Sicilian Scheveningen B80-B89

Scheveningen [B80−B89] Written by GM John Fedorowicz

XABCDEFGHY 8rsnlwqkvl-tr( 7zpp+-+pzpp' 6-+-zppsn-+& 5+-+-+-+-% 4-+-sNP+-+$ 3+-sN-+-+-# 2PzPP+-zPPzP" 1tR-vLQmKL+R! xabcdefghy

The Scheveningen system has fallen out of favor in recent times. It has a solid look to it but I think people got tired of dealing with the Keres Attack beginning with 6 g4! This appears to be the main threat to this variation. Against other 6th moves Black's setup is very sound as his 'small center' e6 and d6 offers good chances for counterplay. All the games given in blue can be accessed via ChessPub.exe, simply head for their respective ECO code.

Contents

1 e4 c5 2 ¤f3 d6 3 d4 cxd4 4 ¤xd4 ¤f6 5 ¤c3 e6 XABCDEFGHY 8rsnlwqkvl-tr( 7zpp+-+pzpp' 6-+-zppsn-+& 5+-+-+-+-% 4-+-sNP+-+$ 3+-sN-+-+-# 2PzPP+-zPPzP" 1tR-vLQmKL+R! xabcdefghy

6 ¥e3 6 g4 Keres Attack [B81] 6 f4 ¤c6 7 ¥e3 ¥e7 8 £f3 £c7 9 ¥d3 a6 10 ¤b3 B82 same as Benko System−vs the Sozin [B82] 6 ¥e2 Scheveningen Be2 mainline [B85] 6 ¥c4 a6 7 ¥b3 b5 Sozin vs Najdorf [B87](7...¤bd7 Najdorf Sozin 7...Nbd7 [B86])

6...a6 7 g4 XABCDEFGHY 8rsnlwqkvl-tr( 7+p+-+pzpp' 6p+-zppsn-+& 5+-+-+-+-% 4-+-sNP+P+$ 3+-sN-vL-+-# 2PzPP+-zP-zP" 1tR-+QmKL+R! xabcdefghy 7 f3 b5 8 £d2 ¤bd7 English Attack Part 1 [B80] 7 ¥e2 £c7 8 a3 b5 Najdorf/Scheveningen Mix [B84]

7...e5 2

7...h6 Anti−Perenyi piece sac [B81]

8 ¤f5 g6 9 g5 gxf5 10 exf5 The Perenyi piece sac [B81]

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3

English Attack Part 1 [B80] Last updated: 06/04/02 by Fed

1 e4 c5 2 ¤f3 d6 3 d4 cxd4 4 ¤xd4 ¤f6 5 ¤c3 e6 6 ¥e3

XABCDEFGHY 8rsnlwqkvl-tr( 7zpp+-+pzpp' 6-+-zppsn-+& 5+-+-+-+-% 4-+-sNP+-+$ 3+-sN-vL-+-# 2PzPP+-zPPzP" 1tR-+QmKL+R! xabcdefghy 6...a6 6...¤c6 From what I've seen in the English attack the lines where black plays Nc6 look inferior. In many cases it blocks the play on the C file. 7 f3 ¥e7 8 £d2 a) 8...a6 9 0-0-0 0-0 10 g4 ¤xd4 11 ¥xd4 b5 12 g5 ¤d7 13 h4 ¦b8 (13...¥b7 14 ¦g1 ¦c8 15 a3 d5 16 exd5 e5 17 d6 exd4 18 £xd4 ¥xf3 19 ¦d3 ¤c5 20 dxe7 ¤xd3+ 21 £xd3 £xe7 22 £xf3 £e1+ 23 ¤d1 ¦fd8 24 ¦g2 £xh4 25 ¥d3± Krush,I−Lesiege,A/Montreal CAN 2001) 14

¢b1 ¤e5 15 £g2 ¥d7 16 f4 ¤c6 17 ¥e3 b4 18 ¤e2 a5 19 h5 White is much faster. 19...a4 20 g6 b3 21 cxb3 axb3 22 a3 £c7 23 gxh7+ ¢xh7 24 ¤c3± Anand,V− Ljubojevic,L/Monaco MNC 2000. b) 8...0-0 9 g4! More accurate than (9 0-0-0 d5!? After this Black gets a decent position. 10 exd5 ¤xd5 11 ¤xd5 £xd5 12 c4 £d6 13 ¤xc6 £xc6 14 ¥d3 e5 15 £c2 ¢h8 16 ¥e4 £a6 17 ¢b1 ¥e6 18 ¥d5 ¦ac8 19 b3 ¥c5= Ye Jiangchuan−Zvjaginsev,V/Belfort FRA 1999.)

9...¤xd4 10 ¥xd4 d5 11 e5 ¤d7 12 0-0-0 f6 13 exf6 ¥xf6 14 £e1 ¤b8 15 ¥c5 ¦f7 16 ¤xd5! exd5 17 ¥c4 ¥d7 18 ¥xd5± Lastin,A−Sokolov,A/Ohrid MKD 2001.

7 f3 b5 7...¤bd7 8 g4 h6 9 h4 b5 10 ¦g1 ¤b6 11 g5 ¤fd7 Black is already in trouble. 12 ¥d3 ¥b7 13 f4 hxg5 14 hxg5 e5 15 ¤f3 b4 16 ¤e2 g6 17 ¤g3 £c7 18 fxe5 dxe5 19 £e2 ¥c5

4

20 0-0-0 0-0-0 21 ¦h1 ¥xe3+ 22 £xe3 ¤c5 23 ¢b1 ¦xh1 24 ¦xh1 ¤ca4 25 ¤d2² Wedberg,T−Akesson,R/Orebro SWE 2000.

8 £d2 Alternatively: 8 g4 a) 8...¤fd7 This regrouping plan has been doing well. 9 £d2 ¤b6 10 0-0-0 ¥b7 11 ¥g5 (11 ¤b3!? ¤8d7 12 ¤a5 Black's Q−side gets discombobulated. 12...¦b8 13 ¥f4 ¤c8 14 ¤xb7 ¦xb7 15 ¢b1 ¥e7 16 h4 0-0 17 ¤e2 ¤cb6 18 ¤d4² Blehm,P−Kalod,R/Paget Parish BER 2001.) 11...£c8 12 ¥d3 ¤8d7 13 ¢b1 b4 14 ¤ce2 d5 15 exd5 ¤xd5 16 ¦he1 ¥c5 17 ¥f5 ¥xd4 18 ¤xd4 ¤c5 19 ¥e4 0-0 20 ¥xd5 ¥xd5 21 £xb4 A perfectly safe pawn−snatch. 21...¦b8 22 £a3 £c7 23 ¤f5 exf5 24 ¦xd5± Nedev,T−Psakhis,L/Pula CRO 2000. b) 8...b4 9 ¤ce2 h6 10 ¥g2 (10 ¤g3 e5!? Probably Black's sharpest attempt. Playing to breakout with a fast ...d5. White should try to take advantage of his lead in development. 11 ¤df5 ¥e6 12 g5 hxg5 13 ¥xg5 ¤c6 14 f4?! White should hurry 0-0-0 before he gets stuck in the middle. 14...£b6 15 £e2 ¤d4 16 £d3 ¤xf5 17 ¤xf5 ¤g4 18 £e2 ¥xf5 19 exf5 £e3!

XABCDEFGHY 8r+-+kvl-tr( 7+-+-+pzp-' 6p+-zp-+-+& 5+-+-zpPvL-% 4-zp-+-zPn+$ 3+-+-wq-+-# 2PzPP+Q+-zP" 1tR-+-mKL+R! xabcdefghy 20 £xe3 ¤xe3 21 ¥d3 f6 22 ¢f2 fxg5 23 ¢xe3 gxf4+ 24 ¢e4 ¦h3∓ Gonzalez,Y−Vera,R/Las Tunas CUB 2001.) 10...e5 11 ¤f5 g6 12 ¤fg3 ¥e6 13 h3 h5 (13...d5 14 g5 hxg5 15 ¥xg5²) 14

g5 h4 15 gxf6 hxg3 16 £d2 ¤c6 17 f4 ¦c8 18 ¤xg3 exf4 19 ¥xf4 £xf6 20 e5 ¤xe5 21 ¤e4 £h4+ 22 ¥g3 £e7 23 ¦d1 ¦xh3÷ Arizmendi Martinez,J−Cvitan,O/Biel SUI 2001. c) 8...h6?! This move has fallen out of favor. It delays g5 for a while, but in the long run proves weakening. 9 £d2 ¤bd7 10 0-0-0 ¥b7 c1) 11 ¥d3 ¤e5 (11...£a5 12 ¢b1 ¤e5 13 a3 £c7 14 ¦he1 ¥e7 15 h4 ¤fd7 16 g5 hxg5 17 hxg5 g6 Black's king has problems finding a home. 18 f4 ¤c4 19 ¥xc4 £xc4 20 f5 ¦c8 21 ¦h1 ¦xh1 22 ¦xh1 exf5 23 ¦h8+ ¤f8 24 exf5 £f1+ 25 £c1 £xc1+ 26 ¢xc1 gxf5 27 ¤xf5² Morozevich,A−Lutz,C/Frankfurt GER 1999.) 12 ¦he1 ¦c8 (12...£a5 13 ¤b3 £c7 14 £f2 ¤xd3+ 15 ¦xd3 Black keeps White occupied by piling on c2. 15...¤d7 16 ¦d2 ¥e7 17 a3 ¦c8= Fedorov,A−Gelfand,B/Polanica Zdroj POL 2000.) 13 ¢b1 ¤fd7 14 f4 ¤c4 15 £e2 (15 ¥xc4 ¦xc4 16 f5 e5 17 ¤f3 £a8!

