es d6 4 3 e4 5 d4 5 6 d3 e7 7 0-0 5 8 e1 c6 9 

9

17 f4 8 8 1 and Whi a a h  ow h  zonRoP, an Cla 2 connud 18.f6 19 h3 : 2 x b5? 21 .5 4   2 .x5 22 x5   d6 xd6 24 x h a wnnn adana  Wh 22 .x f6 23  and Wh ha a cla plu b2 3d6 14 5 f6 15 b 15 b7? b a poond pawn and lac a c bad on a la xh2+  1 5 ab8 16 a6 xd4 17 d3 x 18 xO x 19 O a6 d lac on wn cu   an d) 15 a6 16 d3 b5 17 a4?  o 17ba4 1 8 1 f8 19 x8+ x8  xa4 aS 21 .d2 b8   1 and W  a b b) 1 8 x h6 19 axb5 8  c4 axb5 21 c5 . 22 .f4 a4 and dp lac nn play Wh l ha an d, AbRoPz uba 23 1 0 cxd5

Now  play bco  cplcad Poon a ccal unc whil h  spl  . alo o Wh o  n fo cnl of 5 Ind 9- a  uc a fo r an d fo xapl a 1  dxc4 lad o y ap pay af Wh o  f h adana a 1 cxd5 x5 11 3 h cc  11 c3 o 11 xc4?  12 a3 6! 13 ou lac, wo  claly  a 1 1 x+? : 14 ab4  1 5 bd2 .5? c2? b4 12  xc2 13 .xd5 a! a lac ha upb conaon fo  14 .xb7 .b4 15 : x8 16 .c6 b8 pawn) 1 1f6 1 2 .xc4  13 a3 6 y ho-Iancu Moaco pd 22  o  aal wh 132?  o 14 1 xc3 12 bxc f8 lac can  o h4 .4 15 x4 xa1 16  whn blad wh 12 b5 bu af 13 L  s a a a  h nh on •x 4 5 a 1 5 a4 b4 16 d2 Wh a ha no chanc of capn 14 d5 a5 15 ha a on nia) 13 .f4 .xd3 4 .a2 c5 16 .5  17 a4 .d7 18 c2 xd3 d7 15 3 .f6 6 1 7 17 h6 19 .h4 and Wi had a sn ai .5 :3 18 fx3 .x5 19 x5 J 2 4 n KpoPoc Tlbu 1982 b) 1  1 1 a3 6 12 cxd5 12 J d W psi cn  hi  chanc n Yap-oin  Pbu xc3 13 bxc3 dxc4 14 .xc4 npo  7c6 8 c4 b4 9 .2   c3  I 1 21 b) Aso od  1 3 xc3 1 bxc3  xc3 2 bxc3 c6 13 1 dxc4 14 .xc4 .x3 1 2 xd3 xc4 13 xc4 w a fuh -  Ga 2) 12xd5 13 J xc3 14 bxc3 .f6 15 .f4 d7 16 2? a8 17 bch b1 137 14 b1 b6 15 d5  16 a2 :2 1 8 x2 a5 19 5 a4 2 d3 f8 o  6c6 17 c4 cxd5 18 cxd5 4? Wh adan  h acy h ad8 19 .S! and W   na an hi uc o   a o cnnu 2

3 x5 Dviaion om h Main Lin

assi) 20.6 (or 20.x5 1 .x5 .7 2 .xc7 S 23  x3 24 x .x 25 •5 an W kps an ) 1 5 . an Wt was a bi btr in Kon VRoP bct 

t waa kn wi sn  coc 14 xd7 /xc1 1 5 c3

1 0...x2

s is  ccal  10�x3 1 1 'x3 x5 nsposs o 76  c4 � 9 cxS 3 10 x3 xS 11 1 . (s Gms 9 0) 1 1 +

   mv  11 b5?! c6 1 a4 0- 1 3 xc6 bxc6 14 L �3 lack as a car aan 2 xc6? is vn w 12�x1 3 c7+ '7 4 .x7+ .x7 5 �a3 � an lack is wnnn 1 1 ...d7

 5...3

ack can aso  1 Sxa ar wc Wts bs is 16 xa2? �xa2 7  a6 1 . wt an  Insa a 16 �x �x5 ack is  an atns � 17 :a �x3 1 x3 .6 lain  an un cla posin 16 a3 5

oPrz as 1b 7 b3   x7 x7 19 axb4 a a bi t  Wi 1 7 dxc5  ao W t kp sm cno ns 17 'xb  1 �x7 1 9 



1 2 5

.6 20 xb7 b 2 a7 xb2  '5 � is  ms

in Wt as no coic A 12 x? �x3 13 x7 'x7  'xb7 00 15 . 2 lack n asil

is w mnor pics  prab o lacks k an pawn

1 2.../d3

 9...6

vancin ur no is sion wt 12�3?! las ony t oubl 13 2 a6 (o 3�xc1 14  3 1 5 2 � 16 5 .xb5 17 xb5 < 1  n Wi i muc ) 14 .x7 'x7 5 x7
 9 a6 20  .b6 21 . is also m n in Wis vou

13 e3 0-0

 3.xb5 s no impvmn 14 xbS+  15 x  16 c4 �xa1 17 b3 an

1 7...c5 18 ax xe3 1 9 1

20 5 ad8 21 c2 •4 22 d3 g6  ot wa to covr 7 is 6 but

W kps  ack in t 23 bS  24 n  23 5  24  s 25 3 •d 26 c4 26...c5 Ovlkin a nas k 2  27

.c2 :7 2   t to jt  

3

The eo Deence

 cxd .x 1 1 x xd4 12 3 hs is simplest ut 12 d1? also woks 12.xh2+ 1 3  xd 14 c3 ad Wite is muc eter) 12f6 1 3 .xe4 fxe4 14 2! less amious is 14 xe4+  15 .g xg 16 xd4 8 17 c3 we Wi was oly a lie ttr  apalaca Mal ew York 191) 4 15 xe4+ 7 16  6 7 a4+ d   s c8 19 e3 we Wts ex w a safer  esrs a u advata 27 xc5?

Wi msses it as weU 27 d! g7 28 dxc7 :d7 29 b6 is effecvel wi 27 xc5 28 c4 h6?

is aUws ite a cd cace for te se acc std 28.d6 29 g5 e 3 e6  31 g3 is v uplesa ut at least Back ca play  29 d6+ 7 30 dxc7 d7 31 b6 a6 32 e& 10

Game 3 1 Kueichikusuov nk 1987 1  e5 2 f3 f6 3 xe5 d6 4 f3 xe4 5 d4 d5 6 d3 g4

Or 6c6 7  . 7 00

Alo istig is te mple 7 e2 e stead 7  ?! allws a iscve ick 8 3 . 9 !    . 1  xg4 ad Wite is cleary er) 8  c6 9 . ad Wite as a dge wic  w csid ely if Black plays  icy  9a6 1 .xc6+ xc6 I 1 e1 e6 1 2 2 7c6 8 

mmediately udeg te e4 t 8 :e1 is als ssile Nw 8 .e7 ses  Capter 2 whle 8  is a er possiiy 9 c4!? .d6?! Black must lay 9 . wc leads o ve ulear ay after 1 e3 -  1  .a 12 cxd xd) 74

8 .f6

Tig   matea w Sx£ 9 x xd4? ackres aer  e3  1 1 f4 d7 2 .x4 dxe4 13 xe4 .e7 14 x7  1  3 we Wite  lely t tr 9 3

eelopg ad icsig e pressu is the coect appac Te simple 9 cxd leads owere ae 9 .x 9xd5 1 c3 .e sps  6.e7 7  c6 8 4 f6 9 3 . 1 cxd xd  se Game 1 1) 1 x xd 1 1 e2 1 1 x xd 12 3  13 .c4 ce7 14 .d2  15 1 .g7 1 6 .g5 7 17 .xe7 xe7 18 .x 8 19 2 B 2 .3 xd4 21 g3 a as i dams-Pike ort mud  is also ual)  e7 12 . d6 13 3 - 1 4 .xc6 xc6 1 5 d fe8 16  d 7 xd5 xd 18 xd cxd 9 .f4 c6 2 Jc ac8 d Wte hd  mr tha euality  ortOafss

3 xe5 Deviaion from he Main Line

Rekjavik 987 9xf3

9e7 spoes o 6e7 7 - 6 8 4 f6 9 3  (se me 1 1 10 xf3 xd4 1 1 h3

his s eny e naual move bu Blk should serously onside 13 8 o example 14 · 'e3!? 6 (142 is  ey 1 We2 g4  1 S.xa1? i ed by 6 xf6 gf6 1 7   16 xg4  17 Jxe7 xe7 1 8   19  4  x7 d8 21 fe1 and Blaks awkwad kn delays hs deopmen ing ie a plean dge 1  Jx xf6 1 6 d d 7 3 d4 18 •xb7  1 9 ab1 b8 2 a6 6 2 x6 xb2 and lak has es d o quay BoKh lfo 22 14 d1 c5

s is pbably he mos danrous op n bu 1 1 'e is also worh onsideing: .6 12 xdS xdS 13 xdS xdS 14   IS a4 Wa6 16  7 e ee iny moe aive 16 simply helps h  on lnes: 7  6  8 !? xb4 9 b  JS 2 b7 and hie has he iniiave 7 b4! - (1 7 .Jxb4 is t edy: 1 b2  9 h3  2 W e7 21 h4 an  s a ong ak 8 h3  19   Bak queen  ofe me insead 19 Jb2 ws 9 ...W4 2 d7 ae8 2 dS xb4  J3 f4 23 xb4 xh3 24 xh3 xb4 2 7  26 a7 �g7 when ak has lerly equad Kas pavKav rl Championshp am ] ndon/nad 1986 9 ...g 2 xgS (2 b2 may seem more  bu f6 21 xf6 xf6  xf6 xe4 23 e fe8 24 d7 3! equises aorn  Kaspa 2..g 21 Wx7 8  d8 xd8 23 xb7 We2 24  2 2 l Wx 2 'xa7 (BauerKoh Belfo 2. Clely es exa pawn makes his posio prefeble bu he oposie oured bshps  make any ng a emp v diiu 1 1 dx 1 2 c4 e7 1 3 g5 00

f 4 h6 e shuld play amly  IS f4 S 16 bS when hs inave i ery heaenng   xh6? i p S...h6 6 d h7 17 3 8! and Blak dfend suessly.  5 e1

es ea in deelomen and e v ous penal pins nse omnsa n for he pawn 1 5h6 1 6 h&

Ts is en snr han h mpng 1 6 xe7! gS lak an give up he queen wih 16. xe7 17  xdS 8 xe7 x7 bu afe 19 b4  2 bxS bx 2  ie shas an edge 17 xb7 b8 1 8  xb8 1 9 b3 eS when e n s unle ardng o Yusupov. 1 6..gxh6 17 xh6 h7

1 B d3 75

The Peroff Defene

Ts is  riht k After 8 e3? g 9 3 h8 20 5  Yusuv n ves e vedict unce'  8 .g5  9 h5

22 h4

By ein hs bck rank hie haens h queen. Nw  hs  l van.

22 

1 9 3 lows lack some do d ensive resources: 9f   7 21

If .h6 preicik sus  gS! xhS 24 Jh5  25 h7! 7 26 f6+, when  s much r

 9...6 20 g3

h3 

/4 (nt 21 4? f6 22 s Wh8 nd Back retes e attack) 21Wh   23  4 24  6 e wh a son ha i ve icu  O .d6 25 d4! cd4 26 d nd ssss ccutey For eapl,  7+ Black must  Wxh7 24  x5 2S   26 25 xc5 6 26 5 d& 27 xn cS 8 ad Black's ex kngh wiU hve d + 28 *h2 •d6+  4 •c7 30 3 d6 3  4+ 32 g3 xg3+ 33 n ntresng btle nst the he wns A sng rnav s 20 h g7 21 f4 £4  s gS 2 e7 xe7 24 xe7 c6 25 e3 wh a dnrous atck 20. 8

 possible is  2 h3   f4 e  2 when hes ck cnnues lhugh h is n clea  Howve f  S? (!  Kuph) f6   h4 24 3 f4! lck successul efends 2 

2 W8

lack ccks uner  pur 21.7 is esseni when th g connues w n  �f6 (Bck has cunly tr  h4  23 x6  24 hxgS f4  Yusuv) e+ 23  f6 24 f4 4 2S  �x 26  the sin  s unclar 

Mat is inviabl Ge 32 Tukmakov-Bronstein Mosw 191   e5 2 3 & 3 xe5 d6 4 3  5  e7

Of cus S.dS is h or pu d eabe mve 6 d3 6

T  qs by kng exchans

wh 6.� jt s ho: 7 �5  xS 8  W or ..e7 9 0-0 01 l �c c6 1  5  1 2 e3 nd t also has  sght  whl fr 8  6 9 f4  h  3 e7 1  S 12  00 3 3 c6 14 S d7 15 4 hte has  nrus ave) 9 00 xc  0 xc �6   3 

3 x5 Dviaion from h Main Lin

2 2 g7 13 1 .d7 4 4 8 15 ' 4 6 g3 ' 17  ad  s a bi r  Paacu Pula 2 7 h3

Whi plys   doma hs oppons  isop 7  is  nibl alv  xpl 7 8 �2 0-  1 c5   3 S 1  6 nd ow a) ag  pi  2  is w  2.g6 13 3 d5? Whi has a smal vn ar 38 14 c c7 15   16 x8 x8 17 . cxd4 18 3xd 6 9 a 5 2 .3  21 c2,  snKholov arubic 2 4 dxc5 xc5 5 .3 .x3 6 x3 d 7 J1   wi complicad play ) 12 g3 is br 2.x (o 2 .g6 13 .x  4 d b4 15 c nd  as a pla sac adva 13 x xd 4 xb7  5  x 16 x . 7 x8 'x8 8 .d2  1 9 d3 5  c4 d i s  sng n v, Ljubojvc-myslov ndon 984

a) t 1   (Wh s  cl plus ar 1d5  2 5 c6 3 cxdS xdS  x5 cxdS 5 .5) 12 c2 .d7 13 .g5 .c6 14 d5 d7 5 d1 a6 6 2 S 17  •c 8 d cS 19 dxc6 bxc6 20  .x£ 2 .x c7  a4 6   c5 2 c6 ad Whi w muc r i urll Caalan ay 23 b) 10 1 J  2 .4 a6 13 b3?! (s allows cunlay 3 d5!?  1 .h2 cS 15 d2 wi  slig d s  whl also proig s 13  6 4 .2  15 b5) 3H6 4 .2 . (Fscr assssd  b5!? 5 a xc 16 xc4 d5 17  c5 as unclr  2 5 16 c2 7 17  g6 w  compx posi on FscPsian 5h mcm uos Airs 1971  0 3 6    7  2 e3 f8 3 

700 8 00 

lac  alavs bu o pa  U ) 8c5 9 3 c6 1 J1 a6   dsn solv lacs pbms  as  d oowig 11 .4 d5 12 dxcS c5 13 S  1  d5 7 ar 14 Karv  12 .!? as a wy o kp   v 2 a4 .d7 3 aS 8 1 . 6 15 .4 . 16 Jx8 •x 7 .2 •d 8 2 c7 9 4 x 2 x an Wi ws a i r n Kaov-myslov oscow 1972 ) 86 9 c3 J8  J I .d7 1  . 2 4 d5 xca wh  2x si vs Wh w a  r 3 .x 6 1 c2 6  .3) 13 3 .6 1 x8+ x 5 'c2 6 16 2  17  .x 18 x 8 19 3   c and  ad an iniv  sinmysov rad 197 9 c c6

T alrv s 97 10 c3 d

 35

Whs iav conus a 13  d5  cS 6 15 c2  6 S 4  g6  5 le h5 6 •d2 d7  7  c  8 f

8 dS!? cS 19  wh pisi play i aso ns  8...f5 9 3

9 g4? wou  a av bldr 19x 20 x x+ and lc a  cr pus  9  h 20 2 f6 2 2 d5 22 x xc6  cxd5  

The Petroff Defene cx thn 2 c 8 2 � an

Wht keeps an 

2 lc cx5 25  B+ 26 Wg le7?

Tis aow Whies avana to w Black can  th ama wth 26 c8 27  c 28 xc 8 29 3, wh Whte i nly A it  27 e5 i7

Te ccal juscaon i seen ater 27Ixe 28 xe x   e 3 �3 f 3 x x 32  •6 33 � 6  3 £ 3 c2 when Blacks weakene kinie causs tie rule  3 x5  x5 & 30 5

Tis is a  move ut White coul also cash in immeialy with 38 Ia6  39 Ix8 x8  3 3  . 6 39 e5?

his alows Black to compca 39 I7? Jx7  7 Ix with unclea py is s unconvincin ut the simple souon is o prepae ee y supporng the ht wth 9 c3  Whit ws sily afer 39 h2  h  f  e 39

xe5 xc5  ?

Now Whites avan ippears en ly   Ie 2 c7 aS 3 5 manins a sght e

  2 Wh2 e6 3 c7 5 3c6 4 c6 xc6  �3 g6 is

so enouh or equality  3

Ar 30 6 a  S a 32 •a2 7 33 c Whits avantae i any is ve small inee

30.6 3  B 32 6 l8 33 5    h 35 lx5 5 36 l7 6 2?  37 Ixe xe  �c3

with a car avana is a alteave 36..xe3 37 fxe3 g3 38 

8

 .  lg6

T pawn is poisone ue  a ack nk ck f 4x? thn 5 x6 x6 6 ! wis, while aer 4 x6?  ! White has a clear avan

5 x xe 6 • e3 7  x6  x6 x6 %%

3 xe5 Deviaion from he Main Line

umm

y, he pasie conons covere n ths chpe (5e7 ad a quic 6 ate 5. d5 a n  ea tet The key pion of he chapter is he one asn ter S..dS 6  e 7 00 f 8 %t c 9 c4  spose t 9...0-0 hte ccessy dveops hs niht to  eer mmedatey or ater 0 cxdS xdS n e se o 9...b hite maiains 10 openi ave by ea th 10 , but  xdS so apps t  a od response  he aca bow 10 .x? s nt a eao Pbaby Back shoud ansse o he  6 e  00 6 8 c4  9 dS xd 0 xd xS 1 1 t f ( hapter 2 by means o txd 1  xd xd5 1  e5 2 f3 f6 3 e5   f3 x 5  (D) d5 S..e7 - Gm  6 d3  e7 6   - G   7 00 f5 8 e1   9   Gm  9 2 - G 

5 d4

 d3

B   c6

9

CHA V  xe5: Fuh ad Fifth Mve Alterative   e5 2 f3 f6 3 xe5 d6  f3 xe

After 1 e4 S 2 � �f6  �xeS d6 4 � �e4 Wie sometms dclins o play 5 d4  avour of th othr connuao and hse fth move tatives a th sub jec of te t pt of this chate 5 �c3 (Games 334)  playe as r back as th 19th cntuy whe later on Nimzowtc focuse on t 5 2 (Gams 3536) was intruc by a 13yar old aul Morphy ans wntal  Orlans, 850) an th n fund wory adhrent n h fo of Emanul Lser and Jos Rul Capabanca in to th succss of such celebes (s for x ampl Gam 5 5 2 was consird to  narly a reon o te Peto Defence bu now w know svr ways or Blac  equase. Kauann a chess paye fro Vinna, sused 5 c4 (Gam 37) as a way  re vent Black m supporng h 4nght with ...d-5 n pncipe its s ssibe o play S.. dS, ut an atack on Black's cenl isd fos with 6 �c ves ie th btr ncs nstad Blac should cnnue hs vlopmnt wth hr  . �c6 or  e7 to avoi any roblms 5 d (Game 38 is a comparavly new 80

ia In the even o 5 .5 Wt ras his bishop  2  mas up fo lost m by atackng th niht wi 24 Ar S.dS hi connus h ack on the  kngh with 6 e2, whil if S.�f6 t clea he way or h -pawn by ms of c2-c3 and dc2. 5 d3 (Gam ) is th most mst o ts 5t move opons Wite ofs Blac h oprnity o nss to  xchan Vaaon o  French nc after S�f6 6 d4 S whr as t is known an e mpo in this symmeical ln prmises Wit jus a microscopic advan ta Howvr Black can uals af 6e7 foUowd up by c7c5 Mong onto 4th mov altrnaves  sds 4 O Wt has o intrsng o ons The t major m o winess 4 �c4 was Pausnchallop nkt 887. Th i o ranser th niht to 3 s not parculary imressv n acular Backs atck on  aftr 4.4 5 4 S 6 e  (am 4 ses srous consdion for Black Th ochan amb 4 x!? (ams 41 42) orinated by Jhn ochane in th 8s, stans in al contr o h hr lnes in he tff Dfnc taunon also

3 xe5 Fourh and Fifh Move Alernaive

nals tis knighforpans sacce in his C x (1860). Cuiusly enough  Cne an the famous aeso concented n 4. 5 c4 wch is r in ie f 5.d5! It night b approprate to rnae e Cce Gabit to e Bonsein Gabit e  e one wo bathed  lif into h sacce by inican t ssibilit f 5 d4!) o h Vitonsh Gmbit (the van  M plae a numr f biant attacks t 4 x). Afte the piece sacce Blacks  ts sck in e cen and htes niae can be lastng and danous Fily, Game 43 sudies a cuple f  3d move pns fo lack Sctly spak in 3.xe4 s the move sded at e ve bnnin f h Peff Dfenc te  Daiano conideng it as far back as  51 2! fte 4 We2 'e7 Black gives up his kniht but mediately wns it bac due  h pin n h ee, and  is l a wn down wt the hpe of acve play fo hi pieces Blacks ony ther opon is 3'e7 bu reite has more an ne   bin a  plus

Gae  AekhineARabinovich w 1918 1 e4 e5 2 f3 f& 3 es d& 4 f3  5 3

5.d5?!

s is not a parcuary n sacrc but e aleaves cveed ere a also no ea. The bes mov 5xc3, is cnsired in he next me a) 5...f5?? 6 xe4?? xe4 7 d3 g6 8 g5 e 9 x7 Wxe7+ 0 e2 c6 1 0 0 ws a coedy f er at led t U chances in MilesCsn Sa ncisco 1987 Aer the innitely son 6 We2 Black immedel esined in ZapaAnand Bi 1987 b) 5.f6 dosnt ps fl equalt 6 d4 e7 7 3 00 and no b) 8 e2 wit a ter bnch b1 1) 8e8 9 00 c6 10 c3  1 1 3 d5 12 Wc2 h6 1 3 4 �h8 14  g8 15  e 7 16 3  17 a4 g8 18 b5 4 9 xg4 (1 9 c4 aUws 19 ..:xe3! 20 3 h4 21  "xg3  hxg4 d6 23 a3 + 24 � "g wt a d U Akopian isi 1 989) 1 9x4 20  nd ite  a bit f pressue b2) 8...c5 9 3 c6 10 c3 e8  1  b6 2 c2 b7 13 xc5 bxc5 (prbably 3.e5!? is snr 14 xe5 dxe5  5 :d c7 1 6 cxb6 'c6 17

£

Wxb6+ 1 8 �h1

:a ves Black py for e pan whe 1 5  c5 6 �2 x a seems to ive BLck decent cuntela) 14 5  (4.h6? lead to a bulous end  the flow ing me 15 h7+  16 x!  17 + � 18 6! h6 9 f4 7 20 x6+  21 g6+ � 22 5 :eb  :a x7 24 •xh7 e5 25 f4 £6 26 W6+ g7 27 e5+ �8 28 f6+ 10 DminezR.Pez Cuba 23) 5 b3 e5 16 x7! 5 7 xd8 xbJ 18 ax xd3 19 6 8 20 6f4 xc 21 xc g5  fd3 and ite rains soe advan (Domine) b2) 8 h3 is so d, fr xample 8c6 9  e 0 00 h6 1 1   1 2 xe8 xe8 3 b5 8 4 c4 a6  5 3 e7 (1 5 d5 16 c5 6 17  as lks beer r hite) 16 d5  17 e 7 18 b3 'd7 81

The Petroff Defence

9 b2 and his chances were prefable in csaba Bled 2002 6 e2 �e7 7 e dx 8 •x 00 9 � Black bs  play after 9 d  1 0

0-0 6   bS  12 •e2 s  c6 bc6 14 d4 b8 when he bishops and he devlopment comsa for the pawn de  9 ...�d6 0 0

hie is ain for apid development Akhe ve he folon lne 1 0 d4 e8  1 S S 12 deS c6  f4 4 4 00-0 eS 1S d8 'd8 6 eS e7 17  eS 8 "eS eS 9 eS � when he draw is  0.le8   •d3 c6  2 3! hie nees  t h dark]Uard

bshop ino play er somethin like 2 c   dS  14  4 Black would have play for he p  2•f6 3 �2

bg he queen hme 7 3! i rone 7'd2 8 h8+ e7 9 7+ �d8 20 ad f4 21   22 e6+ a ite s (Aekine or 7..e5 8 h5 �8 19 + �h 20 6 � 2 d4 f6 22 7+ � 2  and hite has a ve a plus  7f6  8 5

 8 'h8+? s weake aftr 8.�e7 9 e d7 20 f h8 21 £+ 7  h  Backs chaces in e endme ae pefeble. 88  9 le3 �f?

Now I know we shoud nt  badly of he dd, and Rabnovic was y on of he eat e of Russi C but her his defence was not paculaly od. hite is aso ve happy after 194? 20 h g6 21 h7+  22 d7 :e7 22.�8?  h8+ would  an unpleasan surpse  h7+ �7 24 f6 d7  d7 d8 26 %d 2+ 27 �h1 d7 28 g (eine However Black ca lay 19..eS 20 7+  2 f4  22 'h �8 probaby keep  he posion level 20 h7 8 2 h8 7

The master of ack skes an Instd of clin onto his pawn hite launches a son countettack.  3•x2  5 e6 te 4 .. hte has S £+ 7 6

e8 eS 17  4 8 f4 and a ve ce pion (Akhine; 1 48  S h7+ � 16 e e6  7 c aso looks ve psin for hite  5 �x fxe6  6 •xh7 � 7 e? Ths nal lookn ove alows Back to 2

22 lxe6 

is is pbably what binvich misse. 22x

O 22.. d7  f6 :h8 24 f4 h a inn endme 23 •xg7 d6 2 xe6 lxe6 25  le8 26 c l8e7 27 •f8 l 28 •f5

3 x5: Fourth snd Fifth Mov Altrnatv



287e6  c5+ �d7 3 dS alo wn or White 29 c5 e 1 

Gae 3 Khaman-Atak Hali 2002   e5 2 f3 f6 3 xe d6 4 f3 x 5 c3 c3

e best move 6 dxc3  poible i 6 bxc when he ame

cld cnne 6 .e7 7 d4 0 8 d .g4 9 00 7  b1  1 1 c4 . (or 1c5 12 h .hS 1 dxcS dxcS 14 a4 7 ih an nclea poion) 12 .e b8 1 c d7 4 bS a6 15 aS S 16 xdS xdS 17 .2 c6 8 h .6 and Back  kay, p onDrew Bat 1999 e7

n NimzotchMarhl an eba 911 when 1  x+  19 c4 ook like a cear  pawn to ) 16 'xa6 bxa6 17 x1 an We ha ne compenaon fo th exchang b) 7 .e c6 8 'd2 ook moe nble 8 0-0 9 00-0 e 0 4 cS a6 1 f4 4 2 .d cS    e 4 he1 . 15 h xe 16 xe ve a poon whe he conol over th lght qes vo Whe) 1 1 bS aS (or   .e6! 12 xd6 'b6 1 b4 xd6 14 'xd6 xd6 5 xd6 cxb4 6 cx .xa2 17 .f f6 when lack ha eaied, NnnZPol, Bel 985) 2  a6  xd6 d8 4 xc8 axc8 (b not 14  15 xe7 � 16 x2 �xe7 7 S d7 18 .e2 when Black ha oo many robem 8 b6 19 .   19 a7 20 e � 21 .f4    10 Va De Wiean De en jk aan ee  984) 15 'e2 bS 16 xd8+ xd8  7 d2  1 8 �b1 b4  cx cxb4 20 axb4 .xb 21 .c .e7 d Black ha ne com[naon for the pawn olokn Kokov Lvov 21

 f4

e ha ed  other mn of dvel mn a 7 .d  8 .e . 9 e4 dn I<k paclly appeaing even thogh thi orked well in he folowing example 9'd7 tO 'd2 000 1 t 000 he8 12 d4 S (2 1  xc6 bxc6  4 'd  Whie wins) 1 xc6 xc6 4 .xdS a6 5 d .xd (thi is necea; S'aS 16  c6 7 'c4 xS w layed

7  7

7 6 alo look ensible for expe  d2 .4 9 .e2 'd7 0 h .  1 00-0 -00, aoding the dange of opoie de ing Nw afer 12 he1 he 1   .g6 4 .bS a6 S a4 bS 16 .b aS  7 c xc4  8 xc4 bxc4 1 9 dS  20 a+  2 xa6+ b7  xb7+ b7 Black 83

Th Ptro Dnc

h qual hns   nding n this ln 7xb3+ is wak 18 b3 6 19 4 7 20 xbS bS 21 a5 with an at for Whit Bsv-Raky Fu 2 8 •d2

19x is a on aount of  S  21 bS £  d7 whn Wit has a l advan Now Bla lss ar 228  xd5 so h is ford to play  d4 wih is hardy idal 20 e5 f& 21 g

85

Ba nds to t in  to hav a han of quasin ftr 800 9 000  1  h3  1  g4 Whi dvlop som prssu 1 4 12 1 .f6 13 .3 6 14 .d3 aS 15 x4! x4 16 .b6 .g5 (Blak also suffrs aftr 16 a4 17 d4 xd4 18 xd4 x+ 19 x1 .6 20 xf6 f6 21 d4) 17 xg5 xS 8 .3  19 d2 dS 20   21 h4 v lak sous prbs   fo of an avan ing a in TskosyZatv SSR 195 9 00-0 g4 10 e2 00 1 1 h3 5

1 .6 12 d4 d7 13 b3 ooks tr for Whit 1 2 g  1 3  J

13 .4!? 4 hS 6 15 3  mmdi atly stablhin ountrplay in th n also lks 

14 h5  5 hg1 e& 1 e3 c5 17 g5 d5 8 g& Wt has no a to  1 8xg ord  Rf 19 7+xh7 20 S+ xgS 2 xgS      .d3

Whi has a ng a  9 hxg& fxg& 84

21 ..d4?

