Event: GMT Classical
Site: Biel, Switzerland
Date: 2022-07-22
White: Naiditsch, Arkadij
WhiteElo: 2664
Black: Keymer, Vincent
BlackElo: 2686
Result: 1-0
ECO: B92
Opening: Sicilian Defense: Najdorf Variation, Opocensky Variation
Variant: Standard
TimeControl: 90 min / 40 moves + 30 min + 30 sec / move

1. e4 { [%eval 0.33] [%clk 1:40:55] } 1... c5 { [%eval 0.32] [%clk 1:40:55] } 2. Nf3 { [%eval 0.0] [%clk 1:41:17] } 2... d6 { [%eval 0.0] [%clk 1:41:22] } 3. d4 { [%eval 0.3] [%clk 1:41:38] } 3... cxd4 { [%eval 0.13] [%clk 1:41:48] } 4. Nxd4 { [%eval 0.29] [%clk 1:42:01] } 4... Nf6 { [%eval 0.31] [%clk 1:42:15] } 5. Nc3 { [%eval 0.18] [%clk 1:42:20] } 5... a6 { [%eval 0.0] [%clk 1:42:42] } 6. Be3 { [%eval 0.28] [%clk 1:42:36] } 6... e5 { [%eval 0.31] [%clk 1:42:58] } 7. Nb3 { [%eval 0.37] [%clk 1:42:58] } 7... Be6 { [%eval 0.11] [%clk 1:42:13] } 8. Be2 { [%eval 0.25] [%clk 1:43:18] } 8... Be7 { [%eval 0.24] [%clk 1:40:47] } 9. O-O { [%eval 0.32] [%clk 1:43:37] } 9... O-O { [%eval 0.13] [%clk 1:39:50] } 10. Qd2 { [%eval 0.13] [%clk 1:44:00] } 10... Nbd7 { [%eval 0.25] [%clk 1:27:50] } 11. a4 { [%eval 0.17] [%clk 1:43:48] } 11... Nb6 { [%eval 0.41] [%clk 1:22:01] } 12. a5 { [%eval 0.4] [%clk 1:42:43] } 12... Nc4 { [%eval 0.23] [%clk 1:22:00] } 13. Bxc4 { [%eval 0.23] [%clk 1:43:03] } 13... Bxc4 { [%eval 0.41] [%clk 1:22:26] } 14. Rfd1 { [%eval 0.47] [%clk 1:43:16] } 14... h6 { [%eval 0.3] [%clk 1:15:34] } 15. f3 { [%eval 0.33] [%clk 1:42:46] } 15... Rc8 { [%eval 0.38] [%clk 1:14:00] } 16. Nc1 { [%eval 0.24] [%clk 1:38:49] } 16... Be6 { [%eval 0.3] [%clk 0:58:38] } 17. N1e2 { [%eval 0.51] [%clk 1:30:34] } 17... Qc7 { [%eval 0.32] [%clk 0:54:02] } 18. Ng3? { [%eval -0.87] } { Mistake. Bb6 was best. } { [%clk 1:19:59] } 18... Rfe8?? { [%eval 0.79] } { Blunder. d5 was best. } { [%clk 0:50:33] } 19. h3? { [%eval -0.57] } { Mistake. Nf1 was best. } { [%clk 1:17:43] } 19... Qc6?! { [%eval 0.36] } { Inaccuracy. d5 was best. } { [%clk 0:46:16] } 20. Kh2 { [%eval 0.52] [%clk 1:14:10] } 20... Kh7 { [%eval 0.62] [%clk 0:36:45] } 21. Rac1 { [%eval 0.57] [%clk 1:09:56] } 21... Qc4 { [%eval 0.43] [%clk 0:30:34] } 22. Nge2?! { [%eval -0.35] } { Inaccuracy. Ra1 was best. } { [%clk 1:09:47] } 22... Rcd8?! { [%eval 0.27] } { Inaccuracy. Red8 was best. } { [%clk 0:23:47] } 23. b3 { [%eval 0.34] [%clk 1:03:43] } 23... Qc8?! { [%eval 1.21] } { Inaccuracy. Qb4 was best. } { [%clk 0:19:58] } 24. Nd5 { [%eval 0.85] [%clk 0:53:40] } 24... Nxd5 { [%eval 1.36] [%clk 0:19:33] } 25. exd5 { [%eval 0.87] [%clk 0:53:58] } 25... Bf5 { [%eval 1.25] [%clk 0:19:57] } 26. c4 { [%eval 1.02] [%clk 0:53:47] } 26... Bg6 { [%eval 0.99] [%clk 0:18:09] } 27. b4 { [%eval 1.01] [%clk 0:43:15] } 27... Qd7 { [%eval 1.09] [%clk 0:18:31] } 28. c5 { [%eval 0.99] [%clk 0:41:14] } 28... Rc8 { [%eval 1.13] [%clk 0:18:57] } 29. Kh1?! { [%eval 0.29] } { Inaccuracy. Qa2 was best. } { [%clk 0:36:36] } 29... Red8 { [%eval 0.3] [%clk 0:17:56] } 30. Qa2 { [%eval 0.12] [%clk 0:32:45] } 30... f5?! { [%eval 0.82] } { Inaccuracy. e4 was best. } { [%clk 0:12:43] } 31. Nc3?! { [%eval -0.18] } { Inaccuracy. Rc4 was best. } { [%clk 0:26:18] } 31... dxc5 { [%eval -0.08] [%clk 0:08:14] } 32. d6 { [%eval -0.03] [%clk 0:21:17] } 32... Bg5 { [%eval -0.19] [%clk 0:08:37] } 33. Bxg5 { [%eval 0.0] [%clk 0:20:25] } 33... hxg5 { [%eval -0.08] [%clk 0:09:03] } 34. Na4 { [%eval -0.25] [%clk 0:20:11] } 34... cxb4?? { [%eval 3.25] } { Blunder. Bf7 was best. } { [%clk 0:08:40] } 35. Nc5 { [%eval 2.31] [%clk 0:19:31] } 35... Qb5? { [%eval 4.51] } { Mistake. Qf7 was best. } { [%clk 0:06:42] } 36. Ne6 { [%eval 4.11] [%clk 0:17:07] } 36... Rxc1 { [%eval 4.77] [%clk 0:03:38] } 37. Rxc1 { [%eval 4.55] [%clk 0:17:28] } 37... b3 { [%eval 5.28] [%clk 0:03:59] } 38. Qd2 { [%eval 5.71] [%clk 0:14:59] } 38... f4 { [%eval 5.82] [%clk 0:00:34] } 39. Nxd8 { [%eval 6.03] [%clk 0:14:52] } 39... b2 { [%eval 5.48] [%clk 0:01:03] } 40. Ne6 { [%eval 6.1] [%clk 0:14:58] } 40... Bf5 { [%eval 6.89] [%clk 0:00:33] } 41. d7 { [%eval 7.0] [%clk 0:12:33] } 41... Qxa5 { [%eval 9.52] [%clk 0:38:40] } 1-0