5

XABCDEFGHY 8q+-+kvl-tr( 7+l+n+pzp-' 6p+-zp-+-zp& 5+p+-zpP+-% 4-+r+P+P+$ 3+-sN-vLN+-# 2PzPPwQ-+-zP" 1+K+RtR-+-! xabcdefghy 18 b3 ¦xe4 19 ¤xe4 ¥xe4 20 ¤g1 ¥e7 Black has very good play for the exchange. He can roll the center or hit c2. 21 ¥f2 0-0³ Korneev,O−Topalov,V/Cala Galdana ESP 1999.) 15...¤xe3 16 £xe3 £b6 (16...g5 17 e5! This prevents Black from controlling the dark squares. 17...gxf4 18 £xf4 dxe5 19 ¤xe6

XABCDEFGHY 8-+rwqkvl-tr( 7+l+n+p+-' 6p+-+N+-zp& 5+p+-zp-+-% 4-+-+-wQP+$ 3+-sNL+-+-# 2PzPP+-+-zP" 1+K+RtR-+-! xabcdefghy 19...£e7 20 £d2 fxe6 21 ¥g6+ ¢d8 22 ¦f1 ¦xc3 23 £xc3 £c5 24 ¦f7 ¥c8 25 £d2+− Morozevich,A− Van Wely,L/Wijk aan Zee NED 2000.) 17 ¤d5 (17 f5 e5 18 ¤b3 £xe3 If Black forces a queen trade it takes care of White's attacking chances. 19 ¦xe3 ¤c5 20 ¤a5 ¥a8 21 ¤d5 ¥xd5 22 exd5 ¥e7 23 ¥e2 ¥g5= Anand,V−Van Wely,L/Wijk aan Zee NED 2000. 17 e5 dxe5 18 fxe5 ¥c5 19 ¤ce2 £c7 20 £f4 ¥d5³ Kreiman,B−Fedorowicz,J/Linares ESP 2000.) 17...exd5 (17...£c5 18 b4 £a7 19 h4 e5 20 fxe5 dxe5 21 ¤f5 £xe3 22 ¤fxe3 g6 Black's bishop pair compensates for d5 control. 23 ¢b2 ¥e7 24 ¦h1 ¤f6 25 ¤xf6+ ¥xf6 26 c4 bxc4 27 ¤xc4 ¦d8 28 ¥c2 ¢e7 29 h5 ¦d4= Fedorov,A−Van Wely,L/Polanica Zdroj POL 2000.) 18 exd5+ ¢d8 19 ¥xb5! A temporary double piece sac. Black's position is

uncoordinated and white will have a mass of pawns. 19...axb5 20 £e8+ ¢c7 21 £xf7 g5 22 ¤e6+ ¢b8 23 £xd7± Timman,J−Van Wely,L/Wijk aan Zee NED 2000. c2) 11 ¢b1 ¤e5 12 h4 ¤fd7 13 ¦g1 ¦c8 14 g5 hxg5 15 hxg5 g6 16 f4 b4 17 ¤a4 ¤c4 18 ¥xc4 ¦xc4 19 £d3 ¦c8 20 f5 £a5 21 fxe6 £xa4 22 b3 £a5 23 exd7+ ¢xd7 24 ¥f4± Feigin,M−Van Wely,L/Hengelo NED 2000. c3) 11 h4 11...b4 12 ¤a4 (12 ¤b1 d5 13 ¥h3 g5!? Kasparov's solution to the g5 push. 14 hxg5 hxg5 15 exd5 ¤xd5 16 ¥xg5 £b6 17 ¥g2 ¦xh1 18 ¥xh1 ¦c8 19 ¦e1 £a5 20 f4 £xa2 21 f5 ¤c5

6

22 fxe6 ¥g7 23 exf7+ ¢xf7 24 ¥xd5+ £xd5 25 ¦e7+ ¢g8 26 ¦xg7+ ¢xg7 27 ¤c3 bxc3 28 ¤f5+ ¢f7 29 £xd5+ ¥xd5 30 ¤d6+ ¢g6 31 ¤xc8 ¢xg5∓ Anand−Kasparov/Linares 1999.) c3a) 12...d5 13 ¥h3 g5 14 ¥g2 (14 hxg5 hxg5 15 e5!? ¤xe5 16 ¥xg5 ¦g8 17 ¤b6 ¤c4 18 ¤xc4 dxc4 19 ¥xf6 £xf6 20 ¤xe6+− Kasparov,G−Wojtkiewicz,A/Kopavogur ISL 2000.) 14...gxh4

15 ¦xh4 dxe4 16 g5 ¤d5 17 ¦xe4 hxg5 18 ¥xg5 £a5 19 f4 ¦h2 20 ¤xe6 fxe6 21 ¦xe6+ ¢f7 22 £d3 ¥g7 23 £f5+ ¢g8 24 ¦xd5+− Kasparov,G−Van Wely,L/Wijk aan Zee NED 2000. c3b) 12...£a5!? This leads to razor sharp situations. 13 b3 c3b1) 13...¥e7 14 ¢b1 ¤c5 15 ¤xc5 dxc5 16 ¤e2 ¦d8 (16...£c7 17 ¥g2 ¤d7 18 g5 hxg5 19 hxg5 ¦xh1 20 ¦xh1 0-0-0 21 £e1 a5 22 ¦h7 ¥a6 23 ¦xg7 £h2 24 ¦xf7 £xg2 25 ¤f4 £xf3 26 ¦xe7± Nijboer,F−Janssen,R/Rotterdam NED 2000.) 17 £c1 ¤d7 18 ¤g3 ¤e5 19

¥e2 ¦xd1 20 £xd1 £c7 21 ¥f4 ¥d6 22 ¤h5 g6 23 ¤f6+ ¢e7 24 g5 h5 25 ¥e3 ¤c6 26 f4 ¦d8 27 £f1 ¤d4 28 ¥d3 ¢f8= Kasparov,G−Van Wely,L/Internet 2000. c3b2) 13...¤c5 14 a3 c3b21) 14...¦c8 15 £xb4 £c7 16 ¢b1 (16 ¤xc5 dxc5 17 £a4+ ¤d7 18 ¤e2 c4 19 ¥f4 £c6 20 £xc6 ¥xa3+ 21 ¢b1 ¦xc6 22 ¤d4 ¦c8 23 ¥xc4 e5 24 ¤f5 ¦xc4 25 ¤xg7+ ¢d8 26 ¥xe5 ¦c6 27 ¤e6+ ¦xe6 28 ¥xh8 ¢e7² Ernst,T−Agrest,E/Orebro SWE 2000.) 16...¤cd7 17 £d2 d5

18 ¥h3 dxe4 19 g5 hxg5 20 hxg5 ¤d5 21 fxe4 ¤xe3 22 £xe3 ¤e5 23 ¦hf1 ¥xa3 24 g6 ¤xg6 25 ¥xe6 fxe6 26 ¤xe6

XABCDEFGHY 8-+r+k+-tr( 7+lwq-+-zp-' 6p+-+N+n+& 5+-+-+-+-% 4N+-+P+-+$ 3vlP+-wQ-+-# 2-+P+-+-+" 1+K+R+R+-! xabcdefghy 26...£e7 27 £b6± Anand,V−Khalifman,A/Shenyang CHN 2000. c3b22) 14...¤xa4 15 axb4 £c7 16 bxa4 d5 17 e5 ¤d7 18 f4 ¤b6 19 f5 (19 a5 ¤c4 20 £c3 £e7 21 ¥xc4 dxc4 22 ¥d2 ¥xh1 23 ¦xh1 £b7 24 ¦d1 ¥e7 25 £f3 0-0-0 26 £c6+ £xc6 27 ¤xc6 ¦d7 28 ¤xe7+ ¦xe7 29 ¦e1 h5 30 g5³ Topalov−Kasparov/Linares 1999.) 19...¤c4 (19...¤xa4 20 fxe6 0-0-0 21 exf7 ¤c3 22 e6 ¥xb4 23 £d3 ¤a2+ 24 ¢b2 ¥c3+ 25 ¢b1 ¤b4 26 ¥f4 £c5 27 £f5 g6 28 £e5 Topalov,V−Gelfand,B/Monaco MNC 2000.) 20 ¥xc4 c3b221) 20...dxc4 21 fxe6 (21 c3!?) 21...c3 22 exf7+ ¢xf7 23 ¦hf1+ (23 £f2+!?) 23...¢g8 24

£d3 ¥xb4 25 ¤e6 £xe5 26 ¤xg7 ¦b8 27 ¦de1 ¥e4 28 £c4+ ¥d5-+ Mrdja,M− Vera,R/Saint Vincent ITA 2000. c3b222) 20...£xc4 21 fxe6 ¥xb4 22 exf7+ ¢xf7 23 £d3 £a2 24 ¦df1+ ¢g8 25 ¢d1 a5 26 £f5 £a1+ 27 ¢e2 ¥a6+ 28 ¤b5 £xa4 29 £e6+ ¢h7 30 £f5+ ¢g8 31 £e6+= Tiviakov,S−Danailov,S/Wijk aan Zee NED 2000.

8...¤bd7 7

8...¥b7 9 g4 ¤fd7 (9...£c7?! The queen is misplaced at this time. 10 0-0-0 ¥e7 11 h4 ¤fd7 12 ¥d3 ¤b6 13 £f2 ¤8d7 14 ¢b1 ¤c5 15 ¥xb5+ axb5 16 ¤dxb5 £c6 17 ¤xd6+ ¥xd6 18 ¦xd6! £xd6 19 ¥xc5± Nakamura,H−Patterson,R/Philadelphia USA 2001.) 10 h4 (10 g5 ¤b6 11 ¥d3 ¤8d7 12 f4?! This gives Black a target on e4. 12...¦c8 13 0-0-0 ¤c5 14 a3 ¥e7 15 ¢b1 ¤xd3 16 cxd3 d5 17 ¦c1 dxe4 18 ¤xe4 ¤c4³ Pegoraro,N−Aleksic,N/Lido Estensi ITA 2000.) 10...¤b6 11 ¤b3 b4 12 ¤d1 ¤c6 13 £f2 ¤d7 14 g5 ¥e7 15 f4 h6?!