A natul push but it's aal sup

lak an mpro w 21a5 whn aft     push is s 22d4  .4 bS ( diffrn; dx3? 24 xf6  25 x3 sll dos not work thouh) 24 x6+ x6  xd4 xd2 26 xd2 xd4 27 xd4 B 28 x  wit a lily dw 22 

22 xf6+ is also  fr Wh 22 xf6  xd4 xd4 (23d8? 24 .4 bS  gS! d Wt ns)  xd4 xd4 25 xd4 xd4 2 xd4 ad8 27 H xd4  xd4  w a sgt pul in t ndm (Aik) 22 dxc3 A v sy mov vn i r wr no

fod w dx3 23 x3 g 24 f4 wud also not work for Blak but aftr   b5  .x6 :6 24 xd4 •d 25 xf6+ f6 2 a5 his poiton is s d fndab 23 e2 b& r  xb2+ 24 b 7 (247 25

.xS ns) 25 xf6+  26  S 27 S and Whit ns tk)

3 xe5 Fourth d Ffh Moe Alterte

24 xf6 gxf6 25 bxc3 •c 26 ! e5

v hie e chance o irriae Back in oonBaua non 986 7 g5

2 ld5! c3

Whie wins in al lines 27   28 x r 27x 28 x6  29 xc! when Black  mae  x a1 + 2 2 •xg1 30 ld 10

Gae 5 EmLaske-Mashall  ebu 1912 1 e4 e5 2 f3 f6 3 xe5 d6 4 f3 x 5 e2

Ths lne s usualy aye wi he h   raw However many Whie aye have fun ha achievin e w fm an even ni is no always s easy 5  •e 6 d3

e cre rm his sin in ur aa base s acuay ° fr Whe an 49% fr lack whch suss cmlee equay wever i als shws ha le ay on fm hre 6 f6

The ms cmn move  n he nly ne r examle 6c 7 c3 4 8 e3 (  L? 9 xe7 x7 0 xc7 7   xa c6 is n cear bu hu  ne fo Black) 8 c6 9 h3 h   6   g2 b7 2 4 6 3 f x4 4 x4  S 000 xe2 6 xe2

  

Fr sme asn ack insiss n keeig he ueens n whch is no necssa b cause he eme mises Back g chances 7.xe2 s suie in he nex e wile 7/b7 8 /c3 x2 (h6 9 3 /b6  0 00 7   2 U00  2 1 is a a uncomfoale fr Black) 9 x2 ranses  7xe2 8 xe2 /7 9 /3 (see e nte to he nx gme). 8 c3 bd

8 /c6 is answer y he naural 9 e4 000  /xf6 f6  I e3   2 4 4  3 00 when Whies sn s feble 8 h6 lks ubius afer 9 x xf6 0 4 e7  b 7 2 3 ( 2 'xb7 0 3 xc7  a very sky fr ) 2 3 h3 r 3 e4 g7 4 h3 wi a sligh eg  Kes) 3 0 4 'x7 b8   e4 'g7  b3 (we nk Whie is ber hre) 6cS 6S 7 3 f6  8 00 fe8  9 2 4  Tach  wih a messy sin is necessa) 7 00 cx4  /JS 8 9 c4 S 20 x4 x4 2 /x4 LS 22 xS f6  a an he enjye a  lu in Caabanca Mshal  Peersbu 94  000

9 4 leas  euaiy afr 9.h6 0 h4    g3 S  2 /xS xS 3 000 85

The Peroff Defence

xe2 14 xe2 g7 More ineresg is 9 �bS!? b6 1 0  6 1 1 g3 S 12 0-0-0 h6+ 13 b 1 wih an unbance oion somethng ha no one wou have hugh posible jus a ew moves  9 .h6 1  g5

0 0-0-0 sees o  more accue A e 1 1 4 gS 12 g3 �b6 1 3  a6 1 4 aS g7 he sion is unclear 1 1 g3 h5

s lks ke a loss o me bu Black es n have i easy 1  g7 2 4 0-0 3 h4  1 4 �£  1 5 �xg7 xg7 1 6 hS is no a eus aleve 1  d4 g3 13 hg3 g4

Tis move eves he bishop o he £ square whch proves o  a pblem in he er accs. 13.. 00-0 14 We3? wh a sligh e or hie  bee 1 4 h4 d5 1 5 b5 -

1 5..Wb4? loes o he rety 16 �xS

20�c4 is he nly move alhogh ae 21 b3! gS 22 b 1 also son is  4  � b1 2+ 24 a �xb3+ 2 cxb3 xg3 26 x 6 27 c 4 2 �S xeS 29 Wa7! c 30 xeS 7 31 �xc7 wih a clear plus or ie) 222+ 23 a1 �xb 24 cxb3 6 25 Wa7 c 26 �x6+ x6 26cx6 27 4!  2 �x e3 29 e a Black can no lonr vn he ealy c) 27 a 7 2 h ie has evey chance  winng even i Black can pu u sme esisance 

1 1 d6

Black als loses aer 21e7  b3 6 23 a4 :c6 24 aS whe hie aack is conclusive.  b3

Or  c3! c4 23 Wa7 c 24 �x+ cx6 25 a1 ! e 26 b3 an Black is buse  .  3  f5

 6 a5

he shol avoi 16 xS xS 7 xS gS+ 1  xS hS, nnn a iece 16 a6 17 a6 ba6

Or 7.Wb4 1 Wx xb4 19 3 xc3 20 bxc3 when e is simply jus a awn up asparov). 8 •6+ Wb8 1 9 b5 b6  d3

4 7

Or 24 aS xc2 25 xc2 e2 26 b1 an i s a ovr 4d7 5 a5 d 6 ab6  + 7 a c6 8 b5 cb5 9 a7+ 1 -

g5+

Aer hs w canno n a eence r Black Te las chce or was ven by as arov  his es o books MY T P8

Ge 6 Aronian-Akopian Ohd 2001 1  5  f3 f6 3 5  4 f3 4 5  7 6 d3 f6 7 g5

3 e5 Fouth ad Fifh Move Aleaive

xe2

s s denely he sold he 8 xe2

xe4 3 dxe4 .xgS 4 gS e7  S f4 �e6  6 3  7  (7  JB B Jd4 6 19 d1 Jd8  c4 aS als lks eveQ 7 B 8 . f6 9 h4 .e6  g4 aS 2  h6  hS Jd7 2 h JeB 24 g dB /zz pssky- eykjavk 1977 ) 0 0-0 a6   Jf 7 2 d4 dS 3 .d3 6 4 . 0-0 5 Jad1 .d6  6 S e8 (Wh s e a the sk 6cS 7 b .B 8  a6 9   usuv) 1 7 e2 f6   � B7  9 b3 .d7 wh fuU ualy paskyYusupv Tluka 198

8  e7

87 s equaUy  afe 9 3 h6 and nw a)  .h4 gS   .g3 hS 2 d4 (2 S d8 3 d4  s Uy level t)  2g  hg � 4 0 d7 5 e -- 6 d S  7  .g7 8 �e3 .6 wth equa hanes, peUa-Nkev Fne 2 )  .d2  (106   bS dS    d8?  2 4 .d7 13 a4 c6 4 4 7 S 00 .e7 1 6  ead t a whe adv  n paskyYuupv sw 9)   00-0 (1  dB 12 4 .g7 3 0-0 B 4 Jf a6  S 3 S 16 b4 e6 17 d4 aS 8 S gS s anthe example f lak n ng equa play)   .g7 2 d4 b6 3 h 0 4 .d3 .e6 S Jh JfB  6 b3 a6 7 4 x4 B .xe4 .dS 9 .xdS xdS 20 4 f6 wh mpete equaty Westenen aky Hafnalu 1999

10 4

0 .f4 ds n k vey danus e he wha xacy s he bshp mean  b dn he Anyway, n me nnud o6  0-00 .e6 2 d4  3   4 xdS xdS   .d2 000 1 6 Jhe1 Jhe8 17 h3 b6  8 b3 .dS 19  .4 20 4 7 2 3 S 22 4 .£6   b4 24 axb4  25 b2 .  chc f h sdes Mhane Mamedav, Lsanne 2 1 0bd7

O 9 c4 h6 0 .f4 6   3 . 1 2 000 0-00  Jh gS 14 .3 � 1S dS �xe3 6 xe7+ �xe7 7 e3 e8 w a eve pn passkyv ambu 982

06 s als ne, f example   00 .d7 2  000 3 d4 Jde8 4 .4 Jh S .g3 .d8 6 dS e7 7 .h2 a6 B a  9 Jh Jxe1 20 Jx J8 21 Jxe8 xe8 22 d2 h4 23 h4 / ht Anand Wjk aan Z 

ne pn s 9c6 an nw a) 1 0 0-00 6 1  Jh1 7  2 4

1 1 d4 b& 1 2 4 6 13 5 bd5 1 4 xd5 xd5 15 xe7 xe7 16 3 c5 1 7 2 c6 1 8 xc& bxc6

9 c3

9 ..h6

87

h Pto Dc

1 d3 6 14 2 6 1 4 is  xm pl) 7 2? x3 8 dx3 dx4 9 4 S 1 3 6 1 1 00  Wht hs  mso for th pw i h sh of pd dvlopmt owr, . 6 sLDS o b  sg l t. ow w h

B h qus 1 9  g4 20 f3 e& 21 d4 cxd4

214  f4 d7  dS xdS 24 xS woul gv Whi  rl so o ply for  w  hough h rb f th bl  is ry mor id 22 lxd4 7 23 d1 lhd8 24 f4 8 25  5 26  ldb8 27 c4 lx 28 x lx 29 

) 6 3 wll mt lily spos o h m m (s h o to Bls 7h 29 xd6 x4 3 b1  ls lds mo) b) 6 d4 dS 7 &3  8  (8 2 to  dw. 29g5 30 hxg5 hxg5 3 d6 lxc4 00 with quty is prfbl) 87 ( 32 Wb2 c5 33 6d3 b5   impm  8..6 9 S!? xS 1 lxa5 35  6 36 3 We5 37 dxS d4 1 1 4 dx3 12 0-0 x4 13 x4 lh1 c5 38 lh5 & 39 h& Wg7  xb2 14 xb2 00 1  3 S  6 1 7 lh1 c4 41 c3 a2 42 lhc1 lxg2  7 S d8 1 8   19 h4 wh Whi a1   fx lg3 45 Wd2 xg4  hd  omso fr  pw  VlRtsky, Cp I Grd 1996) 9 lxa6 & 47 la5 lg6 %% 3  10 2 d4 1 1 2   Ge 37 Bl hs md om h og wih  d AeshchenkoMista ) 6 2 7 7 00 00 8 d4 f6 9 S  Gr 2 7 1 3 8 1 1 2 wi  hr 1  e5 2 f3 f& 3 xe5 d6 4 f3 brh ) 1 h6 12   13 b1  14 3 x 5 c4 e7 Blk hs  oupl f sus ls 7 ( impromt or 14 .d7 1 fd4 h7 1 6 g4 d 17 2 6 18 x6  s  tul mo. S ..S sms  b s. 6 3 6 bx6 19 o 2 J  21 b3, wh (6.f6?! lds o  Fh Df E s slhy pfbl fr Wh holm h Vo h  loss f  tm Rsy h 19) 1 f4  16 t huld b bl to s  l d x x 17 3 7  Bk s qul.  Also o is 1   12 b1 h6 13  h 7 d4 7 8 xd xd 9 4 x3 1 bx3 00 1 1   1 2  b6 1 d7 14 d3  1  (  88

3 x5 Fouth Bnd Fifth Mov Altrntv

x8 6 3 x3 7 x3 wth an ua ion i  1SJx1 16 x1 •8 17 ? 4 18  aS 19 .2 .x2  x2 8 21  an h wth Bk ghtly tr, h pay a a w Brky aky Cap Ia Gan   c3

6 4  ao inng r amp a 600 7 .3 gS?   wl py fr 8 xg gS 9 1 8  �1 L 1 h7 � 12 18 �7 13 h4 � 14 x8 Jx8 S Wxc S an we n p in an nm whr ck ha nough contay or h paw oojn V D n Bn 1 9 ) 6S 7 cxS [ 3 xc3 8 xc3 0-0 9 S xS n t 7 cxS) 7 x 8 3 xc3 9 xc3 0-0 0 .3 cS  1 00 4 2 1  3 J1 c6 14 .4 xa2 5 3 h6 16 cx4  (or 16J8 17 .a3 .6 18 2 c4 ith an nc pi n) 17 . xO 18  x4 9 x x 20 x7 aS 2  .S    3 c �h7  .S '2 an Back ha  pay for  xchang  Gajwky Mia Poan  xc3

6g5  : 7 .2 00 8 0 c6 9 4 J8   x   .x .  2 .3  13  a6 4 a4 h6 1S 2 an t a ttr i Nianyv Bu ca 2001 7 dxc3

70

 conir 7cS to  h mo re a y  op t r ar ohr op  7 6 8 3  9 xS xS 0 'c2 .gS 11 00  12 J .xc 13 xc •g 14 3 000 1 5 Jc1  1 6 4 7 an lck ha ov hi p Mazyahal an an 9 8 d3 d7 9 c2 g

9h6 m to   honu r 0 .3 .f6 1 00 (th amiu 1 1 00 J8  2 a 1 S  3 x5 xS 14 f 1 h4 1S g3    chanc) 1  S  2 xS .xS 13 f4 .f6 1 4 W e8  S h3 .7 16 h a6 7 J2 5  8 c5 h  a t ttr in mc olv Novi a 2 0 e3

1 0 .h6 J8  1  k  av 1 1 c 1 2 1  3 4  14 .3 (14  xe 1S x1 x 16 S 8 i imy  14 x3 15 x g7 6 h3 .7 1 2 h4  g h 1 2 h6 20 3 c6 21 4   4 a6  xg7 Wg7 24  xS 2 cxS an a w  a i GKuzmn  app Ia Gran 3 10.c5 11 0-0-0

1  .xcS xcS 12 0--0  nt  owng 6 1 3 h4  4 S? xhS 5 S? hS 16 .xh7 �g7  poion  hihy uncar 1 1 xd3 1 2 •xd3 5 1 3 •d2 5

13.6? 14 3 aS h conray  ao Logical 1 g xg5 1 5 xg5 a5 1  b3 b5?

Encay pay  ha a  af tr 6  7 2 x2 18 2 a8 19 2 1 7 cxb5 

T mot c Ar 7 a6 8 6 a8 19 W2 x6  f4 t njoy a gh pu cau Back ha no ay ay o wakn  n tio 18 2  1 9 

19 x6?! i v ky Ar cx3 20 89

Th Proff Dfn

b3 xbS 2  S Bcks ck hs  chnc of ing succss.

2 xd4 bx 27 x2  i 

Ge 8 Naiditsch-imman Dou 2002

1 9   xb5

9.xb is noh c opon. oowing  dS xd 2..4) 2 dS f8  d2  ndm  pobby qul ho no ncsiy dwn

1  e5 2 f3 f& 3 e5 d6 4 f3 x 5 d3

20 f3

r 2 xd6 4 2    c b6  7 6 24 2 �d3 2 b2 4 Bck hs g py for h pwn 20 21 4 L! 22 cx L 23 b3

 ony mo. f 23   hn 23bI  wns 235?

Bck cn kp h m i wi .cxb 24   2 c3 whn is s  complicd 24 xd6 cxb3 2  Ld4 %% 90

s somh nosion m hs fun om popiy or h ls fw ys How i shoudn ousy n Bck 5f6

Bck hs o id ) S. 6 �2 nd now ) 6..7 7  0 -0  d4 4 8 .6 ms nfo 9   0 d3 d7  h3 f6  2 c4 is hi  sgh d nd now Bck shod py 2 . d insd of 2c  dS  4 '     �d7 6 �2 6 7 4 f which i is y hppy nE Drn 2 9 c4 c6  c2 dS   d3 6 wih  compx sl hd. 2) 6..d 7 d4 4 8 IJ d6 9 c4 c6      0   d nspss o  4 S 6 d3 d6 7 00 00 8 c4 c6 9 )  -  3 xc3 2 bxc3 dc4 3 xc4 h6 4  7   c2 b6 6  cS w l in nsnniRsy Bi 2. b) SdS 6 2 7 7  0-0 wh o bnch

3 xe5 Fouth  d Fifth Moe tetie

12 e3  1 3 2  14 e4 d 1 5 dxc5 xe3 6 xe3 dxc5 7 e2 c7  1 d w cmpte ua Mr evchTpav Drud 2 4 b3  1 xd5 xd5 6 c4 x 7 x  pvde m mbalace but t t clr wh  ay    9 �2 e5

b) 7.6  d1? ( 1 'xe2 9 e2+ e7  c3 e6 1 1 l4 d7 1 2 xe6 e6 3 b5 xb5 4 xb c6 15 d3 6 16 c c5 lea t a dah d  Lk-Kmk, a 1999 .'d ( m   9 e1 e6 1 l g7 1 1 4  2 4 6 13 c3 'd7 4 2 ve Wh a ht pu  Mrvch hrv Ataa 21) 9     e I I e2 4 ( d7 1 2 b4?  3 b5 6 a ute by Rme, k a b te  Wh)  2 b3 7 1 3 b2 c5 14 a4 x 15 x xd3 16 d3 YzYz zechKamk Wk aa Z 2 lack ha  pblm at   he a   b2 7c  le abe  1 e6 9 bS+ c6 1  d4 b  dxc5 6 (1  .xc?! 12 g c4 3 xe6 xe2 4 xe2 x6 1 xe6+ � 16 e i awul r lak) 1 2 e3 a6 1 3 a4  4 c3  15 cxb4 b4 16 d2 ad We ejy a plu rzevchhv ajev 2  h3 �e7 7 0 0-0 8 c3 c

avey a) . d5 9 c2 e  d4 d6  g5 7 2 2  (12 3 1 xe 4 xe h6  5 h4  1 6 g3 xg3 7 3  1   s tter r Whe  vAd  21  Black pec ca t ally t  h e)  3 h4 b6 14 4 aS ad Black ha th t ea b .c5 9 c2 c6  d4 6 1 1 e1 h6

Whte  lk perabe ar 9 . d5 1  d4 4 1 1 e  2 4 10 d4 x3 1 1 x3 c 12 �4

Whte ed th ate 12 e e6 3 l2 d7 4  ae 15 g3 d 6 g5 d 17 3   d2  19 h6  2  cNkcc P   c the playe aeed a dw  th p  1 2�

H w cmmed tht Black shuld evate wh 12..b6? 1 3 b3 d5 1 4 d2 e6 leadg  a p wth qual chac 13 d2 d7 14 Je1 e8 1 5 �h2

We ut 1 2 r example 5  1 6 x x 17 a1  1 4 xe4 9 xe4  W' ctr  th e a Back r c 6 dxc dxc5 7  ad Whe ha a lht pu 1 5g 1   d5 1 7 c5 h5 7.e4 lead  ul ae  xe4

dxe4 9 e4 d 2 b3! whe the ack at  lead  a p wh  exa w  Wht 1 8 3  19 1 �8 20 3 �h 1

The Peo Deence

himsef The mn ln uns 2 xe8+ x8 27 xe8+ W7 28 7+ Wh 29 e4 dx4  xe4 h4+ 3 Wg h3! nn 25    d '5

Als pssble s 26 •xd4 27 Lh5 h5 28 3 h4 d lck shuld b wnn 27 xh5 gxh5 28 'e+ 'xe 29 xe  30  4?

A much be chce s 3.. 3 b3 4 when ck hs v chnce  . 3 g3 h 32  d7 33 5 b8   g7   f5 3 f4 37 a5 fxg3 38 fxg3

Alrnely .  2  Jg7  c3 h6 23   wi even chnces 21 g4?!

s slls uble hite shuld pl 2 d6 f4 22 f4 xf4   b, when nhn s decded e 21 xg4

2 5 s ek s fr 22   23 eS 7 2 2 7 25 ae e's  n ks  od pefeble 22 hxg4 'xg4

22f4 n leds  equl f   6 24 c3 f4 23 xb7 4! 24 'xc

38 b xb 39 x :7! 4 c + 4 2  42 x be8 43 + W 4 x7 Wx7 45 b7 c 4 b xb8 47 x8 xc 48  f6+ 49 W3  ives lck n chnces. In this ne 43  f s rbbl bd fr he lhugh hs cmplcn e ll fcul  .   c7 39 d

39 b ls lds   dw fr 39  xb 4 xb c 4 7 W6 42 d7 xd4 43 xd4xc5. 39x  xd4 xb5 41 4xd5 % %

24 3 wuld b sn me b 24x3! 25 3 xg3 2 x3 x3+ 27 W f4+ h  dv fr Blck.

Game 39 Domatov-Raetsky Pok Vonezh 1992

24 xh2+

  e5 2 f3  3 xe5 d 4 f3 x 5 d3 s cn led  smmic pl nd s

e haless 5f   e7



25 

r 25 �xh2 4 e cnnt defnd 92

) 6d5 nsses  e Exchn Fnch whch s uside h sce f his k b) .. 7 d e7 (e ms pecse; 7 .g7 8   9 h3 c  3 e7   c4  2  : 3  d3 4 xd3 d7 5 g5 ve hte  smll u n N klenkDnchnk Mcw 2)  2

3 xe5 ourh nd ih Move Alenve

x 9 e2 i7 10 3 lc6 1 1 lb5 8 and e endme shud f cue end n a dw. 7 d3 g4

7 00 o 8 h3 when Whte my be abe o n a st pu: 8.c5? 9 00 6    h6   3 i6 1 2 ib5 5 3 lxd5 ixd5  4 dxc5 (ths s beer than 1 4 c3 a6 1 5 ixc6 ixc6 16 dxc5 xc5 17 xd8 ixd8 18 i3 Kvenys-chandrf Gmany 21;  Back can pay 1R.ix 19 x b6  a ty mre cmfabe pn, ven u t s prbaby nt enu for an avant) 14xc5 1 5 if4 if6 16 l5 n as so en n e Peff e son s mo or ess eve but Back s a bt passve  0

8 lbd2 sn' nmdang: 800 9 l S!? 1 0 le3 ih5 1 1 00 �c6 12 l e8 13 J5 (3 c3 cx4 1 4 cd4 i  1 5 ig5 h6 6 i3 ld5 17 lg3 i 1 8 h3 ie6 equae y  zeckaetsky Katwce  ...x5 14 e i 5 xe8 xe8 6 ig5 5 and Back  enough cunay

ie2  1 6 4 ld7  7 id3 lc7 1 8  if6 9 ld1 b5 20 c   21 id2 lb6 22 e3 d7  sdes have chancs hyenkov esky Vrneh 989 nsead f 12 3 2  i 1 3 ixg6 hx 4 3 lh7!?  5 a4 5 s ntresn  may Wte  s a bt t here 1  .dxc5 1 2  g6 13 xg6 xg6 1 4 •xd xd 15 4 a5

ccrae py fe 5 lbd7? 16 S lh5 17 id6 iaS 18 e7! te h ned a seous adane.  6 c3

O 16  la6 1 7 la3 i 8 ixc7 lxc7 1 9 2 fd8 20  xd2 2 xd2 (PanchnkoTskh, Cheabnsk 993). N ack s no we afte 21le6  b b6 1 6...Ad

6.l7? s mprecse Afer 7 3 ld 1 8 id6 fe8 19 4 i   e probems a mounng up fr Back 17 2 c6 1  

 00 9 Ae

9 if4 shoud  me by 9ld5 ..lc6  c e8 11 lb2 and Whe s a bt er  Keres) 10 id2 i 1  h3  12  c6 h eve chanc 9 c5 1 0 h3 5 1 1 dxc5

s s no prary ambous Afte 1 1 5 lbd7 (lxdS?? ss t 12 g4) 12 c3  13 ie2 ix 14 ix le8? 5

Whe so has nhng afte 18 4  19 lxaS (19 id6 ixc3  bxc3 b5 21 ixc5 bxc4 and Back s n wose) 19lxa5 20 ig3 f6 2 ad 1 � 1 ..xe4 1 9 Ax d

Back has neutrased whtve pu Whte ever ha 20  & 21  ad 22 g2 7 23 A1e2 A7 24 e b& 25 a3 d3 26 2 %-% 93

he Peto Deence

Ge 40 Smagin-Makachev Moscow 1987 1  e5 2 f3 f& 3 xe5 &  

Fortnately fo o undeandn of the me e eccentric 4 3?! has nt lead ea praccal resuts 4 xe4 5 'e2 e7 6 b3 c6 7 b2 . s  0-00 9 ooo d 10  5 11 'xe7 .xe7 12 xc5 .xc5 13 d4 .d6 14 Wb  b4 15 .c3 a6 ve Black a healther sion  Yandemirov-Raety, Voronezh 1988

bxc3 e5 th eqal chances Khallin ov, Chelabnsk  n his line 1 1 c5 is not so after 12 g5  1 3 'd2 (13 .x£6? .x+! 14  .xd1  14xf6 15 'x .xe+ 6 Wxe1 b6 wth nclr play is also ssible  15 xd8 xe1 16 e1 xc2 17 .xc2 d wi an endme tha is hard  assess) 13 .d6 and Black is only a bit wors, bu sll why che o  so? 5•d5 6 e3 &!

x 5 

O a) 5 'e2 'e7 6 e3 f6 7 b3 c6  .b2 e6 9 g3 0-0-0 10 .g2 d5 1 1 d4 (1 1 00 h5 2 h4 'd7 and Black has ocn telay on e kingsde)  d7 1 2 2  13 h3 .h6 14 0-0 he8 wi even chnces MuyHakisha, Paubice 22 b) 5 c3 shouldnt lead to an advn b 5 xc3 6 bxc3 (6 dxc3 is no vey dars 6e7 7 f4 0-0 8 d2 c6 9 000 .e6 10 .d3 .f6 and Black cant be worse) 6 (aso e is 6d7 7 d4 d5 8 e3 £6 9 .d3 .d6 1 0 0-0 0-0    As 12 b1 c6 13 c4 dxc4  4 xc4 c7 1 5 h3 b5 16 .d3 .e6 17 c4 bxc4 18 .xc4 ad8 and Black has eqalsed allagher Delchev Bami 1999) 7 d4 .g7 8 d3 00 9 00 7 1 f4 b6 11  axb6 12  a5 and  inclsion of  eenide k ino the se antes Black decent chces  ts complicated posion 1  e3?!  weaker after l  a4 1 2 .d2 c5! (12b2? 13 £ d3 14 cxd3  and hte had a slight edge  vetch oylev Russia 24) 13 dxc5 xc3 14 ' dxc5, whe we nk Back has the tr chances b ven 5f6 is ssible: 6 d4 e7 7 .d3 c6 8 d5 5 9 xe5 dxe5 0 0-0 0-0 1 1 e d7 12  b6 1 3 .xc8 xc8 14 xe5 .f6 15 e3 e8 16 d3 .xc3 17 94

s move seems   the sons  Blac develops cy and annoys hie in the pess eavely a) Aftr 6 c5?! e s a pls wth 7 .bS 6 8 -0 a6 (8e7 was met by 9 c4! dxc4 0 d5 6 11 .a4 bS 12 dxc6 bxa4 13 5 th some advan in ansa es ais 989) 9 .xc6+ bxc6 10 c4! .e6 1  cxd5 cxd5 12 c3 f6 (12xc3 13 bxc3 .d6 14 a3 leads t a d sc  with better chances for te) 13 f4 cxd4 4 'xd4 c8 15 a4 .e7 16 b3  17 .b2 'a5 18 ad1 anakvRaeky Voneh 1987 b) 6c6 7 2 d6 shold b playable t bu Black was lcky  the fowin me: 8 .d3  9 0-0 00 10 f4 (10 c4 f4 1 1 2 xd2 12 xd2  3 g3 dxc4 14 .xc+ Wh8 is complee unclear bt prbably more nplasan for te han fo Black) 10.e6 11 g3 c5 12 c4? xd2 a easonab alive is 2 cxd4 13 xd5

3 5 ourth and ifth Mv Altrnati

5 14 � d3   xd3 �6 th a cmlex n fferg ve chaces) 13 xd2 dxc4 14 xc4 xc4 15 �xc4 .e7 (1 5cxd4 was neessa athugh 16   17 d5 wud have e a ltle ucm frble) 6 3 d5 (yb  s as nt the st, but Black cmetly mssd tes ext mve) 17 �b6 xb3 18 axb3  a car d ukjek-Raeky V eh 2 7 I

A v ambus, ut nt necy f· sh ece sacce 7 e2 s ess advenuus fwng 7 e6 8 c3 6 9 �d2 000 0 g3 0 �xd5 .xd5 11 �x4  2 3 d6 ves Black xcelet cmsa fr hs awn) 1 0g6 (a mvemet ver 0 �xd2 11 xd2 h5 1 2 .  1 3 000 7 14 . wh a slght ed fr ht magn-Makachev, Msw 1990) 11 .g2  12 � d6 13   Back has d cunthace

6 0 a4 7 Backs chac are n w 9 d5 •dB 1 0 e1 d5 1 1 3 • 1 2 

1 2 g5 s fr te's ma dea  t reach a murky sn ater 12xg5 13 �x4 g6 14 �+ d8 15 8+ c7 16 S d7 17 e2 6 18 1 re Back s mat a 18 19 8+) nstead Black ca lay 12  e7 3 xe7 xe7 14 xe4  when, accrd  Makachev ad ma, the cmsa s sucet ad Black has sghy tr chances 1 2e7 1 3 e2

13 5 6 14 •e2  5 d5 5 dst sem t caus Black the se kd f blems 1 3c6

7  8 00

8  c5

Acc the sacce s nt e y s by a) 8  d6 9 �xd5 g6 eas t a ve cmex s, hu 10  5 11 �f4 xf4 12 .xf4 xb5 13 e (13 e4 xb2 14  a 15 c4 00 16 3 x 17 x s t at r 30-0 14 fxe4 xb2 15  sems t vur te b) 8e6 s rcy ssb Af 9 

A ntersg teave s 13  14 xbS+ 7 15 e2 xb5 16 �xb5 d7 17 7 c7 18 e7 6 whe he ed me s ve dfcult t assss weve ts h t eve that e shuld  ws her 14 g5 f5

Back s s  rt afte 14e6 fr exame 15 .xe7 �xe 7 16 d5 (thes  nave saars) 16d5 17 d 0 18 d5 Ld5 19 5 .c4  :d8 .xe2 21 xa8 8  xe2 w a  s   e ther had 14   15 Jxe7 �xe7 16  Jd7 17 x rmses h l f cmsa 95

Th Po Dn

5 xe7 xe7 1 e5 00

16 17 'xb5 '7 18 a1 wl nsr   nav  7 lxe7 %%

Afr 1 7 b4 8  x4 9 c3 bxc3 20 /xc3 .g4 (Makarycvan)  ps n s lvl

Gme 4  Vitolinsh-Anikaev Rg 982   e5 2 f   xe5 d 4 7

 chn Gab s pbably n n rly cc b  s als n a asy   Vis was a a xr n 



4x7

5

O 9

a) 5 .c4+? s  a i, bu  is cns  r s r h ays S  S (hs s srngr an 5�6 6 .x6 6 7 0 W7 8 4 W 9 c4 /b7 0 /c3   ha cpnn  as Black a  ay y  cina hs fs  10Wb8 1 1 f4 a6 12 a4 Wa7 13 4  14 .J w a cnnu ack Ch nMsunr, Calcu 1848) 6 �b3 (6 x5 .6 7 00  8 4 g8 an Back s cls  wnning  Bsr) 6�6 7 5 /4 8 4 c5 9  W an Black  a a avana,  s in g  far back n 186 b) 5 3 is mr invnv 5c5? (58 6 4 nss  5 4 8 6 /) 6 .c .6 7 .x W6 8 4 W 9 xcS 6 0 2 7 1  .3 xcS 1 2 f4 8 1 3 5  (3 4 4 c4  1 5 x6+ x6 16 0--0 is ncar) 14   1 5 0-0 h5 16 .c 4 7 'c W6 d h av s bably wi Blac n pav-Krank ns 999 5 .  

 s pr alav, 5c5, cn  sn in h nx m O is incl a) 5 /x4? is ba caus f 6 '5  7 S+ Wg 8 x4 6 9 S . 0 'a4 /S 1 1 .2 .7 1 2 0 wn s s-



b) 5  �7 6 /c3 8 s a v nal way  vlp ahug afr 7 .c4 .6 8 .x6 Wx6 9 f4 W 0 5 x5 1 1 5  has a nu ack w Back sul pay 1 /c6 fr xp 2 00 (12 xf6? .4 13 W x+ s n wrk wl h slw 12 �3?! g8 13 . 5 4 /4 .4 1  �x 16 x   ck a cla g fr Black n Pk Kujic lakia 2) 12'x 13 x4 /x4 14 xf6 .xf6 15 �g5 /xc2 6 a 3 7 .x3 x3 18 7 7 19 x7 Wx7 2 S W 2 /xc7 8 an h has s pcca rlms lng s nga c) 5'8 akng prphylacc mass

3 Ixe5 Fouth and Fh Move Alernae

ns c4 is a v cent idea: 6 3 6 3 is pushed by 6c5! 7 dxcS dSI 8 3 d4 9 xe4   0  xcS 1 1 e2 xe4 1 xe4 a4 when Blck is cary er) 6 .5 (6...c5 as ks n) 7 eS b4

dxeS xe5 1   12 e3 b4 1 3 a3 '4 14 ) 10 h3 h6  1 exd6 �g8 ht wns after 1  .cxd6 2  'c6 13 e4)  dxc7 (2 5? cxd6  3 c7 c6 1 4 xa8 6 5 x6 axb6 1 6 c h a sht edge is aso posbe) 12.c6 3 5 5 Vitolinsh Douls  983). w afe 1 4 xh6!? h6 1 5 d6 W 6 e4 were en o rds vng ite a ce ed. This of cour s not all du to  d3, bu it ds cnm  ts a vable opon for hie 7..ie& 8 d5 icB

Here we ass 8 . d7 9 00 bS 1 0 d3 g as a bt eter for Back 9 00 ig7 1 0 Ae1 lB

and now: c ) 8 e2 4 9 00 xc3 0 bxc3 x (J O_c6 1 1 c4!? as ves ie play)  1  g6 2  �8 1 3 xc3 hS 4 1 d e psion was a complete mes n rnande Romro-Ands, evie 199. c2) 8  �g8 9 3 e4!? 10  hs  sronr n 1  xe4 dxe4  x c6 wth an advan or lack   ean) 1..xc3 11 bc3 c6 2 xe4  13 xe4  wh a coplex son, UzG, Clchy 998  c 

Alteatively a) 6. 7 f4 We8 8 S lks ve  us for Black, for exp 8.dxe5 9 eS   c4!? xc  1 bxc3 w he i l  g? 2 0 xd  exf6 � 4  mae ) 6..7 7 c  8 xe+ e6 9   10  e 1 0-0 s played n Vt hikaev Fnze 979. Now after   .fd7  2  xeS 3  �g8 4 W ie would have a song ack. 7 .c +

 d3!? s anothe possibiiy fr exampe   g 8   9 S  (h pw in 9 ... de5 eads t a disaster after 0

1 1 e5

 1 4 reins he pece but  e atck dssipes after 1 ...�g8  2 eS dxeS 3 fxeS  14 d6+ �h8 15 e6  6 d7 (6 e7 xc4 7 x+ x 18 dxc7 c6 is ve uncar pay but we do not nk ck shod  hs) 6.bxd7 17 exd7 Wxd7 18 xd7 xd7 wth a dwish ende PovGrodensky, csndence 983 1 1 dxe5 12 d6 i 1 e5  14 xe8 lxeB 1 5 dxc7 6

Afte 5 ..c6 6 S ac8 7  xc7 18 W£4 eS 19 e4 c6 2  hit mans to nere ha 1 6 4 lecB?  sad dcion  Aikev w proaby

afrid of ghos such as b5-6 t would have n ter to eave a rook on e8 . 97

The Peo Deece

ac8  d bS 8 a  9 c  20 aS  w an una nde 1 7 b3

I  d  mpe ad n AfL   bS?   3 5 9 eS Bac poon p 1 7 e& 1 8 b5  8..5 i a wea mve 9 + �   c8 2 e5! L  e and te ha a hu advan

29 f5 f6 30 e7  8 31 S  32 •d6 g7 33 d4   1 g5 35 a7 6 36 7 e& 37 b7 f5 38 e3 g3 39 g1

Ae 39   4  3+  �g 2 lac ha ell ataing cance. 39 a4 hf6 41 • 1

Game 42 NovozhilovRaesky oo 1983 1  e5 2 f3 f6 3 e5 d6  f7 f7 5  5

me ha ven th t  the mt et g ne o e Cae Gmb 6 d5

19 f3?

fe the on 9 c �8 20  ac 2  c 22  lak un dted foc pomie e om nd f d.

   mot only payed move b  + i woth onden 6 .d5  e5 d6 8 0-0 e 9 3  (myb 9 .d 0 d S  1 d  whn we pfe lak  we in      dc5 cS  2 �  d6  3 b5    5 a 15  d   xe  e6  t a tcally my pon tl nmov Hao 

1 9a1 20 e5 8 21 a1 7 22 

Vton cod ave offeed b  anc wt  c3? b5 23 8+ � 2 + � 25 .  Kaee and Petev ve e ne 25. 2 h+ �e 2 g5+ wt a aw but a t on 25 .bc 2 b2 d we l  ev Bck can pay fo a w 22 d5 23 g3 7 24  n 25  eS 26 •e5 5 Ao on  2.b? 2 5 c5 28 e c 29 h6 f    wh c

advanta f Blac

27 ?  28 5 h5

28.h5?? 29  woud v te end 98

6 a5

Afte 6 7 +  have o poi  a d5 8 S+  no  only p n; 8d5? 9 d5 b l ve n fo Bac 9 +  1 e2

3 x5 Fourh  n Ffh Mov Aniv

5+    xS  00     0 ad8 s u) �  

d o ) �?  d d6   f ad8 16 d   b x? a msta hu a ws aady  ub) 8  Wa  •b  0 b? 0 d nls w< 0xb  f xf     b ad h s w g VolshRasy, Narzhy Chy 8 ) .  S S    I 6 b  ad oh has  dd b  6 8  �6  00 :

was os o os  hohov Duba (rap)  b   d s aso  b) 0 ?     �   �8 ad w do o h h is ouh ompso, for xa     Wh d  6 6 6 d   b + 8 �h    x �  0  '6 wi a  d for a, V[ lhDauov M 88 b) 0 !?   1  (  ?  awadd  ! by Foos ad Haa bu afr  dx  W �   d  f6+ *f6 h h o ompao)   � wh has or  sds

7 c xc5 8  •5

8•!?  b Wa 0  6 is a ssb rommdo  sms o hav fus   iiv 9  6 10 x6 Wx6

b) � 0 W 8   S  I  W6?)  S     x   ?   �8  W W6 s  r,   sl s pry old her 6  b b 6     h 8 d �8  n S a  99

h Po c

1 0-0

 e2 h ao  plyed e7 12 g4  this and Blacks next move are not scy necessr)   xc? 14 bxc 6 th  ve nclr sion Zelnsky Vlchok corpndenc 1988 1  1 2 f4 Ad

12e7 1  e2 a6 4 b  i  pty mesy  pus me  shov  uld pbbly ch   Blck

i his n The snger opon  14 g!? and n a) 14xe4 1  4+ W 1� e7? 16 e1 is als unce) 6 ' We 7x4  xe4 18 xe4 .7 19  nd te posin continues to be ve ut o ss b) 14dx4  not  g 1 'e2 6  � 16We7 may el  an i prveen) 1 7 'h Wg8 18 6 6 19  BekBry, Polnd 1992) N r 9 ce7 ht els?) 2  x 21  Wg  •g  2 x+ �e8 24 'e Wd7 2 xd hte has srious atckng cnce 14 7 15 g5 c5 16 gxf6 xe 17 1 d4

Stnr than 17 dxe4 18 g7 W7 19 +  hn Backs kin i xmey inec 18 fxg7 gB

1  g4

is i  riky n is me by a ng counter in te cnt 1 a W 14  c7 1 d ves te te inave, even though he sion is pbbly still oky o Bl ck ever perhaps  'h? ves Bck e ter chnces

18Wxg7? is iner Aer 19 6 W 2   21 e dxc   �x  bxc Backs supeort is not  c as i sold 

1 d5

19 f6

hi eds nohere hite n se o� a ile  19 s x 2 exd x 21 ' x  x xg7 or g7 2 6+ �h8 Alough Black is bet th m i n toall decded 9dxc 20 e2 c5 14f5?

is elminates te chncs  inve 1

Alo son i cxb2 21 e1 'c x xJ 2 xe d6 24  e6 2

: j

3 5 Fouh d Fih Mo is

b b6 wh lak  a k up   n  f5 cxb  f1   5+  4  + 5 5f+ Wd6 6 *g  7 xe xe  xb7  9 f7 f+ 1

 We eed aue    31 1322g7. ame 43 Kholmov-Belousov orky 974 1  e5   6  xe5 x

2 b6 186 1- m-Phbala, Ga 22 4 e e7 5 x d6 6 d4 dxe5 7 dxe5

7 eS?!  a ake oie 7...e5+ 8 dx5   3 (93? x2 10 d d7 I 1 4 6 12 bS d8 13   ll baly e o We) 9..d7 0 4 (0 4 00-0 1 d2  2 �eS e8 ad lak  a la equal  Yuuov) 0000 1  e3 6? 2 Id2 (12 xa7 xe5 3 e5 Ix5 14 d4 :8 15 d2  v Blak eou h) 12 e5 3 e5 Ix5 4 0-00  5 d3 d3 a lak  o  peeb K-op eke Bude jve 1JS 7 6

h mb/e mve i mpl d 37?!  ao p 4 4 (a dee ale ae  4 !? Ie4 5 �e2 dS 6 0-0 �e6   •6 8 d3  9 I �d6 to  h Whie ha a lea ada} 4d6 e 4 xe4 5 3 d 6 0-0  7 �xe4 xe4    9 e Wie ed up a pw aha) 5  xe4 (SIx 6 �e2  7 0-0 dS 8e1 6 9 3 0-0 tO Ig5 xe2  1 xe2 o ve Blak a e adhe) 6 e2 �e7 (or 6.� 7 4 2 8 x2 x2 9 a3 �e4 t bS Ia6 11 S wh a aaa  t   lak pee ae pive) 7 00 00 8 48  3   d3   I h3 6 2 e  13 gS Whe ha eme m   h a dee plu) 3..b4 14  x6 1 e4 e 16 3 aS? 17

8 b

 We k hi    e le vel a) 8 4 g5!? 9 S (9 3?? !   e2 4 ad Blak wQ 9.d7  d2 7 1 3 000 2 00 xe ad Blak ha l uivd h o b) 8 ?  iee 8..xe5 9 xe5+ Ix5 1 4 (1 b b4   3 aS 2 4  ad BLk hol i w) lOd6 11 3 d 12 00 000  e4 6  4 xd6+ d6 5  h8   d4? 7 7 a4 ad Whe hd e adva F   edm VaiukChkh, Mw 97S. 8d7 9 c 00

Ae 9.b4?! 0 4 aS It d3

11

h Po Dc

h  is a paw p o noth g

 sa    1 3 W4 < 8 14   it has a  ig avan ge U , it is v i  o  n a st s h a sa i  T s, a ng w th h a sth   at o h iea n o    ho o k h  isk 1 7 4   5 •as+ 7 16 ad1   7 xb7 e6 18 Ade1 e7

18 8 os s o 19 x 7  8 2 g3  21  + . 22  a3  23  3 oU ow   1 19 c5 Ab8

19 7 is    th  nt 2 x 6   6 21 x 7 �   7 g 10 0

20 a6 d5?

