Event: Round 6: Momchil Petkov - Nikolay Averin
Date: 2021-08-12
White: Momchil Petkov
WhiteTitle: IM
Black: Nikolay Averin
Result: 1/2-1/2
ECO: B30
Opening: Sicilian Defense: Nyezhmetdinov-Rossolimo Attack
Variant: Standard

1. e4 { [%eval 0.24] [%clk 1:30:56] } 1... c5 { [%eval 0.32] [%clk 1:30:56] } 2. Nf3 { [%eval 0.0] [%clk 1:31:20] } 2... Nc6 { [%eval 0.32] [%clk 1:31:22] } 3. Bb5 { [%eval 0.0] [%clk 1:31:34] } 3... Nd4?! { [%eval 0.89] } { Inaccuracy. e6 was best. } { [%clk 1:31:42] } 4. Nxd4 { [%eval 0.62] [%clk 1:31:00] } 4... cxd4 { [%eval 0.64] [%clk 1:32:11] } 5. O-O { [%eval 0.68] [%clk 1:28:46] } 5... g6 { [%eval 0.72] [%clk 1:32:32] } 6. c3 { [%eval 0.43] [%clk 1:27:48] } 6... Bg7 { [%eval 0.85] [%clk 1:32:18] } 7. cxd4 { [%eval 0.87] [%clk 1:23:18] } 7... Bxd4 { [%eval 0.94] [%clk 1:31:29] } 8. Nc3 { [%eval 0.82] [%clk 1:21:37] } 8... a6 { [%eval 1.0] [%clk 1:20:58] } 9. Qa4 { [%eval 0.78] [%clk 1:13:31] } 9... Ba7?! { [%eval 1.83] } { Inaccuracy. e5 was best. } { [%clk 1:20:14] } 10. Be2 { [%eval 1.99] [%clk 1:13:47] } 10... b5 { [%eval 1.95] [%clk 1:20:00] } 11. Qb3?! { [%eval 1.36] } { Inaccuracy. Qb4 was best. } { [%clk 1:12:33] } 11... d6 { [%eval 1.57] [%clk 1:19:30] } 12. d4?! { [%eval 0.83] } { Inaccuracy. a4 was best. } { [%clk 0:59:13] } 12... Nf6?! { [%eval 1.52] } { Inaccuracy. Be6 was best. } { [%clk 1:14:29] } 13. a4 { [%eval 1.55] [%clk 0:49:23] } 13... bxa4 { [%eval 1.84] [%clk 0:46:28] } 14. Qxa4+ { [%eval 1.97] [%clk 0:47:42] } 14... Bd7?! { [%eval 2.81] } { Inaccuracy. Qd7 was best. } { [%clk 0:46:47] } 15. Qxa6 { [%eval 2.7] [%clk 0:47:26] } 15... O-O { [%eval 2.76] [%clk 0:47:05] } 16. Be3?! { [%eval 2.1] } { Inaccuracy. Bf3 was best. } { [%clk 0:44:36] } 16... Bg4 { [%eval 2.43] [%clk 0:42:41] } 17. Qb7?! { [%eval 1.46] } { Inaccuracy. h3 was best. } { [%clk 0:33:44] } 17... Bxe2 { [%eval 1.51] [%clk 0:32:17] } 18. Nxe2 { [%eval 1.49] [%clk 0:34:08] } 18... Qd7 { [%eval 1.88] [%clk 0:32:29] } 19. Qxd7 { [%eval 1.64] [%clk 0:34:15] } 19... Nxd7 { [%eval 1.61] [%clk 0:32:53] } 20. Nc3 { [%eval 1.77] [%clk 0:29:42] } 20... Bb6 { [%eval 1.75] [%clk 0:30:35] } 21. Nd5 { [%eval 1.97] [%clk 0:26:46] } 21... e6 { [%eval 2.09] [%clk 0:30:15] } 22. Nxb6 { [%eval 2.17] [%clk 0:25:15] } 22... Nxb6 { [%eval 2.16] [%clk 0:30:41] } 23. d5?! { [%eval 1.44] } { Inaccuracy. Bh6 was best. } { [%clk 0:22:25] } 23... Nc4 { [%eval 1.39] [%clk 0:30:55] } 24. Bh6 { [%eval 1.34] [%clk 0:22:48] } 24... Rfb8?! { [%eval 2.17] } { Inaccuracy. Rxa1 was best. } { [%clk 0:31:07] } 25. b3?! { [%eval 1.49] } { Inaccuracy. Rxa8 was best. } { [%clk 0:22:10] } 25... Ne5 { [%eval 1.84] [%clk 0:30:34] } 26. h3?? { [%eval 0.24] } { Blunder. Rxa8 was best. } { [%clk 0:21:05] } 26... exd5 { [%eval 