Event: WCO
Site: Chennai, India
Date: 2022-08-06
White: Yordanov Lachezar
WhiteElo: 2316
Black: Okas Walter
BlackElo: 2191
Result: 1/2-1/2
ECO: E43
Opening: Nimzo-Indian Defense: St. Petersburg Variation
Variant: Standard

1. d4 { [%eval 0.0] [%clk 1:30:56] } 1... Nf6 { [%eval 0.23] [%clk 1:30:49] } 2. c4 { [%eval 0.34] [%clk 1:31:21] } 2... e6 { [%eval 0.23] [%clk 1:31:14] } 3. Nc3 { [%eval 0.05] [%clk 1:31:45] } 3... Bb4 { [%eval 0.25] [%clk 1:30:19] } 4. e3 { [%eval 0.0] [%clk 1:32:01] } 4... b6 { [%eval 0.33] [%clk 1:30:28] } 5. Bd3 { [%eval 0.27] [%clk 1:32:21] } 5... Bb7 { [%eval 0.28] [%clk 1:30:44] } 6. Nf3 { [%eval 0.14] [%clk 1:32:46] } 6... O-O { [%eval 0.31] [%clk 1:30:24] } 7. O-O { [%eval 0.13] [%clk 1:33:12] } 7... c5 { [%eval 0.31] [%clk 1:29:13] } 8. Na4 { [%eval 0.49] [%clk 1:33:37] } 8... cxd4 { [%eval 0.5] [%clk 1:28:14] } 9. a3 { [%eval 0.46] [%clk 1:33:58] } 9... Be7 { [%eval 0.22] [%clk 1:28:32] } 10. exd4 { [%eval 0.43] [%clk 1:34:23] } 10... d5?! { [%eval 1.5] } { Inaccuracy. Bxf3 was best. } { [%clk 1:22:25] } 11. c5 { [%eval 1.43] [%clk 1:32:38] } 11... bxc5 { [%eval 1.69] [%clk 1:21:22] } 12. Nxc5 { [%eval 1.63] [%clk 1:32:19] } 12... Bxc5 { [%eval 2.0] [%clk 1:19:04] } 13. dxc5 { [%eval 2.16] [%clk 1:32:44] } 13... Nbd7 { [%eval 2.13] [%clk 1:18:41] } 14. b4 { [%eval 1.99] [%clk 1:32:51] } 14... e5 { [%eval 2.19] [%clk 1:16:49] } 15. Bb5 { [%eval 1.8] [%clk 1:32:31] } 15... Qc7 { [%eval 1.99] [%clk 1:15:37] } 16. Re1 { [%eval 1.86] [%clk 1:31:44] } 16... a6 { [%eval 1.97] [%clk 1:11:58] } 17. Ba4 { [%eval 2.21] [%clk 1:31:03] } 17... h6 { [%eval 2.5] [%clk 1:02:18] } 18. Bb2 { [%eval 2.68] [%clk 1:29:08] } 18... Rfe8 { [%eval 2.44] [%clk 1:01:44] } 19. c6?? { [%eval 0.55] } { Blunder. Rc1 was best. } { [%clk 1:23:05] } 19... Bxc6 { [%eval 0.55] [%clk 1:01:59] } 20. Bxc6 { [%eval 0.39] [%clk 1:23:13] } 20... Qxc6 { [%eval 0.61] [%clk 1:02:22] } 21. Nxe5 { [%eval 0.37] [%clk 1:23:38] } 21... Nxe5 { [%eval 0.54] [%clk 0:57:30] } 22. Bxe5 { [%eval 0.38] [%clk 1:23:58] } 22... Rac8 { [%eval 0.41] [%clk 0:55:20] } 23. h3 { [%eval 0.31] [%clk 1:23:12] } 23... Ne4 { [%eval 0.37] [%clk 0:52:32] } 24. Bd4 { [%eval 0.13] [%clk 1:23:35] } 24... Qc4 { [%eval 0.65] [%clk 0:50:53] } 25. Rc1 { [%eval 0.6] [%clk 1:22:40] } 25... Qxc1 { [%eval 0.81] [%clk 0:44:46] } 26. Qxc1 { [%eval 0.62] [%clk 1:23:05] } 26... Rxc1 { [%eval 0.88] [%clk 0:45:06] } 27. Rxc1 { [%eval 0.5] [%clk 1:23:35] } 27... Nd2 { [%eval 0.62] [%clk 0:45:19] } 28. Rd1 { [%eval 0.75] [%clk 1:23:59] } 28... Nc4 { [%eval 0.58] [%clk 0:45:23] } 29. a4 { [%eval 0.5] [%clk 1:24:00] } 29... Rb8 { [%eval 0.59] [%clk 0:41:18] } 30. Bc3 { [%eval 0.48] [%clk 1:23:41] } 30... Rd8 { [%eval 0.54] [%clk 0:38:15] } 31. Kf1 { [%eval 