A si p wa to p is  .4 g 1 1 T is   es o A e 2 W 21  a4  g3 11  6  6 1 2 3  g7 s n  a � 22 7 �x 7 23  1 ht has v 1 g7 12   1 3 h4! wih a  a a  han o g t h  is s on 21 a g5 22 e  2 xe7+ vana xe7 24 f4 f6 25 fe1  0xe5  a6 11  4    2 s  6 13   g .g   14  4 g s hi     han s w 11 x 6 x 6 12 W '7 3 W4 sho    o    e

1 1 .x7+ �x7 12 'a4 a6 13  W  14 Wa so p v s t  th n e 1 1 xb5

O 1 1a6 12 s 12 .xa6 . 6 13 W+ .7 14  6 with a  p  on  o ov) 12W 6 13 �4  14 .7 �7 1 W£ an hit  s h  na  v  12b5 6?

Missing a han      12a6 13 4 g6 1 4  1 g7 1 1 8  a k wo  aU  gh 1 a7+!

T is t p g sa  no s i  n

12

26 e7

 o g a wi n n 

26xe7 27 e7 Axe7   f5 29 •c5 g6 0 gxf5 gxf5 1 xf5+ Af7 2 c5+ 8  Wg2 h5   6 5 g5+ Wh7 6 a4 1

3 x5  Fuh d Fifh M v A v

ua  c hs n undesmted by her, nd Blck shuld c cely her. In Game 3

Alkhn plyed nsticly t defe Rinovich but the  scce h 5d5 is dui us 56 is quit ssive but Bck s  e n he ve  quLing he e m ulr nd shr Sxc 6 dx �7 nlly sults  ie sie cng nd  gh ih mutu chces  sies wy  lc  u st 5 e2 is i Se7 6 d 7 �g5 x2+ 8 J2 d7 nd 9h6 g th simle  g7-g6 or he extend nch ( g75) T cnnun 5 c4 is re chllenging  5 d u Blcks ly  me 7 demn Mes t i's lso l hess he me 5 d is y se r Bck Hwever h  1sins  que untyicl nd hv nt n sudied ve much e crice  x5 d6 4 x dses cnsidn cs it hs n shn t i is nt sy r Blc desie he ex ice 5 d e8 in cnjuncn h ther  g7g6 or  d6 5 seems t e mising r Blc wle 5  c5 nd in cul 6 dxc5 6 7 J c  8 Jxe6+ Wxe6 hs n los i vule ren Of cuse he resence  e blc kng in he cenr us hgher demnds n Blck u becvely sn Blcs chnces   ble in e Chne Gmbi ter xe4 4 e2 e7 5 x4 d6 6 d dxS 7 dxe56  hs ee cts l hs  lsnt chice een 8 nd 8 b5   e5 2 f tf6  txe5 d6

3x4 Gam4J

4 t

   Gme 40  x Wx 5 d4 ( 5c5 tn4 5 g6 Gm41

x 5 c (

5 d Gm J 5 d Gm 38; 5 c Gm 37 5 e2 e7 6 d6  5 ( 7  e6 G 5 7 xe2+ G6 5 txc  G4 5 d5  

5 d4

5 c3

7  g 5

13

CHAP SIX  4: T M L

1  e5 2 f f&  d4 x 4 d d5 5 xe5  d7

n s chaper we bn our udy f 3 d4 he i sysem. 1 e4 eS 2  f6 3 4 xe4 4 d3 dS 5 xeS is one f the key lnes in the Peff Defence. Havn placed hs knight on eS Whie obans a symmcl sn wh an ex em In ths hatr we lk a Blacks man choice S7 he auhrs have pecial feeing toward the lne wh 57 In 199 in Voronh a small bk  pas)  publihed in Ru ian unde the le A Fashiotlb Vo 1 e Pe D.  wa ur s seriu jint wrk... In his  correpondence theme u nen devoe o e Peoff efence (19293) Alend Raeky faced the foUong problem: hw  iniate a compl caed h after 3 d4 xe4 4 d3 dS 5 xeS. At ha e he main connuaos were S..d6 an S.e7 Hweve, in th lines Back ony damed of 'ean of Whies atack and aann a aw Bu Alexander had a nn ei for ome thn 'sha and ineresng n arch f he acv wn le efer  ler Te omncien fmdbnch infos us: afer s .7 whch wa layed in he Ba-hwalter mach (196) ite "aily 4

 by mens f 6 e2 e7 7 f4

Uwed by - and e Te Black Ay leader cul harly expect ha many years later his idea wuld rse like a henix fm it ahes. p  he 19s S.7 had en a ead nch n th srdin ee f he Per efence Hwever the yar 19 pv  b a ccial moment in the ho of he vaiaon. In he ilbu urGM touna ment, Len cce a pa for cuner play and th bishop pa anst Kaov l wl champon a he me wih 6 2 xeS! 7 xe4 dxe4 8 xe4 e6 9 xeS 7 (flng h gme nzickeRogff frm mstrdam rer  he year). he Danish GM coul harly have hp fr eer publicy han he ceived afer hi impressive wn Playe arte to empy s.d7 a maor touamen an now li s Blacks main weapon anst e teiz syem  3 4 At peet amo all the ches elite, player such as amk Anan Mozevich vanchuk Ponomarov an Kasimdhanv  advaes of 5.7 T man cnnuaon is 6 xd7 x7 7  (ames 55. lack has a we chic een he m 7.e7 (Game 55), l queen lun  s 7f6 (am 4) or 7.4 (ams 49), an he fahnable 7 .6

3 d4 Th M L

(Gam 58 is on of  numus scvr ames -48) At h nd of h 20h cenu, h sha is by or  on of  most cave st lin 74 8 c4 0-0-0 9 c5 5? (Gams andmastr i  world Ths novly l 52) had ben holy dbatd f amost to a quick and amusin dw by pual w decas  amazig fo such a qut chck in ZtsvKaov Lnad 966 ning Even th pesntavs f e aft 6..e7 7 xh8 �3 8 d2 xd1 9 hes bu mond ike Kaspaov nand :  10 xh7 4 1 4 x4 12 lvanchuk Judt Pol parcipated i thse  d8 13  ix yas la u tes discussins Despit he statisics nd roue Blln by mploy 7 e2? n in Whis favu w liv ha he  8 h f6 9   1 h4    ssibils  impv Blacks play in l xgS! xg5 2 f4 w a mang atc But is is t  to b  and Gam 58  main nes  e3 1  ,  c3) At he inn f h 2st centu  demonstras Black's suio opons 7.d6!? is in the limeit (t is susin 44 w e hoy is dvping in the above SvidlerPonomariov nnd bk of 1990 w v onl n efnc ut of 78 to th thidat' mov Moscon'  7.d6)  e py yical 8 c4  9 x5 cxd5 White s a h cossroas: h can 1  e5 2 f f&  d4 xe4 4 d d5 a i 10 �3 xc3 11 bxc3 00 2 5 xe5 d7 6 xd7  (Gas 45) or h immat 0 ix move alaves fo We will  h5 (Gams 6). In h ca Black has cnsidd in Gams 5658 anable play. 6 xd7 7 0-0 d& Nwadays Back is nt afid of h tc a mov 6 2 (Gam 56) intending  se h in aong the e; in fact Black even ks fad to it xtiv pacc has vn la the pawn sacice aft ..xe5!? 7 xe4 x4 8 xe4 6 9 x5 d7 is coct; asy dvlopment  bish s in  opn and awd sion of h wt que ct enouh comnsaon fo ack.  cca connuan 6 c3 (ame 7) oss he kniht on 4. But once all u khts have en xcha (6 .xc3 7 bxc3 x5 8 dx5) White is unlikly to This is he sold alaiv o 7 .4 hav an advan du  his bkn pawn whch is discusd in ams 5053. T ss ucur On h o hd abbi mae common ptions for Black ar sdi in al h 6b 7 00 xc3 8 bxc3 xc3 9 ams 555.  rovid Wte wih a danrous ia 8  iv so  Game 57 is h unipessive 6 c3 fatus in Gam 48  which was oftn played n  list sc&  ays of 5.7. Black has asy pay afe 4 ansss to 7...h4 8 c4 6 ..x5 7 dxS �5. s e notes to Gam 49 whl  9 Finaly, he unxcted sacric 6 x!? cxS %8 10 c3 4  3 xc3 12 bxc3 5

Th Pff Dfc

h3 3b1 vou e  Bac hs no sy y t  hs pwn bck. 9 cxd5

Anohr opon is 9   n a) 9. 0-0 10 s   4 xc4 12 xc4  3 gS h6 14   xf6 t 5 xf6 f6 is  for Back Afer 6 fe e6 7 4 7   e6 9 s xc5 20 xc5  2a1 W he play  e aged a drw in veshnkv Mkhalcshn, Kubyshe 1986. b) 9.xc3 0 bxc3 xc4?! (ack coul sll ns o h man  w  0.0- 1 e+ 7 12  e6 13 e7 xe7 4 4 00  S a3 6 e6 fx6 7 e and e  sme pssr ho Hbne jk  Ze 986

4 xc4+�h 5 g •e 6h4os a bi er for e) 4 b? x4 15 xb7 xc4 6 xc4+ xc4 He he play  e aeed a raw in VelcRab, Berlin 999 Afer 17x7 c6 hie is force o pay he advenuus 1 xg7 Wxg7 9 b2+ eS (9.Wg 20 g5+ W 2 + We  e6+ W<8 23d ks very an  rous for Black)  xe5+ Wg 2   whn he has subanal cmpnon fr he exchange. 1  c7 1 4 d2 

9  cxd5 10

1 5 c2

e man ave s 0 s  se Games 4647. 1   xc 1 1 bxc 00 1 2 5 f5

Ts s e mos sold move  n scce wih 1 is consided n he nex me. 11

Aeavey a)    Wh8 s ne for lck for ex ample 4 f4 c7 15 xd6 d6 16 c2 e 17 e c8 8 h4  9 h5 Wg7   g3 c6 2e :e  Wd6 23h bS 24 b3   eul cances Gakn-Maca Isanbu 3 b) o sng is 3 c4f6 (3.dxc4 1

My h has a bgher  afer 15  g3 for insce a) S . .:e+ 6 :e aS 7   a2 f4 xf4 19e77 20x a+ 2 Wg2 Wx  xf4 wen h s consid  erbe acy fr his pawn d Blac need o defend pcisy  survve b) 15. 6 We4? (hs comng d cps up ore n once)  c bS 8 a4 a6 9 h6  20 xe4 dxe4 (20 e4?! 2    x  23 xa6 bxa4 24 c4 and he s n compen  for he xcan) 2 e3 c4  abS xbS 23 f4  24 eS and i ks ke he has a sgh e, Ponmiov Moevich, Moscow (pid) 22 1 5g6 1 6 f4 1 7  7 x4? e4 1e2 xh2+ 9 �  (Gouv) ves Blac a sr ack 1 7b5 1 8 f4

3 d4  M Li

1  .x x 19 ' .d ofr Bc pnon whl 18 .h  9 b I  i u unc  xf4 9 gxf4d6

9 xf 2 .x  21 xf x i o n for Bc bu probb u  w 2 xe4

Whi no onr h  chic En o bj h on i pb u Wh m i hrdr o p

 b 'x    i probb br houh c h l th chc 36 Wg5 37 le2 4 3 lb3 x+ 39 Wg2 4 4 lf2+

Or  b 'c    h nd B win

4�g5 41 lf7  42 4 Wx4 

lx7+ Wxg4 g3+ Wf5 -1

ame 4 RublevskyValejo 

2 fxe4 21 g3 lxf4 22 b1 d7 23 f3

Od

 h b 2 c  25 cxd5  2 b

 2 b xd 28 b (B i n inrin poibiit or Wh who h  cunp o h own 23  b6

1 e4 e5 2 f3 f& 3 d4 xe4 4 d3 d5 5 xe5 d7 6 xd7 xd7 7 - d&  4 & 9 xd5 xd5  3 x3 11 bx3 - 125 g6! 3 xd57

A wr opin i 2x? 2  b 2  . 2 5  2 'x x whn Blc h n comp ui 24 le3f6 25 f1

2 b2 ' 2  h i u ccrd in  ou 25 g4

h crc dr Wht poion 26xg4

2  .x 2 �h2     29     h i o dicouring f Wh 26xg4+ 27 fxg4 g5 2 lg3 b5 29 f2 Wg7 3 Wg2 a5 31 lb2 b4 32 x  33 3 1  gb3 �& 35 x d1 36 2?

14f3

 m h th x mo i h mo dnru fo Bc hough i no h 7

h Pff Dfc

 n aace pn In   ha red sonst s 6.eS! 17 f4 (7 dx5 %x5 a f her movs he: 8 .f4xd5 9 .xc7 xd3 favou Back a) 4 h3 ds no appear   danous sih) 17 .c6 18 c4 b5 19 3  d7 for Black: 4e6 S W xc3 16 b 20  .g3 2 g wh cplx pla (afer 6 .h6 Black plas 16fd8 17 .g peUeer-Mcano  996 c2) 15 h4 .6 16 • •xc3 7 • . e8 18 .f6 . 9 .x x 20    wth equa chances) 6xd4 (6.xa2 17 8 .x x h a al spit: 2) 9 .e4 98 20 %fd  2 xb7 xd4 18 .b2 f4 9 •xf4 .xf4 20 a fd8 21 .f .e6  xa7 c8 is ac a 22 hS  d6   xd6 %xd6 24 eve acco  Beikov) 7 .e4 We5 8  .xd5 xd5 25 c7 xh5 26 5  27  g3 .xh3 19 .b2 e7  fee8 2 .c2 xb7 hxd5 h a dw n utovsk (or 2 b7 xe+ xexe   rdman, Medein 996 c22) 19 fd WaS (9a8! shou   . 24 •c3  25 f4 2+ 26 .g2 .eS 27 eS .e4  e6 x 29 h3 xb2 30 ne; mabe  conues wh 20 .e4, as x x 31 xb2 h a dw Bikov)   .x! hx 2 hS leads o a dw afer 2  S  Jb3 (GGuseivBeliov, 2h5 2 5 �h7  xh g7 24 ush 2 ) ow Blikov ves he  h7 25 ac    .e4 Wd 21 foo e as e mos na wa  en xd8 d8 22 d5 te shd have a th me: •     .S 24  puU here) .   .x x 24 d6 7 xb 2 h2 W  L x 27   d  ad1 g7 2 1d3 f6 2  �e6 28 e   ! wih %g  viakovYusuv rninn 994  check  a ve acve variaon b) 14 h4 .6 1S  xc3 6 .h6 14 xh2+ 4xc3 5 .h6 fe8 6 6 J  17 fd8! 7 .S (17 f6! . 8 .x xd4! ad Black s te) 17 18 fd1  .x %x 8 .e4 s pfeble for  as  . (18xd4 19 .e4 •e 20 3 c8 so lack canno e himself sil Back hs seems ne) 19 ac •a 20 .f6 a6 21 .e4 comnon for he exchan aer  .d5 2 "g4 .e6   •f4 J d5 24 c5 5•x4 16 Jx .c6 7 h3 x bu Wx 25 .eS th comntion for th h sl has much o pve 1 5 1  d& 16  aw Neev-rban Elis 1998 c) 14 .h6 fe

h a r bnch: c) 5 c .xh2 6 h1 and now 18

16 .h6 Wd8! 7 g38 18 % c8 is ess danrous for Back 1 6   

3 d4: Th Mi Li

Maybe 6d81? 7 g c6 8 d5 d7 19 b2 c8 is ter ost plaes would fe te but is thee aDy an advan? 7 c5 fB 1  .& 9 d5 b5 20 d6! 'xc5 21 d5 g7 22 a3 c3

U gv eal chances of winng 59l5 60 d7 xd7 61 lxd7 2 62 ldB ¢b7 63 a6 xa6  laB ¢b7 65 la1 1 ' 66x1 1 %%

Afte d4  x+ Wh8 24 xe8 xeB 25 d 4 26 Wg x 27 xf ite's strong passed pawn pomises hm at poscts

aJ46 Svidler-Yusupov Bad Hmbut99

23 xf7  �B 24 'xc3 xc3 2 xeB xf1 26 lc1 lxeB 27 lxc3

1 e4 e5 2 f3 f6 3 d4 xe4 4 d3 d5 5 xe5 d7 6 xd7 d7 7 0-0 d6  c4 c6 9 cxd5 cxd5 10 '5

Ts altenave to  c is has oe danus  ack 1 00-0

Ts d s deply unpaant fo lck

lack has atenaves but they aU ap o ve hit he dge a) f6   � (6? 2 xe6 W  xf6 and ht wns) 2  ves hte a slight pull Now a fantay lne ns 2�   g4 4 f4!? xf 5 " Wg 6 xd7 xh 7 �h f6 8 xd5xd7 9 xb6 xb 20 Wxh2 d the endme s wndel fo hite b)  was susted by I Zv

27ldB 2 c7 �gB 29 lxb7 c4 30 e7 a6

30xa2?  d7  2 b4 wns n an instant 31  b5 32 2 ld7 33 le5 7  3 c4 35 a3 lb7 36 4 e& 37 a5 6  ¢ lc6 39 c5 �eB 4 e5 ¢d7 41 6 f5 42 f3 5 43  c2  lxa6 lxg2 45 la7 ¢c  c7 ¢b 47 5 lg3  f4 lf3 49 �e5 ld3 50  4 51 aS 3 52 l7 cB 53 7 

5 8 h2 54 a6 is a sile n

53 �a  d4 la3 55 b6 d3 56 c5?

56 a6 intendng xa6 57 d7 would ave won 56 c3 57  lc4 5 d2 lc5 59 f&?

5 We4 S 6 xh5 5 6 W woud

Now ht has e folwng opns: b)  xd5 c6 2 bS 0   ( c4? xh2! 4 Wxh26 ves ack the avanta) Lb5 4 xb5 xd4 and it is hit wh has to pve Calty b2)    2 xd5 c6 lks lke enoug compenan f e awn t us 9

Th Pff Dfc

r 13 5  1 a6 lak i o our n but now h simplt ouon is 15 15  hx 6 !? (oth ts tua hk) 6xa6 7 x6 0 8 g3 x ) 1 3 (th mt chalngin  x 12 x5 xS 13 xS  (atr 3  1  x 5 x 000 6  6 7 l 6 8  Bak  o to in lvl n onvBaa an  2 ) 1 :  5 S 00 (Bak s not muh wo ar 5 h6 16  .6 17  W7) 6 7 .x7 17x7 Wh8 8 a1  9  wh a plu or hit vhnkov iv oscow 99

 6 172x 8 x •8 with m omnaon) 16  6 7 . (hr t hou onsr 7 x?  8  .6 9 3 h  h3 x3 21  .x  g xg  hx x 2 x w a   YGz) 176 8 S xS 9 'xS � 20 2 xb 2 1 2   3   a8 an a raw wa a in D a a Gonz anta C 2

1 3

1 1xdS

1  a to a raw atr 6 12 xS .6 13 3 x3 1 bx3 Lh2+ 1 Wxh2  16 Wg1 .xg2 vanhuk) 1 1 c& 1 2 5 g6

126? 3 3 x 1 .x x 15  3 6 3 8 7 x3 x3 18 x3 .xh2+ 19 Wxh2 x3 20 3 v t  wnn hn whl 13 h6 8  S S (uupov) s  g r hit Howvr,  b  layab 3 3 :S   g6 5h3 anpos ing to th man m  3 3 T mov rchs  mo al 

n in th 7 6 in 36   .3  i an improv mnt r lk: 5 3 .7 (1Sh5? 6 11

par rom 35   nxt m) Bak has a up o nin altaiv: a) 13 8?! i puh by  x Qs trng    : 5 l2 7 6  h 7 3 x2 8 .x2 x 9 3 g 20 xg? 6 x3 21 x3 .6   ou v hit  t  it  not y to U but no t rva thr] 20.x  a w vanhukuupv n 993) 1.x 5  8 (or 5 6 • h 17 3 •x 18 A •5 19 .3 6 20 5 h som avan) 6 .3 (ao ng is 6 .5 x3 7 h! h3 8 .x8 xh2 9 Wh  h  .xh 6 2 .5 wh wnning han) 6 7  .b8 8  b 19  immaYuuv na 993) an now olong 9 b 20 5 bx3 2 bx3 x3   x 23 x t mpy ha an x pawn b) 36?! is probaby not pauarly   x 5 .x x 16 

3 d4: Th M L  7 h6 e8? (7 h  slh

pin   ee pn 8 d  5? iht   ht ed) 8c5 I x4 x4 2  .e5 Nw  me ln Cnnes 998 cnn 2 6? �h8  d7 nd h Bc s n  2Wc6  3e8 Hwee 2 8 K  'xd8  23 7 W7 24 '  6 25 x7+ We7 26  d 'e6 27 'H  wld he en Plc   n w

I;

17

7 .xe4 x4 8 3 .x3 9 xc3 c3 2 xc3 W 2 'xc8   2 d5  n pcul tesn n d smdzhn snne 999 1 7  _. 18 xf2

i eem   h  pn  p d nt lee n Blc sn e 18xd4 19 xe4 xe4 2 d xe3 2 'x3 W6  'x6 6  4 nd w llw   ll he  he 1 9 f2 x 20 1

Th snt m At   1??  2  .5 22 c .x  �x  Bc h  dcie t whie 2 Wh? x 2   d4 22  .d7 23 e3 s  nppeng 20.xf2+ 21 Wxf2   22 1

14 e3  1 5 a3 a

5W5? is pnh y 16 b x1 7 5 .d5 18 3 when Blc t  16 c 1 

6h5?! i wer 17 c3 8   9 '4 .xc3 dlnn, D nd 998) nd hee te cn p 2 xc3 5 2 'xe4e4  e4   x7 8 24  4 25 d2 wi n  (nnd)

22xb2 e6? is nhe c pility 23h4 +  'x (24 �e1  mt  e

cnncing 244 when hte i n  l  25x4? ' 26 �d2 'x 27 2 d6 w e t lw) 24 .x2  �2 x6 26 .4 w  my ps  23 d2

ssil   e2 cd8? (23  .x 24 xg2 xe2 25 � e7 26 c4  te 24 % e5 25 W3 6 26 � e5 when its nc wheh Blc i  w he   ne n xd3 is   23xc3 %% 111

Th Pff Dfc

ame 47 Macieaozentais Ro 999

�x2 �x4 19 .h6 8  b5 S ' d3 .c6 22ae1 x1 xe1 '   equal chances BhmRibshn Pas 199 b3) 15 �h6

1  e5 2 f3 f6 3  x 4 d3 d5 5 xe5 7 6 xd7 xd7 7 00 d& 8 c4 c6 9 cxd5 cxd5 10 5 0 1 1 •xd5 c6 1 2 5 g6 1 3 3 5

me hs shown h his is Blacks s  aer wich he eems to  abl t count on equalty 14 xg5

Alavely: a) 14 h6 �7 15 .e36 16c3 �6 7 1 �x4 18 �x4 x4 19 4 �xe4 20 .xe4 � 21 D2a8 22f1 7 is q khach
 a rthr branch b31) 15.f4? s an inrsng p Blacks nt is ta aer 16 .x 'xd4  35 (17xb2 18 a3x 19    4 e  uncl) 18 4 xdJ 19 xf4 x 20 Wxg2 h 21    x x hie h me  lms Insa Hlzkechndoff Bundesl 21 cnnu 16 x4 xd4 17  xf4 18 xf4 x4 / b3 158 16 3  a na spl b321) 16d4 17 d1 .eS 18 f4    (19 ?!   .x  21 x6     x6 hx 24  g7 d hi  nowh n nou    piec  Van d tn) 19.f6   �xg5 21 c4+ Wh8  S    xb2 24x4 3!  x4     h6! x3 2 x!  an qu son Njr-Van der n, Rot 19 Te  in s c1 +   xc4  +  3 'x+  3 + g7 33 d8+  a aw b3 Black can s  16f4 17  xd4 18 4  (or 18x4 19 'xf4 .x fe .b1! 21 c �  d1 d1  x1  24  g7 /z ln· Onischuk Biel 1) 19 d1 (19 x ld  a dw r 19 x4 20 1 S 21 

3 d4 Th M L

·  x   4 W av)  I 2 d  2 3 W     4 n  ha a bt o p a

·P ijk aan  999  •x 153 ae8

 ar ld o a dw Or at la  l. 1 x2 M+ 2 1 6 23 3

Uk h a aonabl atav n

2  3+ 24  6 25 � 3  *g  qt a  dw 1 + 24 2 h2+ 25 3? t  to wn bt ay t  o

  atr wh 6 ad  probably   S!? h bn playd a w , or  t ad ar  25 �g + wt a l 6..xd5 7 4 •d (7•6? 8  dw by p h.  + 9 �h xS 2 ad xa2 25e8   i v n an dr ) 8 Cg o    S 9 h xdS 2 a hrv 26 d7? k 4th ahga, Cazoa 8) and Ar  ak Blak wn th a na  B qals ar 2 2 4 oal aak ht ould play 26 4  4  n  a oong  x+? 27 W2  28�d2  29 �   *7 2 ? Wx 24 x3 x3 25  g4 (3 d6? 8+  �b   32 �a  i  nnng or Bak) 3.4  Wb b8 7+�6 Blak hold win  ad1 e7 17 d5 d7 18   32 7  wt a v opliatd on (Maa/ozntas)   •xd7  nh pan  9  7 2 x7 7 26 5+ 27 4 2+!   S  w a ndng a hod b Jmw hDhv Nova G   •xb7

  n a 2 xd8+ xd8 2  x4 h4  4 x4  x4 x4 24 6

 25  d7  �h �  Lb7 K    a a a bkad o  " -wn. I  2.h4 th   Aan Rklghan 998 on  2   g3 xb2  b •d4 24     2  S whn w p h cn huh h pay a dw  xh2+ 1 13

h Ptf Dfc

Macija mst have eithe mssed o mis valad ths cice

b1)  h4 .e6  4  '8+ d8 1 1     00  2 e4 e4  3 28 xf2 xd5+ 29 4 + 30 ¢5 e4 e8 14 8+ e8 15 .e3 4 is 3 � :e3+ is winning or Black eqal  6 12 .g5 c6 3c3 � 4 3xf2 ae1 h6 5 .6 6 161 g7 and t is o pl Back s winnin! no clea whee White has an adv at 31 f4 a vakovPNielsen n 2) 10 c Whte cannot escape  ample 31 �h4 .7 1 e 1 g3 0 12b5  13 :e5 32  �g7 33 c3  34 c7+ �h6 .4 c6 4c7c7 5 .c7 d7 is leel and he i n deence; o 31 �h6 '6 2  vov) d7 2 . a6 13  4 4 :e5 wnning iantl 14 h5   5 h6  6 h4 .e7 7 31 c5+ 32 f5 e7+ 33 h6 h6  / Tiviakvko Wjk aan Zee O 33 � e2+ and Black wins 21 33f6  xg6 g7+ 01 b) e + is a woh aleave ame  ShovKamnik Be lade 997 1  e5 2 f3 f6 3 d4 x 4 d3 d5 5 xe5 d7 6 xd7 xd7 7 00 d6 8 c3

Ts move has en popls b hi ov 8h5 has also en tested a) 8 c6  :e  1  .e4 de4 1 1 e4 :C8 2e (not 2 2?! 6 3 'e2 c5 4 c3 cd4 15 cd4 :ac8 when Blacks de velopment enses him o an inav) 12 'e8 .e3e4  4d .g4 1 5  . 6 c4  17 3 h5 d lack has  compnsaon o the pan e Jn Kaov Benos Ae 2  b) 86 and nw 114

 �  'e2 (0 h4 s ha de  1   1 d8 d8 wih qalit  2 h36 d2   14 �g7 15e5 .c8 16 gS h6  7 .4 g5 8 .h2he8 1 e2 g  e 6 2 1  YzYz Movs siankopian FDE Wold hampionshp  V 1) 0c6 d2 c7  2 .g4 3 3  4 ' h2+ 15 � d6 6 .g5 d8 1 7 e2 (an impvement ove  7 :C? e4 18 .4 g5 1  .d3   20 ae 7 2 h3 ad8  c3 h5 and White ddn have ite enogh o his pwn tovsk-David Istanbl 23) 7 h6  8 h4 g5 1 g3 wth chces o both sides Howeve we cannot se hw Black can eve be wo hee 8  xc3

8h4 has also been ie eg  g3 c3  c3 4 (10h3 1 1  + � 2 '

3 d4 Th Mi Li  1 .f4 e7 14 Jab1

 15 c4 vou

e) 1 t J+ *d8 (11* 2 .e2 9 1 Jb1 Jb 14 c4 dxc4 15 .xc4 h5 16 h4 is  a bi bette or Wte) 12 .e2 9 13 A b6 14 c4 dxc4 15 .xc4 Je8 16 .e3 .c6 7 d5 .d7 18 . h6  9 c4 th a lt plus fr White, KamskyKaov FIDE Wold Chpionsp (Gae 6) Esa 6

3 Jad8 16 .2 ' wth cmnon  Mkhchsh) 14e8 15 Jxe8 .xe8 16 e1 .h5 17 9 (17 'xh5 .x4 18 9x 9x 19 .x£ d2 is dwn 17e8 18 xe8 .x8 1 x6 cx6 20   21 9xd5 9e7 ad Black has play fo e pawn PavlovicMiacsi  1999 1 1 b6

9 bx3 0

A cen  in ths n connud  6 10 b1 :b 11 9h5 c6 1g6 12 h6 *d7 13 .g 98 14 4 h6 15 .f6 .7 1 fe1 ls slghtl ter fo White) 1 .g5 .7 3 .xe7 9x7 1 4 ' 15  *d8 16 g4 g6 17 9h6

1 2 'f3

an no a) 17 *c7?! 18  7 9 x 'd6  x7 hxg 21 '4 x4 22 x4 and Whte nUy convred his pawn i Shov n Sarajev 24 b) Shiov descibed the sion af 17 h6 as the mot scinag he had eve nald Te foUowg vaon is a sum m  eva pe o hs  1 .x 18 5 *d7 1 h3 .h5 2  ! 21 Je5! hx 22 £! 9x  .x£+   6 g 25 * .e4 26 x7+ �c8 27 9e6+ *c7 28 9e7+ �c 2 h4  t   bt btte 10 h5 f5 1 1 1

11 1  ites 11 12 •o  13 :b1  14 4 (o 14 'xd .c6 15

An Whie has oter opons a) 12 c4 xc 13 xc4 *h8  g 9e8 15 4 g6 16 .d3 ae8 17 c4 h6 18 .3 9 was lel in PacFrdman Pula 17 b) 12 :1 c6 (s is even ter han 12f6 13 •o c6 14 f4 b5 15 g3 .xf4 16 x4 J 17 * a 18 J2   19 J   when Bac s close to eqt SAnnd Groinn 199 13 . c7 14 c4 .e8 15 9h3 dxc4 16 .xc (16 x£ .xh2 17 *h1 Jx£ 18 9x .6 ves lack suent copenon  Saov) 16 17 .6 Le6 18 xe6 Jae8 wih lvel pc ShovKamk 2nd ath e azola 18 1 26 13 f4 •7 14 xd6 xd6 15 fe1 

Black ha completely equased In ac, i s White who shol be cel or xample 16 c4 xe+ 17 :Xe1  and Wht  a"dy stg to encounte probles 1 6 xe e 1 7  •a3 18 h4?