Black's play is on the other side. 16 ¦g1 hxg5 17 hxg5 ¤c5 18 ¥xc5 dxc5 19 ¥d3 e5 20 ¤e3 exf4 21 £xf4 £d6 22 £f1 ¦h5 23 ¤c4 £e6 24 0-0-0 ¤e5 25 ¥e2 ¦xg5 26 ¤d6+± Solak,D−Bruzon,L/Yerevan ARM 2000.

9 0-0-0 9 g4 ¤b6 10 a4 ¤c4 11 ¥xc4 bxc4 12 a5 ¤d7 13 £e2 ¥e7 14 £xc4 ¥h4+ 15 ¢e2 ¥b7 16 ¦ad1 ¥e7 17 £a4 £c7 18 ¤b1 d5 19 exd5 ¥xd5 20 ¤c3 ¥b7 21 ¤e4 ¦d8 22 ¦d3 00 23 ¦c3 £e5 24 ¤c6 ¥xc6 25 ¦xc6 f5³ Firman,N−Genov,P/Lausanne SUI 2001.

9...¥b7 9...¤b6 10 £f2 ¤fd7 11 ¥d3 ¥b7 12 f4 ¦c8 13 f5!? e5 (13...¦xc3 14 fxe6 fxe6 15 bxc3²) 14 ¤e6! fxe6 15 fxe6 ¤f6 16 ¥xb6 £e7 17 £f5 ¦c6 18 ¥a5 ¥c8 19 ¤d5 £xe6 20 ¤c7+ ¦xc7 21 £xe6+ ¥xe6 22 ¥xc7 ¥e7 23 ¢b1 ¢d7 24 ¥b6 ¦c8 25 ¦he1± Korneev,O−Teran Alvarez,I/Dos Hermanas ESP 2001.

10 g4 ¤b6 11 £f2 11 ¥d3 ¦c8 12 ¢b1 a) 12...¥e7 13 h4 ¤fd7 14 g5 ¤e5 15 £e1 ¤bc4 16 ¥c1 £b6 17 ¤ce2 d5 18 £g3 ¥d6 19 £g2 ¥c5 20 ¤b3 ¤e3 21 £g3 ¤xd1 22 £xe5 ¤f2 23 £xg7 ¦f8 24 ¦f1 dxe4 25 fxe4 ¤xd3 26 cxd3 £d6 27 ¤xc5 £xc5 28 g6 £c2+ 29 ¢a1 £xe2 30 gxf7+ ¢d7 31 £d4+ ¥d5 32 ¦g1 £f3 33 exd5 £xd5 34 £g7 £f5 35 £d4+ £d5 36 £g7 £f5 37 £d4+ Shahade,G−Wojtkiewicz,A/San Francisco USA 2001. b) 12...d5 13 g5 b4 14 ¤ce2 ¤fd7 (14...dxe4 15 gxf6 exd3 16 fxg7 ¥xg7 17 £xd3 ¤c4 18 ¦hg1 ¥f6 19 ¥c1 £c7 20 ¥g5 ¥xg5 21 ¦xg5 ¤e5 22 £e3 ¤xf3 23 ¦g3 ¤e5 24 c3 bxc3 25 ¤xc3 ¤g6 26 ¤xe6 fxe6 27 £xe6+ £e7 28 ¦xg6 hxg6 29 £xg6+ £f7 30 ¦e1+ ¢f8 31 £d6+ ¢g8 32 ¦g1+ ¢h7 33 £d3+ ¢h6 34 £e3+ Zubarev,A−Shneider,A/Ordzhonikidze UKR 2000.) 15

exd5 ¤xd5 16 g6 hxg6 17 ¤xe6 fxe6 18 ¥xg6+ ¢e7 19 ¤d4 ¤7f6 20 ¦he1 £d6 21 ¥f4 £b6 22 ¦xe6+ £xe6 23 ¤xe6 ¢xe6 24 £e2+ ¢d7 25 ¥f5+ ¢d8 26 ¥xc8 ¢xc8 27 £e6+ ¢d8 28 ¥e5 ¦h6 29 ¥xf6+ ¦xf6 30 ¦xd5+ ¥xd5 31 £xd5+ ¢c7 32 c3 bxc3 33 £e5+ ¥d6 34 £xc3+ ¢b7 35 £b3+ ¢a7 36 £e3+ ¢b7 37 £g5 ¥f8 38 h4 ¦c6 39 £d8 ¦c7 McShane,L−Olafsson,H/Reykjavik ISL 2000. c) 12...¤fd7 13 f4 ¤c4 14 ¥xc4 ¦xc4 15 f5 e5 16 ¤f3 £a8 17 ¤d5 ¥xd5 18 exd5 ¦xg4 19 h3 ¦c4 20 ¦hg1 ¤f6 21 ¥g5 McShane,L−Van Wely,L/Internet ICC 2000. 11 ¢b1 ¤fd7 12 ¥g5 £c8 13 £f2 b4 14 ¤ce2 d5 15 ¤g3 £c7 16 ¥d3 ¤e5 17 ¦he1 ¤xd3 18 ¦xd3 ¥c5 19 ¤h5 0-0 20 ¥f6 gxf6 21 £d2 Mulyar,M−Ashley,M/Framingham USA 2001.

8

11...¤fd7

XABCDEFGHY 8r+-wqkvl-tr( 7+l+n+pzpp' 6psn-zpp+-+& 5+p+-+-+-% 4-+-sNP+P+$ 3+-sN-vLP+-# 2PzPP+-wQ-zP" 1+-mKR+L+R! xabcdefghy The knights aim for the queenside.

12 ¥d3 12 ¢b1 ¦c8 13 ¥d3 (13 g5 ¦xc3! White should never allow this. Now Black gets a long− lasting initiative. 14 bxc3 £c7 15 ¥d3 £xc3 16 ¤e2 £c7 17 ¥d4 e5 18 ¥a1 ¤c5 19 h4 ¥e7 20 ¤g3 g6 21 f4 ¤ca4 22 £d2 £c5 23 h5 b4 24 ¤e2 ¦g8 25 hxg6 hxg6 26 ¦h7 exf4 27 £xf4 ¦f8 28 ¤d4 ¥xg5∓ Movsesian,S−Van Wely,L/Dordrecht NED 2000.) 13...¦xc3! 14 bxc3 £c7 15 ¤e2 ¥e7 (15...¤a4 16 h4 d5 17 exd5 ¥xd5 18 ¥e4 ¥c4 19 ¥f4 e5 20 ¦xd7 £xd7 21 ¥xe5 ¥c5 22 £e1 0-0 23 ¤f4 f6 24 ¥f5 £f7 25 ¥d4 ¥a3 26 ¥e6 ¥xe6 27 £xe6 £xe6 28 ¤xe6 ¦c8 29 ¦d1 ¢f7 30 ¤f4 ¥b2-+ Quesada,R−Leyva,R/Las Tunas CUB 2001.) 16 g5 0-0

17 h4 ¤a4 18 ¥c1 ¤e5 19 h5 d5 20 £h2 ¥d6 21 £h3 ¤xd3 22 cxd3 b4 23 cxb4 ¦c8 24 ¢a1 dxe4 25 fxe4 ¥xe4∓ Movsesian,S−Kasparov,G/Sarajevo BIH 2000.

12...¦c8 13 ¤ce2 13 g5 ¦xc3 14 bxc3 £c7 15 ¦hf1 d5 16 ¤e2 ¤a4 17 exd5 ¥xd5 18 f4 ¥a3+ 19 ¢d2 0-0∓ Gonzalez Diaz,D−Vera,R/Vila Real ESP 2001.

13...¥e7

9

XABCDEFGHY 8-+rwqk+-tr( 7+l+nvlpzpp' 6psn-zpp+-+& 5+p+-+-+-% 4-+-sNP+P+$ 3+-+LvLP+-# 2PzPP+NwQ-zP" 1+-mKR+-+R! xabcdefghy 13...¤c5 14 ¢b1 ¤ba4 15 b3 (15 h4 £c7 16 b3 ¤b6 17 h5 h6 18 g5 hxg5 19 ¥xg5 e5 20 ¤f5 ¤xd3 21 cxd3 ¦xh5 22 ¥h4 ¤d7 23 ¦c1 £b8 24 ¦cg1 g6∓ Nedev,T−Vera,R/Yerevan ARM 2001.) 15...¤xd3 16 cxd3 ¤c5 17 ¤g3 b4 18 ¤c2 a5„ 19 d4 ¤d7 20 d5 e5 21 ¦c1 ¥a6 22 h4 g6 23 h5 ¤c5 24 hxg6 Movsesian,S−Nielsen,P/Tegel GER 2001. 13...£c7 14 ¢b1 ¤a4 15 ¦he1?! Massing in the center doesn't make sense. (15 g5!?) 15...¥e7 16 ¥c1 0-0 17 f4 ¤ac5 18 ¤g3 ¦fe8 19 g5 ¥f8 20 ¤h5 ¢h8 21 e5 ¤xd3 22 ¦xd3 dxe5 23 fxe5 ¦ed8 24 ¦e2 ¤c5 25 ¦h3 ¥e4∓ Ashley,M− Ehlvest,J/Philadelphia USA 2001. 13...¤c4 14 ¢b1 ¤xe3 15 £xe3 ¤e5= Kapnisis,S−Tsivelekidis,G/Ano Liosia GRE 2000.

14 h4 0-0 14...¤c5 15 ¢b1 £c7 16 ¥g5 ¤ba4 17 ¥xe7 £xe7 18 g5 0-0 19 ¤g3 f6 20 ¤h5 £f7 21 ¤g3 d5 22 £e1 ¤xd3 23 cxd3 ¤c5 24 ¦g1 fxg5 25 hxg5 dxe4 26 dxe4 ¦c7 27 g6 hxg6 28 ¦h1 e5÷ Polgar,J−Svidler,P/Cannes FRA 2001.

15 ¢b1

XABCDEFGHY 8-+rwq-trk+( 7+l+nvlpzpp' 6psn-zpp+-+& 5+p+-+-+-% 4-+-sNP+PzP$ 3+-+LvLP+-# 2PzPP+NwQ-+" 1+K+R+-+R! xabcdefghy 15...¤a4 10

15...d5 16 ¤g3 ¤c4 17 ¥xc4 ¦xc4 18 exd5= Teran Alvarez,I−Santa Torres,J/Varadero CUB 2000.

