Event: GMT Classical
Site: Biel, Switzerland
Date: 2022-07-19
White: Kamsky, Gata
WhiteElo: 2655
Black: Naiditsch, Arkadij
BlackElo: 2664
Result: 1/2-1/2
ECO: A48
Opening: East Indian Defense
Variant: Standard
TimeControl: 90 min / 40 moves + 30 min + 30 sec / move

1. d4 { [%eval 0.0] [%clk 1:40:55] } 1... Nf6 { [%eval 0.23] [%clk 1:40:47] } 2. Nf3 { [%eval 0.12] [%clk 1:41:20] } 2... g6 { [%eval 0.21] [%clk 1:40:37] } 3. c3 { [%eval 0.09] [%clk 1:41:01] } 3... Bg7 { [%eval 0.0] [%clk 1:40:50] } 4. Bf4 { [%eval 0.02] [%clk 1:41:24] } 4... O-O { [%eval 0.02] [%clk 1:40:19] } 5. Nbd2 { [%eval 0.11] [%clk 1:41:48] } 5... d6 { [%eval 0.21] [%clk 1:40:26] } 6. e4 { [%eval 0.0] [%clk 1:42:12] } 6... Nc6 { [%eval 0.34] [%clk 1:40:35] } 7. Be2 { [%eval 0.35] [%clk 1:42:34] } 7... Nd7 { [%eval 0.5] [%clk 1:40:48] } 8. O-O { [%eval 0.0] [%clk 1:42:53] } 8... e5 { [%eval 0.15] [%clk 1:41:09] } 9. dxe5 { [%eval 0.22] [%clk 1:43:16] } 9... dxe5 { [%eval 0.07] [%clk 1:36:46] } 10. Bg5 { [%eval 0.17] [%clk 1:42:06] } 10... Qe8 { [%eval 0.2] [%clk 1:35:42] } 11. Re1 { [%eval 0.28] [%clk 1:42:30] } 11... a5 { [%eval 0.42] [%clk 1:32:47] } 12. Bb5 { [%eval 0.5] [%clk 1:23:37] } 12... Nd8 { [%eval 0.53] [%clk 1:31:36] } 13. a4 { [%eval 0.65] [%clk 1:19:31] } 13... Ne6 { [%eval 0.57] [%clk 1:30:51] } 14. Bh4 { [%eval 0.04] [%clk 1:19:38] } 14... f6 { [%eval 0.3] [%clk 1:24:36] } 15. b4 { [%eval -0.12] [%clk 1:16:49] } 15... Qe7 { [%eval -0.15] [%clk 1:14:02] } 16. Qb3 { [%eval -0.02] [%clk 1:16:12] } 16... Kh8 { [%eval -0.15] [%clk 1:09:14] } 17. Rad1 { [%eval -0.53] [%clk 1:02:38] } 17... g5 { [%eval -0.75] [%clk 0:49:20] } 18. Bg3 { [%eval -0.63] [%clk 1:00:32] } 18... Rd8?! { [%eval 0.42] } { Inaccuracy. Nb6 was best. } { [%clk 0:45:51] } 19. h3?! { [%eval -0.65] } { Inaccuracy. Nf1 was best. } { [%clk 0:59:18] } 19... Bf8 { [%eval -0.58] [%clk 0:35:07] } 20. Rb1?! { [%eval -1.35] } { Inaccuracy. Nf1 was best. } { [%clk 0:43:44] } 20... Nb8? { [%eval -0.19] } { Mistake. c6 was best. } { [%clk 0:29:19] } 21. Nc4 { [%eval -0.36] [%clk 0:39:01] } 21... axb4 { [%eval -0.08] [%clk 0:27:34] } 22. cxb4 { [%eval -0.23] [%clk 0:39:26] } 22... Nc6 { [%eval -0.16] [%clk 0:23:25] } 23. Bxc6 { [%eval 0.07] [%clk 0:31:56] } 23... bxc6 { [%eval 0.0] [%clk 0:23:49] } 24. Qc2 { [%eval -0.06] [%clk 0:19:47] } 