At ths move Black s pbly slh y 1 15

T Pff Dfc

tt. Pssbly song is 18 f4 xa2 19 c1 a5 20 c3 bS 21 a1 c7  cxS cS  c2  24 3 c6 25   whn  Whit has o comnsaon for h awn

a)  8 2 x2 9 x2 6 (not 9x4?! 1 1 7 11 aS? b6 12 'a6 with cmnsaon  Ysuv) 10 2 (aftr 10 :1 ! Blac wins a 18 xa2 19 lf1 dxc4 20 xfS xfS pawn  f4? losng t I xf4Q 10..6 21 xf5 c3 11 f4 0 12 g3 f6 13 5 7 14 3f8 21   7   :1 vs Whi an Blac is no wos b)  c3 is als n v son 8 .xc3 nough cmnsaon On int  tha afr xc2 24  Blac ms acqui 9 bx  0-0-0 10  6 1 1 f4 (wha sc t a w  24..h8??  "   l?) 114 12 3 6 13 x6 x6 : wins for Whit 14 a 7 15  'f6 16 'g3 ( 6 22 d3 dS 23 •xc3  24 g3 xf6 xf6 17 c4 xc4 8 xc4  9 b3  25 b8+ d8 26 xa7 & 8  S c6 wih a lly w) 1 6c6   h4 27 b7 '6 28  * z S? xc3 18 S 6 9 g5 g6 20 S  s also a w bu Kmn cou hav 7 21 3 a3 wth unca lay cnnu layng fo a n wi 26.:4 27 Klovans-Rsy Apola, 1994 b7 h5 28 a1 h7 Not howvr, tha c) 8 g3 27c2?? is out f  quson u t 28 a 27 a2+ 8 28 g3 bS 29 e& d5 3 xd5 lxdS 31 la1  32 la2 7 33 1 %%

e 49 Ananvanchu Las 993 1 e4 eS 2 f3 f& 3  x 4 d3 d5 5 xe5 7 6 xd7 xd7 7 0 4

This s th actv main lin. 8 c4

Ths is th icial mov  alt vs fail  imprss 1 1

an now c) 8h3? ls natul b Wh n play 9  6 (9.f6?! is vn wo ar 1  6  :S! gS 12  4 13 g 7 14 c3! wn Blac is in trubl Pav lovic-Kongvl Bnasqu 1998) 0 : 7 11 S c6 12   h4 13 gS win nin th qun r insucit comnsa on c2) Rf6! 9 x4 x4 10 3  11 x4 0 12 1 hS an th wnng f t light squars ans Blac cmnsa tin fr h wn. 80-0-0

th movs ar wa � a) 8.6 9 g3 h3 10 3 xc3 11

3 d4 Th M L

 dxc4 12 1+ W 3 xc4  4 l3 sould vor hite ) 8.f6 c  met by 9 2?, for aple 9..xd4  O  1 cxdS e7 xd5 2  6 3    5+ WgH 5 xd5+ 6 16  is eat  ite) 12  d6 (12.xd5 3 c 6 4 g5 vs ie a ve sg ack)  gS h6 4  xd5 15 c c6 6 2 d8? (ZmasiCsoa un 99 and now 17 xc6! bxc6 18 xf6  9 4 is a nce wn. 16..e6 is sngr ut acks sion is s unenviabe.

t ack in Rubvsky-Ngun Anh Dng, Mocow 2) 6 £ hS 17 b2 4 wth aonabe countla 9 g5 103

her opons  b cusd in Gmes 5152. 1 0g7

9 c5

9 cxdS is ess cric Black connus .d6 0 g3 10 3? x3! is simply t ous) 10..xg3 11 g3 xg3 12 'c2 xd+ 13 Wg2 x2 1 Wxh2  15  '3+ 6 g2 xd3 w eat coun ay for h piece 9 3 i also not to be feae

The st py e alteaves hav no n succssf: a) 0f6? 11 g3? 'h3 (1 'xd4? 2 c6 is a we-known ick) 2   13  xg2 4  g2 h6 15 f4 g7 (or 15.e8 6 fxg5 hg5 17 3 3 18 xe3 e3 9  wi a ca ed) 16 3 f6 17 g5 hxgS 18  and it as a c advan TseskokyGagosvi, K nar 1997 b) 0.?!  xd5 and no b1) x? 12 x£ xd4 3 xg5 we  tat hite soud pay 3 c6?  xdS  cxd7+ xd7 15 d2 4 16 c lck can pLy he foowing:  c5 17 Wh1 xd2 1 e6  a clar a) 9..f6 1 cS e7 11 e3  2 f4 d) 13.xc5 1 3 1 OI? c6 5 lks  d for hite xd8 xd8 16 x+ W8 17 l x£+ ) 9d6 10 3 x3!? 1 3 xg3 12  x£ x£ 19 Wx£ xdS 20 xh7 2 'xd+ 13 e3 xh2 14 Wxh2  ks eat r te) f 15 xf4 h  1 + 16 W£ d 7 3 dxc3 18 16  xe3 7 x3 xe3 18 e2 x£+ c e6 is equa accoin to Yusuv and 9 �h de8 20 c2 d hite had decnt bnr, bu t f4 may be ttr fo te chances to  the endme elb  c 9.xc3 (the siest) t xc3 dxc   cedr Tohavn 1987. Evn , hit c4 d6 12 f f6 13 dS c6 1 3 g5 sould pnsh Black r t vians    6? but not 15..'6 6 'a a6 17 on move  or 14. J S 8 d2  19 2 and te ad b .6 also ds not work afe 2 117

Th P Dc

3x4 (o 1.7 13 h6 14 x4 4 15 .x4 x4 16  an Back is in ubl 13 .38 14  xcS 15 L .6 16 3 c4 17 .xS  18 .x x6 19 .3 and lack is simpy a pawn down, Glksky  a Zillr 1993 1 1 3

his is th mos crical n f Back  Ohr opns ar fau in th nx am

uncla 2  7 21 6 Wa  xc6 Wb 2  Wa8 an now ; h dw by a chck th 24 c mih mak sns as af 24 Lc4 247 th  cou  ihr ay b) 13  14 2 wh a r bnch b1) 14.c6 15 .xc6 (5 d5 .x5 1 xS c6 17 'a4xdS 18 xa7 f4 s uncl accoin  Vadmi  i has pb  s lopi 15xc6 16 .xS x4 • 17 •c2 5 8 3  hit som ad ana in Macijafanoa ynica 99 b2 14f4 15 5 (afr 15 f4 f4 16 • c6 17 + �8 18 S 18 xf4 xd4! wu  a nasy suris 18.xd5 19 .xf4 f Black has xcUn comnsaon for h awn) IS h 16 1 �b8 17 6 cxd6 (ncibialaim on 991 an now a 1 xd6+ •x6 19 cxd6 .4 2 f4 f4 21 d8 lack n · happy wi is cunay 1 2 x

 ol lin  12 xdS h8 no ssibiliy i 11'h? 12 x4 (12.? 13 x4 .xd 14 . and (12 x5 h8 3 c3 x 14 x i wns Olason) 13  (13 .x4? .x4 h a cla d fo Black Yusup x4 14 .xS c6 15 x8 .xdS 16  12dx4 13 .x4 xd4 17 c 3  ack a cisi aack 13 14 3 (4 ? xd4 15 1  15 x4?x4 16 xS xc3 17 bxc3 2 an ack has    15.4 16 x  17 x .x 18   19 x4 . an lacks matri ins  i h adaa 14.6 1 1 3

an h Black has  choics a) 13h3 4 '? .xf 15 xb7 �b8 6 .xS!? (16 Wx xd4 7 h4 '6 1 .xS  19 .f4 is ry mssy 16 5 17 3 .c4 18 W aS 19 'S c6 (19b7 2 c6+ �b8 21 x5 .xd4 als 118

3 d4 h Mi Li

ad nw a) 1 c6 s risky 15 x4 6 .2 hS 17 x7+ b8 18 A d7 1 9   20   21 e3 .4 22  .xb7 an  was Ulck who ha the aack man Oafss h 19 b) 1 d 2 (also s  xc5? 16  .x 17 x ., w chances fr th ses) 16 .xd2 .x3 1 7 x .xb2 x? 8 xg7 Ax3 19 f A  x5 i beer fr hie) 18 6 7 19 3  h unclear play, Jlan l lwell, pijkniss 1989

cS is equ - Hel) and he Black must make a chice: b1) T dubous 8A7? s m by 19 •a4

12dxe4 13 x b5 14 g2!

nds imprvemen ver a peous m ains vanchuk  with colu  ith 14 . h obvous s  w abu losing th chn; the ack is much m mpn and ack h n y o foc exchans Te aee  14 .xg5 4 a w:  1 3 Ax4 16 xb h6 17 .e3 h4! 18 Afd1 xh2 19 l   �e 4 h 21 a4 a6  c6 Wb8 is un r 21 c6 Ax3 22 e3 'xg3 2 �e2 2+ 24 W I g3  Doma kpian 1988 b) 1  '   '6 16  .c6  b3 .x 18 Wxg2 S 19 xd5 x  . .xb2 21 b1 .g7  lack   ve tly woe) 16 3 c6 1 7 3 .x1 18 x (1 8 .xd4 .xd4 19 Ll

b) 19 b8 20 b  21 f4 Wa 22 .d6 this  ea r e so lcks cn L uneandable) Zx6 23 cxd6 xd6  bS cxbS? 24c5 25 c4 c7 26 t   cla   Hwll) 25 xb5 8 26 b1 'c7 27 a4  28 c  29  .d4  .xb7! 1 G ykjavik 1 9 b12) 19a6 20 .xc6 bxc6 2  xc6+  (218?   b7 23  �c8 24 xa6 �b8 25 c6 an e wns 21 c7?! 22 xa6 �b8 2 c6 8 24 1 c2 25 d3 xc6 26 a7 �c8 27 7+ 1 racekaba Czh Republc 1998) 22 1 'f6 23 'a4 xb2 24 c6 .c3 2 cx7 .1 26 c6 .x 27 . 1+ 28 Wg2 2  � wh a c pus for h - cek b2) 18 h8 19 h4 (r 9 'a3 Dt 2 xa7 x 21 .xl .5  a �c7 23 a h a aw  Yusup) 1 9.e5 20 .x4 .xd4 21 �h2 �c7  c4 .xcS 23  .6 24 b5 4 25 b3 d3  c4 4 and Back esp w a dw van chuknand uebne 1992 14  f5 1 5 e3

 5 3 c6 1 6   x4 17 xd4 .x4 18 .3 is eua  kopan 1 5xf1 16 xf1 

11

h Pff Dfc

16.6 1 a4 ks  f t 1.h5?!  8 xa lxd4 19 l  ld 98  a6! ad wisQ    21 b5 ad h s a vy s ak 1 7  ¢ 18 d1 c6

18.   5!? lxd5  h3! 4 21 5 x5 22 x6 x6 2 6 a  us hi f a d 1 9 d3  20   21 .d3

m va .x4! 23 x4 x4 24   25  x5 wh  f  is 22?

 st s . 2 l4!?  2 5 f4 25 6 ld  xa6 wh Bak  s jus bt bathg 23 b7+ xb7 24 •xa6+ 8 25· b6+ 8 26 •xc6+ b8 27 6 a8  .b5 1 0

ame 50 J.Howe-Maachev Fze 1989 1  e5 2 f3  3 d4 x 4 .d3 d5 5 xe5 7 6 xd7 xd7 7 0 4 8  000 9 c5 g5 10 c3 .g7 1 1 2

21 g4

 a h m Bak ay  r a t som x wth 21 .5  xa6 x4 2 xb x5! 24 x6  25 W xa4 26 lxa4 lx3  3 l 28  lxb2 Hz-HwU Ma· z 993). T o h  wi  dawg a, aug i w k Bak sm m a hqu 22 b3!

1  �xd5 xd4 2 3 x3 3 fx3 s  sm tg f ak aft  3.. (bt  3..�x5?! 14 2 6 1 5 �x Wx 16 x b8  la1 w a has f ht) 4 + b8 1 5 � x 16 lx lh8 w ak has  tay 1 1 3 aws t k  1 �x5!? wh 12 �xd5 �x3 1 3 xd3 Wb8 ks qa 1 1   

22  xa6?! aUw Bak bak i h 12

1 1 .  i a av atv. Fw  12  ak has a hi a) 2�6 1 3 3 f4 14   h6 15 2 h8 16 la >?! 1 b4   8 b5 ak has ay wa hs ha f a

3 d4; h M Li

\ck) 18 �b8 19   20 6 .8 21  �xb7  .x .x 2 a4 wih a  pu Tviakv-Ra, Makhahkaa IK Iad of 16 8?, Bak d  I qc wih 1? 17 xf4  8 £ .h3 9 fd1 h5 2 xh6 .h6, Ku him f raonabl ua ) 12h

13  x 4 x h6 5 .d2 8 i ua Now ar 6 ad? 7 17 .3  8  3 9 c  20 b4 8 lak  ad t in Vidaon ak,  9%

3  e2

 ida f kopia  w  hit who h to mak a d in: 1) 13 ? (i k mo ha  d) 13  fx4 4 x (n 14 .2? x+ 1 5 x  d h am i arad r 14x 1 5 .3 xd3 16 xd3 f6 d Blck ha h avata b f 13   ack hud xcha h 13x td 3 h5? pv  af 4 4 dx4 1 5 .c4 f4 16 d5 8 1 6 .c8  8 xb7 . 9 xf4!? f4  .xf4 ad hit wa iul nng anioKb, Yan Ompiad 1996 3) 3 a4 8 th a nl pi: b31) 4 g3 x3? 15 hx3 (15 xg3 xd4+ 16 �h  f4  7 2 .h3  ack a  ak) 15 16 c6 (6 ? .xd4! 7 xd4 x 18 W f4 i  ad fo hi) 16.x6 17  .xd4 8 xd4  9 � h wih a dw b32) 14  x 5 x f4 6 4 4 7 .4  8 .3 2 19 x2 c6 20  d5 21 .xd5 h6 22 d2 8 with an  din SSv, l 1988 2 f3 f6  3 d2

14 e2

4 .x2     14

ad ow a) 15 ? xd4  �h .5 17 .f v wo i 1 7 h3? 3 18 �1 2+ 9 � .g3+! 2 �3  20 W .h4  208+ 2 �d3 .b+ and Bak win) 17.xf4  8 xf4 f4 9 xd5 H 20 •1 .6 21  3  1 7 23  .x 24 £ 2 an lak had an d i Shraz, Buda 1990 ) 15 .f4 !? 16 .3? 16 x5 h  7 h x5 18 �h1 f4 h 121

Th Pff Dfc

uncler ply s sn) 16 17 xh4 x4+ 18 �h 3 (we prefer lcs psi n fer h sn 18xb2!? 9 xS e8) 19 xS e8 2 x3 xe3 21 fe1 .xb2  l 4 wi n unc enme MssinResy Pubc 992

e8 u c is e e me  sl n 2   22 x7? Nw i is l   c6 bxc6 2 ee1 e6  he ls chnc 22e6 23 Ae e3 2 g AB 25 f5 �dB 26 Le6 fxe& 27 xe6 L2 28 Ad A  0-

t si cus f 29 �e2 x1  Wx1 c6 31 gS xc

Game 51 Kasparovvanhu Debrcn 1992 1  e5 2 f3 f6 3  x  d3 d5 5 xe5 7 6 xd7 xd7 7 0-0    0-0-0 9 c5 g5 5?

14x4+  5 e3 eS 16 2  p g f   5 f2 •xf2+  6 �xf2

6  f4 17 .xf4 f4 8 c6 .6  cxb7+ Wb8 wih uncle ply (usu) is pobbly  bee pn  6f 7 xf gxf 8 Afe xd 9  xb2

19 xc5 2 JeS e6 2 JhS ws cunely 20 Ab d  0 e3

hie hs  cupe f ees he )  g3  11 3 !? 12 e2 8 13  e8 14 4 6 15 3 f6 16  g7 17 2 hS wih chnces o  ses iipicicec,  1995 b) 1 2 xd2 (ls ssible is    11  5 12  x1 13 x .e6 14 c2 f6 1S   16 5 f4 when lc is n ws) 11 x2 8 12 .c3 ( 12 c x4 13 c3 h4 14  e8 1 f4 e7 16 c6!? wih unce py PinsKucynsi lw 1987 ne 2 Ae7? cnnun is 16xc6 17  Wb8 18 Me sen is 2 c 3  c2 xc6! bxc6 19 b3+ �8 2 7 c 21

1

3 d4: Th Mi Li

"hI .6  . b8 2 .xe8 x wlh a mey pon) 1 2 13  Wb8 14  f6 1S d2?  (1Sxd4 16 .3 5 17 a4 gve e  ompensa  1 6 . x 17 a4 d3 1 8 .f4 1 1 9 fxd 6 20 aS W h an plted e oee-y, Canes  994

   

a hod pobly lk efy a  altav t   0 .g7 1 1  f6 nes o 0  l I S?! 12 xS .xb2 13 d2 a1 14 xa  n o ht ) 10 f6  erny a pyable ala e  1 d2 Jg (he mn pot) 12  WhS 1 eS d1 14 :ad1 .e6 S f4 f4 16 .xf4 (6 :f4 .h6 17 o .e i H :e3 e4 1 9  , h a slgh d hod  oned) 64 7   8 7+ xb7 9 4  (Greh- H 1 993/94) No hte od baby have en lghy ter ae 20 e .g7 21 .eS .xS  xeS gS 2



)    eng  e se no falt wit th mov Fr epe 1   f6 (not   f4? 12 e4 e3 13 g3 h3 4 I hS?  6! and lak a n dep b Et-an R 1989) 2  (2 6 .x6 3 x d7 14 g3 h S d7+ :xd7  6  .g7  h sdes es) 12 f4 1  .

and no  h 4 b Wb8 1  e!?  1 6 eS eS (Bk hold play 16.xbS 7 hS hS 1 8 .xbS  19  .e7 20 :e  h a lghy ore poson) 17 dxeS hS 1  .g4 (KhaResky, pek 1 993) an no aftr 9 6? bx6 20 4 Wb7 21 b3 Bla' oon lk nomftable  13h6? s ronge 14 e?  (B no ha he na) 15 6 .6 6 . W8 7 g4 .d6 8 •o g7 9 e2? ( 19 .h4  er hogh B's on n peble ater 1 9  20 gS ) 19 hS 20 gxhS JxhS 21 .h3 h8 22 W &4 an la a loe o nng n erneaesy Cappee a nd 1999 nstead of 4 e1? e sho play 4 bS Wb8 1S d2  16 aS .xbS 7 xbS (bt not 7 .bS??  d a has a nng ak) 7 6 1 8 a g7 h han fr h des 1 1 2 7 1 2   1 3 xg5

s eas to a ghy dll on b n ha  peerabe or Ba 1 .xe4 :Xe4 (3 e4 14 gS g6 1S dS h6 6 6  o reay mesy) 14 gS g4 1 S 4 (S   6 Wg2 .h 1 7 Wh 1 .g4 d Bak s) S h6  6  Jg8  rny vey nlea 13 •xd1

 3.?! s ngly et by 14  gS 1 S g4 h6  6 . Wb8 17 .f4 an 123

Th Pff Dfc

i is dman   1  lfxd1 xg5 1 5 .xg5

27 .e&    29  a5 30 b5 .b3 31 la1 �c8 32 2 h6

25? is al    Wd  d 7 5 .2 x2  x2 6  d3 x 3 a2 d6 9 xd S ad Bla suld e ka 3 We2   2 �e7 35 .c2 .c 36 1 d3

 m ul auk uss  pa u   sud  ak   36  .d3 .b 3 4 d6 39  4 4 4  4   li  f  (Kaa) 37 .d1 8 38  .a2 39  lg6 4 g h5

1 5.g

5.xd 6 6 .6 7 x7 Wx  S A 19 Axd4 AxgS 2  is a  ulas f Blak 16 ld2 .xd 17 c6 .e5 18 .b5 b6 19 .h lhg8

 4.d6 41   I 42 3 a i a a a ada 1 f hx 2 f5 ld6 3 g .d5   �g7 5 g3

T  9 4 2 g 7 2 .a6 W 22 a4 uld  daus f Bak (Kasa) 20 .a6  21 .g3 .xg3  g3  23 ld ld6 2 lc1 .c8 25 .d3 25 x is a  v 25x 26 4 a6 27 a4   S ad i as   su 25 lg? 26 g .xg 27 f3 5 6?

Ts ls ad uld  aidd u S.a2  4  4 3  al i f i  lh8 e5 7 c8 �  c7

6 9 d7 lh2+ 50 1  

Gme 52 LastinNajer Elist 2000

27 x7 4  3 .6  b3 dS  i Bla ui ula (Ka

v. 124

1  e5 2 f3 f6 3  x  .d3 d 5 xe5 7 6 xd7 d7 7 0-0  8   9 c5 g5 1 0 f3 f6 1 1 .e3

3 d4 Th M L

xg3 h3 7 1 .g7 18 .f  TohevicKondai cosnene 199) 13 .  14 '5 b 1 5  e6 1 6 a4 o 16 b5 .xbS 17 xb5 5 8 f6 9 Jae1 c6 20 a5 he8 d Black as decent cuntelay) 168 17 Ja3   8 b5 6 19 W f 20 c7!? c7 21 .xa6  22 g2  h5 h a r ess Mo doo oespodence 997 1 2  3

 1 g7

n hs bya ack s y ntesng 

'PP<>r:

 1 12 g Wl5 13 f4 : 14 

:•

 15 �3 J 16 Wd2 Jh8 17  . 74 18 .xe4 dxe4 19 b5 Jd8 2 Wb2 ks ve darous f lack) 1 8 c6? bxc6 I a4 .xd3 20 Wxd3 4 2 Jac wih mpenon Muuapela, ao Pauo  b)  8 12 c3 g looks ve aac

ic

b1) 13   s sy et by 3 g1  4 x] g3 15  even woe s 15 Wd2? xcS 16 dxc5 dg 17 fd1 4 18 c6 dxe  cd7+ d8 01 DlaovMakach, alma de MaUorca 989) 1 5d6 1 6 ' 6 x6? xg2+! nd i is  ov) 16 .3  xg .xg3 18 'c2 g8 wth a nsc ck b2) 1 3 g W3 14 f4 5 1 5 We (wker  5 . x£4 16 4 g3 17 .g3 xg3+  hxg3 xg3+ 9 1 4+  g1 .g7  ack wis, espie ing a k dwn)   8 16 '  1 Jae S wih an nclear gm c) 1 e8 2 d2 (12 . 6 1 3  g 4 4  14 c c6 15   6 W   ves Black consdbl counrl  14xf4 15 .h4 xd 16   it unca play  Makace) 2 7 (123 is t pisc 1 x hS 4 g3! xg3 15 eS  6

2 g3 s w consde 125 13 c3 e8 4 e1  1 5 4 4!? 1 6 x4 {16 c2 xc5! 7 dxc5 d4 18 . dxc 9 bxc3 .c6 ves Black a ne e) 16dxe4  .e2  1 8 Wb3 (1 8 dS .6 19 .x+ b8 20   21 6 cx6  d6 xb2 snt c a a) 18.c6 19 c4  20 : 20 .x e7 21 S .xd5  .xdS 'xdS 23 'a4 a6 soudn  wose o lack) 20.d5 21 c6 bxc6  c 6 2 a3 .xc4 24 c4 Wb 25 dc and e a nc play fo  pawn in TakovRozens Gnn 199 1 2 ..D 13 .f2 6 1 3

Anh  is 4 b5 b8  5 a4 5 1 6 Wd2 a6 17 c!? f4 not 7axb5? 18 axbS b6 19 b4 h a wing atck) 1 8 .l 6 19 aS c6 2 3 .c8 2 e1 6 22 2 g7 with caes o t ide Zulayam, aku  998 1 .. 1 5 b5  16fe1?

te shd ave played 16 g3  17 .eS; afe 7!? 18 xg3 S 9 . 125

Th Pff Dfc

/f4 Black h  pla fo  pawn. 1 6gf3  7 d6?

Wh  n to complct matt; ft 7 O /h 18 �h d2 Blc  n con ol.

20�a7

Aftr ..�a8? 21 ! Blck cnno d fnd hmlf 21 a3

1 7cd6 18 a& b6?

21 b7

T ma no n  Blck pal olookd th not to Wht 20h mo Aftr 8 c  7 a4 n .x7 20 c x 2 x d7  cxd7 x7 2 c3 a  cmfotl fr Black 20   4 / nd Blck w) 20 2  d7  xa5 x 23 x x7 24 xd8 dxc5 Black h th da 19 cb& &

2 .? would  m  22 5 7  c x 2 f 8 25 c7 <7 2 c3 and Wht wn  b7+ b7 23 +

 2 a5 +

7 25 5 + 7 26 a5+ %%

Gan1e 3

Anand-bner Dmund 199 1 e e5 2 f3 f& 3 d   d3 d5 5 e5 d7 6 d7 d7 7   8  - 9 c5 g6?

20 ba7+

uch tron  2 c3  2 h 5   dx5 dx5 23 c n Bck  u aack 12

T mo kp th 5-r vacnt    a qu for h knht.

3 d4 T M L

0 c3  0 ? 5 1 1 Je3 g7 1  g3 'h5 ves

c conidbe counpay. 0   g7 ,  g3 

 1 1  :he

g � 17 c accodig to zns) 14 c6+ (he move Rons overed?) 4.Wc 15 xa7+ Wb 1 6+Wc 17 f Ld4  3 lxd3 9 x3 x3  f4  vanchuk-oenais, Dbecen 199

1 2 e3

 n  1 a4 /5!? 13 :a3 h6 14 J (14 c 6 1 5 d w uncar pay i prob

 te) 14 ..lxe! 5 xe 6 1 6 d1 x4 and Bac ha enoous pay fo the chan, I vanchuRozen, Dbrecen 9  1 e3 Jh6 1 3 xh6 xh6 14 c  te miht have a ve sight d. b) 1 1 e3 xc5  g3 h3 13 e (1 3 c d4 14 5 dxe3 15 e3  15 c6? ex  ( lx d4 17 cd7+ Ld7 s bad o hite  15e5 16 c � s  a uncea sion) 13.. h5 4 xd5 Ja4 15  xd5 16 bxa4 :e (but not 6hd? 7  ld4 1 c wi a ca  o hit, PoSkembris M 1994) 17 c e4 1  d7 d the posion is v compx.

hite ha w ted 1 xe4 dxe4 1 xe4 h3 4 b3 a6 (o 14.c6!? 15 d5 cxd5 16 Jx Ld5 17 "x5 B  3 c6 19  Jx    5 with una pay) 15 :e :xd4 16 f4 Je6 7  c6 1  6  19 f4 d4 and e sion was ve essy, Sax-Semb Bus 199

  f&

1 1..'h3?! was cevy reted by ad n of the 4 Oympiad Champions, rane 1 xd J 1 3 7+ (not 1 3 ?!  14 4 g5 d e sion is  cear  Ivanchuk) 13.Wb (Back u sette o a bad posion ate 7 14 a4+ 7 15 xe4 :x4 1 6

1 2  f5?

15 is necesary Now 13 xd5? h 14 Wg c6 15 g4+ � 1 6 xh3 :xd5! ves Back a car advte for Back (Anand) nstead hite pay 13 4 when Bac has the foowng tie a 1 e6? 14 1 4 15 Jxe4 e4

1

Th Pff Dfc

6 dS a6 17 .4 w a consideble ad van Yusuv) b) 13e7? 14 1 6 15 .f! (a nce futaion of exanders id; S xdS e8 give Black enough countlay, ashas preparaon nnn 6  gx 7 .x .a4 18 g4 xdS 9 .xe6+ fxe6 20 7 8) 1Sc 16 'a4 b8 17 ! (another son move om e songst player of ou lite region) 7   18 .f4 a 9 e3 xcS 19 ' wold fa to 20 'xa7+!! �xa7 21 bS+ cb5 22 3 mate) 20 xe7 xa4 2 xa4 .xd  .e .xe3+ 23 e3 and Whe went on o  w is ex pece Dekov-Retsky Voronezh 2 c) 13h3+! te st move) 14 �g2 he8 15 d2 (kFaa Dudast 993) Now aer 1S. 16  hS Back has counteplay, bu its difclt to teU whee it is enouh fo equalty 1 3 b5 Jh3

Back is in a bad  Ar 13 a6 4 xc7! �xc7 14c6 15 a! is hoible ) S .f4+ �d7 6 .e5 e6 7 .xg7 hg8 8 .eS xcS 19 .x x 2  e6 21 e1 4 22  6 23 3 Whte wo  H Zvv Tel Aviv 99S 1 xa7  8 1 5 b5 Jxf1 1 6 Jxf1

19  g5 20 a5 2  would aUow 20xg3 21 .xg

x 22 .x8 xd8 2  a6 whe: Bck sudenly ha countelay 20c& 21 c3 xc3 22 bxc3 h& 23 a&

Now White s nning 23 f5 2 Jh3 f 25 a7 � 26 1 g 27 Jf1 7 28 d3 & 29 Jf f7 30 c2 f 31 e2 1-0

Game 54 Elizarov-aetky Belochsk 989 1  e5 2 f3 & 3    Jd3 d5 5 xe5 d7 6 xd7 Jxd7 7  f6

s is prbably  ttle bit bete fo White but its sU playable 8 Jx

Wite as a clear ed despi he mssing xchan  Blacks kig is smply  weak 1 & he 1 7  a& 18  as Or c6 19 .f4 7  aS and Whit wins 128

Probably he cical move but Whte has ome ateaves a) 8 .e? is also a decent opon 8.d 9 c4 c 1 0 5 10  xc  1 bxc dxc 12 Lc4 00 3   fe8 is ne for Black)  cxdS 1 1 b3 .c6 12 .x4 dx4 1  3  4 dS .d7 S xe4 (IS xb7? e5 6 g3 .h wit a attack on the igh <es 1S.xh2+ 16 xh2 h4+ 17 �g xe4 18 xb7 .6 19 fd1 (Macieja Rowson usbu 992) Now ae 19  20 c6 d8 21 4 .xdS  xe4 .xc6 23 e7 Wte igt have stly r chances in tis endme

3 d4 Th Mi Li

) 8 c4  ve aessve, bu not c at l lac plays 8xd4

3  19 .xa7 xc6 20 .a c7 21 ab    :6   b1 c5 24 a d4 25 .e 5 2 ixg6 10 KoonaA Puro 1987 8  dx 9 000 1 0 x g6

and n b1 9 3 �c5 10 X ie6? (10d8 N necss; ae 1 1 i2 xd1 12 xd c4 13 ixc4 Wt has compnsaon bu thng oe) 1 1 x6+! �x6 12 cxd5 ic5   i3 •e5 1 4 dx6 ix3 15 ibS+  16  .e6 17 e c 18 4 8 19 i3 7 20   21 2 and _e ad a cl  n th me Tsshkovsky-Baeev, Kev



b2 9 cxd5  proaby ls dangerous ..--  0 .c2 (10 ixe4? .xe4 1 1 �c3 h4 12 ie3 id6 13 g3 h uncla pay s ncssay) 1 5 1 1 ic4 id6 12 A 'S 1 3 i 14 'd2 4 15 �a3 h 1  fd1 ih3 17 i ix 18 : Q and Bck donat evens  Chdsisy Brsk 1995 c 8   pe me c) 8.xd4 9 �x4 dxe4 10 ixe4 xd1 I I xd 1 0-0 12 ig5 f6 13 if4 icS 1 4 5 i 1 5 ad  16 a c6 17 3 i I K :d8+ xd8 19 xd8+ d8 /:/z Kn  Roznta Vlnus 1984 c2) 8.d 9 xc3 00-0 s ob bu ht ss to  stly e 10 'h5  1 id2   1 2  f6 3 fe  1 4  dxc4 1 5 ie4 c 1 6 d5 ie8? (1i  1 7    18 .x 'd7 19 xd7 xd7  a1 s btter fo Wt, u th  W ld sl  ndcdd) 17 dxc6! xd2 18

1 1 f

h alv 1 1 /5 s pbaly est mt by 1  for xampl 12 � ih3!? (12 h5 13 c4 h4 14 1  15 3 i4 1  icS 1 7 ie3 h8 18 i i 1 9 d5 id 20 d2 ves Wte a sht  jebt atsk CppeU Ia Grand 1999) 13 �e1 ic5 14 d he8 15 i3 id6 th comn saon for he pawn

1 1 h5

Black  no pa  ablut quay fo xp a) I 1  1 2 � iS 13 1  14 �3 d8 15 if4 :e 16 xe1 X8 7 g g3 18 hxg3  a b  for t

1

Th Pf Dfc

b) 11 ..5 12 c3 h5 (or 12..xe4 13 e4 xe4 1 4  d6 1 5 g5 d 1 6 x x 1 7 d2 and we prefer Whte u o e exa pawn 13 'a4 b 8 14 f4 h4 1 5 ae1 h 16  d7 (Kvans-ens, U 1985 Now afte 1 7 'c4 c8 8 5 d6 19 xd6 xg5 20 e7 b5 21 x5 xc4 22  xa2 Bck s woe t e has &O wng cances n e end

on fo e pawn)   c3  9 4 e 2  g5 21 g3  22   23 c4 w a setownnng advang for Whte A.IanovKchv Kosoma 1985 b3) 16 ...a5!? ms   necess a ou aft 7 b5!? x4 18 xb xd+ 1 9 x1   e5  ende s mre pnt fr White 12 f6 13  

1 2 g5

12 f4 is as sn aer 1 h4  '3

Or 13• 14 d2 5 15   16 d h3 1 7 g3 and te is er and now: a) 13..  14 a4 e6 1S f h3 1 6 aS c6 17 a6  18 c4  19  s s sn an 19 dS? e4 2 xe4 Raetsky Kinys csndnce 1987) 9 .h2 20 dS cS 21 xg2 and W is cearly e b) 13.h 14 g4 b6 15 a4 6 16 f1 and he Black ms che een e lowin otns 1) 16. 5 17 aS 'c6 r 17 . e4 1 b6 exd3 19 bxa7 d7  a8 a8 21 xa8 dx  c 3  eS c5 24  c4 25 a8 and the advang is denely  Whie) 18 gx  19 a6   g3   21 c4 d7  d5 L  x4 h6 24 a4 cS+  1 and Whte was cay tr n Rasky-es csnence In fact folg 2S7  d6! i s aeady me o s b2) 16 ..a6?! 17 aS xb2? 17 ...c6   r even ou afer 18 c3 xc 19 xc3 4  4 ack has no come
14  g5 1 5 f2 f5 1 6 3 h4 1 7 d5 g 18  d6

W nn  alwed  ply  9 f4 fo example 18.g8 19 f4 6 20 d2 c5 2 dxc6 xc6 22 5 and Whte has al  cances 9 

19 xh8? e3   g3 21 d4 £ 22 �f f4 s bad for te.  9hg8

o 19 .   xh8 2 f6!?  2 c5 eS  c6 is equay stn 20...'xh8 2 4 xh 22 �xh2 'e+  g1 xe 24 d2 and Whi the avan and a sb sna one a a 20 gxf5?