0.73] [%clk 1:23:56] } 31... f6 { [%eval 0.56] [%clk 0:38:29] } 32. Ke2 { [%eval 0.7] [%clk 1:24:19] } 32... Kf7 { [%eval 0.43] [%clk 0:38:44] } 33. Kd3 { [%eval 0.43] [%clk 1:24:21] } 33... Ke6 { [%eval 0.64] [%clk 0:37:45] } 34. Re1+?! { [%eval -0.17] } { Inaccuracy. f4 was best. } { [%clk 1:24:21] } 34... Kd6? { [%eval 1.01] } { Mistake. Ne5+ was best. } { [%clk 0:29:07] } 35. Bd4 { [%eval 0.85] [%clk 1:24:38] } 35... Ne5+ { [%eval 1.06] [%clk 0:26:43] } 36. Kc3 { [%eval 1.15] [%clk 1:24:16] } 36... Nd7 { [%eval 0.76] [%clk 0:24:17] } 37. f4 { [%eval 1.03] [%clk 1:19:44] } 37... Rc8+ { [%eval 0.67] [%clk 0:16:45] } 38. Kd3?! { [%eval 0.0] } { Inaccuracy. Kb3 was best. } { [%clk 1:20:08] } 38... Rc4 { [%eval 0.0] [%clk 0:17:04] } 39. Rb1 { [%eval 0.0] [%clk 1:20:34] } 39... a5 { [%eval 0.04] [%clk 0:13:44] } 40. bxa5 { [%eval 0.0] [%clk 1:20:53] } 40... Rxa4? { [%eval 1.57] } { Mistake. Nc5+ was best. } { [%clk 0:14:07] } 41. Ra1 { [%eval 1.49] [%clk 1:20:58] } 41... Rxa1 { [%eval 1.26] [%clk 0:07:22] } 42. Bxa1 { [%eval 1.54] [%clk 1:21:20] } 42... Nc5+ { [%eval 1.34] [%clk 0:07:03] } 43. Ke3 { [%eval 1.62] [%clk 1:20:54] } 43... Nb3?? { [%eval 4.54] } { Blunder. Kc6 was best. } { [%clk 0:06:39] } 44. Bc3?? { [%eval 0.04] } { Blunder. a6 was best. } { [%clk 1:21:14] } 44... Kc5? { [%eval 1.47] } { Mistake. d4+ was best. } { [%clk 0:06:58] } 45. Kd3 { [%eval 1.08] [%clk 1:21:15] } 45... Kb5 { [%eval 0.88] [%clk 0:06:17] } 46. f5 { [%eval 0.4] [%clk 1:20:07] } 46... h5 { [%eval 0.31] [%clk 0:04:37] } 47. g4 { [%eval 0.14] [%clk 1:20:31] } 47... hxg4 { [%eval 0.34] [%clk 0:04:13] } 48. hxg4 { [%eval 0.13] [%clk 1:20:57] } 48... Nc5+ { [%eval 0.07] [%clk 0:18:59] } 49. Kd4 { [%eval 0.03] [%clk 1:49:54] } 49... Kc6 { [%eval 0.16] [%clk 0:19:24] } 50. Bb4 { [%eval 0.1] [%clk 1:48:36] } 50... Nd7 { [%eval 0.0] [%clk 0:19:14] } 51. a6 { [%eval 0.0] [%clk 1:48:03] } 51... Ne5 { [%eval 0.0] [%clk 0:19:19] } 52. a7 { [%eval 0.0] [%clk 1:48:07] } 52... Kb7 { [%eval 0.08] [%clk 0:19:38] } 53. Bc5 { [%eval 0.0] [%clk 1:48:12] } 53... Nxg4 { [%eval 0.0] [%clk 0:18:06] } 54. Kxd5 { [%eval 0.0] [%clk 1:48:36] } 54... Nh6 { [%eval 0.28] [%clk 0:17:10] } 55. Ke6 { [%eval 0.13] [%clk 1:49:01] } 55... Ka8 { [%eval 0.0] [%clk 0:17:07] } 56. Be3 { [%eval 0.0] [%clk 1:49:12] } 56... Nxf5? { [%eval 1.38] } { Mistake. Ng4 was best. } { [%clk 0:16:20] } 57. Kxf5 { [%eval 1.4] [%clk 1:49:34] } 57... Kb7 { [%eval 1.58] [%clk 0:16:20] } 58. Bd4 { [%eval 1.32] [%clk 1:49:54] } 58... g6+ { [%eval 0.18] [%clk 0:16:37] } 59. Kxg6 { [%eval 0.01] [%clk 1:50:11] } 59... f5 { [%eval 0.0] [%clk 0:16:46] } 60. Kxf5 { [%eval 0.15] [%clk 1:50:37] } 60... Ka8 { [%eval 0.0] [%clk 0:17:09] } 61. Ke4 { [%eval 0.16] [%clk 1:50:19] } 1/2-1/2