16 g5 ¤dc5 17 ¤g3 £c7 18 ¤b3 d5 19 e5 £xe5 20 ¥d4 £c7 21 f4 ¤e4 22 ¥xe4 dxe4 23 ¦he1 ¥d6 24 ¤h5 e5 25 c3 f6 26 gxf6 exd4 27 ¤xd4 g6 28 f5 gxh5 29 ¤e6

XABCDEFGHY 8-+r+-trk+( 7+lwq-+-+p' 6p+-vlNzP-+& 5+p+-+P+p% 4n+-+p+-zP$ 3+-zP-+-+-# 2PzP-+-wQ-+" 1+K+RtR-+-! xabcdefghy 29...¤xc3+ 30 bxc3 £xc3 31 ¦xd6 £b4+ 32 ¢a1 £c3+ 33 ¢b1 £b4+ 34 ¢a1 £c3+ 35 ¢b1= Polgar,J−Kasparov,G/Linares ESP 2001.

11

Anti−Perenyi piece sac [B81] Last updated: 06/04/02 by Fed

1 e4 c5 2 ¤f3 d6 3 d4 cxd4 4 ¤xd4 ¤f6 5 ¤c3 a6 6 ¥e3 e6 7 g4

XABCDEFGHY 8rsnlwqkvl-tr( 7+p+-+pzpp' 6p+-zppsn-+& 5+-+-+-+-% 4-+-sNP+P+$ 3+-sN-vL-+-# 2PzPP+-zP-zP" 1tR-+QmKL+R! xabcdefghy 7...h6!? This could transpose into a Keres Attack, but is a sane alternative to the Perenyi piece sac.

8 h3 8 ¥g2 ¤c6 9 h3 ¤e5 10 £e2 £c7!? With Nc4 ideas. 11 0-0-0 ¥d7 12 f4 ¤c4 13 ¢b1 e5 14 ¤b3 ¦c8 With Nxb2 threats. 15 ¦d3 b5 16 g5 hxg5 17 fxg5 ¤h5 18 ¤d5 The Nd5 invasion doesn't disrupt Black's forces. 18...£b7 19 ¥c1 ¥e6 20 £e1 ¥e7 21 ¥f3 ¥d8 22 ¥g4 a5² Shirov,A−Gelfand,B/Monaco rapid 1999

8...b5 9 ¥g2 ¥b7 10 a3 ¤bd7 11 0-0 ¦c8 12 ¤de2 ¤e5 13 b3 g5 14 £d2 h5! 15 ¥xg5 hxg4 16 hxg4 ¤exg4 17 f3 £b6+ 18 ¤d4 ¥h6 19 ¥xh6 ¤xh6 20 ¦f2 e5 21 ¤de2 ¢e7³ Zufic,M−Kozul,Z/Bled SLO 2001.

12

The Perenyi piece sac [B81] Last updated: 06/04/02 by Fed

1 e4 c5 2 ¤f3 d6 3 d4 cxd4 4 ¤xd4 ¤f6 5 ¤c3 a6 6 ¥e3 e6 7 g4

XABCDEFGHY 8rsnlwqkvl-tr( 7+p+-+pzpp' 6p+-zppsn-+& 5+-+-+-+-% 4-+-sNP+P+$ 3+-sN-vL-+-# 2PzPP+-zP-zP" 1tR-+QmKL+R! xabcdefghy 7...e5 8 ¤f5 g6 9 g5

XABCDEFGHY 8rsnlwqkvl-tr( 7+p+-+p+p' 6p+-zp-snp+& 5+-+-zpNzP-% 4-+-+P+-+$ 3+-sN-vL-+-# 2PzPP+-zP-zP" 1tR-+QmKL+R! xabcdefghy This leads to the so called Perenyi piece sac. Named after the late Hungarian IM, it is unbelievably complicated, and Black better have nerves of steel and good defensive instincts.

9...gxf5 10 exf5 d5 11 £f3!? 13

XABCDEFGHY 8rsnlwqkvl-tr( 7+p+-+p+p' 6p+-+-sn-+& 5+-+pzpPzP-% 4-+-+-+-+$ 3+-sN-vLQ+-# 2PzPP+-zP-zP" 1tR-+-mKL+R! xabcdefghy 11 gxf6 d4 12 ¥c4 £c7 13 £d3 dxe3 14 0-0-0 exf2 15 ¥xf7+ ¢xf7 16 £d5+ ¢xf6 17 £f3 ¥h6+ 18 ¢b1 ¦d8 19 ¦xd8 £xd8-+ Fontaine,R−Svidler,P/Brussels BEL 2000

11...d4 12 0-0-0 ¤bd7 13 ¥d2 £c7 13...dxc3 14 ¥xc3 a) 14...£b6!? This game was one of the most exciting of 1999 featuring this novelty. Black wants to solve his problems with Bb4. 15 gxf6 ¥b4! Reducing the number of potential attackers. 16 ¥c4 ¥xc3 17 ¥xf7+!? The only way to keep the attack alive. 17...¢xf7 18 £h5+ ¢xf6 (18...¢f8?? 19 £h6+ ¢g8 20 f7+ wins the Q) 19 £h6+ ¢xf5 Nijboer,F−Van Wely,L/NLD−ch, Rotterdam 1999(19...¢f7?? 20 ¦xd7+!) b) 14...¥g7 15 ¦g1 0-0 16 gxf6 £xf6 17 £e3 ¢h8 18 f4 £b6?! (18...£h6 was the best try) 19 £g3 £h6 20 ¦d6 f6 21 ¥d2 e4 22 ¥c4 b5 23 ¥e6 ¦a7 24 ¦c6!± Polgar,J− Anand,V/Dos Hermanas 1999.

14 gxf6 dxc3 15 ¥xc3

XABCDEFGHY 8r+l+kvl-tr( 7+pwqn+p+p' 6p+-+-zP-+& 5+-+-zpP+-% 4-+-+-+-+$ 3+-vL-+Q+-# 2PzPP+-zP-zP" 1+-mKR+L+R! xabcdefghy 15...£c6 16 £g3 ¥h6+

14

16...£xh1 17 ¥g2 ¥h6+ 18 ¥d2 ¥xd2+ 19 ¢xd2 £xg2 20 £xg2 a5 21 f4 exf4 22 £g7 ¦f8 23 ¦e1+ ¢d8 24 ¦e7 ¢c7 25 £xf8 Shirov,A−Van Wely,L/ Istanbul TUR 2000. It's amazing that Shirov could win almost the same way twice. When he faced Kasparov though he opted for something else.

17 ¢b1 ¥f4 18 £d3 ¦g8 19 ¥h3 ¢d8 20 ¥b4 £xf6 21 £c4 ¦g5 22 ¦d6 £g7 23 f6 ¦g1+ 24 ¥f1+− Mate is inevitable! I find all this very hard to believe. Shirov,A−Topalov,V/Wijk aan Zee NED 2001.

15

Keres Attack [B81] Last updated: 06/04/02 by Fed

1 e4 c5 2 ¤f3 d6 3 d4 cxd4 4 ¤xd4 ¤f6 5 ¤c3 e6 6 g4!? The starting position for the Keres attack. White aims to take space as a prelude to an attack.

6...h6 6...¤c6 7 g5 ¤d7 a) 8 ¥e3 ¥e7 9 h4 a1) 9...0-0 10 £d2 ¤b6?! (10...¤de5!? 11 ¥e2 ¤xd4 12 ¥xd4 ¤c6 13 ¥e3 a6 14 0-0-0 b5„) 11 0-00 d5 12 ¢b1 ¥b4 13 a3 ¥xc3 14 £xc3 dxe4 15 £e1 £e8 16 ¤b3 e5 17 ¥c5 ¤e7 18 £xe4 ¥e6 19 ¥d3 g6 20 £xe5+− Van Riemsdijk,H−Watson,B/Auckland NZL 2000. a2) 9...a6 10 £e2 (10 £h5!? g6 11 £e2 White can attack on the H file.) 10...¤xd4 11 ¥xd4 00 12 0-0-0 b5 13 f4 b4 14 ¤b1 e5 15 fxe5 dxe5 16 ¥e3 £c7 17 £c4 ¤c5 18 ¦d5 ¥e6 19 ¥h3 ¥xd5 20 exd5 a5 21 d6 ¥xd6 22 ¦d1 ¦ad8-+ Boudre,J− Lepelletier,B/Bescanon FRA 1999 b) 8 ¦g1 8...¥e7 9 ¥e3 b1) 9...¤b6 10 a4? A perfectly good Keres attack ruined. (10 £e2!?) 10...0-0 11 ¥e2 ¤a5 12 b3 d5 13 exd5 ¤xd5 14 ¤xd5 exd5 15 £d2 ¤c6 16 h4 ¦e8 17 h5 ¤xd4 18 ¥xd4 ¥f5 19 0-0-0 ¦c8 20 ¥d3 ¥xd3 21 £xd3 ¥xg5+ 22 ¢b1= Perelshteyn,E− Krejci,J/Yerevan ARM 1999 b2) 9...0-0 10 £d2 a6 11 0-0-0 ¤xd4 12 ¥xd4 b5 13 f4 b4 14 ¤e2 £a5 15 ¢b1 e5 16 ¥f2 ¤c5 17 £e3 ¥e6 18 ¤c1 exf4 19 £xf4 ¦ac8 20 ¥d4 ¦fe8 21 ¤b3 £a4 22 ¥f6 ¥f8 23 ¦g3 £c6 24 ¤xc5 dxc5 25 ¥e5 c4∓ Ljubojevic,L−Kasparov,G/Belfort 1988 6...a6 7 g5 ¤fd7 a) 8 ¥e3 b5 9 a3 I had a game with this variation many moons ago. The prepared novelty was Jon Tisdall's and I was lucky enough to try it vs Tigran Petrosian( Hastings 77/78) 9...¤b6 (9...¥b7 10 £g4! was Fedorowicz−Petrosian) 10 ¦g1 ¤8d7 11 f4 ¥b7 12 £f3 ¦c8 13 ¥f2 Protecting against Rxc3 13...£c7 (13...e5!?) 14 0-0-0 e5 15 ¤f5 ¤a4 16 ¥e1 ¤dc5 17 ¥d3 g6 18 ¤e3 ¤xd3+ 19 ¦xd3 exf4 20 £xf4 ¥g7 21 ¤xa4 ¥e5 22 £h4 bxa4 23 ¥c3 ¥xc3 24 ¦xc3 £b6 25 ¦xc8+ ¥xc8 26 ¦e1± Enders,P− Espig,L/Plauen GER 1999 b) 8 h4 b1) 8...¤c6 9 ¥e3 £c7?! wasting time (9...¤xd4 10 ¥xd4 b5!?) 10 £h5?! (10 £d2!?) 10...¤c5?! (10...¤xd4 11 ¥xd4 ¤e5 12 0-0-0 ¤c6 13 ¥e3 b5„) 11 0-0-0 b5 12 ¥g2 ¦b8 13 ¤xc6 £xc6 14 ¦he1 b4 15 ¤d5 b3 16 axb3 ¤xb3+ 17 ¢b1 ¤a5 18 ¥d4 ¤c4 19 ¦d3 £b7 16