For soe ason Whte ecdes to asss Backs atck wh s next o ovs. He h should play  c5 S 21 xe5  2  xe5  'f  24 c6 bxc6  a6 �8 26 dxc6 c8 an lack is ony a b w   messy positon.

3 d Th M Li

  g  e sy by x 24 hxg xg+  �h + 26 �h 1 X5 2 cxd5  d6 h a o o 23   2 Wh1 xg

20   c5! ac b s chanc sanly  ey d  21 . f4 22 .g  g5 2 e4 + and e qeens dance ns a ece   .xh2+? 21 xh2 d6+   xg2 ; to a  d as   .g?? Wg 24  +  xg x+    xf5 s lly be f c  

A ebl sae and sdenly ac a u nsc aac Afe 2 e4 cx4  d4   e ld hve mn la 1 xc6 22 

25 6

Af   .  g5 26  xc4   nshe 25g1 + 26 Wxg1

r 26 :g 

26c5+ 27 1 •x 0-1

Game 55 TiviakvMies  1998 1  e5 2 f3 6 3  x  d3 d5 5 xe5 7 6 xd7 xd7 7 00 e7

s  a b passve and     for xample: a)  .g5  9 c c6 0 2 0 1 c2 6 2  h5  .xe Wx  fe  d6 5  f4 16 h+ �h    .x 18 Wx  ve sly bee  he n GUysov Mosow 198 algh he h lys ageed a d b  + e 9 f4  9 W2   f4 g6 1 1 c 'd 2 ?   2  L?    h3 1 x  14 e5 d f c be Te  ay  aac Afe bad   .f4 4 4b5 .d8 h  xh2?  �xh2 x5 24 cxd5 6+ cla lay 9  (9-?  e ngy by  h1 xg2 26 .5 Wxe5 2 x 10  .xc Wx 1 1 xe b6 2 c xb2  a lac h s a a   x5 x5 4 xd c 5 c  g xc+ 6 xcxa2   b4  .e4 131

Th Pff Dfc

ad Black  l poby  va)  0 d2 00   c3 c6 12  d7 13 3 h5 14 h5 h5 5 . d8 (o 5x? 16 X7 f 7 a x7 18 Xe7 h a clea ede, a   b6?  9 5 g 20    16 :3  17 L fx 1 8 a1   9 g3 wi a lih e for Whe PaacZaja Pa 

xgS Nw 19 d5 hud eu oe  va Black ha   cae for exap  9 Jfe 20 xe8 xe8 2 dxc6 xc6  h4 b5 3 xb5 .x5 24 hxgS wih a cle  fo Wht. 10 c5 0-0 1 1 f c& 1 2 

8

8 1 d eay wok 80-0 (8f6 rae to 7f6 abov) 9 .xe4 dxe4 1 Dx4 f6 1 1   c6 12 .3 d5 3 0 8 4 3 (4 c3? M 5 . .x 1 6 x Xe 17 xe1   d b5 wh a ro ive) 4d6  h ad8 6 d2 xd4 7 .xd xd4  :Xe e8 19 xd4 x4 ad Black  vl bee kachko) I' adviab fo Whie o e ig he deYuupv 7 1997 coued or wly    h 8 13  d7 1 •d2 (or 4 b4 .g5 5 .g3 •f6 ad Blac i okay) 14 f6  5 .c2  16 De2  7 e bxc5 1 8 dxcS .d7 1 9 xe8 xe 2  e6 21 d6 6  f4 e vidle ve e ie a5 23 5 >  x g7 25 xe6 e6 26 x6 h4 27 2 ad e e poio a cla 1 2  d7 1 3 c2 g6 8f6  8 c6 9 cxd5 cxd5  0 c 

IOxc3 1 bxc3 c7 2    f whie; 12 xc3 1 3 d2 xd3? 1 4 xe7  eve wig) 1 1 .g5 .c6 12 .c (1 2  00 1 3 • lk eve r) 2 00 3   14 •d3  15 :e •d6 6 •d2 h5 17 .x7 xe7 18 xe7 xe7 9 1  20 5 ad e ad a edge i Aek eevkachkov  Pebu 2 9 c3 .e& Zapaeo Clob 998  ud 9 dxc4 10 .xc4  11  c6 12 g5 6 1 h4 d5 14 xe7 xe7 15 h5   6  I 6  7 .b3 g5 8 xg5

1

1 fe1

4 5? :e (4h5 5  {g7 6 a4 f6 7 �2   a ouch er fo

3 d Th Mi Li

iL 15 a4 hS 6 e3 ves te a Hh pus. Now J.Por der terrn,

ijk aan Ze 998 Black wen asy wth  C  .8! 17 aS a6 8 bxa6 bxa6 9 a4  2 b6 xb6 2 cxb6 5  x  23 fc Vxc2 24 :c2 aS 2S xc6 in Wht a cear pus

r 34 :c6 xd4 3S :a6 xa6 36 xa6 e8 37  eS and th endm is bad for Black 34 e 35 Lc6 xd4 36 6 c3 3 g5

4 h5  5 e5

lS h6 fe8 16 bS f6 17 bxc6 b6 18 4 7  he ea o f ... ves Black c counlay.  5f6 6 g3 xg3  hxg3 if 8  fe8

18..  9 ab  2 e2 fe8, wi nce for h sides is prbably a betr >n 9 a4 3e5

37.e 38 xdS xa5 39 �3  obvouly nce for ite but at least t's not ovr! ow hou,  stk a wnnn blow 38 xd5 b

Or 38. x5 39 Vxe7 39 xc3 xc3 4 f6 xa5 4 c8 g 42 ic4 

9id?

19 ..  is sU coec  xe8+ xe8  aS a6 2 bxa6 bxa6 3 d2 f5 4 a4 f6 5 e d8 6 b6

Or   7  b Vf6 28 b4, n White s mo comfobe 6  a 2 f �g 28 b h5 9 c3  30  

lack shoud pbbly play 30.h4? 3 4 Vxh4 3 2 g3 V tugh  os k an e  d2 e8 32 a4 d 33 b6 ?!

33...Vc8 is a beer opon although after   Whte as a sron pressue 4 La6

am 56 Sorokin-Raetsky 1984

Kor

1982 oneh tte nivesy De patment of Mahemacs, 2 year before the pubcaon of J>h Dfm by Eveman Cs Wasn no me uin a phics ecr te futur author mk  impo dscove on s pket  computr (a von of the compute sofae Ftz .3) e eff Defence s sU a]v H a ut found a baul combinaonal refuaton of EC crcal assssent Te bible of tat me insiss on 4 2 wth a i  as in te gme ortensenBk pye at he  98 hess ympia bu hs inton whisps its not tat im ple' an ureka!. 33

Th Pff Dfc

We d to wt fo o ye un my un veity nly w incuded into  ok on te etff Defence My cuto  te e GM  1 e4 e5  f3 f6 3 d4 x 4 d3 d5 5 oxe od 6 •

nd now ) 9 I? 4  0  c6  1 xb7 c8 12 e3 xe5 3 x7 b 14 'd4 · nd Wh w  bit e in ueRduov, Athen 19 b) 9 xe4 i le c 9d5 O g4 hS Ti i no lly conded dnu  1 3 e7 12 f4 e6 3 xe e6 14 � (14 00 c 5 �h1 0-0 16 2 nw h ve ck exceln y) 14g5? 1 5 6 e5 Anthe oon i 6 e7 7 xe4  g5 (15 c3 cS+  6 e xe3 7 �xe3 x? n t 6 x 'e7 7 e2) xg2 18 hg f4+ 19 f4 8 lk vel)  5c 6 �g3 (16 e3 00+ 17 7dxe4 8 f4 xe5 9 xe5 nd no ) 9  i wek 10 g3  1 1 3 c6  2 �2 xe3 18 �xe3  19  :eS 20 000  (even woe i 12g5?! 13 �b1 �f4  2 �e3 x5 n lck i no b4? 4 bS f4?  4_cxb5 1 5 xb5+ wo) 16 h4+ 17 �h3 4 nd Bck h �7 16 x 4 17 h4 i mo nt  go counly thoug Wht kee n dv  1 5 7+ � 16 xe4 nd lck ed i Dly Mch, Pe 964) 13 e5 h 4 �b 00 1 5 h4 nd Whte cley   te n b) 9 10 3 0-00 1  00-0 'e6 12 '3 h5 13 h f6 14 h2  15 �b1 h6 1 6 g3 h7 17 he1 b6 18 xe4 :4 9 xd4 xd4 wi evel chnce, ov Ho Amtem 1980 Moe eec i  4 xc7? �xc7 15 d5 5 16 x7 d6 17 bS �d7 (17�c8 18 4 i nou) 18 xb7+ �e8 19 xg7 h7  xd6+ 'xd6 2 g x3  g3 wit  v s •xe4 e6 Cult endme fo t ye 8d6 9 dxe5 7  00 00 11 f4  x dx A wke oon i th ove 7e6? 8 8 12  f6 13 2 fxe5 4 3 (o 14 x5 xe5 5 'd �h8 16 f4 6 17 xe5 dxe4 13

3 d4 h Mi L

S  wh a sigh e for hie) 4.7 S  .c6 16 c W 1    8 e5 .eS 9 .eS an hie  a wn up in uen-B Biel 99S 9 xe5 d

0 

hie has  main alteves he a)   00 1 .3 . 12 0-0 f6 3 ?! (3 e4  4 W .c2 5 :ac  wih equa hce is e) 3 xc3 4 bx h5 5 h4 g5 16  (6 hxg5 h4 7  h3 18 g3 gS 1 9 .xg5 g8 20 f4 c6 as ves Black a song ac 6 g8 17  Wc6 18 .2 4 9 f4 .c4 n lack has an attack e me v  ren lu  9 continue 20 S .dS 21  8  a3 e4  %e he8 24 4 4 25 h2 c5 an Black s crly er b) 0 0-0 000 1 .e3 .4 2 c3  13   a rther spli b) .6 14 f4 . S d3 gS 16 .3 h5 17 2 (we prefer 17 c4? . 8 2 h4 19 S g4 0 c h3 21 g and hie is slighy te) 7 h4  8   9 4  20 f4 f4 2 f4 Wg7 wih a un clear sion Mam Bas-Macieja Ba mi 99 b2) 3.e7 4 d2 hS 1 5  h4 6  h 65   c4 is ter for hie  Yusu ) 7  5  8 b he8 1 9 c4 • 2  c 21 S . th chances for oh

sies, Kkopsaesky a 994 0+ 000  

es Black a wide, b nasc chice a)  .d5  2 c3 .x 13 1 6 4 a7 .b7 1S 0-0 .6  6 h4 f6 17 5 he8 18 3 h6 19 .! c6 20 a4 .c7 21 6! d6  6 d6  b3 an Black  much woe, daloRaesky coespondence 1982 ) 1 Wc6 2   Qnsea of 2b6  a 8 4 b5 .c4  5 a4 .b4 6 c3 .6 17 xa+ c8 18 0-0 2 9 d5 .xS 20 h xh2 2 aS wth a i ack Hohor Bunesli 986) 3 0-00 a6 14 dS .h3? S .f4 7 6 he .7 7  an hies sion lks refle c) 1 b8? i proly s 1 2 3 6 3 a6 .4 (13Wc6  4 5 7  5 x7 x7 16  i ter for hie) 4 0-0 .c3 15 c Wc6 and Back has som compensaon for he pawn   c id6  2 a5

ite has oher opns, b none  is comforn a) 2 � 0 3  .g 14 Wh4 fe8  5 2  16  .e2 7 fe  5  8 c4?! .xc4 9 3 .dS 20 .f4 xe 21 xe1 3 22 .d6 Wx2  eS was aeed awn MovsesianHaba Pac 1998 athouh f coue Black is  e pfeed 135

 Pff Dfc

here Insead  so play 8 b3 .d3 9 c4 d7 although Bc ens excelent comon b  xg7 0-0-0 3  s played in man  984 Now atr  3 Vc6! 4  :hg8 5 xh7 g Blac h excelen py r he pw 1 2•c6 13 f3

er mes playe hee include a 6 :e  7 •a6 .xh+ 8 xh :xe3 9 g e6 0 "   :xe3 x  W Wd3 and Blc was slhy ter Baenie Ronang Bein 99  6 .  7 a6 Lh 8 xh h6 9 g xd ls  for Bac  on  c4! .x! when ite is in oube 18 e2 1  7 :e is met by 7 R a6 :Xd 9 .xd .c4  d5 .xh  h xd and Bc wi win on the inie 1 .xh2+

 3 00 d5 ies Bac a clea ed One me conned 4  b6 5 a6 .c4 6 d5 xd5 (6.xh+ 7  .g3 8 g xd5 9 a4+ b 0 c 00 o ns or Blac 7 a b 8 d •e 9  h 0 4 .x   ngerolf Bguio 987 1 3 .d5 1  2 00 1 5 00

181?

 5   6 a6  is aso unapisin fr e

 last chanc ws h 8 xh d6+ 9 h g3 0 g Wxg  xc7 (not  � Wh4+   .x 2 xc7 .e4 and Blac should n   d  cxd :x4  :  :d 4  xd alhog he endme a pawn dwn leaes  dwing chances

1 5fe8

18•g6 1 xd5 .f 20  .xg5 01

Game 7 Dolmatov-Mamyarov ow 22 1  e5 2 f3 f6 3 d xe  .d3 d5 5 xe5 d 6 c3 1 6 .g5? 13

e so has a m opon in 6 0-0 �xe 7 dxe �c 8 �c3 (8 .e .7 9 .3

3 d4 T M L 0- 10 f4 f6?  1 f6 xf6 12 c4 .6 1 3

CKS xdS 14 c3 xd1 15 axd c6 6  S 7 3 8 18  e8 le  n chances in edbeRozeni Vasby



nd now a) c6 (the solid choice) 9 f4 ? 1  2  xf6? is wker  0x6 1 1   1 1   .7 1 2 2 �xd3 3 cx3  an u hie hs no � comng Bck is   1 1 �xd3 1 2 Wxd3 .e7 13 2 00  4 3 ' 15 .e3  an Blck was sligtly e RoznalisTuo, Mn>l 2) IO.7 11 .3 0 wth chancs for th ies b) 8 �xd3 9 xd3 c6 1 �2  1 1 Wg3 7 1 2 �4 00 (12.xe5? loks sky 3  6 14 3 00  5 �xeS 5 6 xe5 "nd Black is wek on e dak qus) 13 h5? h5 1 4 .h6 .g4  5 .xg7 xg7 16 3 •g 17 f  18 ex x6 19 4 a  6 xf6 21    hxg4  wt l ppecs TvaovVan ely Leeu n 22 6  xc

lack has a copl of id altes   nul mov ) 6  b4 ns  awn, but is ue danus: 7 0 �xc3 8 x .xc3 nd no ) 9 .a3?!   opmsc: 9�x5 ut not 9 .xa? 1 c6!? bxc6 1  W2+ S 2 xeS .6 13 x1  n atck) I U S .x 1 1 1 •x1 nd w feel tat

ite hsn qute o e most fm s posion  9 b1 .xd4? (xe5, nsposing o 6�xe5, is ter) 1 0 �xd7 Jxd7 1  b7 00 (1  .c6? ls to 1 2 .3 .x7 13 e d7 1 4 .+ c6  5 Wxd4 and ate is immnent) 1 2 .xh7 xh7 3 Wxd4 an e has  r ed b) 6�xe5 7 dxS . 4? 8 .x4 x4 9 5 'd8 1 .gS '7 11 e6 xe6 12 5+  1 3  7 14 4 es Black sious poblms while 7c5? R �xd5! �xd 9 xd3  10 �4 oi ouly vours ie) 8 00

and now: b) 8 .xc3 9 bxc3 .6 wih  e branch:  ) 1 0 e!? �c5 (1 11 exf6 xf6 1 2 .x4 xe4  3 •xe4 00 14  fe 15 Wxb7 xc3 6 .2 c4 nd ie is ny slihy ttr) 1 1 .bS+ c6  2 .3 �d7 1 3 Jd3 c5 14 f4 g6 5 c4 c7 16 cxd5 xd5 17 c4 6 18 1 wi he inav r hite, Rtlossain Dhak 23 b2)  f4  1 1 ex6 Wxf6 1 2 !? 12 xe4 dxe4 13 5  14  c6 15 W JdS 16 4     PalacAki le 988) 2 7 (not 1 .x? 13 JS+ c6 14 xd5   5 .a3  6 c4 n Back s unde seus ack) 13 Jxe4 dxe4 14 J 00 nd Blck is bbly no wors in s colex poson 137

Th Pff Dfc

b 8xc3 9 bxc3 .xc3 0 b1 00 (07   b3 .x5?  ax s 1 . 2 4 with ucr pay  12 1 as Blck  b; -N sss 1985 cocludd 1 0-0? 13 5  14 . - I .xh7+ xh7 2 d g8 13 xc d4 4 g3 d7!? 5 c3 d3  d  7 x (17 xd3 3 8 xg3 . 19  d8 s ack ough pay or th w 7.xg4 8  .c8 9 b3 cS s l Ro-DFdm Pardubic 22  bxc x5

7  .d sposs o 5.d  00 00 7 3 xc3 8 bxc3 7

Or 10 b d7 1 1 .S 0-00 2 0 h  3 L7 x7 14 2 (14 b3 c  5 b c4  . h8 wh a) 4c5 1 d2 d4  cxd4 xd4 17 3 hd8 a lack was  w  KrikyPrips Mosc 1977 0  g6   • f5  2 xf6

 2 b ' 13 .3 0-0 14 0-0 cS also s Black dct curpay  2xf&  00 00  a

4 b c5 15 xb7 c8  b .xc3 o chacs o th sis  .xc  5 ad .+  6  c5  c a5

8 dx5 

Or mos a) 8. 9 b c8 10 .S h  1 .h4 .cS 12 00 c 13 h g 4 .g3 d7 5 4 4  .h4 .7 7 :4 00 (os sa-Waz tomys 995) d ow 18 .a woud ha wo a 18bxa 19  c7 20 xa+ d 2 b7 sd Back shod ply 17 xh4  8 xh4 7 wih a ucla oso b) 8.c5 9 00 . (9h4?! oss a paw  0 .bS+ c  xd5) 10 b . 1  h h 2 h •7 3 4 J 14 2 0-0-0 5 a4 •c  bS c (or xd 17 .d2 •c 18  .cS 19  w  ack) 17 a? a 8 b axbS  9 bxc7 with cmpsao r th xcha Rat Vakdo haka 23  h5 .&  0 f 38

A 7 .xc3 18 .xc5  9 .c4 a5 20 xd5 .xd5 2 xd5 h8  .d4 xd5  .x+ .x 24 .xd5 th m woud d  a draw (bu  187 19 .xg hx  xc3 wh ack has  abl dak squars) 8 cx •   .f5 •6 20 .x&+ •6 2 dxc5 ad8 22 f •c6 2  d

8 24 x8 x8 25  xcS 2  hx wi ucl play was a o cha   2 xd •xd 25 d5 • 26 f5 •2 2 h xf5 28 d8+ Wg 2 •xb+ & 3 • • +

r xc5 3 •4 g5 32 • hS 33  th  chck   •5 + 2 x5 S   a5  W  5   6  c %%

3 d4 T M 

   �xf

5.'xh 16 xe6+ �d6 17 xS (r 17 h :B 18 f4 S 19  4 20 Jxe8 'xd4 21 x4 3 and Back wi 17'xh2 18 x4 '+ 19 e2 xc when htes sin s cica. b2) 1 2 8! h4 (or 12le!? 13 �d1 xg8 14 l 'xeS 5 lxe5 d6 nd ack hs sme cmensaon fo his pa) 1 3 + �d 14 :e6 + 1 5 �2 xg2 and the psn s cmpty uncear c) 7 e2

a) 7  is  or Back 7 .lxe5 8 5 •xS 9 2 d6 I 0 2 5 1 1 xS+ xeS 1 2 l£ lxd3 1 3 cxd3 f6 with a r endme du t th  bh c s a the tronge wn sruct b) 7 lxh8 lc 8 �d2 lxd  J1 x 10 xh7 (but nt  :7+? xe7 11 3 l6 and Bck ns) O..5!? (I..l4+ 11 Jx4 dx4 2 + �dK 13  �8 1 4 ld+ ' IZvv L nnad 1966 is saer) 1 1 JxS 6 and w b1) 12 ?! �d7 13  (13 ?  t 3g5+ 14 �e2 'xc 15 x+ c6 16 x5+ �b6  Ysuv) 1 3.l4  �e1 (14 �d3 is met by 14...5! 15 c5 +! 16 : e4+ and ack wns)  4'h4+ 1 5 g3 (menmn God < st 199) and nw ack can ay

and now c) 7.?! 8 hS+ �f6 (ae  �e6 9 x4 de4 10 d+ �d6 1 1 f4+ le5 12 3 e ack aso ms to  ve danr os) 9  ' 1 Wh4 g5 1 1 xg5+ lxgS 1 2 f4 e6 (1 2.e7 13 fxg5 �7 14 lc3 as vs hit a nnng attack) 13 5 7 4 lc3 lb6 1 5 J+ 7 16 a �8 7 J Wx  8 Jx  19  �6 20 '+ 1 undein, isi/ukhumi 177. c2) 7x 8  6  2 Qss enr tc is  fxe4 g4 1 0 '3 dxe4 1 1 xe4 000 12 00 7!? 1 3 d3 - bt n 13 c3? : 14 2 lx4 15 lxe4  16 f4 gS and it is n the  - 3Wxd4 4 'xd4 Jxd4 15 e3 c5 with ee chancs) 9 ..h5 0 f4  1 1 'e3 dx4  2 lxe4 000 wih a he spi 21) 3 lx6 gxf6 1 4 0 d6 15 � (r 15 h3 hg8!? 16 h6 - but nt 1 6 hxg4  17 � h4+ 18 �e2 Jde8 19 4

ame 58 TimofeevRaetsky Coonnc 1982   5 2 Qf Qf&  d Qx  .d d5  x5 Q 6 xf

Ts sacric is an attmpt to acheve a aw dicty m he on, bt Back ha nh sucs to ay n

Aso o  consided is 6 e7!? wch   bt sky but payabe N we have a n  van to k at

13

Th Po Dc

x 20 J �8 2 g Wx 22 �d3 :x}  Jx3  nd h hs   of dfndin o do   6xh3 7 Wxh5 :Xg 8 �h  h wh  dw) 5 h8 (58 6 6 wuld n ) f 5:8 ck s nou py fo mpl 6  Jc5 7 xc5 (7 h5 .x+  8 � h5 s quQ 7 Wxc 8 �  •d5+ nd ck dv ul cck c) 3 00 is sn 35 ( 3x?  .x .6 5 h3 h 6 Jd2 h is simply  pwn d)  g5  5 h3 (5 £ xd3 6 xd3 x WdS ply n Zho Zhog Yunolomon Gol Ct 999; folong 7 xh5 Jxh 8 .3  9   son ks vn) 52  6 .x2 x2 17 + �b8  8 .f nd w slly pf 

 6 could sll nsps o  m

 5+ W?

8.d6   +

T dvno ppc lso possbl s 7 7 nd n ) 8 xd5? is known   bd f 8 df6 9 3  5 � 0 .x .b+    n lck ws) 9 .   Wxb7 �? usupov)   0-0 ( .x b8 2 •c6 b6 3 • x nd Bck ns)   6 2  h2+! 3 h2 •   � xd+ 5 2 • 6 �g g3  Blck s  vn b) 8 2 � (8d6 9 .f+ c6   dx  c3 6 2 c4+ �6 3 .xc7 n i wins  Olhf 8f6 9 1

oug i lks ky wih h kn on ) 9 Wh wh  pin

8 2

8 .x? is lss bl 8 x 9  �7 0 gS+ f6   c3   2 00 �d7  3 Wh Jd6 nd Blck s  pic up A mo sous opon is 8 g+ �d6 (8 ws) d nw ) 9 f+ c6  6+ (on   .x ckly fo Bck  s  f6  5 6 winnin  .d6   x f6 nd s un s pp b) 9 x? x 0 x ( f 7   3 f6 d lck  cl  nn    .f d7 2 2 .+ 3 c3 8   5 .6 nd lck s cy  c) 9 2   3 7   c wn h s comnson u s  nough?

3 d4 T M L

0 g?

Aner pn  1d6? 19 cx5 

s i already the ling ke - te mu ve  k a) 1 0 � x2 11 c4 c6 12 2 e5 1 3 :xh4 3 1 4 � xe2 1 5 �xe2 f6 1 6 :xh7 x7 17 xh7 x4 wd pbab a t a draw. ) 10 �d1 � (r 5 1 1 fxe4 x3 12 exdS 12 cxd3 %  a e] 2�7 1 3 xd3 + 14  'xd4 1 5 2 wth chance fr b e) 1 1 fxe4 f6 ar 1  xe4?! 12 f + 6 1 3 Jc4+ e7 14  Wte  er) 12 2 dxe4 13 xe4 4 14  � 15  h5 an ack ha opla fr e pawn

 lf if 20 lxf2 lx+ 2  g5

0 ixg+ 1  �d1

The ende  hrbe f  and in cpndence che  pbe  hd

fer 1 1 � f4 Wite i j e y   df6  2 fx   •g2 i+  i2

14 �d2 4+ 15 �3 h3 16 ' xc 7 c dx4 18 c4+ � 19  3 x  hx3 e8 al e Back a ate ed  ix2+  5 �x2 x+

Or 1 5x4 1 6 + 8 1 7 2 xh2  R xh2 xh2 19 xe4 e8 an Back hd win, hgh  w ke e wrk 6 x x   c la8  8 i f2

22 c dxc 2 2 l 2 lc 8 25 xf gxf 26 lx c6 2 c5  28 lf5+ �g6 2 l5xf lxf 3 f l5 1 l+ Wf6 2 g2 a5  b c5   lg5 5 f2+ 6 6 �d2 h5   b5 8 d2 c5  lg2 h+ 4 �c2 5  l2  2 2 �c&  a   ax lxb+ 5 2 cx   �c5  5+  8 la5 h  lxa Wc 0

141

T Po Dc

mma

In the man ln Blck has ve mch swtched t 7 .d ceny Hweve, e annoted mes prove t 7 remns nteesng and ves Back cellent conterplay afte 8 c 0-0-0 9 c5  and escally afer 9g5 Nevethels the th s that 7 h eads to e mey shap posons at a nt t veones ste s Game  shws  d7 .d7 7 0  alows te to wn a  after 8 .e de 9   0 e Black has sme cmnn bt n more tan that However  w nse the moves 7  8  and nw 8 9 .e de 0 c3 '  1 x 0-0-0 Black has a  comnon de  e wakned lt sqares on te knde e bave   Game 58) has not en payed mch ceny Black shld accept th f h 7 and fowng 7  he shd move foad th 7 e!  Backs chnces  prfeble n the asng complcans On the the hd hte has a pls aft e7 7 '2! ' 8   9 2 h5  0 e .g   e3 e asessnt of he Zt sevpov me has changed and cme mo pc At psnt the st ne s consdeed to   7 7 h8 c3 8 d2 d 9 e  0 .h7 5   5 J  2 .g h  . �d8  :e 'g5  5 �e2 'g2 whch s a hel of a mess 1  e5 2 f3 f6 3  x   d5 5 xe5 7 () 6 xd7

 'e2  G56  c3  G 7   Gm 58 6 .xd7 7 00 d6

7f  G54 7e7  Gm55 7h 8 c 000 9 c5 ( 9  G 9 0 J  Gn  0  Gm52  0 c3 .g7   g3  G 49 1  2  Gm50 B

8 c3  G  B   9 cxd5 cxd5 () 10 c3

0     d5 .c 2 h5   3 h3  3 - G�46 13g5 G47 10xc3 1 1 bxc3 00 1 2 5 f5  GnH 

2   G 45

5 7

12

 c5

. cxd5

CHAP SEVN  4: 5 .6  F Mv Attv 

 4 5 2 f3 f 3 d4 x4 4 d3 d5

5 x5

In the pevious chpter we lke at t an ln wih 1 e4 5 2  f6 3 4 x4  3 d5 5 xe5 7. Now i is m t y ter 5t move ons fr Back nl quite recenly he symmerica re ne 5.�d6 (Games 59-62) ws as pu  as 5 7 Aer ua csng White :cks te cen but is cn b dne in r an one way f Whie evelps his JUens knght for his puse he shoul rfer 7 2 ame 6) t  c3 (m 2) cuse it avois doubled pawns However, he mn way of cking the nte is wi  c4 (mes 5960). Black has nueus sponses anst hs. Sengthen  th d5awn w  c6 s a bit assive hl th couck n he 4pawn with .6 (Game 60) isnt sufcient o equlise n viw of 8 xc6 bxc6 9 c5 �e I 0 2 r 1  c3  the pawn dubln is unfvouble r Blck  sha an ccal son (de ite  un exchan) is reached fter �x5 8 dx5 c6 (�e6 s not CUls) 9 cx5 (h ny y fr an avn  9 'xd5 0 'c2 b4  1 �x4 xc2  2 �xd5, an ts hs en considered a tbiya of th whole 5�6 syste for many ears The fate of lcks knght driven into

he coer is the min usn  this ky sin n which is suie in Gme 59. 5 .c6 ttcks th Whites centrlsed knight n  4-pawn  lwever ts is n t st ide as Whte cn simply swap  knghts t inict duble awns on hs op ponent. Now 6 xc6 bxc6  0 �e rans poss o 5 .. e7 6 0 c6  xc bxc6 (se Ge 6) while 6 xc6 bxc6 7 0-0 6 rnspses to 5..�6 6 00 c6 7 xc6 bxc6 (se ae 6) owever Bilr dmnsrtd tht Whie dos nt have  cstle; 7 'e2 crtes roblems fo ack long the e-e, nd thas why 5c6 is lmost out of us. e cnnuon S..�7 (e 63) s not chalen th 5knght nd s dcaed by the wsh o colet Lvlon as sn as ssible. A bit pv 5 .. �e7 has never dwn uch attnn. owever even fter te mst ntural 6 00 0 7 c4 c6 t s un cear how Wht can n a viible avantage Pobably ite shuld consider tnis ecmmenaon of7 !?

GafJe 5

an Der Wieellao 18

Eoiba

1  5 2 f3 f 3 d4  4 d3 d5 143

T Po Dc

5 e5 6

xd3 1 Wxd dx4 13 Wx a5 14 We  and ak i kay Kapn  9 .4   xd5 r  a3 5 1  b x4 1  x4 6 1 3 b3 xd1 14 :xd d wi quy  Yuuv lOxdS   . .   a3 d8 13 .4 6  4 3 aS 15 Ld  1 6 :xd8 xd 17   18 W3 h6 9 b5  0 W 6 1 d6 5 h an unar m Raekyaov, opndn  98 •x5 0 c

h pon  onidd n am 63 6 0-0 0-0

ixh mov aav r h ide  did in am 6 7 c4 .xe5 8 xe5 c&

8 .e6 i e iabe ie an pu ak under immedia preu h 9 xdS xd5 1   1 1 ex6 6 1   5 16 1 3 b3 7 14 .a3 5 15 .bS  16 Le ao k promii or i 1 3 4  14 3 hS 46? 15 .xh6 xh6 1 6 a1 6 17 :x6 wod "d h how 1 5 Z .dS 15h4? 1 6 :net and hi ake on e6 ain  6 .3 g5 17 .h7+ �h8 18  x6 19 .xg6 wih a ar pu r  bon , Dbn 1968 9 cx5

he nd o   re ak sup ahr in ordr o pay or an advanag hr mov ae  ria a 9  S 1 0 xdS xd3  t xd3 b4 1 1 xe5 1 Wd4 :C 1 3 3 . 14 .3  ao ok okay or ak 1  xdS 3  c 14 3  15 x xb6 1 6 b3 e6 17 � d8 1  :xd8+ xd i drawih, yKuz, o pondn t 93 b 9 4 . may an <ven aer wy o quai i 9b4  xdS WxdS 1 1 .x4 x4 1 3 g6 1 .3 .g4 14 dS!? xdS 1 5 xdS  1 0 3 x3  1 bx3 1

1 0 ?  muh waker a ak ha 10 . 1 1 x xd3  3 5 13 h : 14 4 •d4+ 15 �h :a 6 • 4 whn hi poion i pbe To mak mae wo he ony nd  py l 1 : 1 ?! or Bak o gab h van wi 1  Ld 1  xe4 .xe4  3 g3 .xb 1 14 :xb xS 5 .e3 : whn ak houd onve hi , iAi Raba 3 1 0. . .