24... c5?! { [%eval 0.83] } { Inaccuracy. Ba6 was best. } { [%clk 0:17:50] } 25. Ne3?! { [%eval -0.06] } { Inaccuracy. b5 was best. } { [%clk 0:19:04] } 25... c6 { [%eval 0.09] [%clk 0:13:10] } 26. Nf5 { [%eval 0.0] [%clk 0:19:25] } 26... Qe8 { [%eval 0.0] [%clk 0:11:27] } 27. bxc5 { [%eval -0.4] [%clk 0:19:26] } 27... Nxc5 { [%eval -0.44] [%clk 0:11:33] } 28. Ra1?! { [%eval -1.33] } { Inaccuracy. a5 was best. } { [%clk 0:15:08] } 28... Ba6 { [%eval -1.31] [%clk 0:11:35] } 29. Nd2 { [%eval -1.18] [%clk 0:13:21] } 29... Qe6 { [%eval -0.92] [%clk 0:10:38] } 30. a5 { [%eval -0.95] [%clk 0:10:55] } 30... Nd3 { [%eval -0.98] [%clk 0:10:28] } 31. Re3 { [%eval -1.35] [%clk 0:09:38] } 31... Rab8 { [%eval -0.82] [%clk 0:09:26] } 32. Rb1 { [%eval -1.17] [%clk 0:08:06] } 32... Nb4 { [%eval -0.79] [%clk 0:09:45] } 33. Qc1?! { [%eval -1.54] } { Inaccuracy. Qc3 was best. } { [%clk 0:07:10] } 33... c5?! { [%eval -0.66] } { Inaccuracy. Qd7 was best. } { [%clk 0:09:27] } 34. h4 { [%eval -0.69] [%clk 0:07:31] } 34... g4 { [%eval -0.7] [%clk 0:09:22] } 35. h5 { [%eval -0.49] [%clk 0:07:45] } 35... Bd3 { [%eval -0.47] [%clk 0:07:35] } 36. Rb2 { [%eval -0.23] [%clk 0:04:15] } 36... c4 { [%eval -0.26] [%clk 0:07:49] } 37. Bh4 { [%eval -0.1] [%clk 0:04:42] } 37... Nc6 { [%eval 0.17] [%clk 0:06:25] } 38. Rxb8 { [%eval -0.37] [%clk 0:04:02] } 38... Rxb8 { [%eval 0.07] [%clk 0:06:46] } 39. a6 { [%eval -0.35] [%clk 0:04:08] } 39... Nd4?! { [%eval 0.3] } { Inaccuracy. Ra8 was best. } { [%clk 0:04:13] } 40. a7 { [%eval 0.3] [%clk 0:02:39] } 40... Ra8 { [%eval 0.29] [%clk 0:04:23] } 41. Nxd4 { [%eval 0.29] [%clk 0:01:32] } 41... exd4 { [%eval 0.31] [%clk 0:04:40] } 42. Rxd3 { [%eval 0.37] [%clk 0:01:56] } 42... cxd3 { [%eval 0.0] [%clk 0:04:57] } 43. Qc7 { [%eval 0.08] [%clk 0:02:13] } 43... Qe7 { [%eval 0.07] [%clk 0:05:29] } 44. Qc6 { [%eval 0.01] [%clk 0:51:25] } 44... Qxa7 { [%eval 0.16] [%clk 0:05:48] } 45. Bxf6+ { [%eval 0.08] [%clk 0:51:50] } 45... Bg7 { [%eval 0.0] [%clk 0:06:11] } 46. h6 { [%eval 0.0] [%clk 0:52:08] } 46... Bxf6 { [%eval 0.0] [%clk 0:06:33] } 47. Qxf6+ { [%eval 0.18] [%clk 0:52:36] } 47... Kg8 { [%eval 0.0] [%clk 0:06:58] } 48. Qg5+ { [%eval 0.16] [%clk 0:53:00] } 48... Kf8 { [%eval 0.2] [%clk 0:06:48] } 49. Qf6+ { [%eval 0.0] [%clk 0:52:34] } 49... Kg8 { [%eval 0.0] [%clk 0:07:11] } 1/2-1/2