20 b3 exd5 21 exd5+ ¢d8 22 ¢c1 ¤a3 23 ¦de3 ¥d7 24 £xf7 ¦c8 25 ¦e8+ ¢c7 26 £xd7+ ¢xd7 27 ¥h3++− Slingerland,C−Muhren,B/Rotterdam NED 1999 b2) 8...¥e7 9 ¥h3?! This has nothing to do with the game. 9...0-0 10 ¥e3 ¤c6 11 £e2 ¤xd4 12 ¥xd4 b5 13 a3 £a5 14 0-0-0 b4 15 axb4 £xb4 16 ¦hg1 ¦b8 17 ¤b1 ¤c5 18 £e1 £b5 19 ¦g3 e5∓ Medvegy,N−Antal,G/Budapest HUN 2000

7 h4

XABCDEFGHY 8rsnlwqkvl-tr( 7zpp+-+pzp-' 6-+-zppsn-zp& 5+-+-+-+-% 4-+-sNP+PzP$ 3+-sN-+-+-# 2PzPP+-zP-+" 1tR-vLQmKL+R! xabcdefghy 7 h3 This is the quiet line in the Keres. White maintains the spatial advantage and delays e5 indefinitely. 7...a6 8 ¥g2 g5 (8...¤c6 9 ¥e3 ¤e5 10 £e2 £c7 11 f4 ¤c4 12 ¥c1 ¥d7 13 b3 ¤b6 14 £d3 ¦c8 15 ¥b2 e5 16 ¤de2 ¥e7 17 0-0-0 ¥c6 18 ¢b1 ¤bd7 19 ¦hf1 ¤c5 20 £e3 0-0 21 fxe5 dxe5 22 ¤d5 ¥xd5 23 exd5 ¤cd7 24 £d2² Leko,P−Sasikiran,K/Istanbul TUR 2000) 9 ¥e3 (9 b3 ¤c6 10 ¥b2 ¥g7 11 ¤xc6 bxc6 12 £d2 d5 13 0-0-0 ¥b7 14 f4 gxf4 15 £xf4 ¤d7 16 ¢b1 ¥e5 17 £d2 £g5 18 £e1 0-0-0 19 ¥c1 £g7 20 ¤a4 h5 21 g5± Lanka,Z−Antal,G/Paris FRA 2000) 9...¤bd7 10 £e2 ¤e5 11 0-0-0 ¥d7 12 ¤f3!? White trades Black's

excellent Ne5 off. 12...£a5 13 ¢b1 ¥e7 14 ¤xe5 dxe5 15 h4 ¦g8 16 hxg5 hxg5 17 ¦h6 ¥c6 18 £f3 ¤d7 19 ¦h7 ¤f6 20 ¦h6 ¤d7 21 ¥f1! Activating the misplaced B. 21...¦d8 22 ¥c4 ¤f8 23 ¤d5 exd5 24 exd5 e4!? (24...£b4? 25 dxc6+− Adams− I.Sokolov/Sarajevo 1999) 25 £xe4 ¦d7 26 ¦hh1 £d8 27 ¦d3 ¥b5 28 ¥xb5 axb5 29 ¥c5± 7 ¥g2 ¤c6 8 ¤b3 I feel Black should be ok after this. a) 8...a6 9 £e2 £c7 (9...g5!? 10 h4 ¦g8„) 10 f4 b5 11 e5 ¤d7 12 exd6 ¥xd6 13 ¤e4 ¥xf4?! (13...¥e7!?) 14 ¥xf4 £xf4 15 ¦f1 £xh2 16 0-0-0 0-0 17 ¢b1 ¦a7 18 g5 f5 19 gxf6 ¤xf6 20 ¤xf6+ ¦xf6 21 ¦xf6 gxf6 22 £f1± Babula,V−Jansa,V/CZE 2000 b) 8...¥e7 9 0-0 0-0 10 f4 ¤h7?! (10...¤d7!? can it be so bad?) 11 ¥e3 ¥d7 12 £e1 a6 13 ¦d1 b5 14 e5 d5 15 ¤c5 ¦c8 16 ¤3e4± Babula,V−Mirumian,V/CZE 2000

7...¥e7 7...¤c6 8 ¦g1 h5 9 gxh5 ¤xh5 10 ¥g5 ¤f6 11 ¥e2 a6 12 £d2 £b6 13 ¤b3 ¥d7 14 0-0-0 £xf2 15 h5 ¤xh5 16 ¦h1 g6 17 e5 £f5 18 ¥xh5 ¦xh5 19 ¦xh5 gxh5 20 exd6 ¤e5 21 ¤d4 £g4 22 ¥f4 ¥xd6 23 ¤de2 ¤c4 24 £d4 ¥xf4+ 25 ¤xf4 e5 26 £xc4 £xf4+ 27 £xf4 exf4-+ Lautier,J−Akesson,R/Batumi GEO 1999 17

7...a6?! After this White is very fast. 8 ¦g1 ¤c6 9 g5 hxg5 10 hxg5 ¤d7 11 ¥e3 g6 12 f4 £c7 13 £f3 b5 14 0-0-0 ¥b7 15 f5 gxf5 16 g6 ¤de5 17 £g3 fxg6 18 ¤xe6 £f7 19 ¤d5 ¦c8 20 ¤g5 £g7 21 exf5 gxf5 22 £f4± Calota,A−Voicu,C/Lasi ROM 1999

8 ¦g1 8 £f3 ¤c6 9 ¥b5 ¥d7 10 ¥xc6 bxc6 11 g5 hxg5 12 hxg5 ¦xh1+ 13 £xh1 ¤g4! Brave but strong 14 g6 ¥f6 15 gxf7+ ¢f8 16 ¤de2 ¥h4 17 ¤f4 ¢xf7 18 ¤d3 £f6 19 e5? (19 £g2!? e5 20 ¤d1 ¦f8 21 ¥d2 ¢g8‰) 19...¤xf2!-+ Belotti,B−Sokolov,A/Swiss−chT 1999.

8...¤h7 9 g5 hxg5 10 hxg5 ¤xg5 11 ¤db5 f6 12 e5 dxe5

XABCDEFGHY 8rsnlwqk+-tr( 7zpp+-vl-zp-' 6-+-+pzp-+& 5+N+-zp-sn-% 4-+-+-+-+$ 3+-sN-+-+-# 2PzPP+-zP-+" 1tR-vLQmKLtR-! xabcdefghy 13 ¥xg5 fxg5 14 £xd8+ ¢xd8 15 0-0-0+ ¥d7 16 ¤e4 a6 17 ¤bd6 ¢c7 18 ¤f7 ¦h4 19 ¤exg5 ¤c6 20 ¤f3 ¦h5 21 ¦xg7 e4 22 ¤3g5 ¥f6 23 ¦g6 ¥d4 24 c3 ¥xf2 25 ¤xe4 ¥e3+ 26 ¢b1² Aseev,K−Arlandi,E/Ohrid MKD 2001.

18

B82 same as Benko System − vs the Sozin [B82] Last updated: 06/04/02 by Fed

1 e4 c5 2 ¤f3 d6 The 'standard' move−order, but the exact same position can also arise with a move more, from the Sozin, say, both sides 'wasting' a tempo: 2...¤c6 3 d4 cxd4 4 ¤xd4 a) 4...£b6 5 ¤b3 e6 6 ¥d3 ¤f6 7 ¤c3 d6 8 ¥e3 £c7 This is basically the starting position. It can be reached by a number of move orders. So check B57 as well. 9 f4 a6 10 a4 b6 11 0-0 ¥b7?! This premature developing move weakens the e6 point. 12 £f3 ¥e7 13 ¦ae1 ¤d7? (13...0-0 14 £h3 ¤b4 is the best try) 14 f5! ¤ce5 15 £g3 ¥f6 16 fxe6 fxe6 17 £h3 ¤f8 18 ¤d4 ¥c8 19 ¥e2 £e7 20 ¢h1² Chapman,M− Rogers,I/Canbarra AUS 2000 b) 4...¤f6 5 ¤c3 d6 6 ¥c4 £b6 7 ¤b3 e6 b1) 8 ¥d3 ¥e7 9 ¥e3 £c7 10 f4 a6 11 £f3 b5 12 0-0-0 ¥b7?! If Black can't put pressure on e4 then this is a waste of time. Nd7 to b6 looks best. Ideas of Nb4 or Na4. 13 ¢b1 ¤b4 14 ¤d4 0-0 15 g4 ¦fc8 16 g5 ¤d7 17 h4 £a5?! (17...¤c5 18 h5 ¤bxd3 19 cxd3 b4 20 ¤ce2 ¥f8 is the best try) 18 ¤b3 £d8 19 h5 d5 20 e5 ¤xd3 21 ¦xd3 a5 22 g6 fxg6 23 hxg6 hxg6 24 ¤d4 ¤f8 25 ¤cxb5+− Abreu,A−Stefansson,H/Havana CUB 2001 b2) 8 0-0 8...¥e7 9 ¥e3 £c7 10 f4 a6 11 ¥d3 b5 12 £f3 ¥b7 13 g4 h6 14 g5? White gift wraps the e5 point for Black. (14 £h3 h5! Forced as g5 to g6 is major. 15 g5 ¤g4 16 ¥d2 d5 17 £f3 £b6+ Chasing the king to the a8−b7 diagonal. 18 ¢g2 dxe4 19 ¤xe4 f5 20 h3 fxe4 21 ¥xe4 ¤d4!-+ Doss,J−Fedorowicz,J/Philadelphia USA 2000) 14...hxg5 15 fxg5 ¤e5 16 £g2 ¤fg4 17 ¥f4 £b6+ 18 ¢h1 ¤e3 (18...¥xg5! 19 ¥xg5 ¦xh2+ 20 £xh2 ¤xh2 21 ¢xh2 ¤xd3 22 cxd3 b4-+ was stronger) 19 £g1 ¦h3 20 ¦ae1 ¤3c4 21 £xb6 ¤xb6 22 ¤a5 ¥c8 23 ¦e3 ¦xe3 24 ¥xe3 ¤bd7³ Busquets,L−Fedorowicz,J/San Francisco USA 2000