Abouey h mn n bu no  ony move  h poon bus Bak an ao pa 1   Fr exp 1 1 3 x3 1 .x 4 13 .xh7+ �h8 14 d3 + 5 �h xe5 16 h 4 7 .x4 1 h4 g5 18 h6 7 19 xg7+ g7 0 4 c i ery o o qua i no impy quQ 7•x4 1 Ld h6 1d? 19  h6 0 3 6 1 :d5 and Bak wa undr pu n MiTiin Kondai rrndn 1 990  9 xh6

3 d 5   . �d6 d Fifth Move Alernavs

h6  Ixd4 h7 21 d7 and ite has a feble k endme Howeve whehe s is enough t win is  to tel 1 1 x xc 1  xd5 f5

2.xa1 vs We a sli advana afr 13  (13 6 c2 14 ex+ x 15    16 x+ *x 17 3 6 eads t immedte equaty) 13.. 8 14 3 x5  5 d2 xe4 16 �xe4 �c2 17   18  4 19 xc7 xe4 20 e4  21 * e endme s uncmfoble fo Black, hh not necessay imposible  efend. Ne hat fe 21.6 Whie rens he ssue wih  e7! *£ 23 4 when 3 5 ses to 24 c7. 13 g

shou acep an n posin wh 16.bxc4 1 f

14  �xa1  5 3 is e aave bu probably less ccal ( 5 f4 siply nsposs) 15 ..£ 16 exf6 h3 7 e ae8 18 2 (18 e3 Ie4 19 �xe4 2 20 c �xe3 21 e3   �gS   7+ *h t equaliy, Talman Reykjak 198) 1.xe4 19 �x4 �c2 20 1 4 21 xc7 �+ (21..?  e3 2+  h lks betr; 21..?  x �  h x 24 g7 *x7  e3 b6 26 2 �xd2 27 xd2 aS   a4 29 ¢g1 6  a  Kv Mlan 1975  Black wil place his kng on  d White can nve ke any ps)  h1 �xd2  xg7+ h8 24   (he most precse 24  25 Ixh7+ g8 2 h3 Ix s ves Whe chances  Gpsls) 25 �+  26 x e4+ 27  x 28 g 8  d7 4   c6 3 7+ m 32 xh7 6 33 e3 �e and te edm is dwn aeskyBomesyk crespndence 198 1  xa1 1 5 

 3  x

Or 1 3.g6 14 f4 and now: a) 14..d3? 1 5 d a6 16 e4 (16  �xa1 17 ex7+ h8 1 8 e3 d 19 c also looks e png fo i)  6�xa1 17 e3 e2 1 8  x4 19 3 and Whie has  nning chances. b) 4c6 1 5 c4 bS  a her sp b1) 16 e2? hS 17  h7 18 gS �a 9 6 e6 20 b> x 21  xf  15 c has aso en ed a f mes  pbaby eads to a dw bu  ne s by  mns fc and Back nes t o but i is ess dangus fo Back 5.c6 16 e4 (o 16 2 f6? 17 exf6 Ixf6 18 e3 efend accuaely b2) 16  �xa? as in GinaWit ala  19 *h 1 <  �d2 xa2 21  1 973, should have ls qucky t 17 d3 dS  xdS+ xdS and Bck should ot a8 18 e4 d4 19 2 when Black  hae any ouble a al 16.£ (or 16..  17 d p wth mtei loss nsead Black 3 S 18 xeS e8 19 f4 gS 20 x 1 15

T Po Dc

xf4 21 .4 a wt comp quity) 17 xf :Xf 1 8 . vesnkovTichbk Bdast 18 Nw Black culd ave con ued 1 8 :8 1  c3 b3 1 bS 20 .2  2 �1   e4 . 23 g3 :x3 24 hxg3  25 xc ks psin fo    bshps and a weaked black ueensde) 20 axb3 a 21 d3 . and Bcks pon is a wors manally nfe or; in c we think s equa 1 5f5?

Afe tis mv we cannot nd a roue  U equay Prbably Bck sould  S  f?  c3 5 wen s  have  ncou a) 7 .g3 :ad8 18 xa1 .£ 1 xe5 J vs d cmnaon usupov) b)  .e3 . 18 1 .x  xe4 b  b aS 21 b5 :ad8 22 c  23 a4  24 Wg2 J3 and Back ad sucen couneay n Kasprovmman Pars pid) 

Oddly nou te bop  be placed here were i semny as le iuence e asn fr ts is fund in te foUowng ln 8 .e g5 1 gS a8 20 .c4  20 . :x 21 .x8 .h3  :3 %  g3 �g8 24 .e7 f4  x+ xg 2 a3  27 .c5   . . 2 b4  30 xc2 .xc2 z OUKhalfman, Vinus 88) 20b5 2 . f4 ena vanchuk Minsk 8) e 22 .f+ xf  exf . 24   Black s n wo 1 8 lfd8 19 d2

s is he ctica mve 1  .hS 20  4 2 .e3  22   a1 f4 23  xb2  c c2 2S d  is n clear) 22a4 23 a3 lads  a reon axYsuv, Tessaonk 184

1 9h6

1 6 d5+

Muc weake is 1 .xb7? ab8 1 7 .dS+ �h8 8  18 a3? fd8 1 .c4 d4 20 .e3 c2 21 .xd4 xd4 d Backs mo acive pieces an hat e enjoys an advan ta in e endme) 18  1 d1 Lb2  e g2+ 21 Wh 1 c8 22 .c4 g 23 .g3 f  e7 d 25 xd cxd 2 .xf4 .d7 when e responsbly of hlding  ndm es nely w  1 68 17 lc1 c6 18 g2 146

1xd2? as an awl core oUwing 20 .xd2  21 .c3 +  xd1 .xd e suld play t fUwing pan 23 .  23 f4  24 W   a4 aS 2 .xa5  27 . .b3  Ksparv nand ares 11) 23   24 .c4 �g7 2 b4 25  W 2 .f e8 27 e7  s unclr  Yv)  2 .b3 when i loks impossbl for Black to mprove s on Black semed to lse t foUowng endgame ut any real cance 2 � 27 .d2 We7 28  �8 J �   .f4 cS 31 bxcS bxcS 32  c4 33 xc4 a3  .dS .a4 3S .3 a 3 .c5 c2 37 c4  38 �g3  1 3 Wf4 c 4 .e2 5 41

3 d4: 5    �d6 d Fith Mo A

h �d 2 �gS .8  7 �c7  f 2

 .f1 �c  . �d 7 .x 1-0 a-Wi copondnc 1999 20  :d3 21 f1 !

27 h5  28 .d3 f3

Ao b i 28 29 ! (29 .x?? xS! wn for Back Now Wht ha h d af . 30 c .S  .xdS cxdS 32d 29 2 .xh5 30 :h1 . 31 .xa7 e5

h i ipy a bund Back d  pay 3 8 32 d a  c3 :xf 3 �3  35 c2   .b hn af 3x5 37 xS e a om chc to win th m, hough no i c 32 fxe5 e5 33 6  �g8  .c4+ 8 35 8+ re7 36  b5 37 b7+



37� 38 .f d5 39 7 ao wn fr 

h wa Timm impmn on h ay n an r matc>m wh Yuupo 2 xa1 gS!  hgS hxS 2 .xgS ( .  2 .x3 8 25  xd3 2 7 .hS 7 b3 b   . and Back s ne uupo 8  .f 7 25 f f 2 �h2  27  h 28 �g  wit quay immYuupo 2d mach m, Lna  99

38 .b6+ �c8 39 :c7 Wb8 4 g7 10

ame 6 hrovpov TA/ 1997 1  e5 2 f3 f6 3 d4 x 4 d3 d5 5 xe5 d6 6 00 0-0 7 c4 c6

21 :d4 22 .e3 :d5 23 a1 e5 24   In th tm m Back payd 2d5

25 .g2 b5? 2  d8 27 .xa7 d1 28  xd 29 d f 0 . and Wie njoyd a ca upoy, mman Yuu th machm na 992  Back impo h 2S d8 2 1 7 27 �2 S  .cS b  . d   2 31 xc b8 32  f 3 xf   �g3 xb2 h aonab n chanc n though i  U a ug dfnc BuchG Bi 998 25 f4 .f3

25  2 .d 8 k cky bu af lCr 27 �!  28 5 Wh ha h ad ana 26 e5 .d5

2�h7 27  .hS 28 c1 o fa ou Wh

Thi pacur aaon k o y  h Proff i a caty of Yuu 7 c  a pob a ch Wt ha a wd  of cic a 8 c2 h 9     cxS cdS   x dx  2 x c and Back ha comnaon (Yuu 147

Th P Dc

b) 8 cS cxdS 9  8 10  (0 Rxe4 dx4 1 1 xe4 xe4  1 2 .£4 .£4 �c6 �c6 ks  forr Back) fo Ba ck)  �f6 �f6 11 .gS h6 12 .h4 �a6 1 3  -xeS -xeS 14 dxeS lxeS lxeS  S R and and Whte has comnsaon for s pawn athoug it s difcut to se how Back shoud ever end up bing wor wor c) 8 I ems to ve Whte Whte he e af ter 8 �xc 9 bxc3 and nw c1) c1 ) 9 R6 R6 10 £4 .xeS 1  fxeS dxc4 1 2 -xh7+!? xh7 1 3 h5 g8  4 Rg Rg •a •a 1 5 £ 7 16 lg ks e angou fo Back c2) 9 1 0 £4! O �xd7 Rxd7 tns ses t S S7 7 6 �xd7 Rxd7 7 00 .d6 8 c4 c6 9  �xc3 0 bxc 0 0) 10  � 1  cS Je7 Je7 2 5 J7 3  ve White  at ck in KoeevYHandez onda 7 c3) 9.xe5 .xe5  xeS dxc4  Rxc4 e7 (1  'x 'x 1 1 2 lxd 5 1 3  le 1 4 f4 f4 is ceary tr fo Wht    e aftr 14  7? 15 e6! w White was w nng n MyMasha MyMasha  Pais 19 1 9))  2 a4 ld8 3 h5 e8? (13 (13  was sady neces sa ahough after 4 JgS JgS hS 5 xe7 : 1 6 Jd6 Jd6 Bck is n a ba sate) 4 Ja J a d7 15 ad 5 16 4 xeS 7 f4 '6 (7 e3 e3 18 h1 .e6 19 .3  20 aS! and Backs Backs queen is i s tpd) tpd) 18 x£6 x£6 f6 f6 9 £ Je6 20 lg+ h8 21 J7 J7 hS  Jx 0 Chindev, Moow 19

Rd7 13 .d2 lb8 14 b .£6 15 h h5 6 2 h4 17 h3 c8 18 Ja6 Ja6 '8 9 .d3 c  .a6 t me nshed ith a dw n Kaspvuuv on 1995 8 �f4?  19 lfe is ten but  eve that Back s okay af e foUowng n 19 19-gS? -gS? 20 .a6 d d 21 �xe6 lxe6  6 Rxe 23 .xgS xgS xgS 24 xc6 xc6 .xh3! 25 R .xg! 26 .x  27 1 h3  e me me  en in a raw raw b) 10 2? 2? ks n n 1 0.f .f66 1 1 �x4 dx4 2 .xe4 .a6 (2 (2.x4 .x4 1  d3 h8 14 .g5 .x 15 lx xgS 6 Lh7 ks sighty ter for Whte) 13 :1 .xd4 14 2 le 15 .e3 .xb2 16 .xh 7+ h8 anche anch eMoo Moo coesn coesn dence 1 978) 978) an now afte afte  7 •xb2 xh7 18 d1 e7 19 c3 we thnk ite ha ome presue presue

 c&

 0  f5

Tis is i s the th e ght ght pah pah to an opening avan t M 8 cxdS �xd4 9 .x4  �c4 4 1 0 �x6 �x6 xd xd66  1 �c3 �c3 . and and Back Back h equai equaid d  Ewe we) 9  e5 e5  0 3 8 11 le1 5 12 • g6 3 -£4 x£4 4 x f4 6 6 1 5 :3 Jd7 Jd7 1 6 la la 5 1 7 3   a4 lxe 19 lxe3 le8 Back is ey ce to uaity Zcicavasoic Nva Gorca 997

Back sems to  unabe t equase here, and its not u to a ack of tryin a) 10 10. . 11 f �xc 12 bxc3 .xd3 1 xd aS (3 (3 .g5?! 4 a6! a6! .xc 15  7 16 lfe lfe8 17 lx8xe8 18 h h5 19 xa7 d Back id not hav enou for the pawn hiovbne F· fut [pid 1996) 14 b1 le8 15 .2 and Wh is a b tter b) .f .f66   c2 c2 ( 1 �xe4 �xe4?? xe4 xe4  2 .xe4 .xe4 npo npose se to 1 0 �2 �2 . .   1 �xe4 �xe4 dx4 dx4 1 2 .xe4 .xe4))   .xd4 .xd4 12 1 2 4 4 xe4 xe4 1 1 Rxe4 4 (1 (1Ra6?! Ra6?! 14  wt a pus;

s  c& c& 9 c5 je7 je7  0 3

Tis sms   the soundes wa of payin payin ffoo  but b ut t t is not the t he ony on y way way a) Ar t O f �gS   � : 2  2 •a •a44 148

3 d4 5 .   �d6 d Fh M Alrv

 . .? ? 1  h+ 16 g3 - 16 8! ss Ba Back ck's 's nt nt - 16 16 1  g ? 8!  an Wht Wht  wnn - Kaspa Kaspav) 1 3 3 6 1  .3! 3 3 1 1 .b2 .b2 16 ab1 .S 1  .h+ .h+ h8 18  shoud also faour Wht Wh t)) 16 3 h6 h6 1        3   and n ths osion Wht is  hat hat btt, vanchukYus vanchukYusu u Hoqn 95. 1 1 f3 5 5 1 2 a4 � 13 f4

1 8 g3 h3+ 19 g2 g2 h6 h6 20   xf4 18 d55 f4? d

Bac shou pay a8 21 �+ h8  !  23 .d! t no 23 ? d2+ 2 h3  2  + 26 4 L+ 2  h 28   and Back atns a w)  2  + 2     an Whi is ony slghy  hir) 21 + �h8 �h8 22 f5 f5

f66   f f   1  .2 .2  r 1 3 2 f

g  .c3 hS 18 a6 8  9 1 6 1 g  h 2  wih a slht aan Timmanuuv th match ins 1992 13 f6 14 1 6 1 s pnshd by 1 2  1 6 aS whn Black cannot fnd hsl ply 1 5 5 5 16  4 1 f   b1 6 1 8   8 w n altav ahogh Whs sion s lks mr mii 1  f4? f4? hir  at cacuaor cacuaor o copica copica lins, natuUy ks h chac to nt is lly compl poin H sust at t t 1 .  1 c c 8 h+ h h   c ss  r Wh Whtt) ) 18 1 8  cS   cS a a 2 a  Wh  a slih  ft 1 f Black has ltt choic but to ak th hng hng

t is imtant at i's h gh hat s to 5 af  .? 3  3  2  2+ 2+ 2 h3   s missi his bisop in fnc 22 22g5 g5

a8 2  wis fr    a8 Wht accr accrn n to h h vv  th nh nh s mly apd 23  h6 24 f5

24 fxg3 149

The Petr Deence

The st chnce was pbaby 24 24.x .x 25 lx 6 26 'c2 g4 27 d1  d1 when he tns a  advan but Back cn se s 25 hxg g6 26 xd7 d2+ 27 h x1 2 x6 x6 a 29 g2

Ao wnng s 29 e7 e1 e1 3 x 1 'xe1 3 'b3 Wg7 32 , but e e con uaon ks safer despite the copex ines

- cS wih  ve compex on n

 which t t  mght mgh t hav ha v an ed) ed ) 9 xd3 x d3 c6 c6  - .g4 11 l5 (the ess obvus 11 .d2 7 12ld4  13 h3 .e6 14lxe6 e6 is not asy to evue) 11h6 12 'd4 .e6 13x6 e6 14 c4 7 15 .d2 c5 16  d4 and Bck hs no obvous wores in this unc posion RaetkyYekandov correspondence 1983 d) 6 c4

29 ..2 .. 2

Bck so oses fter 29 291 1   e8 S 31 .d5 f6 32x x£ 33l, but not 32 l + 33 Wx  34 Wh3 :h6 35 lh4 h4 36 h4 'd3 whn Bc escapes wth a dw 0 d7 g5  e7 2 2 e4 e4 h2+  L4

Backs atack aso runs out of st ae 33 33e2 e2 34l 34 34h5+ h5+ 35 Wxg5 e3+ 36 W g8+ 37 g7 x4  Wh6 e3+ 39 , wh dep hi ext ehn Bk is out of buets 3 xh4 e2+ 5 g5 g+ 6 6   0

a6 a6 1 Timoscenko-Yusupov F 1979 1 e4 e5 2  6  5 xe5 d6 6 00

d xe4 4 d d5

hite hs  extensive ist f aternves a) 6 3 lxc3 7 bxc3  8  7 sposes  m 62 b) 6   7  cS! 8 .xe4 dxe4 9 xe4 e7  e1 8 11 2 cxd4 12 le 12lec4b4 12lec4b4 3 xe7xe7 xe7xe7 4 :xe7 .xe7 1S4lc6 woud ve Back  pref be ndme) 12 lc6 lc6 3 xe7 xe7 14 le4 .c7 15d2 15d2 .>6lc5 .d6 17le4 .c7 th a w, Raey-nov, co spondenc 195 c) 6ld2 .xeS 7 dxe5lc 8ld (or 8 8.? .? 9 h lxd3  xd3 .x 1 x - 12 g3 Wh8 13 S d7 d7 14 150

s aows Back t ct qucky with 6.xe5 .xe5 7 dxeS lc6 8 - lcS 9 cxS 'xdS 10 .bS xd (weakr is 10 10.6 .6 11 xdS .xdS 12 lc3 -- 13 .e3 le4 14 lx5d5 15 .xc6 bc6, when te hd n endm ed  Lindorfcr-Mje, chwabsch Gmund 199) 11 xd1 .d7 12 lc3 6 13 1 3 f4ld4 14 .a4 -- and hre  we cn ee no mn supng sup ng  white ed 6 ..0 ..0

O ) 6 .x5 .x5 7 dxS 5 is  shty dubious voute of e d GM from Uthu n F�ds Rozntais Now 8 .e2! is pobby th ght ath for te here for exampe 8 8  9 b3? lc6 (9 (9c6 c6 1 .a3 e7 11 f4 S 12  l7 13 d4 ives te  powr niave)  L3  11 f4 e8 2c3 d4 13 .b7 4 .xcS bxcS 15 la4 7 16 e2 I8 17 b5 and hte ha strng prssure Cans Roens Mm 1997 

 d4 5 . d6 and Fith Mve Alternative

b) 6 Q6 7 c6 bxc6 8 c4 4?! equl but Bck needs o pv ! n o , ns to 60-0, s preferbe) 9 bodnFnos, Geny 1992 Bck fld g h3 (9 .'f6  e by o ixe4 dxe4 o o so nd foUowng 2.7 133 i£6 lc3 i  2    13 e4 ih3 4 e5 1425 15xd4x 6x b6 7  5 exd6 i h3 6 'e2+ 6 17 'x6 i g5 ib7 8 i xf6 x£6 9 :5 hte held xe6  dxc7 ixc4 19 if4 th  lr  cle vn v  for he  nlyd by he ve c) d7 8 e4 (8 xd7 lds o n lble duo Yusupov d Doreky) o c5 d rw fe 8ixh2+ 9 Wxh2 i 4 11 ie2 ix2 12 xe2 i7 3  f6 h4 10 g1 x+) 8.dxe4 9 c4 b6 4 if4 nd Blck h chv le wl h 0 xd6 x6 11 xe4 i 12 eS W kne ons  ht hs  sgh vn  lck hs  couney for he  pwn c) 6.c5? ow h to n n d 7 xe  dxe5 �5 9 b 9 'h5 s no k dnous h wh 7 ibS7 8 c5 i xS 9 xd5 00! 9e7  c6! wud  n unpsn 9.xd3 0 cxd3 c5 n  s n sups) o xe4 'c7 11 id3 g6 12 'h4 recon Now 1 b4? lks unjued xc5 13 ie2 i whn Blck hs soe 11.cx 12 3 bx3 13 ix e8 14 id6 cpnson fo he pwn, but y 6 15 4 'd7 16 f4 e6 17 d4 ' 18  nh he cu even consder 14 Q3!?  i6 h  clr d fo Blck J. Po  grKky Grngn 1993 er e he 7 2 o sensbl 11 b3 'c7 12 if4 i6 7     ecbl lrv f Blck shoudn b  whch  hve he foUowng psbtes 9 x 10 xd & 



) 7ixe5 8 dxe5 Q 9 i4    1 1 4 c5 1 ib5 e6 wh uncle ply usu 11 f4 shoul probbly  e by 11..f6  2 JX>v) ex£6 xf6? (2 xf6 13 ? e5 14 'h3 b) 7  c5 8 c4? cx4 9 cx5 i xe5 (   c5  15 c4 164 s ve coplex nd  ic4 :8 1 if4 i 12  lk dfcu to evlute) 13 xdS+ i 6 14 'c5  fo e, s fter 12  £6 13 c6 d8 15 i2? xb2 16 ic3 •xc2 17 lck s unde k) 10 i4  1 i i7! xc5 18xc5 f 19 ic3 (ubo d6 2 h3 vng  on nd on he jevcRuvev se 1975), nd now e een  sh we pu nd quty 19.ic4 20 xb7 ixf 2 x8 ix2  In ohe wos sohng ong e nes of xg2 d8 les to n ene tht Blck 

757

The Petrff Defence

w hav to dn but t play.

r

 d wt a

3  4 e3 e3 g6 5  5 6 i4 

1 1 d7 1  d1 

12 g3 lads o a hass oson a 12 12 13 : �b4 14 '2 5 15 4 g4 16   xd4 17 x 3 8 xd3 Wx 19 a3 4 20  2  2  Gnld Yusuov Amsam 92) 1 g4 g4 1 3 e e3 e7 e7 14 h3

14 '5 � 15 g" 6 s not au any a obls o Bk 4 g6 g6 1 5 3 

15 5 nvts ak to lay a asn  sa wh 15 15xh3!? xh3!? 16 g3 � 7 x3 �x 18 xg3 xg xg 19 h1 xh3 20 g g 21 h1 a8? (o  ou a w ws avlabl  :3 Wh4+  g2 :6 whn w  o h saty o t wht kn 1 5 b 16 ?! ?!

Tough ss was ssbl wh 26 oug h a 26 a4 27  I W6 28  ough 2 bS 29 4 a6 lak s y lo o a wnng oston 6  01





a62 AnandMshra Id 1988 1  e5  3 6 3 d �xe4 4 id3 d5 5 xe5 id6 6 00 00 7 3 x3

Th olouul 7 8  xS 9 dxS �x3 10 bx3 7 1   6 12 a4 S lad  unla play n lYusupov V nu 1980 8 bx3 

 oo sat mstk lak  noy

t on l and vlo v ]uky 16 �d4 S 17 � 7 18 �h4 W6 wuld  v lak plnty o o  ountlay u hs ws sU t bst opon 1 6 5 1 7 ex ex7  x7 x7 1 8 e1 id7 19 g3 6 0 ig5 5 1 3 h6  i1 e7 3 e 

H t qun s n v wU pla 2 Wg3 s ston; oUwng 2  h s 24 4 �  h2 gS 26 5 h om ountlay vn thouh la s  t a 26a4 a4 

152

5!? has lso bn sus 9 h5  h5 

 d4 5  d6 and Fth Mve ternative

is, A okoovchdorff Bundesi  2 ? ?   - 12 c7 13 .xf6 xf6 2001 b) 11  :8 2 d7 13 Je3 c6 4 xh7+ xh7 xh7 15 xf6 xf6 mgt vor Wt tly) 12 .xe7 xe7 xe7  3 e1 f6 f6 14 ab1 a6 1S b4  (1S�e4 �e4 16 c4 .e6 4 �xc6 bxc6 1S dxcS xc3 xc3 6 f4 xc xc 17 cxdS .xdS 1 c4 .e6 19 .d3 woud h4 h6?! (Cibu 7 h1  wt unea play (Yusuv) ve White real ta) 16 h4 Hweve bot 14 f4!? f 4!? and en 4 .bS!?  daidechussler an 1988), ad nw 18 lk ike easonabl impvemts for White had te chanc t play 17 c4 c4 18 Wht .xc4 .e6 19 .xh6! .xc4 20 .3 th a 9e1 clotwinng pn -   21 x O x  xc4 if foed smpy avs Wit 5�d7 �d7 6 a pece up a) 9 xd7 xd7 ns t 5 u p Intea I nteadd of 6h6 h6 Black should 7 xd7 7 00 Jd6 8 3 �xc3 9 bxc3 play 16g6 g6 7 x  when ybe 0 White has a sma pus dxe5  5 5 1 1  g6 g6 1  6 6  b 9 f 4 cS  c4!? cxd4 11 �xd7  1 1 0 dx g5  14 4 4 d7 cxdS? cxdS? �f6 12 c4 .cS 13 ??- 13d3 13d3 1 3 g5 14 e7 e7 1S f6 S? S ? 16 c4 4 ds no c7 nly leaves Black sighty ter   14 e1 aS! S b2 d 16 h1 lok cear at a  e sons  ly    and  s i deep oube Kuprechik  icult  icul t to vauate vau ate as me after af ter e  e eve Dveky Lnna 197 1974) 4) 1 .x7 12 thng ha on one move dS a 13   14 • .bS a Back 1 5 b b1   1 6 c d 1 7 4 hd nt be w  '66? 11 .gS . (1 f6 12 .x

9  �xe5

9xeS xeS I 0 xeS   a spcb a nave

1 7 •6 

afte wch Wht can pay: a 11  �xd3 12 cxd3  lks   d fr ack I  s unlkly at Whte can ueeze an adana out of h posion fo apl 13 b4  14 f6 (14 d4 .e6 15 a3 f4 16 b2  th chances fr th s) 14 14xf6 xf6 1S f4 . 16 .d2 d6 17  d7 1 h c6 and lack ad qua

Ft of a t s nt bvious what the ue is din hre cndly Back shuld nt v Whte a fee and to contu  atck on e kii Afer 17 17   18 • cS Back wud at wot only b shly wo  8  g7 g7

lack hd not vunay  th  ony dfniv pic Ae 18 1 8h6 h6 19 3 h7    21 .x x  h3 h3 •d7 2  thin lok b"k b"k fr Blak but his  5

The Petr Deence

sll ourale  the   9 f5 5

xf6 2 exf6 .d7 21  and Or 19xf6 he due ea of fx foowd y .xg6 cmined h h6 ends aU seculaon au he resu 20 xg7 xg7 2 •f6+ g8 22  0

G63 Aagaard-Legky Bust 1996 1  e5 2 �f �f6    4 d d5 5 �xe e7

6 d2 mih  a way o  fo  adan w lack has w mn ways o a) 6 66 6 7 '  h5  8 .xg6? des des no wok o k n accoun accoun of 8   9xg6 9xg6·· !  'x4 8 I h5 h5 x6 x6  2 £ 7 en i doesn hae enouh fo he ece) ece) 7  c6 8 f? Kn) 8 00 9 3 7 1 xd7 'xd 'xd7 1 1 00 4 12 'x .xg4 13 .f4 and W mh have  e ny  ny ed ) 6 xd2 7 .xd2 c6 00 8 'h5 c66 xc xc6 1 1 000 e8  9 h6 6 1 0 c 12d1 : 13 :C lks be for Whie) 8 xc6 xc6 9 0 00  h g6 1 h6 8 12 3 3 .f6 .f6 1 3 c3 c3:8 :8 4:fe 4:fe1 :x :xe+ 15 :xe1 .e .e66  6  4 .e7 1 7   .d6 1 8 .f4 .xf4 19 xf4 'd6 2 f6 and Wite had a i of ressure in Horassky Rykjaik 977 6 .00 .00

Th af t chice Othes inclde a) 6 6d7 d7 7 .f4  c4 is les danrus 7x x 8 dxS c6 9 cxd5 xd5 10 Wn . . 1 1 c c33 xc3 xc3 2 'x 'x 6 1 3 h3 h3 :d8 unclear y y Yusu; 7xd7 .xd7 .xd7 h unclear nsses o s 7 6 xd7 .xd7 7 00 .e7) 7  xe5 8 .xeS 00 9 c4 c6 10 c2 and W has an  accrdi o Euw ) 6 6c6 c6 so dsn fully euase 7 xc6 xc6 8 c4 0-0 9 c3 xc3 1 xc3 dxc4 xc4 1 1 .xc4 .xc4 

This is a i assie and Black can easily end u in a slightly ws sion Another sideline that is no lner oula is 56 6 6 xc6 xc6 7 'e2?  00 .d6 ansoses o 5.d6 .d6 6 0-0 c6 7 xc6 xc6 and 7 00 e7 e7 transose transose o 5.e7 .e7 6 0-0 c6 7 xc6 xc6) 7'e7  'e7 8 0-0 6 8 86 6 may be safr houh afer 9 :1 xe2 1 e2+ .e6 11 2 d7 12  f6 13 1 3 c3 c3   14 1 5 1 5 .x x 1 6 3 ie ins a e sih ed) 9 .xe4 x4 1 d2? tis lks me loical than x4 dx4 1 1 :e1  1 2  .7 .7 1 3 c3 c3 lO x4 0-0 14 .f4 c5? 15 dxc5  which v Black cnsidele cmnsan in PiUs uhlecer Much 19) IO 77 1 1 :e1  2 'f4 an Whie has ve thea 6 00

154

and now

 d4: 5

 

 d6 and Fifth Move Alternates

b) 8.c6 9 l1 l7 10 g5 dxc4 11 b) 1.6 12 d3 b8 13 h3 vs hite a sht d HozkeYusupov xc4 lb6 ..ld5 is puished by 12 undes 2 connued 13..c5?! 14 dxc5 xd5 xg5 13 x+ 7 14lx �x xc5 an hee he can pay 15 x+ 15 h5+ * 16 xh7lf6 17 'lg8
 ssibe is 9..ld7  cxd5  f4 dxc4 1 I xc4 nspos  9..dxc4) ...lxe5!? 11 dxe5 xd5 12 e2  13 d1 a5 ith decent cunteay. 0 x7

e pssiv 7lf6 ds not give  hances for uiy after 8lc3 and no a) 8 .6 9 d5!? l 10 c4 lbxd5  Wb3 c6 (11e6? is  sy invion 12 b7 .b 13 a7  4 7 .b 15 c6 l 16  xc4 17 lxc4 4 18 3 e5 19 l and h is much er GusinvEkdyshm t Petrsbu 2 ) 12 l1 d6 13 g  p

  7?

A susing sacce 11 f4 is nray recommended 12. 12 b1 (12 3 55

The Peoff Defece

s  3  f6 1 4 g4 bS 1S .e2 aS with near pay i nt methng Bak h avid) 127 3 3 .d6 4 .a3 .x S xa3 . 16  .e4 17  x 18  ae8 9 xe8xe8 2 xa7 e7 th hane r th ide, PieVn Gttha Hanve 1902

2 ld4  22 xe7 xe7

Bak i a bt tte hee

2 h ld7 24 lxd7 + xd7 2 ld 5 26 • d7?

Ti inaray aw hie e t ate Bak qeend and ate  en ntay t dw h hte    xf7  2 xf7+ mght have en ae  ave the w any A ie i 1 3!?    e  wy it  dentey wh tring  .6 14 .b6  .e7 .x7 6 .x  w 26 27 S with a t bt x 17 xe7 x3 18 ax3  9 e endr e h a deedd endme 27 f4+ f6   a5 29 ld6 •x4  2 xf7  b+ 8 4 le b6 

e ny mve t engh t ght n eqa te  

 mght be t ah a dein Ate S .!? .xa3 6 xa3 S 7 4 the p n i e e, thgh it i dift t be eve that ak h be we  5.f6 6 b2 f5 7 d5 d7 8   9 dx6 •x6 20 a e6

16

0 lxb6 •xa2  7+ d7

hite a heve a w ater  /7 32a6 b 33 h2 e1  4  3S a7 2 lxf6+ f6  •xd7  + 3 2 � 5 d8+  6 g8+ 6 7" •d8+ 6  8+ 5 9 •d7 + W4 4 •xg7 d6+ 4 g  42 •xh7 a  •2+  4  + a5 45 

�%%

 d4 5 . Jd6 and Fifth Move Alernatives

ur

f 1 4 S 2 �£ �f6  d4 �4 4 .d3 dS 5  �S  mov S6  v i iw of h s poblms B s   obg of  ws I o vi  s i S. w  mid; his oo is o mbos d dos o hv y so a A S.d6 itt  h fod  6 00 0-0 7 4 .S 8 dS �6 9 dS dS 10 2 �b4 t  .4 �2 2 .dS w  y  i s hooy ys d d  pp   m pms fo   m of n  dv h f s 7 2?   e5 2 �f �f6  d4 �xe4 4 d d5 5 e5

S.7 Ga 6

 d6

 0-0 0  7 c 7 2 Gm 62 7  G 1 6 7 xe5 7�6 Ga 6 8 dxe5   Ga 59 





5�e5

6 0-0 

dxe5

5

CHAPR GHT 3 d4: Fouh Move Alternatves   e5  �3 6 3 d4 x

Atr th basic pnng mvs 1 4 S 2  6 3 d4 x4 th sin asin atr 4 3  5xS is cnsi   a tbiya. This b chaptr cvrs ans by Whit an Back n mv ur Ar 4 3 it t appa that Back mst n his kniht with 4.5 Hwvr, n 993 ranmastr Jacb Mry mn stt a paraxica atav in 4c6!? (Gam 64) Whit can captr th knight b is nab t rn i t (5 x4 5 an  5-4 r  d5c5 6 xc6 4) nc 99 M's a has bn mpy n many ccasns by m< lmass 4 5 is n ayd inst  4 d Csy 4  c5 tyn t  h inav by atckin  s npar Pm r pr spcv s m nn manas amd at prsan rars  ts avanta  nt pacary cnvncn ( am 65)  cninatn 4d6 ansss  h hiidr Dnc (1 4 5 2  6 3 4 x4 4 x54) an is nt iscss hr In h man n wth 4 d5 h mv 5 3 (m 65) s intca t 4  5 5 x which s pt ass rrss  acs spn (c5 7 r ..c6) Th whit pwn n 5 s amst n ncnvnnc an n bcms an bjct  a tack 18

 is m natra t aack th cnas kngh wh 52 (am 66) whch is n  h ms ashnab vaians i th  Dnc hs ays Back can swap n 2 pac hs knht t c5 mpr ts pin by mans   - r  r carry n w th vpmn a 5c6 r S.7 (prtctn h n in cas   an xchan n 4) am 66 shws that a()  cntinans a it ranab

GaPJe64 Tvakov-Forntos oro San Gimgo 4  e4 e5  3  3 d4 x 4 d3 6!?

