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Har Zvi, Ronen - Grischuk, Alexander (2702) [A47]
1. Nf3 Nf6 2. d4 e6 3. Bg5 c5 4. e3 Be7 5. c3
10. h3 A novelty. More precise is 10. Rad1. In the game Petrosian, T - Golombek, H, Saltsjobaden Interzonal 1952 World Champion Tigran Petrosian obtained an advantage after 10...Qc7?! 11. Bf4 Bd6 12. Bxd6 Qxd6 13. e4 dxe4 14. Nxe4 Nxe4 15. Bxe4 Qe7 16. dxc5 bxc5 17. Rd2. Correct is 10...Nd7 11. Bf4 Bf6 12. a3 Re8 13. h3 a6 14. Rfe1 e5 15. dxe5 Ncxe5 16. Nxe5 Nxe5 17. Bxe5 Bxe5 18. Nf3 Qf6 with more or less equal game in Sergeev, V - Chernyshov, K, Berlin 1995. 10...Ne4! 11. Bxe7 Nxe7 12. Rfd1 If 12. Bxe4 then 12...dxe4 13. Ng5 (13. Ne5 f6 14. Nec4 Rc8) 13...Qd5 14. h4 h6 15. Nh3 Qf5 with small edge to Black. 12...Ng6 13. Rac1?! Deserving attention is 13. dxc5 Nxc5 14. Bxg6 fxg6 15. e4 Ba6 16. Qe3 Nd3 (16... Qc7 17. exd5 exd5) 17. Rab1 Qd6 with unclear position. 13...f5! Building the Stonewall set-up.
14. c4 Qf6 Black seizes the initiative on the kingside and has a better prospects. 15. Nb3 Or 15. cxd5 exd5 16. b3 with minimal edge to Black. 15...Rac8 16. Qe1?! Slightly stronger is 16. cxd5 exd5 17. dxc5 bxc5 18. Nh2. 16...f4 Interesting is 16... Nd6!? 17. dxc5 Nxc4. 17. Rc2 Kh8 18. dxc5 bxc5 19. Be2 After 19. Nh2 Qg5 20. cxd5 exd5 21. Bxe4 dxe4 22. Rd7 f3 23. g3 Ba6 24. Rxa7 Bd3 25. Qc3 Rg8 26. Rc1 Qh5 27. h4 Nxh4! Black has a powerful attack. 19...dxc4 20. Rxc4? The decisive mistake. Better is 20. Na5 Bd5 21. Nxc4 20...Qxb2 21. Ra4
21...Bd5! A perfect positional continuation. Black intends to push the c5-pawn. 22. Bd3 If 22. Bc4 then 22...fxe3 23. fxe3 Bxc4 24. Rxc4 Qxa2 25. Rxe4 Qxb3 and Black has two extra pawns. 22...c4 23. Bxe4 Bxe4 24. Nbd4 fxe3 25. Nxe6 exf2+ Black wins a piece after 26. Qxf2 Qxf2+ 27. Kxf2 Bc2 28. Nxf8 Rxf8 29. Rxc4 Bxd1. White resigned. 0-1
Har Zvi, Ronen (2505) - Grischuk, Alexander (2702) [A47] 1. Nf3 Nf6 2. d4 e6 3. Bg5 c5 4. e3 Be7 5. c3 b6 6. Bd3 Bb7 7. Nbd2 Nc6 8. O-O d5 9. Qe2 O-O 10. h3 Ne4 11. Bxe7 Nxe7 12. Rfd1 Ng6 13. Rac1 f5 14. c4 Qf6 15. Nb3 Rac8 16. Qe1 f4 17. Rc2 Kh8 18. dxc5 bxc5 19. Be2 dxc4 20. Rxc4 Qxb2 21. Ra4 Bd5 22. Bd3 c4 23. Bxe4 Bxe4 24. Nbd4 fxe3 25. Nxe6 exf2+ 0-1 © 2000-2002 Boris Schipkov |