3 d4 cxd4 4 ¤xd4 ¤f6 5 ¤c3 e6 5...a6 6 ¥e3 e6 7 f4 b5 8 £f3 ¥b7 9 ¥d3 ¤bd7 10 g4 h6!? Usually I hate this move, but here it gives Black time for ...Rxc3. (10...¤b6 11 g5 ¤fd7 Followed by Rc8 and play on the C file.) 11 0-0-0 ¦c8 12 ¦he1 ¦xc3 13 bxc3 £a5?! (13...¤c5 14 ¥f2 £a5„) 14 ¤b3 £a4 15 ¥f2 g5 16 £e3 ¤xg4 17 £a7 ¤xf2 18 £xb7 £a3+ 19 ¢b1 ¤xd1 20 ¦xd1

19

¥g7 21 e5 0-0 22 £xd7 dxe5 23 fxe5 ¥xe5 24 £c6+− Berg,E−Hillarp Persson,T/Linkoping SWE 2001

6 f4 ¤c6 6...a6 7 ¥d3 b5 8 0-0 ¥b7 9 £e2 ¤bd7 10 ¤f3 b4 11 ¤d1 ¤c5 12 ¤f2 ¥e7 13 ¢h1 h5? (13...0-0 With ideas like d5 look fine.) 14 ¥d2 £b6 15 ¤g5 h4 16 ¤fh3 ¤fd7 17 ¤f3 0-0-0 18 a3 b3 19 ¥e3 ¢b8 20 cxb3 £xb3 21 ¥c4 £a4 22 b3 £c6 23 b4 ¤xe4 24 ¤d4 £c7 25 ¦ac1± Shabalov,A−Breyther,R/Hamburg GER 1999

7 ¥e3 ¥e7 8 £f3

XABCDEFGHY 8r+lwqk+-tr( 7zpp+-vlpzpp' 6-+nzppsn-+& 5+-+-+-+-% 4-+-sNPzP-+$ 3+-sN-vLQ+-# 2PzPP+-+PzP" 1tR-+-mKL+R! xabcdefghy 8...£c7 9 ¥d3 a6 10 ¤b3 b5 11 0-0 11 0-0-0 ¥b7 12 ¢b1 can be seen in the note to move two.

11...0-0

XABCDEFGHY 8r+l+-trk+( 7+-wq-vlpzpp' 6p+nzppsn-+& 5+p+-+-+-% 4-+-+PzP-+$ 3+NsNLvLQ+-# 2PzPP+-+PzP" 1tR-+-+RmK-! xabcdefghy

20

11...¥b7 12 ¦ae1 (12 a4 b4 13 ¤d1 ¤d7 14 ¤f2 ¥f6 15 ¦ab1 g6 16 £h3 ¥g7 17 f5 exf5 18 exf5 ¤ce5 19 ¤e4 ¤xd3 20 cxd3 ¥xe4 21 dxe4 0-0 22 ¦bc1 £b7 23 fxg6 hxg6 24 ¦f4 ¤e5 25 ¥d4 ¦ac8³ Chabanon,J−Fressinet,L/Marsailles FRA 2001 12 g4 h6 is seen above, with extra moves.) 12...¤b4

12 ¦ae1 b4 12...¥b7 13 £h3

13 ¤d1 e5 14 f5 ¥b7 15 ¥g5 ¦fe8 16 ¤e3 ¤d4 17 £h3 ¤xb3 18 axb3 ¤xe4! 19 ¥xe7 £xe7 20 ¥xe4 ¥xe4 21 £g4 d5 22 f6 £f8 23 ¦f5 ¦e6 24 ¦ef1 ¥xf5 25 ¦xf5 ¦d8 26 £h4 £c5 27 £g5 g6 28 ¦f2 d4-+ Gershon,A−Vescovi,G/Paget Parish BER 2001.

21

Najdorf/Scheveningen Mix [B84] Last updated: 06/04/02 by Fed

1 e4 c5 2 ¤f3 d6 3 d4 cxd4 4 ¤xd4 ¤f6 5 ¤c3 a6 6 ¥e3

XABCDEFGHY 8rsnlwqkvl-tr( 7+p+-zppzpp' 6p+-zp-sn-+& 5+-+-+-+-% 4-+-sNP+-+$ 3+-sN-vL-+-# 2PzPP+-zPPzP" 1tR-+QmKL+R! xabcdefghy 6 ¥e2 e6 (6...e6) 7 f4 ¥e7 8 ¥e3 0-0 9 g4 d5 10 e5 ¤e4 11 ¤xe4 dxe4 12 g5 £b6 13 ¤f5 £a5+ 14 ¥d2 £c5 15 ¤xe7+ £xe7 16 c3 b5 17 ¥e3 ¦d8 18 £c2 ¥b7 19 ¢f2 ¤d7 20 b4 ¤f8 21 h4 £c7 22 h5 ¤d7 23 h6 g6 24 a4 ¤b6 25 axb5 axb5 26 ¢g3 ¤c4 27 ¦xa8 ¦xa8 28 ¥xc4 £xc4 29 ¦d1 ¥d5³ Shirov,A−Kasparov,G/Linares ESP 2001, Black has control of the only open file, but it's difficult to make progress.

6...e6 7 ¥e2 £c7 8 a3 b5 9 £d2 9 g4 ¥b7 10 f3!? White transposes into an English attack setup with Black Qc7 misplaced. 10...¤fd7 11 £d2 ¤e5 12 0-0-0 ¤bd7 13 f4 ¤c4 14 ¥xc4 £xc4 15 ¦he1 ¤f6 16 £g2 d5 17 e5 ¤e4 18 ¤xe4 dxe4 19 ¢b1 ¥d5 20 b3 £c7 21 ¥c1 ¥c5 22 ¥b2 0-0-0 23 f5± Adams,M−Svidler,P/New Delhi IND 2000

9...¥b7 10 f3 ¤bd7

22

XABCDEFGHY 8r+-+kvl-tr( 7+lwqn+pzpp' 6p+-zppsn-+& 5+p+-+-+-% 4-+-sNP+-+$ 3zP-sN-vLP+-# 2-zPPwQL+PzP" 1tR-+-mK-+R! xabcdefghy 11 0-0-0 d5 11...¥e7 12 ¤dxb5 axb5 13 ¤xb5 £c8 14 ¤xd6+ ¥xd6 15 £xd6 ¥a6 16 ¦he1 £b7 17 g4 ¥xe2 18 ¦xe2 ¦a6 19 £d4 h6 20 h4 £b5 21 ¦ed2 g5 22 hxg5 hxg5 23 c4 ¦c6 24 ¦c2 £e5 25 £d2 0-0 26 ¥xg5 ¤c5÷ Shirov,A−Palac,M/Villarrobledo ESP 2001 White has a lot of pawns, but they're not moving yet.

12 exd5 ¤xd5 13 ¤xd5 ¥xd5 14 ¢b1 ¤f6 15 g4 ¥c4 16 ¥f4 £b6 17 ¥e5 ¤d5 18 ¦he1 0-0-0 19 ¥d3 ¥c5 20 ¤b3 ¥f2 21 ¦f1 ¥xd3 22 cxd3 ¥e3 23 £c2+ ¢b7 24 d4 f6 25 ¥g3 ¢a7 26 ¦fe1² Adams,M−Topalov,V/New Delhi IND 2000 Black's king needs attention.

23

Scheveningen Be2 mainline [B85] Last updated: 06/04/02 by Fed

A lot of times this Scheveningen comes from a Be2 Taimanov move order.