3 d4 Furth M Altrnatis

Tis move s a shki novelty when it  apared n 1993 Nowaays, o cours  has lost ts surpis value  x

ite has a lar numr f pons a) 5 .xe5 .xe5 (5.c5 6 c4 .xe5 7 xe5 d6 8  d7 9 e3 c6 10 Lc5 dxc5 II 00 vou e, whilst 5d5 ses  4 d3 d5 5 .xe5 .c6) 6 xe4 d5! 7 xe5 dxe4 8 xd 8 9 .c3 b 0 5 �e8 11 000 g4 1 d4 xc3 13 c3 h6 4 xe4 h3! (a tyical Shirov move he payed nst m) 1 5 h3 hg5  1 xh 17 5 � 18 e :8 19 x7e5 0 g8+ �7 h a ky dw, hvmman ijk  Z 1998 b) 5 de5 and now b1) 5 d5 6 exd6xd6 7 0-0 e7 8.c g4 9 5 4  e (10 :1 x£ 11 6  4 13 .x 14 x   '£ lds to a wdly complex posion  chance or b sdes; noe 15.d4?? 6 .f6+ � 7 h6 mae!) 6 11 h3 h5 1 :1 0-0 13 .x7+ x7 14 5 xe 15 xe Wf6 16.xe6 e8 17 Wg4 Ax6 18 xe6 e6 19 c  wi lvel hances YakovchMakayche Es 1995 b) o ne s s5 6  .xd3 7 xd3 d6 8 f4 dxe5 9 xd8+ xd8  xe5 6 11 :1 d7 1 xc7 c8 13 5 c 14  c6 15.b3 x£ (an roeent ov 15b4? 16 .d4 c4 7 :c xc 18 xc �d7 19  e7 0 xc6 bxc6 1 d �c8 2a5 c5 36  a cle ed for hite n Bezov Coa jubljana 1995) 16 x  17 4 c5 18.xc5 xc5  n <>ua s

.c3 c6 13 :1 c7 14 g36 15 d3 e5 6 e3 d5 advakasvKone Jodh pur 3) an w 17 d ab8 18 b f6 wt a ev psion is a possble con nuaon 5 .d5

6 7

6 .xe5 dxe4 7 .xc6 bxc6 8 00 d6 9  00 10.d (10 xe4  11 :1 h4 1 g3 'h3 lks danus) 10 11 4  1 b3 Wh13.xd6 cxd6 4 d ves a dynaicaUy baancd pst, Hcek  Barua Moscw 1994 6  g5 leaves Black wh a wde n of choces a) 66 7 .xe5 xe4 8 h5+ (8 .xc6?! bxc6 9 e3 d6 10 c4 00 11 c5 e7 1 3  13  �h8 14 3 4? 15 f4 o 15 xf4 xd4 16 e3 We5 h acking cances accodg to Folyanov  5 16 1  and Black had an atack n ur evFolyanov oscow 3) 8> 9.x6 hx10 x �d7 11 xf6 (11  �e8  w a dw s o coue ssible) 11h6 1  Wxh6 x6 13 xd8 xd8 14.a and  vue this ende as sghy favouable  5 d5 was ment to give hite an ede nce un  me but we cannot see how fo te b) 6d6 7 dxe5 W4 83 dx4 9 a3 .  c5 6 dxc6 e4 7 cxb7 ( c4 ex£ 8 xd7+ xd7 9 Wx e7 10 e3 c6 1 Wa?! 10 .d4 .xe5 11 00 d7  .x4 d5 xd5 1 Wxd  13 xe .xe6 ? Black  in a d y bu esisnc 4 .d 00 15 -0-0 was dwn in V K s spssible) 13 : e7 14 bb6 15 v-rolyanov Russa 03) 7b7 8 e xe7xe7 6.c5 d8 17 We 0 Paac x 9 x£ x£ 10 x d6 11   Ks ldbch 1997 Instead o 9a 15

e Peof Defence

.

Bck cn  9 b2!? 0  c   (r 9 5? 40  h! n Bc b  2c7 � 8 e 4 n) 9 0  e6    h   5  e5 th  e n  wit  ve rng tck f ck  pn 7 i4 8 if4 d7 c) 67 (te n ve) 7  4 8 8 g5 i  encn 9 g  0 e 0 f6 9e    . 2     . 4 00 .c 5 bc 0-0-0 wh  e enn  9  . t  (Aek• eeBez n 22) n  0h6  g .g7 2 f4 f4  .f 6 Bck h he fcien cnte py 9 �bd2 f5 1 0 i3 0-0 1 1 0-0 ic 1 2 3

2  4  4 .4 4  b2 5 b .c 6 4 7 g 8 h 8 e Bck  ng tck  vhnkPvic Nv c  996 1 2ib6

h nther bnch O 25  c ( ?  n c) 9 fg5  c4 b4 c ( c5  wrk n ccn f 4  wth  ce e 2 e 7  e4 4 45 vnge fr Bck)  4 4 4  wi 6 5  6  n nc e i bn cntey  ven by My) 0-0 2 5 4  13  5 14 e1 �d4 15  6 1 4 e 4   5  v 3 �f5 ite c2) 9 e7 0 4    0-0 2    2 n-bner Frnce ) n ftr  4b5 S te chnce e eve (bne)





6 ...h7

1 7 �f1

7 f4 w b e y 7g5 8 .g  w  ng tck  1 7..3 18 �x3 ixf3 19 xh2 20 1 6 21 d3

•3 I

 2 e2 4 22  c4 2  7 dxe5  24 c4 c4 25  8 n 75!   we 77 8 00 5 9 en vr Bck 60

 d4 Fourh Mov Arnaivs

1 4 4  d5 + 23 d3 d3 4 •d3  25 e6

Is acceletes an uncomfoble posiin into o oubl A 2S  cS 26 2 8 White s  only somewhat s 5 5f4 f4 26 e2?

.gS d6 10 e d7 1 �c3 h6 12 .h4 gS 3 S � nd Bc is unde ack ut nothng is clear) 7 'dSx1 8 hS e7 9 .S + 10 e2 e6  �c3 h6 12 .d!? c6 13 xe6 dxe6 14 xc7 wih a posion most imssile to undend withou dicang days o weeks of your life o it! b 5 dS .x (S�x? 6 xcS �xh 7 gS f6 8  f6 9 .h4 is obly loing for Blak)

The last chance was 26  x£   2 28  fxe,  Back has eve ance of winnin he ende 26 g3 g3 27 le3   28 2  + 0-1

Ga65 Nevednchy-Colls Mon 203  e4 e5 2 f3 /f6 3   4 de5

An unusua oe One rther opon i 4 S when 4d6 d6 S �£ nsposes to 3 S d6 4 �x4 �x4 S d4 nd 4 S S S .d3 sses back to 4 .d3 dS S �xS   d5 



4d6 d6 nsposes to he Phlidor Defence I 4 S 2 � d6 3 d4 �f6 4 dxeSxe4 ch is ouside the cop of s k We ll ay hove hat White i nely uht  have a sligh adanta 4.cS!? .cS!? lads to vey hap play:  S c4  (S x+!? x+!? 6 e2 e7 e7 7 WJ3  8 3 6 9 .3 xe3 10 xe3 wih nce play  o ssible) 6 .x+   6 6  7 dS dS e8 8 xcS �x  9

nd now ) 6 d1?  7 c4  (aer 7 77 8 3 c6 9 d3 .c o  bS  3 �+ 12 x x 13 x x White has a srng nive fo the exchan) 8 l2 6 9  �xe4?  �xe4? (afe 9 d3 S 10 xd6 x6 11  �xe4 'xd 2 .xd3 fxe4 13 Le4 . 14 x x the posion has pidy ed dwish) 9 cxdS 0 �d6 e7 11 1 1 .S f6 (16! (16! 2 .xd8 xd8 3 �gS xe 14 �d d4 1S �xd xc4 16 J and Wite hs the dvan 12 xdS �c6 3 exf gxf6 14 �x+ e8 15 �6+ e7 16 f4 wih vey uncle pay  cou White coud take a draw by eal th 16  � 2) 6   7 3 (lck woul t away to easy afr 7 xf6 �x 8 e  9 gS .b6 10 3 6 t f4 h6 12 xf6 'x6 3 xf f6 aftr whic Whte cannot y jusfy he loss of a ) 7c6  �xc3 8 xc3 h4 9  �xh4 'x4 

6

The Petroff Defece

0 g3 'e7  �/6 2 c4 '6 13 'cS 6 00  6.7 is aso sa: 7 lc3 . 8 'e wih uncar pay    mprovmen) 8d3  9  e4 10 Wx4 dS 1 exd6 lb4 4 (9lx4 dx4 dx 4 0 .x4lxc2 1 1 j e6!? lxd 8 2 xe+ xe+ xe8 xe8 3 x  .xc2 .xc2 s smpy qa u 9 e6!?lxd (3 (3.e6? ooks safer; aer 4 . th  cxd3lxc3  1 ex+ x 125+ � son rans v uncea) 14 -c4 �h8 3 xc3 .f6 migh v he sgh r .6  f4 cS (or Ilxc3 lxc3   IS e1 W 16 77 17 -d2 and e sur) 9.6 had  ackng chacs n zko lcxa2? 12 g6 fx 3 le6 Wd7 4 Tiano eovsk 974 xg7 8 15 .h6 wh a e comp psion)  1  lxd 2 cxd3 cxd4 13 fx 5 d3 hx 4lxe4 dxe4 5 xe4b6 6 b3 0 Sl2 s consdred n e nxt m 5 xd6 maks no sens: 5 -xd 6 .e2 7 .b2 ad8 wth ee chances eved 00 7l2 - 8 6 9lx4 -xe4 0 nichyPket, ord Championship Ne   1 d3 •f6 12 . x 13 c3 hi 2 ad8 4 b3 b6 d Back ws  bt te  terr 7 7 lbd2 lxd2 8 .xd2 l 9 .2 ovNakh, nind 966 lx2 10 'xe2 'd7 11 h3 .x 12 xf xf 5 c5 3 c4 000 4  •6 15 .g5 d7  xd5 xd5 xdS 7 cxd5 was ard dawn RomnshnMakachev Fnze 985 7 c3 8 bc3 c5 

O  7 7 9 £4 00 0 h3 hS   'c8 12  .g 3 3 .x (Kuoso kachk t sbu 21) and now  s 13hx6 4 xd56 15 fd1 d 6 3 5 7 a4 b6 h an ucear u cear posi on Een so th txt mov sms mor pdent 9 f4  1 0 h3 h5

is s h ms cv move bu Back has rasonabe aaes: a)    6 00 l3 7 x3 . 8 lc3 c6 9 l4   4 6 1  .d2 la6 2 2 a3 -cS 13 .3 (3 h1 .xd4 14 •xd4 . 5 clc7 162 eS 17 fxl6 18 'b4 7 v ack o pay in chi fMason Brsu 889) 3 3'7 '7 4  .b6 5 exf66 exf66 is unc ) 5.e7 6 00 00 7 h f6? 8 c4 c 9 c2a6 t x4 x4 (0 cxd5 cxdS  -xe4 dxe4 2 1 'c7 3 x4 x4 .e6 s messy 0dx4 dx4 1 xe4 eS 23 c7 c7 3 . 4 x5 Wxe5 15lxe5 .cS ad Back has sufcien counteray or hs paw DcLnn Man 23 162

1 1 

This < ve rsky A mo odst a pach wh    .b6 2 bS �h8 7? 7? 3 .xh7 wou  bd nw

 d4 Futh Mv Atnatvs

d fr Black)    14    d5 7  cald fo, achn a s tn wt chancs o h sd

A ad ta s 18.. 18..a4? a4? 9 b5   d5 c whn  s pobabl mo plasant o  Bck

11   g6 g6 1 2 e1 b6 1 3 g3 g3

19 f2?

1 3 f5 f5

1 1d4 s w 14 cd4d 15 �d4 d4 6  h 17 d4 d4 8 %d1  and  has man was  s u  adan n t dm 14 2 8 1 5   •e •e 1 6 e6 e6   1 7 h4f4

Blac can can also also pla  sa 17  aS 18 18 d2 d4 19 �d4 not 9 7  2 2   21 W c 22 4 a 2 a 7 24 c7 6 and Black ha h ad n 9 d 20  �d4 21 4  2 4 c ' c6 bc6 whn lhouh   ha nou copnsa n fo a dw h n  ab  

An undnd sk as  s scad o alow s kn to  oo  to h on. Howr s s  wort of  two e and Blac n ha a  sn ck Th t s 19 W4 + + 20  d6 and now a 21 55 22  �+ 2 W  24 Wh + 25 W2 4 offrs Black Black comnao bu  s    l tat  wU su h attack b 21 W sus o Back a h shoud shoud tt fo fo  a daw d aw a af 2L7+ 2L7+ 2 W4 h4? (2 d6  ua chck 2 �h4 h4 24 h  25 d5 d8 26 c5 t s not so obous at Black h ucn compnson or h chan T  kn ks ang bu Baks pcs  no hat ac 19  e4 20 5

 2 6 21   h  a o olow ds not hlp h lp h at aU. 20   g4

O 2. 2. ! 2   2 W d4 and Bck has d chacs How,  m connuaon ms mo ns 21 1 •e6 22 g4

18 g3 2+!?

Blacks ack  also sb atr 22 4 d4 2 �h4  24 W2  16

The Perff Defence 22g4  e2 f8 24 g1 f3 0-1

G6 Smn-Aeman Haa 1995 1 e4 e5 2 f3 & 3  e4 4 de5 d5 52

 shoud py 10'e7? 11 lbS la6 1  S  13  c4 e5 with a messy ps on) 1 lb5le6 12 c4 a6 13 cxS bS 1  e6  xe6 5 .xb c6 z Vookin�  Mkhchshn oz 21 In the n son 6 .e2 7 17 f4    a2 19 00  apa to ffer White m  chces  c2) 6le4 .xe4 7 .d3lc6 8 00 .e  9 e1 .x3 1 xd '7 11 .f4 000 1  a3  3 .d2  4 .c3 4 5 b4 he  .b4?! 6 ab4 lx4 17 c4 lc6  ! wth a   pus fo Whe e  b? 19 bS lxeS  leS eS 2 xa7! 10 ekMikhahhn, Zrich 21 6 .xe7 e7 7 xf6 f6  xe7 lxe" 19 e1 g6 20 h3 d7 2 e4 with a s �   fo Wh (Gek)  c 6 b3

5  e7 

ck has many aaves to his mes  move:  a) S6 6 .bS .7 7 e2 a6 8 .c6 .xc6 9 4 lx2 10 .2 .d7 11 000 h4?! (11e7 12 h 00 13 f4 m   a bt ter for it bu the advn is no hat obous) 12 e6 4 3 d7+ d7 (Manka-chmit Geany  996) and now afte 4  a4 15  White ou have a ve pmsing ack  b) 5  6 ex lxf6 6f6?! 7 lxe4  de4 8 g5 6 9 e2 wou be d fo Back) 7 c4? d4  .d6!?  cxdS 0  9 .e2 lS ks equ) 8 .3 .e7 9 00 00 10 1 cS? an imovment over 0 lc6?! 1   aS 2 .6 13  h6 4 cS! hxS 15 cd6 d6 16lxS th a cea d in  vshnkov-Resky, Posk 1992) 1 b4!?  cxb4 12 c2lc6 3 cS and Whte has com  naon fo the pawn  c) . mht not ead to quity, fo  expe  c) 64!? . 7 h4? .cS l2b3 hS 9 lxcS lxcS 10 .e3 d7 may Back 

64

 and no  d1) 6xb3 7 ab3 7   3 7   c3 s I 0 .c2  11 b4 l6 t 2 d 'd7 13 00 .hS e wken 13>?{ s payed in vanchukKasmhano Es 199; now aft 14 4 00 15 a4 c6 16 h3 4 7 h 6 18 f4  8 1 h We wou have enjoyd a cea ed 4 ld4 .g6 1  .d8! 16   c6 1 d6  6 1 ed6  xd3 th eu hances (Kasimhanov)  d 6  is aso son 7 h3 hS S .e2 6 9 fd4  2 10  x2 b3 1 x3  7 12 f4 000 3 000 6 1

 d4 Fourth Move Alternatves

2 �7 wih level pospec, Kalv and nw pan, Mocw 1991 Mo comlex i 8 a) 8.g5 isnt danrous 8  (8.c6 c4 .xb3 9 'xb3 �xO 10 xb 7  O 9 .xe4  1  d3 xeS 11  cxd6 6 1 I cxdS .xS wi uncl lay is pos 1 �x£5 0 13 0 � 14 f4 �cS 15 b as we 1.d7 wh uncl ay fo ad1 ae 16 d ef te wh se  xmle 11 O .xeS 12 �e2 c 13 cxdS chance in ordachescuChi Fengton Ulan cS 14 dxc6  and Back has om Ba 2) 9 c4 x5 o xgS 7 1 naon for  pawn �f4 . 12 b3 aS d we hnk Black  ) .xd 6 'xd2!? (6 �xd2 �e7 give euais b) 8 .d4 R d7 9 �f4 .c6 10 0 n nda sion tat has no been inve ted very much; a possble connuaon i 7 S!? (after 10 11 c4 .xd4 12 xd4 d  8 h S 9 -0 -0 o  d7  13 e6!? 6 14 d7 e ha btained 1 c3   c2 6 13 � c6 14 g4 an unlast pssu)  gJ hS 12 bS 6 15 'c �gS 16 ad1 �xd 17 'x  13 e6 e6 4 c6 14 xc6?! hx3 15 e7 wi unclea lay KoZulful .xd xd 16 �xd7+ xd7 17 xd7 d7 lLnbul ) 6�e7 (o 6c5!? 7 �d3 8 g3 Wd6 d Blacks acvit ves hm a 6 8 cJ h6 9 0 �e6 10 :1 7 1 I h  endme) 14bxc6 15 eS  16 d7  chances fo h ides) 7 'f4  .b3  (16 17 cS c8 18 .xe4 b c6 8 e2 00 9 0  10 c4 eS 1 x 9 Dhg xg1 2 xg1 oks ve xdS cxdS 1xe5 .c6 ds to equat 13 rong for ite) 7 4 e7 8 g4 7 9 xc6 bxc6 14 b3 cS 15 3 b7 6 ac 3 d tes sion s efeble, 8 17 � D7 18 De d4 19 d3 6 antohl Rehyon 3 ow  �c1 Wh8 21 f4 :7 2 x7 xe7 2  insd of 12h4 Black shuld pro d2 �e4 /  idemk os Her bl play 1.d4? 13 xd7 d7 14 nas 1999)  8 'g3 � (8 f6? 9 xd4+ We6 1 h3 (15 h4?) 15 h4 6 h2 h6  1o 00 c6 11 �c4 �e6  3? 17 3 e with comnsaon for he xdSI �xdS 13 e6! �x6 14 xd8+ d8 wn hough te safe yet acve kng 5 f4 ves i a cea ed) 9 c3  10 6  2 .c6 11 0-0 d7 and Black em t  n \or 

6b5+

oe cica is 6 .xe4 dxe4 7 'xd8+ xd8

Aso posible altou aaing les lica s 6�d7 7 2 c6 8 � c 9 .b3.xd3+ 10 cxd3 cS h unclr pay 7 id35

7 .xd 8 xd2 cS 9 c3.c   , 165

The Peroff Defece

 wh lee chances, s smpler 8 e2 g4 9  e2 1 0 •e2 bd7 1 1 00 

  0·0 12 f4 6 3 2b3 x4 4 x4c5 s camer although the son remans tebly ouble

20 e1 e5

20d3 wol los t 2 S WxcS 2 .e3 W6 23 .cS! WxcS 24 ac + wi mat  folow a ey nce ne 21 b3 d3?

2 s est, althgh ths can be 1 2 �e& fe& 1 3 •g4 e5 strongly met b 2 f4? (22 .a3 We6 2 Black must ake accept he chaen xc6+ W 24 '7 e6 25 g4 Wx 26 13W7 es hte the nae after 14 x6 :e6 27 cxS .xa3   xe6 W  c7 5 .gS he8 16 f  Blacks lks fm for Blck 22 xf4 2 e4 s kng s not realy safe  weaker ue to 2 .a3 We6 24  x 25 14 g7 tg& 1 5 f3 Wd7 xc6+ W 26 lf4 27 xf4 xf4 28 Aer 56 6  .xgS 17 .xS c7 an Black s lst 2 cxdS c8 24   7 8 c3 ht s sghy ter accor .8  .a3+ WxS wth uncea play O ng  Greenfeld computr prefe ck, but tha asssment 6 c4 can chan n an nstant!  

22 a3+

 6..•g8?

Black shoul poby pay 6 7 22 c5? Back s er o playing 2 W6 fter 3 g 18 :1  9 3 xc4 2 d Wc7 21 c2 .cS wi a ery uncle 23 cS+ xS 24 xc6 .6 25 a poson (bt not 9.xe? 20 xb7 W6 e7 26 xeS+ WxeS 27 .x6+ W Black 21 cS WxcS 2 . W6  .c5 an seems to sue maculously Howeer th mat i mmnent sonr 2 .xe7xe7 24e5 WxeS 25 1 7d4 f8? xe7+ W4 26 e  te a ver an 7.d6 8 cxS exS 9 :1 k to  rous aack 23 c5+ ! wc5 24 ac1 dc4   hte a slgh e 1 8 a7 f3 1 9 b7+ Wd& 24W6 25 cS W6 26 a woul pck Ar 9  We8? 20 c .8 2 xc6+ up the k 25 c4+ 10 W 22 S htes son s cshng 



 

66

 d4 Fourth Mov Altrnativs

uar

I�xnce has pvn ha  h cas of 4 dx5 d5 5 b2 (an 5 d3) Black manns e< Jubum in varous ways. Howv, k n som oh sysems of h Poff Dfnc t s cu fo lack o mov fom a sold qalisaion o sng h av. Tha's why  cmmnd ryng h sharp 4c51? - w can d any adaa fo Wh afr r 5 d5 or 5 c4 Muy's blan dsco (4c6 loos acal and p a  sgh In c,  s u clea how  can n vn a slih advana n any cas 5 xe4 5 6 x7 (as n Game  canno  commndd for Whi snc t vs Back acv counelay 1  e5 2 �3 �& 3 d4 � 4 de5 (D) 4 d c6 (D) - Gane 64 4.d5  5 d3 Game 65 52 - Gane 66

4 dx5

4 &6

4d5

16

CHA NINE 3 d4: Black Plays 3 exd4 

1 e4 e5  f3 f6 3 d4 ed4

In is chapter   w discuss 34 Blacks man tav to 3  .x4 iy tough lt's brey   ovr  couple of her s for Black  mov 3 6 simply   s to th Phildor Defnce, which is out si  sco of his ok e symmecal rcon 3 5 rw play nns s fr back as 1 (PilsbuMahaQ but bme  escly nocabl aer te teinnstein me ili 966) At e ame me this me cntbu t th dece of 3.d5 t has n proven that White dsnt have t ns to he other lins of the e Defnc wih eier 4 S or 4 xe5 x4 5 d3. nst he connuaon 4 xS xd4 5 bS+ bs he syme in Whits fvo (s the not  Game 6 Movin onto  4 lts ve asi th Usov Cbt (4 c4) since his is he ishop Openin (  e4 eS 2 c4 f6 3 4 x4 4)  he Two Knghts Defence f  4. c6 is plyed). Instad he ames in s  chapter ar doed to h abiy ftr 4 eS 4 Whits ma choic is the bvious 5 xd4 Ge 7). fer S...S 6 xd xd lck faces a drea psct f h· ing for equlity wih ny a sliht chnc f se;ng th iniae is is why ne f the 6

numous ideas from orozevich S.. !? is n ncing opon (se he notes to ame 6) acrot appar to hve chosen a cect repy, with his sn bein prfeble after 6 c4 cS 7 xS!?cS 8 gS L's t back  th main lin S..S 6  ex6 x6. he spcic fs of ths sion e te o open s in h cene he queen on 4 hat is vunable but puts pressu on he nmy cap, an the black kh on d6 hat has Jed sbily bu prvns Blacks evlopmnt o void cn fusin wi  anspsiin of mvs w  colecte all h lins where White dclnes t ply he most nal mv 7  in ae 9. In this cae it is intersn to const th ypical nchtt .-g7 with th m nouvre 1-2 lack has various ys to ptec hmself  after 7 3 c 8 f4 the of which  sdid i me 67. The arangement wi .. e7 n .6 s effctivey mt by th uenside castln plan The tck on the c2 pwn by  is not popul in vi of  b5 bu Whie oesnt ee t hav a sub snal van>. e n part of Gme 67 cncnttes on he surisn 8 ? the knh movs fr the fourh me ou of  eiht t prpr atckin the enemy un  wih .d6 Ths ia was ril for th t

 d4

me duig the Kapav-Kav mtch (New York 990) A fouh opon, he ve fsionable anche of e black bisop  wih 8    covee in Game 68 Hee cas n ong ks mo risky fo Whte han nst 8.e7, but Whte sll ns ber e paadocal S .b5 acte our at non al empoyed t a w mes) and is coveed in he annons o Gme 70 lck an urn the m ino he Bern De ence of the Ruy Lz by mns of 5  transposing t a line hat is mless for lack (1 e4 e5 2  c6 3 .b5 f6 4 d4 x4 5 e5 4) A woy alternave i 5c6 6 4 aS 7  x (eres) 8 0-0 h3! (Fuwe)  ano ineen move hat de tys Whites pawn chan The mn par of Gme 7 concent<  n e nteresng mov 5 e2 tei s cusd s move n hs k M   (1889) White atcks he ceni nh frm  e-e  ordr to pvent lack frm strenghenn e knht ith er the d or he fwn owever afte s. 6 �d !? teini) t i poible to imprve suport he kniht h 6 d5 7 ex6 , wen Black has th iative ats  why Wite prefer e caer 6 2, while ack often res w 5 5 after 5 e2 Blacks play in he openng  ame 70 s s considere to be a pefect ml  



Bk Py

  xd4  

c3 dxc3 9 8+ �xd8 1 x3  11  d8 (teinBronsten ls 1966  he tein could hve obined a seable advan   124 .b6 13 b3 .c7 14 .e3 4 e5

4 .c4 nsposes to he Bisops Open ing (2 .c4f6  d4 d4 4 4





The only sensibe move If 4d5?! then 5 'xd4 c6 6 .c4b4 7 0- xc2 8 .x+!  9 c �e8 0 xc2 and Whes avn is clea-cut 5 

5 d5 

Moroevch has risked he remarkable 5  ! he:

Ge67 CabreraCollas Mag203 1 e4 e5 2 �f3 f6 3 d4 e

3d5 is nfeo 4 edS! (4 xS xe4 rnsp to 3xe4 4 xe5 ) 4exd4 (afte 4e4 5 e5 xd5 6 .c4 .e6 7  .d6 8 .xd5 .xd5 9c3 c6 10 'e2 Whte as a clea advant usuv) 5 .bS c6   dxc6 bxc6 (6a5  crical but t is much te after 7 3 bxc6 8 xd4 cxb5  O c7 1 dxb5!? 7+ 1 .e3 .b7 12 f4  ZnoskoBovsky)  .e2 .c5 8

) Aer 6 f6 xf6 7 .g5 c6 8 h4 e7+ 9 .2 + 1 xb4 .x4+ 1 b2  it s doubt at te has any advane 69

Th troff Dfnc

b) 6 c4 cS  'xcSI (he qeen sac  s f c nl empary; nstead  d5 x 8 We2 e 9 2 f6  d3 dS 1 b c 1 2 Wx / 3 W2 cxbS s ve cmpcat)  xcS 8 S xS 9 xgS 6 0  6  xe6 (  b6 1  d b 3 c4 0-00 4 3  1S ad1 S ve Back cuneay n Bact-Mrvch Bel 23)  de6  f4 a6  3 d2 and lacs sn s slhl camd 

�xc2 5  d3 6  8  d4 �a6 (ae 6 ax ve 8 00  9 S xe3  x as clearly tter fr he) 1 xc b8 axYsv Re d  98 Nw hte shld play 9 xa6 aS+ 20  (n 0xb4 2 'xd6 d 2 b4 wnnn mmedaly) 2 cSI xd4 2 LaS xb4 2  w  wnnn chncs ) 9e+

6 ed6 d6 7 c3 6 8 4 5

Otr an 8  se Game 68) Black has w nfe pns a} 8e 9 d3 (as  enh s 9 3 e6     S xS 12 xS e 13 xe xe 4 cS fd8 5 �e when hes bshp par  e se ) 9 �e6  e3 �f6  1 0-0-0 xc3  bxc3 £6 (after �xa 3 c4 '£6 4 e te keeps te nave) 13 xf6 f6 4 d4 d4   d4 W 6  b6  f4  8   9 4 and Black was der seve pss Parkan-Kvlapv Gns 998 b) 8  � 9 bS

an nw b) f 9 �xc then 0 s wns n snly b2} 9 xbS  xbS e   and c ds b3) 9e  xc6 bxc6  1   12 xc6 e8 3 xe+ xe+ 4 e3  70

wh a her spl b4)  W e4  xc6+ xc6 12  e6 13 xc6 bxc6 4  'c 1S W e 6 b3 a6 1 �b2  and  has a sh ed nstead Kvansaan, crrespndence 96 cnned 12 0 3 xc6 bxc6 4 'a4 bS  S a Wb8 6 3  1 'xc6 4  8 a6 cS 19 a3  20 xb Wxb 2 c �b 2  when  was smply a awn p  e smple 0 e3 s als pmsn xbS 1 xbS b4 12 x �xb4 1 3  d6 nt 13aS! 14  �d3  S a4 a6 6 4 6  xc6 bxc6  8 xb6 cxb6 9 S  0 xc6 he8+ 2 Wd dS 2 4 and he s a  p) 4 xd6+ cxd6 1S 00-0 e6 16 d6 xa  cS!  8 xc6 bxc6 19 x Wx 20  dS 21  e8 22 Wc and es beer scr  hm he e n Ma lvclmv  968 9 d2

he hs a n f pns b Black

 d4 Blac lays   xd4  

shold b n   cass a) 9 bS .4 1 c aS 1 1  7 2 x7+ cx7 1  4 S 14  f6 1S  a6 16 xd5 axbS 17 4 c6 ad h Xon s lvl b) 9 .c4 d6 10 4+ 7 17 s what i wan  1 d2 x4+ 12 x4  1   J6 1 4 .x6  15  a8 6 fgS S 17 c   8 a4  19  h6  xd6 xd6 2 4   b wh a s advantag inshNksans R 2) 1 1 2 0 12 dS  1 0 cd4 1 4 g4 8 15 f4 x 16 'x d4 17  c5 h mo passv 7c6 lvs Whi wth h nav at 18 4 6 9 S S 2 .) 1 8  'b6 9 4 7 20 c 6 2 x6 x6 s uncl n vakvY Ronang, Gronnn 1997 c) 9 bS .d6 10 4+ 7 1  g f6 2 2 d7 1 0 x4 14 x4 7 15 g4 a6 mor accurat s 156 16 xd6+ xd6 7  � 8 g 8  9 x ¢x8 th qualy shvl 16 xc6! Qnstad 1 6 .c4 6 17 xd6 Jxd6 18 d 1 was d dawn  Kasarav, rd hamponshp am 10, N York 1990) 16.xc6 17 h x4  8 x4 d6 1 9 2 �  4 c4 2 4 and Whit has an 

A bold and cl <n sacc  smpl 1 .S lads to quat atr 1  x5 1 4 bS 00 5 h f6 6  .c6 1 3 1 4 �5 d7 1 5 �g7 d

nstd 1S7 16 h 6 walk nto oubl 1 7 hS+ � 1 8  and lack  s  much maial  spg m th mang nt  6 g5 c8 1 7 Zd4 Zg8?



9 d6 10  •e7

Nw Whi rns th saccd matral w ntst ck should play 17 c6 an now: a)  18 xa4 xg2 9   and ack wns mo matrial b)  wak  18 xa xg2 19 . 8 19 ! 20 x xh+ 21  xh2 2 xd �b8 2  s uncla) 20  hS 21 xh5 bSI   xh5! and Black  much bttr c) B s 8 hd 18g8 19 .+ 8 20 .h6 'xg2 wh a massvl cmpl catd son 18 g4 Zg7 1 9 d7  d7  f4 Zg2 21 d6 cd6 22 d6 7 23 Zhd1

h m has smpd lavng  h a usful x pawn 23 c6 24 Z6 Zh2 r 24  2S h4 nd Wht kp s 

10.d7 11 00 cd4 12  �£ 1 c4 w quat s so accpbl 1 1 e2 d7 1 2 00·0 �cd4 1 3 d4! ?

matl advana

25 f7 6 26 5 5 Now h ing s  dan Black had  7

he eroff Defen

take e kh ven ouh   endn  probbly lot 7 a3 :h8 8 b4+ 5 9 :d4

9 5 

The ki  o cau ate 29a6 3 c a4 3 b2 .d 32 dS  33  b 34 6 a 3 cb ab 36 dd6 30  Wa4 31 �c3 ¢a3 3 b5 :h1 + 33 ¢d 1 0

Game 68 StefanssonYusupov Eu 199 1  e5  �f3 �f6 3 d4 ed4 4 e5  5  d5 6 ed6 �d6 7 3  8 f4 g& 9 e3

Prpng  le on ihu worn au the proct o doubled pawns Ate navely 72

a) Ge "dy o kide can wh 9 JbS i o aonable 9 J7 0  00 1 1 Jc6 bc6 2 Je3 b8 1 3 ab1 aS 14 " (i cl ae 4 Jc 8  4 JS 6  Jb7 17 d1 •S) 14e8 1 Ja7 b7 1 6 JcS (  6 Jd4 ve Blac the opion o 6!? 17 c 6 H h . w a ha son) 6J 1 7 a4 4 1 8 l c8 19 d4 c3 20 .c3 J c3 2 bc3 bS nd Whie may have a ny dvan  Romanihnml nad  977 b) 9 .d2, e 9 J3 pepar can unde but thi me pvenn   biy o doubed cpan, alhouh o oue the bihop i lihly le acve 9 7  Je2 .e6   0-00 J7  2 h4 h6 1 3 he 0-00 4 .d3 6   6 .6 16 . 8 (thi  he riht k inad 16h8 7 hS J 8 Jh7 h8 19  Jh 2 .e2 J 2  7 2 .c3 .c3 23 c3 he8 24 h4 v   ed  Gmylov Mocow 1991) 17 hS 7 18 .4 Jc3 9 bc3   h  21 h4 4 22 3 h d the poson i vl 9 g7 10 0-0-0 10 .d3  a orthwhl altave Fo

eple .6 1 1 000 6 2  4 13 J4 000 uuv ad 3.c3 4 bc3 0-00 1  e6 e6  6 he h 17 .3 e8 18  a a bt bt ter or Whte) 4 he1 .c3 1  bc3 .2 6 c4 (Black a an ed aer he weak 16 Jd6 d6 17 c4 d4 1 8  8 19  S 20 eS  6 h6 17e4 e4 (e accue  17a 8d6+ cd6 9 cS d 2 e7 d7 21 d7 d7 2 JbS a n aeky-odnv, corpondence 982 nw 2c8 23  .c4 24  e8 2 .e8 would have been manaly in Whe vou) 18 4 he8 9 de 1 4 20 e4  21 .d2 b3 2 h4 and Whie ha ranable cmpnan o he pawn 1 0 

T  mr ebl than 00 wich

3 d4 B la ys 3   exd4

rhap cmmi th kig a mve t ely 1 1 h4 h6 2 .cS!? .e6 3 .bS a6  4 .c6 bc6  5 d4! the eed 15 d6 cd6 16 d6 alws Black danu cuntepla ater 6b6  d4 ab8 1 56 16 cS  1 he  18 �4   'g3 �b 2 �a4 5 2 b3 �aS 2 'd3 ad White had a pwerul bd i vanchuk kpia, Lucee  1 1 g5

a ng atck r Wht 28 e2 •f3 29 f3 f3 30 2 c6?

