Itoducton Black lets White build a strong pawn centre and subsequently tries to trans form this strength into a weakness Botvinnik
Th ynamc charactr of play maks th Grnfl Dfnc on of th most popular contmporary opnngs. Howvr, n th bgnnng, ths orgnal an hghly provocatv stup not nspr confnc. Th brthay of ths hyprmo rn opnng was n 922 . In th frst top lvl gam, AlkhnGrnfl, nna 922, th futur Worl champon probably unrstmat th grat a of hs opponnt an lost. ubsquntly, Alkhn aopt t hmslf, startng n th sam yar. H vn chos t for a man wapon n hs match aganst uw n 935, but th ovrall scor was 3 n Whts favour an h not try t agan n th rmatch. In th matchtournamnt n 948, anothr futur Worl champon, myslov, took up th torch an opt for th Grnfl n thr gams. H lost on of thm to uw, but no on coul lghtly smss th nw opnng anymor. x yars latr, th Grnfl ap par n th 954 match Botvn nkmyslov an latr Botvn nk hmslf aopt t, popula
rsng t furthr. Hncforth, narly all Worl champons nclu th Grnfl Dfnc n thr rprtor. Aftr th catastroph n th Tarrasch Dfnc n hs frst match aganst Karpov, Kasparov put hs fat n th Grnfl. tll, th to tal scor of 5 an 7 raws, shows that back n th 980s ths fnc was gong through a crss. Or prhaps Karpovs scons a bttr job. For many yars, th forc char actr of th man Grnfl lns put th hom prparaton of both ss to th tst an ma ths opnng ffcult to play. Th strong pawn cntr allow Wht to launch kngs attacks whr vry mstak coul b fatal. vntually, th powrful nw ngns hlp Black nutrals th most angrous lns an nowaays th Grnfl fnc s as r labl as vr. vlr an Kam sky hav brought t at a nw lvl of compttvnss an kp on wnnng csv gams wth t. Black s n prfct thortcal shap so o not hstat. Jon th party!
Pa
The Fianchetto System 2 g g ig7 ig2
. 4 f6 2.c4 g6 3.g3 g7 4./g2 5
22 x2 24b4 c5!
Taking ovr th initiativ. 12xa4 xa4 13bxa4 d5 Th scon knight is on its way o rcaptur th a4pawn. That will mak th a2pawn th nxt targt. 14 e5 b 15 d3 xa4 1 a3 e! 17cl Th b7pawn is immun in viw of 7./xb7? c3+. Th smingly activ 7.c5 xc5 8./xc5 woul stumbl into 8 ...b6! 9./xa xa8 with Blacks avantg, for xampl 20./x7 8 2./g5 h3 22.f3 xf 23.xf 5!. 17 c 18dl e8 19c5 xc5 20xc5 a! Thratning 2.../xa2 22.b2 a8. 21a3 d5 22c2?! 22 .4 woul hav only wakn th cntr aft 22 .../b3 23.3 a4, intning ...b6, as point out by myslov. Whits bst choic was probably 22.x5 x5 23.b b5 24.c2, but aftr 24 ...6! , Black will thratn to xcang th bishops from f8. Th arising havy pics ngam woul b unplasant for Whit u to th clar targt on a3. Th slightly wakn Whits castling position coul provi a scon wanss to attack.
23x2
b!
A vry strong ia probably miss by Bnko. myslov. 25c3 n th vnt of 25.xc5 a8+ 26.c6 xa 27.xa b5! 28.c c8 Whit is in troubl. 25 cxd4 2 xd4 aS 27e4 f 27.@g x4 28.x4 xa3 29.xa3 xa3 30.c6 a+ 3.@g2, Blac kps th g with 3.. .b8! (myslov) which is strongr than 3 .. .a8 32 .xa8 xa8 33.7! @f8 34.b7. 27 8 28 d3 a4! 29x7 @x7
30 f3? 30. c5 3.3 c6 claly favour Black, but it still pr srv som rawing chancs.
Pat Aftr th txt, myslov changs th irction of his offnsiv, xploit ing th gaping scon rank. 30 ... a5 3 1.h4 Or 3.7 c2+ 32.h xa3 myslov. 31. c3 32.d7 xa3 33. xa3 xa3 3 4.d4 f6 35.xb6 c2 an Whit rsign.
Basic Plans and Pawn Structurs
Not that Whit chos 3.f3. This mov has no avantags ovr 3.g3 which is mor flxibl bcaus it lavs opn th possibility for laing out th kings knight to 2. Thus Ill consir th mov orr
l.d4 f6 2.c4 6 3.3 7 (or 3 .. .5 at onc) 4. 2 d5 I ivi th matrial into thr major systms A. Whit os not tak on 5, offing Black to captur th c4 pawn, or ntrnch himslf with ...c6. B. Whit taks on 5 an follows up with 24 an g2. C. Whit os tak on 5, but vlops th knight to f3. Th pawn oftn stays back to 3 bolstring 4 an hlping to strain Blacks wilst attackr, th g7bishop.
A
5.f3 c4!