1 e4 c5 2 ¤f3 d6 3 d4 cxd4 4 ¤xd4 ¤f6 5 ¤c3 e6 6 ¥e2

XABCDEFGHY 8rsnlwqkvl-tr( 7zpp+-+pzpp' 6-+-zppsn-+& 5+-+-+-+-% 4-+-sNP+-+$ 3+-sN-+-+-# 2PzPP+LzPPzP" 1tR-vLQmK-+R! xabcdefghy 6...¥e7 Alternative move−orders are common, e.g.: 6...a6 7 0-0 ¥e7

7 0-0 ¤c6 8 ¥e3 0-0 9 f4 a6

XABCDEFGHY 8r+lwq-trk+( 7+p+-vlpzpp' 6p+nzppsn-+& 5+-+-+-+-% 4-+-sNPzP-+$ 3+-sN-vL-+-# 2PzPP+L+PzP" 1tR-+Q+RmK-! xabcdefghy

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9...£c7 10 ¢h1 a6 11 a4 (11 £e1 ¤xd4 12 ¥xd4 b5 13 a3 ¤d7 Neutralizing the Bd4 leads to easy equality. 14 ¥d3 ¥b7 15 £g3 ¥f6= 16 ¥xf6 ¤xf6 17 ¦ae1 ¤d7 18 f5 exf5 19 exf5 ¤f6 20 ¥e4 Vuckovic,B−Dimitrov,V/Lazarevac YUG 1999) a) 11...¤xd4 12 £xd4 ¥d7 13 e5 ¤e8 14 ¥f3 ¥c6 15 ¤e4 ¦d8 16 £c3 ¦c8 17 ¥d4 f6 18 exf6 White gets good play vs Black's e6 and d6 points. 18...¥xf6² De Firmian,N− Hansen,C/Esbjerg DEN 2000 b) 11...¥d7 12 ¤b3 The correct moment for Nb3. Usually Black regroups with Bc8 later when White gains time. Even after all that Black finds good resources. 12...¤a5 (12...b6 13 g4 ¥c8 14 g5 ¤d7 15 ¥f3 ¦e8 16 ¥g2 ¥b7 17 £h5 ¤b4 18 ¦f2 An extremely sharp position where both sides much tread lightly. Dolmatov,S−Jakovenko,D/Elista RUS 2001) 13 ¤xa5 £xa5 14 £d3 ¦ac8 15 ¥f3 £c7 16 a5 ¥c6 17 ¥b6 £b8 18 ¦fd1 ¤d7 19 ¥f2 ¦fd8² De Firmian,N−Mueller,W/Las Palmas ESP 1999 c) 11...¦e8 12 ¥f3 (12 ¥d3 ¤xd4 13 ¥xd4 e5 14 ¥e3 exf4 15 ¦xf4 ¥e6 16 ¤d5 ¥xd5 17 exd5 ¥d8 18 ¥d4! The pointed B's look tough to deal with. 18...h6± Jansa,V−Lerner,K/Hamburg GER 1999) 12...¥f8 (12...¦b8 13 g4 ¤d7 14 g5 ¥f8 15 ¥g2 ¤xd4 16 ¥xd4 b6 17 f5 ¤e5 18 f6 g6 19 h4 ¥b7 20 ¥xe5 dxe5 21 h5 Almasi,Z−Portisch,L/HUN−ch Teams 1999) 13 £d2 ¤a5 14 £f2 ¤c4 15 ¥c1 e5 16 ¤de2 d5 17 fxe5 ¤xe5 18 ¥f4 dxe4 19 ¤xe4 £xc2 20 ¤xf6+ gxf6 21 £g3+ £g6 Black has no trouble with king safety and is up a pawn. Lutz,C−Galkin,A/ Batumi GEO 1999

10 £e1 Aggressive, the queen aims for g3, menacing the black king. 10 a4 aims to restrain on the queenside, 10...£c7 11 ¤b3 b6 12 ¥f3 (12 £e1 ¥b7 13 g4 d5 14 e5 ¤d7 15 £f2 f6 16 exf6 ¥xf6 17 ¤d4 ¤xd4 18 ¥xd4 e5 19 fxe5 ¥xe5 20 ¥xe5 £xe5³ Cooke,E−Dembo,Y/Budapest 2000. ) 12...¥b7 (12...¦b8 13 g4 ¦e8 14 g5 ¤d7 15 ¥g2 ¥f8 16 £h5 g6 17 £h4 b5 18 axb5 axb5 19 ¦f3 ¥g7 20 f5 ¤ce5 21 ¦h3 ¤f8 22 f6 ¥h8 Neiksans,A− Cvitan,O/Batumi GEO 1999) 13 £e1 (13 ¦f2 ¤d7 14 g4 ¦fe8 15 g5 ¥f8 16 ¥g2 ¤b4 17 ¦d2 ¦ad8 18 £e2 d5 19 e5 ¤c5∓ Hunt,A−Ftacnik,L/Surfers Paradise AUS 2000)

13...¤b4 14 £f2 ¥d8 15 g4 d5 16 e5 ¤e4 17 ¥xe4 dxe4 18 ¤d4 ¦c8 19 £g3 ¤c6 20 ¤xc6 £xc6 21 f5± Xu,S−O'Donnell,R/North Bay CAN 1999

10...£c7 11 £g3 11 ¥f3 ¤xd4 12 ¥xd4 e5 13 ¥e3 b5 14 a3 ¥b7 15 ¦d1 ¦fe8 16 f5 ¦ad8 17 £f2 £c4 18 ¥b6 ¦d7 19 ¦fe1 b4 20 axb4 £xb4 21 g4 h6= Black gets good play on the Q−side, while White's king side storm hasn't gotten off the ground. Voigt,R− Bruch,J/Altenkirchen GER 1999

11...¤xd4 12 ¥xd4 b5

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XABCDEFGHY 8r+l+-trk+( 7+-wq-vlpzpp' 6p+-zppsn-+& 5+p+-+-+-% 4-+-vLPzP-+$ 3+-sN-+-wQ-# 2PzPP+L+PzP" 1tR-+-+RmK-! xabcdefghy 13 a3 13 e5 dxe5 14 fxe5 ¥c5! This trade takes the starch out of White's attack. 15 ¥xc5 £xc5+ 16 ¢h1 ¤d7 17 ¥f3 ¦b8 18 ¦ae1 b4 19 ¤d1 ¥b7 20 ¥xb7 ¦xb7= Koch,J− Lautier,J/Bescanon FRA 1999

13...¥b7 14 ¢h1 ¥c6 Black will keep an eye on the a8−h1 diagonal. 14...¦ae8?! This looks mighty passive. 15 ¦ae1 ¥d8 16 e5 dxe5 17 ¥xe5 £b6 18 ¦d1 ¢h8 19 ¦d6 £a7 20 ¥d3 £a8 21 ¦e1 ¥e7 22 ¤e4!± Calzetta,M−Arakhamia,K/Batumi GEO 1999

15 ¦ae1 £b7 16 ¥d3 b4 17 ¤d1 bxa3 18 bxa3 ¦ad8 19 ¤f2 d5 20 ¥xf6 ¥xf6 21 ¤g4 Shabalov,A−Lesiege,A/Paget Parish BER 2001.

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Najdorf Sozin 7...Nbd7 [B86] Last updated: 06/04/02 by Fed

1 e4 c5 2 ¤f3 d6 3 d4 cxd4 4 ¤xd4 ¤f6 5 ¤c3 a6 6 ¥c4 e6 7 ¥b3 ¤bd7!?

XABCDEFGHY 8r+lwqkvl-tr( 7+p+n+pzpp' 6p+-zppsn-+& 5+-+-+-+-% 4-+-sNP+-+$ 3+LsN-+-+-# 2PzPP+-zPPzP" 1tR-vLQmK-+R! xabcdefghy This variation is becoming Black's best choice vs the Sozin. Black puts immediate pressure on e4 and keeps an eye on the Bb3.Very often Black picks up the bishop pair and gets an easy game.

8 f4 8 £e2 ¤c5 9 ¥g5 ¥e7 10 f4 h6 11 ¥xf6 ¥xf6 12 0-0-0 ¥d7 13 ¢b1 £c7= Berndt,S− Bischoff,K/Magdeburg GER 2000 8 g4 ¤c5 9 f3 ¥e7 10 g5 ¤fd7 11 ¦g1 £c7 12 ¥e3 b5 13 £d2 ¤b6 14 0-0-0 ¥d7 15 ¢b1 b4 Black's attack is very fast. 16 ¤ce2 a5∓ Anderson,R−Lapshun,Y/Framingham USA 2001 8 0-0 ¤c5 a) 9 £e2!? ¥e7 10 ¢h1 0-0 11 f4 ¤xb3 12 axb3 e5 13 ¤f5 ¥xf5 14 exf5 £c7 15 g4 £c6+ 16 ¢g1 e4? (16...¤d5!? Doesn't look too bad.) 17 g5 £c5+ 18 ¥e3 £xf5 19 gxf6+− Schneider,I−Brueckner,R/Framingham USA 2001 b) 9 f4 9...£c7?! In many cases Black can omit this move. (9...b5!? is more in the spirit) 10 £e2 ¥e7 11 g4 b5 12 g5 ¤fd7 13 f5 ¤e5 14 fxe6 fxe6 15 £h5+ g6 16 £h3 £b6 17 ¥e3 ¤xb3 18 axb3 b4 19 ¤f5+− Bintafrit,S−Campos,E/Istanbul TUR 2000

8...¤c5

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XABCDEFGHY 8r+lwqkvl-tr( 7+p+-+pzpp' 6p+-zppsn-+& 5+-sn-+-+-% 4-+-sNPzP-+$ 3+LsN-+-+-# 2PzPP+-+PzP" 1tR-vLQmK-+R! xabcdefghy 9 f5 9 £f3 a) 9...¥e7 10 0-0 (10 f5 £c7 11 ¥g5 b5 12 fxe6 fxe6 13 e5 ¥b7 14 £h3 dxe5 15 ¤xe6 ¤xe6 16 £xe6± Koo,O−Francisco,R/Virginia Beach USA 2001) 10...0-0 11 ¥e3 ¤fd7 12 g4 ¦e8 13 g5 ¥f8 14 £h5 g6 15 £h3 ¥g7 16 ¦ad1 b5 17 f5 ¤xb3 18 axb3 exf5 19 exf5 ¥b7 20 f6 ¥f8 21 ¤de2 £c8 22 ¤f4 ¤xf6∓ Frolov,D−Dvoirys,S/Samara RUS 2000 b) 9...b5 10 f5 £d7?! This leaves me with an uncomfortable feeling. (10...¥d7 is safest) 11 ¥g5 b4 (11...¥e7 12 fxe6 fxe6 13 0-0 ¤xb3 14 axb3 0-0 15 £h3 b4 16 ¤ce2 ¦f7 17 ¥e3 e5 18 ¤f5 ¤xe4 19 £g4 ¦xf5 20 £xe4 d5 21 £d3 ¦xf1+ 22 ¦xf1 £b5 Andersen,P− Psakhis,L/Copenhagen DEN 2000) 12 fxe6 fxe6 13 ¤a4 ¤xb3 14 axb3 £b7 15 ¥xf6 gxf6 16 £h5+ ¢e7 17 0-0-0 ¥d7 18 ¦hf1 £c7? (18...¥g7 keeps Black alive) 19 ¦xf6+− Nijboer,F−Simutowe,A/Zwolle NED 2001 9 e5 ¤fd7 (9...dxe5 10 fxe5 ¤xb3 11 axb3 ¤d5 12 ¤f3 ¥b4 13 ¥d2 ¤xc3 14 bxc3 ¥c5 15 £e2 ¥d7 16 c4 ¥c6 17 0-0-0 £b6 18 ¥c3 a5 19 ¢b2 0-0∓ Zaitsev,V−Kurochkin,V/Tomsk RUS 2001) 10 exd6 ¤f6 11 ¥e3 ¥xd6 12 £e2 (12 £f3 0-0 13 0-0-0 £c7 14 ¢b1 ¥d7 15 g4 ¤xb3 16 cxb3 e5 17 fxe5 ¥xe5 18 ¦hg1 ¥xd4 19 ¥xd4 ¥c6 20 £f5 ¤d7 21 ¥xg7= Faybish,N− Mrdja,M/Porto San Giorgio ITA 2000) 12...0-0 13 0-0-0 £c7 14 ¦hf1 ¥d7 15 g4 ¤xb3+ 16 axb3 ¦fe8 17 g5 ¤d5 18 ¤xd5 exd5 19 £f3 ¦e4³ Zapolskis,A− Ftacnik,L/Batumi GEO 1999