Nw ite n b rce 3gh5 3 3 3 32 cd3 8 wul have vn Black me dwg chace 31  b5 32 c4 c7 33 d7 a6 3 hg6 ef8 35 g7 J8f7 36 d8+ g7 37 g2+ h7 38 g5+ 1 0

Game 69 BonchOsmolovsky  Baranov Moscw 1954 1  e5 2 f3 f6 3 d4 ed4 4 e5 e4 5 •d4 d5 6 ed6 d6 7 jd3

A prmii altave i  1 bS!? .c3 12 bc3  13 �gS e 4 cS whe White acivi cmpenate  hi weak d rucur

Whte ther ateatve t the ual  �c3 ae a  4 c6 8 d2 e  e2 e4  e3 b4 1 1   chaig matel wth  c5 is k 2  �c2  r  2  c2 1 3  !? w a ucea pit  3 c3 3 4 c2 dS 15 e e6 16 ac and White ha a dau ave 12   wth a dubledd i b  S

1 1 0-0 1 2 h4 e5 1 3 •f3 h5 

rabbg a pawn with 13c3 4 bc3 a2 ead t eat dangr ater 5 hS s 6 4 14 e6 f 1 5 3 •f6 1 6 g5 f4+

Or 16 1  d3 .c3  8 bc3  9 .c4 ad White nave cnue 1 7 f4 •f4+ 18 b1  I 1 8 en   cldat Whit de 1 9 e2 e5

Takin th pawn i ti ri    2 h c5 21   2 g wth a wrl atck 20 he1 f5 21 f3  22 a3 6 23 g4 f4 24 gh5  25 c4 c4 26 b3 a3+ 27 c1 •f2  2c the  g2  2 /4 w

and w b   c6 8 + r 8 c3 6  4 +  .e2 e6 1   and Black h equae .e  c3   e c 1 eS  12 d1 d6 13 .3 6  3 + 1 5 2  16 . .  c ad 18 l4 .c  he1 173

Th troff Dfn

 was level in Konnnooky myov veUovk 1993 b2) Bck houl eoy conie the i rect 7  f For examle 8 .f4  9 2 � 10 .e2 e7 1 1  0-0-0 1 2 e1  13 c gS 14 .3 �h? 15 3 (he w  S h4! ea to uncea lay ae 1 5h4 1 �xh hg8 note a hite mut aoi 17 f4? xg2 8 Wx : 19 1 ) 15  f4 1 .x4 .xe4 17 x4 g7 18  hg8 19 e1 g4 20 h � wa clear  tini-Pibu,  Pe tebu 1895 However after 1? 13 .3 . Bck ha a gh lu

xg7 5 20 .xg a the king i in  anger) 1 xf .x 12 .c3 �xc3 13 xc3 an hte may ve a ny avant 8 e3 f5?

 tes t much me  int Back ho eveo  8 . o ex aml 9   1 0 f4 .x3 1 1 cx3 e 2 000 .e7? (intea 12  13 he 1 0- i unc) 13 4  14 5 b8 5 x x 1 .f4 a 17 !  18 xh4 h4 19  00-0 2 b c 21 7 :X7 2  x 23 .x an hit wa much tter in sky-olmv Rtov on Don 19 9 f5 f5 103 

hte l in eveloment is cant whchever way Black ay a) 10.xc2 1 1 :c  12 4 b4  3 00 an the inive conne o amle 33?! 14 c4 xc  5 L an th 5  tene, hite i wnnn b) 1 1 f4  12 000 an c7 i ain imosibe to fn 1 1 e5+ e6 1 2 0-00 c6 1 3 c7 A 14 f4 a5

7 e7+ A ineeg i 7 8 f4 !9 00 

7 an no a) 1 + l nowher afte 10.e 1 1 gS  12 xe fxe 13 g3 (Hibnr  Dreen 99 connu 13 g4?! • 14 g3? 4 15    xc7 c8 17 xb7 x3 1 8  3! 19 hxg3 xc! 2 xc x 21 h1 xg3 2 e7 3 an Back wn)  .4 4 :C2 (not 4 ? e4 15 .4 .x an Black wins immeate) 4  5 h3  an lack has excelent cntrlay b) This accial  .2! i the oy wa to cae lack trobe 10 hte ha g com<>nsaon if Black e 10.xb2 1 1 .c3 .xa 1 o exame 12 .xa I O 13 . 7 4 h e 15 .g7! xg7 1  :e 17 xh7  18 h e7 19 1 74

14•xf4 i mt by 15 x4 .b4  4 an te is a awn u 15 g5

me  st ntea 5 S .x 1 xh7? eas to troble after h7 17 e .e 18 xh7 a 9 b  when Black atck i ve a 1 5 a6 16 e1  

3 d: Black la ys 3 .   exd

N Back i oin. 16.h6 17 5 e7  8 S  19 xe7 lx7 20 4 i un eaan but at east ck can pay on

5 c5 

hi impe move is mo ree  5.jb4

1 7 d4 c3

owing a beau nih. 7   8   19 b xb5 20 xbS d have o owy d pnfuy 18 d8+

 man combion at expo  pow of discovered chek. 1 8 Wd8  9 e6+ We7 

O 9e8 20 lxg7 x7 21 g5+  2 d8  20 g5+ f6 2 d8+  1 -0

Gme  TalKholmov AAl 1968 1  e5 2 f3 f& 3 d4 ed4 4 e5  5 e2 A  ateve  5 xd4 Whie a

anoer unuu y n 5 bS c6 (5lc6 nspos t he uy op:  e4 5 2 l c6 3 b5 l6 4 d4 ed4 5 e5 l4) 6 'xd4 'a5 Qes acve i 6lc5 7 c4  8 e4 dS 9 exd6 xd6   00 en We has a ny ed) 7 c3 lx!? 8  (te houd onside  'x xb5  a4 d5 10 e3 e7 1 1   2 a3 wth  pay  Yusupov) 8.lh3+ 9 h3 xb5 0 f4 d3   4 '+ 12 � d5 with a com e ion Zapaaas Combia 999

nd now: a) eini susted te snge 6 d, fo exampe 6.d5 7 exd6    (after 8 dxc7 xc7 9 lxd4 6  c lxd4 1 1 cxd4 d7 Back ha a emendou iniave) ..0-0  lx4 e4 10 c4 h8  1 dxc7 (ipchutzoate UA 196 cnnued   x g4 1 2 e2 xe2   x2 6 4 e?! xd6 1 5 �d1 L8 16 b  17 a3 f4 and Back had a wondefu i tion) 11..'7 12 xb xb8  Back obviouy as a pwerfu inave  Poreca b) 6 l2 lxd2 7 d2 e7 8  lc6  xb4 xb4 10 4 b6  lxd4 b7 12 bS 0  a3 lxd4 o 3. c5 14 lxc6 xc6 15 xc6 dxc6  6 f4 and Whte has a deite d) 4 axb4 lb+ 1 5 cxb3 x4 16 d4 £ 1 7 f4 and dpite s bia quenside suce  s a e tte  Rrue ndsGinzbu an Martin 1 5 6 d4 c6 7 e3

i i m tn tan 7 xc6 dxc6 (e cot p; ind 7  bx6 8 3 4 9 c4 xc4 0 xc4 la4 1 1 b3 l 12 2 aS  a3 a4 14 a2 6 15 xb6 cxb6 16  e Wte a toc er in ky Viseki Tainn 195) 8 lc3  9 e 5 10 f4    lx4 x4 12  d5  ck has  counay 1 75

Th Ptrof Dfnc

7 �xd4 

afer hn 7xeS?I 8 f4  9 S 6  .4+ e7 1   x2+ 12 .x2 h4 13   4  when pie he excha f q  has a s iav

nad e sow 17 is anaUy in Whies favour afe 18 .d3 . 9  h4 2 d2 1 8 d3

8

A r acve appch h 8e6 9 .c3 dS 1 ex6 'x6 1  2 .d 1 2 c4 e7 (or 12c 13 e h a poisin ack, eg 38?  4  'e 1 S  c6 16 .c4 hS 17 he1 h6  8  s aeady wining for e in RaskVaov coesnence 1983 13 S  14 e3 and Whi has a pesn edg 9 e3 b4+ 1 0 c3

1 8f?!

Back shoud connue he uensid pawn sto wih 1a6? 19 f1 c5 when he has a sng ack 1 9 ef6 f6 20 c5

2 4? .d7 21  wt e inav s ao g 20f5 21 lge1 <7 22 2

And he e ip 2 3 aS  d is proing   �xc5 

1 0

N 1d?  1 xd3 x2 1 2 S xa1 13 .c4 L7 14   15 3 when he queen is ppe 1 1 f4 d5 1 2 �d2

Or 1 2 exd6 d6 3 2  1 4  e7 5 f6  wh an unaance poion 1 2g6 1 3 f3  14 00 e7 15 lg1 h5 16 f2 �e4

Back can as nsier 16   for exa pe 7 4   8 c2  9 .3 cS 2 £ . 21 2 fd8 2 c4 d4  x4 (no 23 .xe4? 3 24 c3? .xe4 25 xe4 xe4 26 e 5 when Back was uch er n RakyMaukch coesn denc 98S dx3 24 + f6 25  h6 wi a ur posion  

1 7 c2 b5!?  76



Back ha   v cae:   h8 ao a nas ck afe  x4 .x4 (n 2xe4? 24 .xe4  25 3+ S 26 x5 xe+ 27 + 6 28 7+ n e wns 24 xe4 and Whi has an ege cause 24  dxe4? ses o 25  6 26 .x5 .e5 27 f 23 xf5 xg2 24 

TIe aesive 24 g1 alows Back  es ca w a safe ed aer 24'xh2  .+ e7 26 de �d 27  c7 he ng is no on in dan 24 b7 25 d3 e8 26 lg1 e2 27 g6+ <8 28 lge1 •xe1 29 lxe1 lxe1 + 30 Wc2 6 31 f3 le7 32  lh6 %%

Ta ve e expanao vaiaon 33 c6  34 g6  35 3 h2

 d: Bla ck Pla ys     xd

ummr

ascy 3e4 hs ot scoe vhey  h 3  x4 Hweve he "m es sh he fe 3x4  mly ye m h a ece  e cs 4 e5 4 5 5  5 '    Bck ay o t wih 5 x4 th sia is oe ses  ppes th fte 5 5  ex x  3  8 f4 ! ack ms eim wve wh he symme  sce a  epmt Whie has may aessve pssiiies h Bk ees t  ey  Cs qety e gee eest  3 x4 has pd t zevichs expeme wh 5  is tesg 

1  e5 2 f3 f6 3  ex 4 e5 e4 ) 5 •xd4 5 e2 - Ca 7 5 d5 6 exd6 xd6 ) 7 3

 d3 Ga 6 7  8 f4 ) f5 C 67 8  Ca 68 









e

6  xd6

1

CHAR N Third Move Alternatves Fo Whte 1  e5 2 f3 f6

After 2  Whte has wo qualy im pant connaons: 3 d4 and 3 x5 Theo pays much ess aenon to other wht possibies but sscs pv that Whie oftn chses 3 c4 3 d3 and s cily 3 c3. In ths se the sons  ae no alwys in he doman of h Peoff Dence, as oher onin n aso ar. After 3 c3 (Games 71-72) Back is of coue able to ansse ito  Fo Kngh (wit 3c6) oweve ilu mpoyed th mov 3. ekhin cal this connaon the Ry Lpez fo Back' Th extra tm - plays a signicant e he but it has to be use prly 4 c4 (G 7Z is st m by 4..x3 5 dxc3 d6 with comforable developmn fo Blacks piecs Mor promsin is 4 xe5 (Game 71), aer which it is sy for Back to n his pawn back but it is mor fclt to achiev  equal posion fer 4 ..  5  xc3 6 dxc3 x4 7 e2 the mest 7.6 can put lack und longtrm si onal pressue. Back should pay 7d5 and .. c7c wih  prspecs f quasing. e connuaon 3 c4 (Ga 73) offers ck he interestng opportuny to pay 3 . f6 h he nsposon t h Two 1 78

Knghts Dfence but 3 .x4 ms to b sonst move. fter 4 c3 lack can r  to he Two Knghs again wih 46 y h way is vaiaon is favuabl fr ack). However it is evn moe psing to hod onto e exa awn with 4 .. xc3 5 dxc3 f6 fter his lacks wn ch  coms a formdable force It is speciy use to acvae he pawn chn wih . c7-c6 and ..d7-d5, nuisig h bisho on c4 Whie should m to uneine th chn ccay by kng advan of he inscure ion of acks kng (escialy wih he psh f4) Objecvey saking Black's chances a prfabl in hese sha si ons However h must  ve cal ere  numrous exampes of Back facing pid fea in hs i Aftr e mest 3 d3 (am 74) we have a sion ha as ariss fm th ekhine Dfence (1 e4 f6 2 d3 5 3 )  in effect Whie is playing he Phidor Dfenc with an exa temp. n s manuving bale ite is ly abe to i an advanta ack can manin th symmy wih 3d6 but 3.6 followe by . 7 is mo pmsing. ack c deveop h dark quared bishop to c5 e7 or g7, ahough he normaly dlas the choice unil mov six (after 4 c3 d5 5 l2 aS 6 2) n na

Third Move Alteratives for White

Black ds not have any difcues and ofen mains a smal spac advan Gam 71 SvidlerAkopian Word T Ch., Lc 1997

and Black is fm 10a6 1 1 .2 b5 12 f4 .b7 1 3 . df6 14 c xcS  S .xcS .x 6 x e4 17 .e e6 18  S 19  c 20 .d4 xg4 21 h 6 and a dw was eed [f anyone shoud feel relevd in te nal posion,  is te

1 e4 e5 2 f3 f& 3 c3

ite is ing  escap o the our K but Black wl nt alow i! 3 b4

7 d5 

4 xe5

Th cric mov 4 .c4 is dscussed in th nxt >me whie in Razin-Kn nn grad 936 hit payed 4 �S d S exdS 4 6 d4 0 7  .cS  d3 .xd4 9 cxd 7 1 .e3 Now aftr 10d6? 1 1 .2 . 2 c c6 Black shoud b okay 4 0 

Aso pssbe is 47 S �3 (S 4!?) S  .xc3 6 dxc3 x4 7 .e2 dS 8  00 9 f4 c6 (but not 9d? 10 xdS e 1 1 c4 c6 12 .f4 e6 13 .g4!  14 .x and Wt wns  khne) 10 c4 dxc4 1 1 .xc4 . 1 2 e2  13  d7 4 .3 and t was slghtly betr in AapinAekhn Carlsbad 911 5 d3 xc3 6 dxc3 x 7 e2

This is the ctcal ln (alhu he s a lmt to hw ccal such a pn can ) Insead GalduntsRatsky Achen 1994 con nued 7 .3 e 8  d6 9 0 7 0 h (or 1 0 f4 f6   h .d7 1 2 .c4 .c6

Very naural Back has aso played 7   d6 and now: a) 9  c6  .f . 1 1  f6 12   3 'd h6 4 .h4  15  S?! (1S c4 16 c x1 17 xe1 b6 18 a4 wuld have lft We oly slgh ter) 16 xeS dxeS 17 d  f4 1  xS 'xd2 19 xe8+ xe8 20 xd2 and Black ddn have any copensaon for e pawn dcit Lau-Ratsky Bad Ra 1994 b) 9 f4 c6 ( 9 d7 1 U c4  1 1 a4 aS 1 2 .e3 .d7  3  .c6  4 e   15 . h6 16  f6 1 d2  1 b3 and Wte hs an edge in vdP, unds 22) 1 c4   1  h6 12 b3 7 13 .b2 xd5 4 xdS g5 S .d3 (1S f4 g6 6 'xb7 cS 7 ' .xc2 leav Back n a id cnditon) 15c6 6 d4 e6 17 h4 g6 18 e1 ae 19 e3 and W is slghtly ber hudinovskh-Raetsky Orl 1 992 ·

8 00 c& 9 f4 8

Black is aso dong kay aftr 9  . fr exple l 0 c4 d4 1 1 .d3 e 1 2  d6 1 c5 xd3 14 xd3 b 15 a4 c7 16 c3 (16 b4 aS 17 bS cxbS 18 bS 7 ves Black 1

The Peroff Defence

"U oupy) 16 d3 17 'x3  18 �h5 f6 19 h6 5  '4 6 21 3 7 2   23  :e+ 24 :e  d B hs eusd Jms Roes Copeh 1997

4 6 'x4 5 17 h6  8  my  shy ter for ie) 14 xe6 xe6 5 �e6 x6 16 x6  17 d2 ' he ame  eve damsHbr Dorud 1996 1   6 12 c3

12  5 13  xd3 14 xd3  mght eve pfeble for Bl 1 2.f5!?

10 

 3 s t  by 16 1�d7 11 4 dx4 12 x4 5 13 'xd8 :d8  4 .2  5 4 7 16  6 17 d1 4 18 1 e8 19 b3 � 2 b2 ve hte  bt of pressure  Bhev a 995) 1  d3  12 h5  13 h6 xd3 14 xd3 � 15 '  16 e1 'f6 7 .d2 5 18 d4 4 19  e4 wth leve he ejYusupov uh 994 10  

 itesg w se fter 1  13 2 � 14 d2 e   pul 13  g& 14 f3 5 5 g& hg& 16 c

Bl  aswe he lteve pue 6 xJ4 h 6'7? 1 6b5

T lev 16 6!? 17 d5 d8 8 h4 �h7 19 5 e5 wth py fr the pw, s  r 1 7 cb5

17 d3  powry m by 17d6 18 xb5 �b4 19 b3 xd#  h xb5 21   �6 2 xb5 5 whe Bl s ve ve 1 7cb5 18 d5

r 18 h4 6 19 �xe6 xe6 2 5 d6 21 d2 e 2 f4 d5 th uf e py fo th pw 1 8 lc8 1 9 & 

1 1 d3

fe 11  5 12 4 6 13  6 (13f4 4 xe8+ x8 15 xf4 180

19 d2 4 2 2 �7 ves B o ply whle r 19 h4 �h7  5 �b4 Bs ve pes  poms   plst me

Thid Move Alernatives for White

wh 23c2 24 3 (24 bS £+ 25 J£ d d ack wi 24 d2 25  + 2   2  a ad Back ha a h cha 24 lxf3 d + 25 g2  26 e2 c2 27 2 •xg4+ 28 /g3 x2  xf2 •d4+ 30 2 

Game 72 LevAlterma Rml-Can 992 1  e5 2 /f3  3 c3 ? 4  1 9 .Ac6 20 d7 le7 21 •d5 lc 

  r  2d7? 22 5 d 23 h  24 W4 g5  Wg f4 2 f4 ar whch Back k a b w 22 d6?

22 3 d7 23  e5 wih a cm  pi wa h   22.. .lxd7

Back m a dc w wh c2! 23  (23 Wa + 24  + 25 Jf Wd7 ad ack wi; r  h4 7 24 5  25 £ 7 2 I3 Wc7 a h  h q 23 24 Wb5 d7 25 3 (25 Wb4 d ! ad hi ha  dfc 25d2!

(ay  wa  b  h pay c" rkd 2 Wb4 h+ 27 h3 2+ 28 h  h2+ 2 � c2 a 23 •xa6 �xf3  ?

Bck cu U ha d h aa

4 . 00  

Back ha aab aa h a 4c 5 c3 d  2 bd7 7 h3 cS 8 3   - 8  c4 d     2  a 3 bS c 4 c3 c7 wih  pc ko-Rey Kra a 5 b 4d 5    h3 hS 7   8 3 c (a  c3  bc3 c  a4    b b wh Bac  c  qy  2 bd7 1 c3 a5   b4 c 2 b3  3   4 5 hS 1 5  f  5 d 7 hS -  ack had  ca  Ch u Ohd 2  00

5   rah c 5 5  dS c 7 b3 d    ( 84  S 7 0 d4   dS W 2 d 4 3 d4 d8 4 d  5 1

Th Ptroff Dfnc

.e3 wi levl chancs 9 h3 .hS  d3 dx4 11 x4 I7 2 2 c7 w an qu psin pilm:nMhall Buda ps 19

On n connus 7c6 8   dS 9 xe4 dxc4 (9dxe4?  Jx+ h8  1 " J  12 ! Jx 3 Jxg6 ads t a  4 7  1 xc4 and t was a pawn u in LGu-ugv Mocw 199S 7 g5

cce has aso en 7 e2 7 8 .gS h6 9 Jh4 c  a1 e7 I 1 2 gS 2 Jg3 Wh8 13 h4 (s s n sem lca 13Jd7 4 hxgS lgS S  Wg7 6 W h8 17 h1 hS 18 � f6 and Black had th itiav in KdisAlem: o mon 1992 7 h6 8  g4

5 xc3

Back usualy uses hs chance  inc double awns n h but he can aso    d6? for xaml 6 d3 .g4 7 h3 .6 8 S .xS 9 xdS h6 1 c3 S  1 d4 xd4 (our imvmen ov  1e4  2 �h4 c6 3 xc6 �xc6 4 � S 1S .b3 .c7 16  when we ref , PehaChri Ma 1 996 2 �xd4 �bd7  3 � S 14 .b3 Jb6 th mor r less levl chancs

8  c: b t by 9 �xgS!? hxgS  .S h h idea o mng 1 Je6 wih 1 1 .d3 �7 12 f4 aftr whch hit ha a ve song attck  he absc of Blacks dkquad bish is raly fl 9 h3 h5 1 0 d3 7 1 1  

6 dxc3

ls insng s  l gS 1 2 Jg3 � 13 .b3 .  4  1 aS when Back has d cunay 1 2 e3 g6 1 3 2 h5

ack has nohn to f after 6 bxc3 x4 7 �xeS S R  aS 9 a4 R 1   c6 6 d6

6�x4? 7 �xS L  r te 182

r 3c6 14 f1 dS  S xS �xdS (ScxdS 6 .bS a6 7 .xf6 axbS 18 .xS �xeS 19 xeS xS 2 xeS woud lave Back with a tious n in which he is slghty worse 16 .xdS cxdS 17 c4 d4  8  and h sitin is h uncla 14  8 1 5 a5 f5 1 6 exf5 xf5 1 7 a6 b6 18  •s 19 d5 f4 20 xa8  21 2 xc2

Third Mov Altrnativs for Whit

Blac as esca   pg wth aequae play  e ecan  c4 f8  g h5 4 f h7 5 xf4 f4 6  6 7 e1 c5 8 b5 f8?

286!? wt  pla woul hav en tt 9  x 0 fxe4 e6 1 gxh5 'x5  Wg '7  d 'g6 3 'g h6 5 xf4 exf4 6 g4  7 h4?!

) Sd6? le  6 gS .6 7 .6 6   (Bi) b) S .7 is me strnly by 6 e5 0 7 •n f6  4 e7 9 h6? 6  .h6 t a powerl attack c) Sc6? leas o equiy afte 6 eS S 7 2 e6 8 . l7 9 f4 S 10 eS 6 1  .7 12 0 a in an Cai Bna Milat 21 

6 0

7 �2 wuld e kep an e fr hite 7 .f?

Black mises s cance Ater 7c2!   woul most lkly av ene in a w 8 Wh Wh7 9 lg1 f 4 lf1 e 41 Wg  4 lxf    1 d 4 lf7 e1  45 Wg d  Wg1 •c1  47  'b  g •e5 49 g b 50 Wh Wg8 5 f 1 0

GaHJe 73 Morpyarnes udon 188 1 e4 e5  f f6  c4!?

A manc mi  ...xe4 4 c xc 5 dxc f6

Tis hul lea t an advan>  lack Alivly:

6 h4  7 f4 i probably less daneu  0 anspoe to 6 00  7 h4) Play cnnus 7 c6!   S 9 fx (9 .b �  c4 d4 i beter f Black)  dc4 10  W7 11 7 .7 2 g4+ Wd6! 12Wc7?!   g7 7 4 .6 e8! I S 0-00 g 16 h7 %8 i nly equal) 1  7  14 g (o  4   1 S .e .6 1 6 000 .dS an Black onaes e ar) 14.e6 1S . d7 6 0-0+ Wc7 17 h g 1  •     8 an Black has a mal plus, ribuevy-Rsky cr epondence 192 6 ..6

O a) 6c6? is now strnly met by 7 S  8  We7 9 . wt a wing a b) 6  7 h4 e7 8 �  c6 9 4 dS 0 .b 4 i wth hinng au  w pref BLck he ) 6 e7 7 e1 6! c6? is m by  S? S 9 S  10 S dS  1 183

The Peroff Dfence

xe7 .xe7 2 .gS 00 13 xe7 dx4 14 .x   5 ad1 and the endme lks  for Whte) 8 4 c6 9 f4  10  dS 1 1 .d3 'g7  loks tt fo Back ) 66 7 h4  8 f4 'e7 9  g7 shoud  btte for lack Now 10 .e3 6 1 1 e2 dS 12 .b3 gS 13 4!? h4? 14 xdS cS 15 d6! .xd6?! 16  ve Whi  menu openon  Cpan-Reznja Bled  Howee son   34! 14 �xd4 h4 when Bck as a " plus

1 1   1 2 5+ g&

1 13   wth a ih d  lo poible

7   e 7

O a) 7/7?! i ey weU e by 8 .  9 4, when Whe h a powel iniae On me connue 9_.g7 1 fxeS S 1 1 �gS 6? 1 2 ! x 1 3 +  1 4  1- abuLe, cosndene 16 b) 7g6 8 f4  9  4 0 g .S 11 h1  12 dS (12 .£+ e7 1 .d d6 14 :1  1 5 g4 e7? 1 6  xdS 17 xd5   lC wo  hng a ear u in hchte-M elin 1897) 126 13 xh7 e7 14 5  and we pef Black even if t is not eny cle

 �f5

8 hS+ 8 9  (9 ? e8 an Black wins) 9 10 xe7 hS 1  xc xc8 12 .e s beter, vi Wht  comnaon > he   . .c5  b3 d5 1 0 e3 a5 1 1 �h4

Blacks osion s o moe pleasant aft 1 1  .e6 1 2   1 3 h4 .7 184

1 3 xg6

Rky f 13 'e2 -0-0 14 f4 .cS 15  .xe3 16 xe3 White i ay ny ihy woe 1 3f7 1 4 4 g& 1 5 •xf& lgB 1 6 %ad 1 e7

No 6e7? 7 xdS xdS? 18 xe5 .e7 19 .xdS whn Whe wn b aue of e reat of .£ 1 7  f7 1  3 

1 d8!? 1 'xh7 D6 lk o White not hang
20 .xdS!? i an inteen n 20.xd5 21  £ 2 dS xa2 23 : and t ha an aack

Third Move Alternatives for Whie

20  xd5 21 5+

Ge 74 SvetushknMiles Alta 1999 1  tf6 2 d e5  tf

 ur puses he Pe o r wou he n 1 4 5 2  6     tc6

21



8?

uch sn s 2  l 2 5 c5 2 h '6  e 24   25 5 les  slghly e) 24  I e 25  6 26 g6 h6 27  n h me s sl e unc 

22 xd5 :g  c6 ls to  7 24 4 2  6 24 f5 

4 c

4  s ls l 4d5 5 d5  5 6  cS 7 0-0 00 8  %8 9 h?! (9  c I 0 c  wul nss  h sclle lek Von   u hs Opg  he chncs  u) 9  0 h4?! (10 2 s e huh we p r Blck er 0  6   4 6) e6  1 2 4! hs supsng  s Bck wh  susn plus) 2 g4 h4   4 h ( nc scrce) 4 c 2  5 g2 4  6 4 4 7  6 I   + 19  D6 0-1 nkr Tncn 995 



24. tf?

4 d5 5 2  6 e2 c5

24 25 4 '5 26 g7+ 7 27 •e ws ncsry when t ck s  u he m os on

Blck hs s re 6 7  ( 0 7 8  0 9 f R     I    2 c2 7    lks pr sn n pry ) 7 g7   5 9 0 4 0 c   I I e2 6 (o  4  2 c4 e4  c 4 wh equy  kyche)  2 5 5  c4!? 7 4 2 4 5 4 0-0! 6 eS h8 7  £6 n Bck h g

25 f6 xf6 26 b5 d6 2 xf + b6

27   p cS s h n

28 h6  2 xg xg 0 b : 1 :n + :n 2 x +   xg •d +  2 d2 + 5  e 6 f6 + c8  e6 +  8 f + 1 



15

Th Ptrff Dfnc

comnaon  Mvch-Makarych oscow 1992

8 7 h3 4? 8 x4 4 9 x4 .  .c4 �h8 21 .a3 .xhJ 2 .x 4 23  .x2 24 g3 .4 in Kurchk Hasn 982/83 Now afr 25 x4 'xg3 26 �h1  h m woud ha ndd ih a dw

 ( 00 8 

hr ms  consid a a 8 "c2 a4!? 9 b1 8   axb 1 axb h5 12  f4 1 . w qua chancs b 8 b3 8 9  a7  9d4 1 .b2 dxc  1   wh qaiy  b dx4 1 1 dx4 h5 12 4 " 3   1 4  4 1 5 .x4 x4 6 b5 wih un c pay Gashi-sn, Krinhs 22

9 exd5

 has a pad 9 c2 .     1 2d4 13 h6 11  '7 2 cxd4 .x 14 d5 .x2 S dxc6 "xc6 16 x2 x 17 x3 7 h v  cs 13 ad1 ad8 4 g3 d4 1 5 c afr 15 cxd4 .x 16 .x x4 7 .x4 "x4 18 "xc7 c5 9 1 b6 Back has fansc ay f h pawn 15c5 6 h4 6 17 h �h7 8 . g8 9 2 . and Back wa a bit b Vsovsky v Csk Bud�>ic 997 9 �xd5 0  

 c4 . 1 1 3 "7 2 g ab8 as s a fa ha f chacs t bh pay 0..if8 O 1 ...b6! 1 1 fd2  2 3 .6  3

4 cS h uncar ay   le h&  2 3? 8  8.h6 9 "c2 6 i as a y nsib way t pay  fown connuaon

ks oisng f Back 1  xd5 xd5 1 1 1 7 2 . f6 1 4 a7 4 b3 4 14 ad8 1 5 .a3 f8 is a und a ;  rfr Bck 1 5 .2  16 g 86

Ts i h h  dsucn Wh was  ff pang  2 fd2 f4 13 c4 x2+ 14 x2 . huh Back has asy uaiy  2  1 3 7? 

13 bS ws r hgh afr 13'c8 4 . a6 i is s ung

hd Mo Alnas fo Whi

 1

 30 g3 S

1 3...6!?

Mab n snr s 3 7 4  b8   e8 6 xe6 xb 7 axb b4 he hen po  b4 x h a  ps for Bak 

14 x6

Fo fer 4 e3 7 1 xb6  foo b 7 Bak ns  qn for a k 

1 4. 5 1 5 xeS

e qe  rap, a fr   b 6  o  so me heap

31 f4?

Th on ha ws 31 3  32 3  ahoh Bak s has he n 31 . x3

mper a 3 x4 32 4 xd3 33 e    7 a Bk  32 f2 dS  fxe5 f5  1 aS After hs h s o df 35 la2 b 36 1 g2 3 e2 f3 3S 3 x1 01

;

1 5 xe 6 1 5 1  

7 4 so ads o a bak e afr 7xd4 8 x4  9 2 d2 20 x2 e4 1 .6 1 S 3 f6 19 b3 S 20 e2 g5? 21 2 S 22 b2 e  I f5 24 5 e

A h nfeor 24 xd 2 xd 4 26 x4 x4 27 4  has xe  oa on h h sqas 25 g4 g 26 f3 g4 2 xe+ xe 2S e2 h5

I s sa o sa  h s fa fm ha  s omnsaon

87

he Peroff Defence

mmar

In pcce ite' dviaon fm te man connuaon on mve te quite often tan poe to ther oeng. Te la juabe i 3 d3, nce Wte give away s advta of the  move Tose who enoy atcng the kng houd tudy 3 c4 xe4 4 3 xc3 5 xc3 whch i eciy recommendae > apid an bi tamen Unfounaey 4 f6 c down te' ardou 3 c3  ad  )uite anoter  of poion wi a w muvng gh and Whie having te advan of o bihp (often  the endgme Lke in many or baic vaiaon of the Peoff Defence Black a t neue e' peue wi cae play 1  e5 2 f3 f6 3 3 3 c4 (D Gam 7 3 d3 -  7 3  4 e5 (D a 7 4 c4 (D Gme 7 -



-



 -c4

188

4 e5

4 c4

IND OF COMPLE GAMES

Aagaard-Igky, RHdast 1996  154 AekineRabovch. Mosw 1918. 81 nand-Gefand Mol' 2004 4 3 Anand-Hbner Dond 1992  126 Anand-Ivanchuk, UJs 1993 1 16 AnandMshra ua 1988 152 AnandShirov Ua 2000 . 66 Anand-Shirov o00 1 . 12 Anand-Sokolov, )ornmd 1999  24 AreshchenkoMista pee Ia Gade 2003  88 Aronian-Akopian Od 2001  86 Bonch-Osmoovsky  Baranov os 1954  173 Burkov-aetsky Co"odc 1985 47 CabreraCoas Maaga 2003  169 DoatovMamedyarov Mo 2002  136 Doatovaetsky Podok Voe 1992 92 Elizarov-Raetsky, eo 1989 128 FrmanBick fo Mmtai 2003 . 59 GrischukAds akij 2002 1 1 Grischuk-Gefand W a ee 2002  52 Grischuk-Pavasoc sta!I2003  23 GurevchVMeijers e 1999      �     62 Hamdouchi Rox Be 2003 . 60 Herrera Perez.Ro /ade 2000 72 Howell.J-Makachev Fze 1989. 120 vanchukSrov Dod 1998  4 1                                                                                     

                           

                            

189

he eto Deene

KspovAd  a 2000 .  21 Kspovvcuk Deb 992  22 Ksprovrpov Mocm 98 69 spovSiov W  Zee 200  50 liAik a 2002 83 oovBelousov Gorfy 974 . 0 KoroisMoyev Mocow 2004  8 KovevRozelis G' 200 /           .  57 KupreicikYusupov Mik 987               74 LskerEMrsl 5 Petebu 92 5 LstiNe  2000 24 koGriscuk W aa Zee 2002  4 ko Wod Ch (ae ), ago 2004 8 koYusupov / 998. 39 ver Ga 992.. 8 McieRozeis  999 .. 2 MopyBes Ldo 858 . 83 NiditscTi 1 2002   90 NevedicyCos Mer 2003  6 NovozovRes ood�ce 983  98 NyysiRycgovM Gobu 2 . 26 PvlovicResky Bie 999 . 63 PskisCoope   2003 . 38 RublevsVleo Oh 200   07 SxYusupov s Opad 94  37 SiovGelfd A 200   28 SirovGefd L 200 .. 7 Sirovik eade 997 .  4 SiovPiket W aa ee 200 . 54 SirovYusupov upea Te h, at 999  5 SirovYusupov Ter A/ 997  47 SginMkcev v 987 94 Se Ha 995   64 SoonResky Kdar 984  3 3 SefnssoYusupov up 994  72 SveusMiles Aluhta 999 . 5 SvderAkopi Ior Te h _e 997 .. 79 SvePooriov Moco' 200  05 SdeYusupov ad HonJb 99 09 

                                                   

                                                   



10



Inde of Complete Games

5 Tl-Koov,Abna ta 98 TimofeevResky, oce 982  9 TimoscekoYusupov, F" 99  50 ivikovForios, oo Sa Goo 994  58 TivikovMiles, U 998    Topovd W aa ee 200  0 TukmkovBrose, Mow 9   V Der WielMeUdo, Eob 998   4  Violshk, ga 982 9 ..................•..............



,

191