6.a3 c3 7.bxc3 00 8. 0 - 0 c5 9.e3 c6
Th ky to unrstaning this structur is th gnral waknss of Whits light squars a4, 3, c4 an spcially th lattr. It is caus by th absnc of th lightsquar bishop which ha gon to th main iagonal. Th most important stratgic tasks of Black ar . H aims to occupy c4 by knight or pawn an lav th op ponnt with a ba arksquar bishop. To achiv that h woul glaly tra his own bishop for Whits last knight shoul it appar on 5. 2. Th quns bishop gos to f5, an vntually to 4. 3. Blacks qun has two possibl routs. If Whit continus in th iagram position with 0 . b2 (lin A in th "tp by tp chap t), thn Black answrs with 0 ... b6! having in min .c4 a6 or .2 f5! 2.fc f8. houl Whit choos 0.2 (lin A2), thn th qun most oftn gos to
.4 f6 2. c4 g6 3.g3 g7 4.g2 5 h5 via 5, aftr t prliminary 0 ... 5 .b2 b6 In gnral, Black shoul avoi opning t cl. His favourit sc nario is to xcang th opponnts knigts an qun an xploit th qunsi waknsss.
x5 6.x5 a5 7.b2 f8 8. c2 a4 9.ac g5+, wit total omination on th ligt squars.
Khisatullin-Eieno oscow00
Saric-Rade Kaste999
7...c4! 8.b4 a5 9.c2 6 20.g2 3 2 . 5 +. Compar t b2bishop to t on on 3! Whits Ailas hl in this structur is t c4squar. Do not hsitat to kill its fnrs 2 ...x5 3.x5 x5! 4.x5 b6.
Pr.Niolic-Van Wely Reyjav
Now lt us raw inspiration from an ol gam of t grat fianctto xprt Prrag Nikolic. In th istant 988 h was Black though!
Kurajica-Pr.Niolic Brez ovca 988
Whit is ly vlop an ruls in t cntr. Howvr, tis imprssion is cptiv. Th gam wnt 3 .. .b5 4.c5 x5 5.x5
3 .. .b6! 4. 5! 5.2 a8 A prfct blocka Nxt Black can sift t qun to f5 or h5.
Part
Espig-Peter Heine Nielsen Germany2004
4 .. .xc3!! 5.xc3 cx4 6.a4 (Or 6.b5 3; 6.4 3 7.b �c4 8.a3 x2 9. �3) 6 ... �c4 xa7 �x2 8. 3 9.�2 �4 20.a6 c2 2.�h6 2+.
Pacheno-Malaniu Kh arov 980
In ths xampl, Wht c to forstall th opponnts plans an mmatly occup c4, prvnng ...b6. Th gam wnt 0 ...5 .�b2 b6! 2.2 a4 3.f5?! (W know ths postonal mstak. 3. a s qual.) 3 .. . x5 4.x5 �xS! 5.x5 �6 6.c4 b6 7. ab a6 8 .fc b6 9.�f f8. Wht s paralys wth th fnc of th pawn on c4. pica Tactica otifs
Most tactcal hts ar lnk wth th powr of th g7bshop. Whn th 4pawn s shaky, w shoul always b lookng for som tactcs
4 .. .xc3!! Ths ht combns th structon of Whts cntr wth a oubl attack 5.�xc3 cx4 6.�b2 (6. �a5 6; 6.�b4 b6) 6 .. .b6 7.�b5 a6 +.
Karpov-Leo Cannes2002
Schwarz-Delchev Arnh em 990
Th 4squar looks rocksol, but kos nxt two movs shak t ramatcally 2 ... �g4 3.f3 5! Whts pcs lack coornaton
Biblography
Books An Expert's Guide to the 7c4 Gruenfeld Kakaev, Cess tars 26 Opening for White Accordin According g to t o Kramnik, Kramnik, volume a A Kalifman, Cess
tars tars 26 strin , Fizcultura Fizcultura i sport The Grnfeld Defence M Botvinnik and Y strin, 979 (in Russian) .d4 Volume o BAvruk, Quality Cess 2
Quality Chess Chess 2 The English Opening, volume , M Marin, Qualit
Eectronc/Perodcas Mega Database, Cess Base Chess Iormant, aovsky Informator New in Chess Yearbook Intercess Chess Today
Internet resources The Week W eek In Chess (cesscentercom) Days (Cessmixcom) Internet Chess Club (cessclubcom) ChessPublishing.com forum Chesspro.ru
.4 f6 2.c4 g6 3.g3 g7 4.g2 5 so Black can unlash hs tactcal magnaton 4.c4 Or 4.b2 x3! 5.5 (5.fxg4 x 6.x cx4; 5.xc5 xc5 6. f2 6 7.c2 g5) 5 ...x 6.x 7 7.c4 a6 8.xc6 xc6 9.f 6. 4 .. . a 6! 5.b2 b6 (5 ...6=) 6.f (6.fxg4 x c4) 6 .. . xc4 7.x c4 xc4 8.xc4 a5. Th ngam s plasant for Black bcaus th knght on h4 s msplac, to say t mlly.
B
5.cxd5 xd5 6.e4
.b6 7e2
7 c5! Th mov orr s vry mpor tant hr! 8.d5 0 - 0 9. 0 - 0 e6!
In th "tp by tp chaptr I xamn n tal B. 0.c3 a6! .a4 b4 an B2. 0.bc3 a6! .f4 5!
Basc Pans and Pawn Structures
Th charactr of play n ths var aton ffrs sgnfcantly from ln A. Insta of hng bhn th pawn shl n th cntr, Wht gans spac an buls hs gam aroun th pawn. Dynamc factors prval ovr stratgy an Black shoul b vry carful to avo an opnng catastroph. H shoul not hurry to xchang too arly on 5 an allow 56 as n th followng xampl