0.25] [%clk 0:28:08] } 27. exd5 { [%eval 0.19] [%clk 0:21:30] } 27... f6 { [%eval 0.19] [%clk 0:28:11] } 28. Rxa8 { [%eval 0.19] [%clk 0:13:28] } 28... Rxa8 { [%eval 0.24] [%clk 0:28:40] } 29. Be3 { [%eval 0.13] [%clk 0:12:44] } 29... Ra5 { [%eval 0.08] [%clk 0:25:28] } 30. Rd1 { [%eval 0.01] [%clk 0:10:09] } 30... Rb5 { [%eval 0.07] [%clk 0:25:27] } 31. f4 { [%eval 0.0] [%clk 0:10:33] } 31... Nd7 { [%eval 0.0] [%clk 0:23:22] } 32. Rd3 { [%eval 0.0] [%clk 0:10:58] } 32... f5 { [%eval 0.0] [%clk 0:23:25] } 33. g3 { [%eval -0.1] [%clk 0:08:19] } 33... Nf6 { [%eval -0.18] [%clk 0:23:32] } 34. Bc1 { [%eval -0.19] [%clk 0:08:46] } 34... Kf7 { [%eval -0.19] [%clk 0:19:40] } 35. Ba3 { [%eval -0.28] [%clk 0:07:03] } 35... Ke7 { [%eval -0.28] [%clk 0:19:57] } 36. Kf2 { [%eval -0.25] [%clk 0:06:53] } 36... Nxd5 { [%eval -0.31] [%clk 0:17:53] } 37. Ke2 { [%eval -0.31] [%clk 0:07:12] } 37... Ke6 { [%eval -0.26] [%clk 0:17:36] } 38. Kd2 { [%eval -0.33] [%clk 0:06:15] } 38... Rb6 { [%eval -0.31] [%clk 0:17:02] } 39. Kc1 { [%eval -0.31] [%clk 0:05:41] } 39... Nf6 { [%eval -0.56] [%clk 0:16:40] } 40. Bb2 { [%eval -0.2] [%clk 0:04:29] } 40... Ne4 { [%eval -0.25] [%clk 0:16:54] } 41. Bd4 { [%eval -0.6] [%clk 0:04:56] } 41... Rb5 { [%eval -0.5] [%clk 0:16:29] } 42. Kb2 { [%eval -0.69] [%clk 0:04:48] } 42... Rd5?! { [%eval 0.0] } { Inaccuracy. Kd5 was best. } { [%clk 0:16:23] } 43. b4 { [%eval 0.0] [%clk 0:03:47] } 43... Nxg3 { [%eval 0.0] [%clk 0:15:49] } 44. Kb3 { [%eval -0.08] [%clk 0:03:27] } 44... Ne2 { [%eval 0.0] [%clk 0:14:14] } 45. Kc4 { [%eval 0.0] [%clk 0:03:26] } 45... Nxd4 { [%eval 0.39] [%clk 0:00:36] } 46. Rxd4 { [%eval 0.0] [%clk 0:02:28] } 46... Rxd4+ { [%eval 0.0] [%clk 0:00:56] } 47. Kxd4 { [%eval 0.0] [%clk 0:02:54] } 47... Kd7 { [%eval 0.0] [%clk 0:00:45] } 48. Kd5 { [%eval 0.0] [%clk 0:03:13] } 48... Kc7 { [%eval 0.0] [%clk 0:01:07] } 49. h4 { [%eval 0.0] [%clk 0:03:22] } 49... Kd7 { [%eval 0.0] [%clk 0:01:23] } 50. b5 { [%eval 0.0] [%clk 0:03:16] } 50... Kc7 { [%eval 0.0] [%clk 0:01:44] } 51. Ke6 { [%eval 0.0] [%clk 0:03:37] } 51... Kb6 { [%eval 0.0] [%clk 0:01:49] } 52. Kxd6 { [%eval 0.0] [%clk 0:03:50] } 52... Kxb5 { [%eval 0.0] [%clk 0:02:10] } 53. Kd5 { [%eval 0.0] [%clk 0:03:31] } 53... Kb4 { [%eval 0.0] [%clk 0:02:04] } 54. Ke5 { [%eval 0.0] [%clk 0:03:19] } 54... Kc4 { [%eval 0.0] [%clk 0:02:21] } 55. Kf6 { [%eval 0.0] [%clk 0:03:13] } 55... Kd3 { [%eval 0.0] [%clk 0:02:28] } 56. Kg7 { [%eval 0.0] [%clk 0:03:39] } 56... Ke4 { [%eval 0.0] [%clk 0:02:48] } 57. Kxh7 { [%eval 0.0] [%clk 0:04:04] } 57... Kxf4 { [%eval 0.0] [%clk 0:03:10] } 58. Kxg6 { [%eval 0.0] [%clk 0:04:30] } 58... Kg3 { [%eval 0.0] [%clk 0:03:17] } 59. Kxf5 { [%eval 0.0] [%clk 0:04:56] } 59... Kxh4 { [%clk 0:03:37] } 1/2-1/2