9...¥e7 10 fxe6 10 0-0 a) 10...0-0 11 £f3 e5 12 ¤de2 ¤xb3 13 axb3 b5 14 ¥g5 ¥b7 15 £d3 ¦c8 16 ¦ad1 b4 17 ¥xf6 ¥xf6 18 ¤a4 (18 ¤d5 ¥xd5 19 exd5 e4!³) 18...£c7 19 c3 ¥c6 20 £xa6 ¥xe4 2 B's vs 2 N's in an open position tells the story. 21 ¦xd6 ¥e7 22 ¦dd1 ¥c2∓ Chuah Jin,H−Mas,H/Penang MAS 2000 b) 10...¥d7 11 £f3 e5 12 ¤de2 ¥c6 13 ¤g3 h5! Black forces White's hand regarding the e4 and d5 points. 14 ¥d5 h4 15 ¤ge2 ¥xd5 16 exd5 b5³ Hendriks,W− Dvoirys,S/Dieren NED 2000

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10...fxe6 11 0-0

XABCDEFGHY 8r+lwqk+-tr( 7+p+-vl-zpp' 6p+-zppsn-+& 5+-sn-+-+-% 4-+-sNP+-+$ 3+LsN-+-+-# 2PzPP+-+PzP" 1tR-vLQ+RmK-! xabcdefghy 11...¤xb3 Black's bishop pair gives him good long term chances.

12 axb3 0-0 13 ¥e3 ¥d7 14 ¢h1 £e8 15 £e2 15 ¦f3 b5 16 b4 £h5= Garcia,O−Garcia Martinez,S/Las Tunas CUB 2001

15...£g6 16 ¥g1 ¤h5 17 ¥e3 ¦ae8∓ Bauer,C−Kasparov,G/Cannes FRA 2001.

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Sozin vs Najdorf [B87] Last updated: 06/04/02 by Fed

1 e4 c5 2 ¤f3 d6 3 d4 cxd4 4 ¤xd4 ¤f6 5 ¤c3 a6 6 ¥c4

XABCDEFGHY 8rsnlwqkvl-tr( 7+p+-zppzpp' 6p+-zp-sn-+& 5+-+-+-+-% 4-+LsNP+-+$ 3+-sN-+-+-# 2PzPP+-zPPzP" 1tR-vLQmK-+R! xabcdefghy 6...e6 7 ¥b3 b5

XABCDEFGHY 8rsnlwqkvl-tr( 7+-+-+pzpp' 6p+-zppsn-+& 5+p+-+-+-% 4-+-sNP+-+$ 3+LsN-+-+-# 2PzPP+-zPPzP" 1tR-vLQmK-+R! xabcdefghy After my horrible experience with Kudrin I decided in favor of 7...Nbd7!? 7...¥e7 8 0-0 0-0 9 f4 b5 10 f5 b4 11 ¤a4 e5 12 ¤e2 ¥b7 13 ¤g3 ¤xe4 (13...¤bd7!? The offer of e4 is very kind, but Black should refuse.) 14 ¤xe4 ¥xe4 15 £g4 d5 16 ¥h6 ¥f6 17 ¥xg7 ¥xg7 18 f6 ¥g6 19 fxg7 ¢xg7² Castany Pampalona−Rodriguez Lopez,R/Palencia ESP 1999

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8 0-0 8 £f3 £b6 9 ¥e3 £b7 10 0-0-0 ¤bd7 11 ¦he1 11...Nc5!? 11...¥e7 12 £g3 b4 13 ¤f5 bxc3 14 ¤xe7 cxb2+ 15 ¢b1 ¤xe4 16 £xg7 ¦f8 17 ¤d5 a5 18 ¥h6+− Doghri,N− Ilincic,Z/Istanbul Olympiad, Turkey 2000.

8...¥e7 8...b4 9 ¤a4 a) 9...¥e7 Since 9...Bd7 more often then not gets into difficulties, this deserves a look. 10 ¦e1 ¥b7 11 c3 (11 ¥xe6?! fxe6 12 ¤xe6 £d7 13 ¤xg7+ ¢f7-+) 11...0-0 12 f3 d5 13 e5 ¤fd7 14 f4 ¤c6 15 ¥e3 bxc3 16 bxc3 g6 17 ¦b1 £c7 18 ¥f2 ¤a5 Bitoon,R− Toh,T/Shenyang CHN 1999 b) 9...¥d7 10 c3 ¤xe4 (10...¤c6 11 ¦e1 ¦b8 12 cxb4 ¦xb4 13 ¤xc6 ¥xc6 14 f3 Once thing I try to avoid is f3 (unless it's an English or Yugoslav attack) it's so passive that any hope for advantage disappears. 14...¥e7 15 ¤c3 0-0 16 ¥e3 £b8 17 ¦e2 ¦d8 18 ¦d2 ¤d7 19 £e2 ¤c5 20 ¥c4= Wagman,S−Fercec,N/Arco ITA 1999) 11 £f3 d5 12 c4! This makes Black's life very difficult. 12...¤c6 (12...£f6 13 cxd5 £xd4 14 ¥e3 £e5 15 ¥f4 £f5 16 ¦fe1 g5 17 ¦xe4 gxf4 18 ¦xf4+− Lautier,J−Sadler,M/Enghien−les−Bains 1999) 13 ¤xe6 ¥xe6 14 cxd5 ¤d4 15 £xe4 ¤xb3 16 dxe6+− Kudrin,S−Fedorowicz,J/Salt Lake City USA 1999 8...¥b7 9 ¦e1 ¤bd7 10 ¥g5 £b6 11 a4 b4 12 ¤d5! Fischer used to win games like this in the old days. 12...exd5 13 exd5+ ¤e5 14 a5 £c5 15 ¥e3 £c8 16 ¥a4+ ¢d8 17 f4 ¤c4 18 ¤c6+ ¥xc6 19 ¥xc6 ¤xe3 20 ¦xe3 ¦a7 21 £d4! Nicely played! 21...¦c7 22 £xf6+ Pruess,D−Baginskaite,C/San Francisco USA 2000

9 £f3 £c7 9...£b6 10 ¥g5 (10 ¥e3 £b7 11 £g3 b4 12 ¤a4 ¤bd7 13 f3 0-0 14 ¦fd1 ¢h8 15 ¦ac1 ¤e5 16 ¤e2 ¦b8 17 c4 bxc3 18 ¤exc3 ¥d7 19 ¤b6 ¥c6= FRITZ6−Van Wely,L/Eindhoven NED 2000, Black is solid.) 10...0-0 11 ¦ad1 b4 12 ¤a4 £b7 13 ¦fe1 ¦e8 14 c3 a5 15 ¥c2 ¤bd7 16 £g3 ¥f8 17 f4 e5?! The Nf5 looks really annoying. (17...d5 18 e5 ¤e4 19 ¥xe4 dxe4 20 f5 exf5 21 ¤xf5 ¤xe5 looks like a better chance) 18 fxe5 dxe5 19 ¤f5 ¢h8 20 ¢h1 h6 21 ¥c1 £c7 22 ¥b3!± Reinderman,D−Bosboom,M/Hoogeveen NED 1999

10 £g3

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XABCDEFGHY 8rsnl+k+-tr( 7+-wq-vlpzpp' 6p+-zppsn-+& 5+p+-+-+-% 4-+-sNP+-+$ 3+LsN-+-wQ-# 2PzPP+-zPPzP" 1tR-vL-+RmK-! xabcdefghy 10 ¦e1 ¥b7?! Black must always keep an eye on e6. 11 ¥xe6! fxe6 12 ¤xe6 £d7 13 ¤xg7+ ¢f7 14 ¤f5 ¤c6 15 ¥f4 ¤d8 16 ¥xd6 ¥xd6 17 ¦ad1+− Bosch,J− L'Ami,E/Hoogeveen NED 1999

10...0-0 10...¤c6 In my opinion this is Black's best. 11 ¤xc6 £xc6 12 a3 ¥b7 13 ¦e1 0-0 14 ¥h6 ¤e8 15 ¦ad1 ¢h8 16 ¥g5 ¥xg5 17 £xg5 ¤f6= Collins,S−Maki Uuro,M/Port Erin HUN 1999.

11 ¥h6 ¤e8 12 ¦ad1 ¥d7 13 ¤ce2 ¢h8 14 ¥g5 ¥xg5 15 £xg5 ¤f6 16 ¤g3 ¤c6 17 c3 ¤a5 18 ¦fe1 £b6 19 ¤f3² Lautier,J−Gelfand,B/Las Vegas USA 1999.

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