Event: Round 4: Omar Almeida Quintana - Bator Sambuev
Date: 2023-06-25
White: Omar Almeida Quintana
WhiteTitle: GM
Black: Bator Sambuev
BlackTitle: GM
Result: 0-1
ECO: E12
Opening: Queen's Indian Defense: Kasparov-Petrosian Variation, Hedgehog Variation
Variant: Standard

1. d4 { [%eval 0.0] [%clk 1:30:55] } 1... e6 { [%eval 0.2] [%clk 1:30:40] } 2. Nf3 { [%eval 0.29] [%clk 1:30:42] } 2... Nf6 { [%eval 0.38] [%clk 1:31:04] } 3. c4 { [%eval 0.0] [%clk 1:29:47] } 3... b6 { [%eval 0.29] [%clk 1:28:54] } 4. a3 { [%eval 0.0] [%clk 1:30:06] } 4... Bb7 { [%eval 0.2] [%clk 1:24:26] } 5. Nc3 { [%eval 0.0] [%clk 1:30:16] } 5... g6?! { [%eval 0.68] } { Inaccuracy. d5 was best. } { [%clk 1:24:39] } 6. Bf4 { [%eval 0.47] [%clk 1:23:53] } 6... Bg7 { [%eval 0.48] [%clk 1:23:33] } 7. e3 { [%eval 0.54] [%clk 1:24:18] } 7... h6 { [%eval 0.65] [%clk 1:21:34] } 8. h3 { [%eval 0.35] [%clk 1:24:30] } 8... O-O { [%eval 0.54] [%clk 1:20:30] } 9. Be2 { [%eval 0.31] [%clk 1:18:01] } 9... d6 { [%eval 0.63] [%clk 1:18:43] } 10. O-O { [%eval 0.37] [%clk 1:15:21] } 10... Ne4 { [%eval 0.32] [%clk 1:18:02] } 11. Nxe4 { [%eval 0.36] [%clk 1:11:39] } 11... Bxe4 { [%eval 0.34] [%clk 1:17:51] } 12. Bd3 { [%eval 0.08] [%clk 1:08:26] } 12... Bb7 { [%eval 0.03] [%clk 1:16:21] } 13. e4 { [%eval 0.15] [%clk 1:05:49] } 13... Nc6 { [%eval 0.62] [%clk 1:08:11] } 14. d5 { [%eval 0.65] [%clk 1:00:57] } 14... Ne7 { [%eval 0.5] [%clk 1:07:36] } 15. Qd2 { [%eval 0.52] [%clk 1:01:13] } 15... g5 { [%eval 0.49] [%clk 1:06:27] } 16. Bh2 { [%eval 0.01] [%clk 1:00:52] } 16... f5 { [%eval 0.29] [%clk 1:01:40] } 17. exf5 { [%eval 0.1] [%clk 0:59:32] } 17... exd5?! { [%eval 0.91] } { Inaccuracy. exf5 was best. } { [%clk 0:58:00] } 18. g4 { [%eval 1.29] [%clk 0:59:53] } 18... d4 { [%eval 1.23] [%clk 0:56:47] } 19. Qe2?! { [%eval 0.52] } { Inaccuracy. Ne1 was best. } { [%clk 0:52:47] } 19... Qe8?! { [%eval 1.17] } { Inaccuracy. Qd7 was best. } { [%clk 0:50:53] } 20. Rfe1? { [%eval 0.03] } { Mistake. Rae1 was best. } { [%clk 0:49:24] } 20... Qf7?! { [%eval 0.8] } { Inaccuracy. Nxf5 was best. } { [%clk 0:47:04] } 21. Nxg5 { [%eval 0.98] [%clk 0:47:05] } 21... hxg5 { [%eval 1.06] [%clk 0:45:31] } 22. Qxe7 { [%eval 1.13] [%clk 0:47:29] } 22... Bf6 { [%eval 1.03] [%clk 0:44:08] } 23. Qxf7+ { [%eval 1.08] [%clk 0:44:26] } 23... Kxf7 { [%eval 1.0] [%clk 0:41:30] } 24. h4? { [%eval -0.52] } { Mistake. Bg3 was best. } { [%clk 0:12:57] } 24... Rae8 { [%eval -0.6] [%clk 0:32:15] } 25. f4 { [%eval -0.42] [%clk 0:06:58] } 25... gxf4 { [%eval -0.4] [%clk 0:29:24] } 26. g5 { [%eval -0.29] [%clk 0:07:24] } 26... Re3 { [%eval -0.44] [%clk 0:29:32] } 27. Rxe3 { [%eval -0.59] [%clk 0:03:33] } 27... fxe3 { [%eval 0.0] [%clk 0:25:15] } 28. Bg3?! { [%eval -0.72] } { Inaccuracy. Bf4 was best. } { [%clk 0:01:14] } 28... Rg8 { [%eval -0.62] [%clk 0:22:43] } 29. Bf4 { [%eval -0.69] [%clk 0:00:42] } 29... Rh8 { [%eval -0.14] [%clk 0:22:33] } 30. Kh2 { [%eval -0.15] [%clk 0:01:03] } 30... Be5 { [%eval -0.2] [%clk 0:21:40] } 31. Rf1? { [%eval -1.79] } { Mistake. Bxe5 was best. } { [%clk 0:00:55] } 31... Rxh4+?! { [%eval -1.03] } { Inaccuracy. Be4 was best. } { [%clk 0:16:39] } 32. Kg3 { [%eval -0.72] [%clk 0:01:24] } 32... Rh1 { [%eval -0.21] [%clk 0:16:33] } 33. Rxh1 { [%eval -0.37] [%clk 0:01:33] } 33... Bxh1 { [%eval -0.16] [%clk 0:16:56] } 34. Kg4 { [%eval -0.19] [%clk 0:01:41] } 34... Bc6 { [%eval -0.15] [%clk 0:15:58] } 35. b3 { [%eval -0.19] [%clk 0:01:15] } 35... Bd7? { [%eval 1.31] } { Mistake. Bb7 was best. } { [%clk 0:10:15] } 36. Kf3?? { [%eval -0.44] } { Blunder. g6+ was best. } { [%clk 0:01:18] } 36... Bc6+ { [%eval -0.4] [%clk 0:09:06] } 37. Kg4 { [%eval -0.3] [%clk 0:01:41] } 37... Kg7 { [%eval 0.0] [%clk 0:08:10] } 38. Kg3 { [%eval -0.44] [%clk 0:00:42] } 38... Be8 { [%eval -0.45] [%clk 0:07:29] } 39. Kg4 { [%eval -0.97] [%clk 0:00:55] } 39... c5 { [%eval -0.57] [%clk 0:06:20] } 40. Be2 { [%eval -0.27] [%clk 0:01:09] } 40... a5 { [%eval 0.0] [%clk 0:05:40] } 41. a4 { [%eval 0.0] [%clk 0:01:38] } 41... Bf7 { [%eval 0.0] [%clk 0:04:00] } 42. f6+?? { [%eval -2.94] } { Blunder. g6 was best. } { [%clk 0:01:39] } 42... Kh7 { [%eval -2.99] [%clk 0:03:35] } 43. Bxe5?! { [%eval -4.47] } { Inaccuracy. Bd3+ was best. } { [%clk 0:01:22] } 43... dxe5 { [%eval -4.73] [%clk 0:03:58] } 44. Kf5 { [%eval -4.92] [%clk 0:01:40] } 44... Bg6+ { [%eval -5.73] [%clk 0:03:35] } 45. Ke6 { [%eval -5.19] [%clk 0:01:38] } 45... e4 { [%eval -5.48] [%clk 0:03:25] } 46. Ke7 { [%eval -5.71] [%clk 0:01:33] } 46... d3 { [%eval -5.97] [%clk 0:03:07] } 47. f7 { [%eval -6.19] [%clk 0:01:57] } 47... Bxf7 { [%eval -5.84] [%clk 0:03:19] } 48. Kxf7 { [%eval -6.18] [%clk 0:02:19] } 48... dxe2 { [%eval -6.12] [%clk 0:03:45] } 49. g6+ { [%eval -5.77] [%clk 0:02:14] } 49... Kh6 { [%eval -5.95] [%clk 0:04:11] } 50. g7 { [%eval -6.58] [%clk 0:02:38] } 50... e1=Q { [%eval -6.3] [%clk 0:04:36] } 51. g8=Q { [%eval -6.28] [%clk 0:03:04] } 51... Qf2+ { [%eval -6.41] [%clk 0:04:58] } 52. Ke6 { [%eval -7.06] [%clk 0:03:24] } 52... e2 { [%eval -7.41] [%clk 0:04:59] } 53. Qh8+ { [%eval -6.48] [%clk 0:03:49] } 53... Kg5 { [%eval -6.19] [%clk 0:05:15] } 54. Qe5+ { [%eval -6.29] [%clk 0:03:03] } 54... Kg4 { [%eval -6.96] [%clk 0:05:30] } 55. Qxe4+ { [%eval -6.43] [%clk 0:03:28] } 55... Kg3 { [%eval -6.74] [%clk 0:05:40] } 56. Qg6+ { [%eval -6.33] [%clk 0:03:18] } 56... Kf3 { [%eval -6.56] [%clk 0:05:26] } 57. Qf5+ { [%eval -7.41] [%clk 0:02:32] } 57... Ke3 { [%eval -7.86] [%clk 0:05:44] } 0-1