Event: Round 1: Alexander Katz - Nico Chasin
Date: 2023-11-08
White: Alexander Katz
WhiteTitle: IM
WhiteElo: 2426
Black: Nico Chasin
BlackTitle: IM
BlackElo: 2419
Result: 1-0
ECO: B48
Opening: Sicilian Defense: Taimanov Variation, Bastrikov Variation, English Attack
Variant: Standard

1. e4 { [%eval 0.36] [%clk 1:30:58] } 1... c5 { [%eval 0.32] [%clk 1:29:18] } 2. Nf3 { [%eval 0.0] [%clk 1:31:11] } 2... Nc6 { [%eval 0.0] [%clk 1:28:59] } 3. d4 { [%eval 0.33] [%clk 1:31:19] } 3... cxd4 { [%eval 0.38] [%clk 1:29:19] } 4. Nxd4 { [%eval 0.29] [%clk 1:31:43] } 4... e6 { [%eval 0.5] [%clk 1:28:54] } 5. Nc3 { [%eval 0.33] [%clk 1:31:31] } 5... Qc7 { [%eval 0.56] [%clk 1:29:11] } 6. Be3 { [%eval 0.28] [%clk 1:30:27] } 6... a6 { [%eval 0.0] [%clk 1:29:13] } 7. Qd2 { [%eval 0.09] [%clk 1:30:09] } 7... Nf6 { [%eval 0.01] [%clk 1:28:50] } 8. f3 { [%eval 0.49] [%clk 1:29:02] } 8... b5 { [%eval 0.53] [%clk 1:27:43] } 9. O-O-O { [%eval 0.21] [%clk 1:19:37] } 9... Be7 { [%eval 0.46] [%clk 1:27:07] } 10. Kb1 { [%eval 0.22] [%clk 1:17:41] } 10... h5 { [%eval 0.33] [%clk 1:27:28] } 11. Nxc6 { [%eval 0.4] [%clk 1:12:36] } 11... dxc6 { [%eval 0.36] [%clk 1:27:09] } 12. Qf2 { [%eval 0.0] [%clk 1:12:37] } 12... e5 { [%eval 0.0] [%clk 1:26:31] } 13. Bb6 { [%eval 0.0] [%clk 1:08:22] } 13... Qb7 { [%eval 0.0] [%clk 1:26:55] } 14. Bc5 { [%eval 0.0] [%clk 1:08:16] } 14... Be6 { [%eval 0.1] [%clk 1:26:53] } 15. Bd6 { [%eval 0.05] [%clk 0:59:12] } 15... Bxd6 { [%eval 0.04] [%clk 1:22:02] } 16. Rxd6 { [%eval 0.0] [%clk 0:59:30] } 16... Qa7?? { [%eval 1.87] } { Blunder. Rc8 was best. } { [%clk 1:21:44] } 17. Qxa7 { [%eval 1.62] [%clk 0:46:30] } 17... Rxa7 { [%eval 1.67] [%clk 1:22:08] } 18. Rxc6 { [%eval 1.78] [%clk 0:44:41] } 18... Kd7 { [%eval 1.18] [%clk 1:04:30] } 19. Rc5 { [%eval 1.25] [%clk 0:44:34] } 19... Kd6? { [%eval 2.75] } { Mistake. Ke7 was best. } { [%clk 1:04:56] } 20. Rxb5 { [%eval 2.8] [%clk 0:44:08] } 20... axb5 { [%eval 2.8] [%clk 1:05:22] } 21. Nxb5+ { [%eval 2.5] [%clk 0:44:32] } 21... Kc5 { [%eval 2.5] [%clk 1:05:49] } 22. Nxa7 { [%eval 2.65] [%clk 0:44:55] } 22... Rd8 { [%eval 2.6] [%clk 1:06:17] } 23. Bd3?? { [%eval 0.45] } { Blunder. Kc1 was best. } { [%clk 0:39:07] } 23... Bd7 { [%eval 0.56] [%clk 1:06:44] } 24. Rd1 { [%eval 0.45] [%clk 0:23:32] } 24... Ra8 { [%eval 0.55] [%clk 1:06:35] } 25. c3 { [%eval 0.5] [%clk 0:21:13] } 25... Rxa7 { [%eval 0.57] [%clk 1:07:01] } 26. b4+ { [%eval 0.5] [%clk 0:21:38] } 26... Kb6 { [%eval 0.51] [%clk 1:06:22] } 27. Kb2 { [%eval 0.13] [%clk 0:17:41] } 27... Be6 { [%eval 0.56] [%clk 0:48:44] } 28. c4 { [%eval 0.76] [%clk 0:17:45] } 28... Kc7 { [%eval 1.09] [%clk 0:42:42] } 29. Ra1 { [%eval 1.01] [%clk 0:14:40] } 29... Bd7 { [%eval 1.34] [%clk 0:32:18] } 30. Bc2 { [%eval 1.27] [%clk 0:14:43] } 30... h4 { [%eval 1.32] [%clk 0:32:08] } 31. a4 { [%eval 1.34] [%clk 0:14:43] } 31... Nh5 { [%eval 1.57] [%clk 0:32:36] } 32. a5 { [%eval 1.01] [%clk 0:10:45] } 32... Nf4?! { [%eval 1.84] } { Inaccuracy. Kd6 was best. } { [%clk 0:32:15] } 33. b5 { [%eval 1.67] [%clk 0:10:53] } 33... Ra8 { [%eval 1.58] [%clk 0:31:57] } 34. Kc3 { [%eval 1.6] [%clk 0:09:35] } 34... Nxg2?! { [%eval 2.69] } { Inaccuracy. Ne2+ was best. } { [%clk 0:25:28] } 35. Kb4 { [%eval 2.55] [%clk 0:09:04] } 35... Nf4 { [%eval 2.78] [%clk 0:24:30] } 36. c5? { [%eval 1.34] } { Mistake. Rd1 was best. } { [%clk 0:03:53] } 36... Bxb5 { [%eval 1.52] [%clk 0:08:17] } 37. Kxb5 { [%eval 1.53] [%clk 0:04:18] } 37... Ne6 { [%eval 1.44] [%clk 0:08:45] } 38. Kc4 { [%eval 1.73] [%clk 0:04:03] } 38... Nd4 { [%eval 1.51] [%clk 0:09:10] } 39. Bd1 { [%eval 1.71] [%clk 0:03:31] } 39... g5 { [%eval 2.27] [%clk 0:09:18] } 40. a6 { [%eval 2.2] [%clk 0:03:12] } 40... f6 { [%eval 2.82] [%clk 0:08:45] } 41. Kc3?! { [%eval 2.07] } { Inaccuracy. a7 was best. } { [%clk 0:02:17] } 41... Ra7 { [%eval 2.42] [%clk 0:07:32] } 42. Kc4 { [%eval 2.41] [%clk 0:01:56] } 42... Ra8 { [%eval 2.35] [%clk 0:07:57] } 43. Ra2 { [%eval 2.37] [%clk 0:01:59] } 43... Ra7 { [%eval 2.61] [%clk 0:08:08] } 44. Kc3 { [%eval 2.32] [%clk 0:01:43] } 44... Ra8?! { [%eval 3.47] } { Inaccuracy. h3 was best. } { [%clk 0:08:17] } 45. h3 { [%eval 2.86] [%clk 0:02:01] } 45... Ra7 { [%eval 3.03] [%clk 0:07:59] } 46. Ra1 { [%eval 3.1] [%clk 0:01:58] } 46... Ra8?! { [%eval 4.1] } { Inaccuracy. Ne6 was best. } { [%clk 0:08:11] } 47. Bb3 { [%eval 4.24] [%clk 0:01:43] } 47... Ra7 { [%eval 4.74] [%clk 0:06:19] } 48. Bd5 { [%eval 4.84] [%clk 0:01:41] } 48... Ne2+ { [%eval 4.9] [%clk 0:05:52] } 49. Kc4 { [%eval 5.15] [%clk 0:01:45] } 49... Nf4 { [%eval 5.05] [%clk 0:06:15] } 50. Bb7 { [%eval 5.14] [%clk 0:01:11] } 50... Nxh3 { [%eval 5.37] [%clk 0:06:37] } 51. Rd1 { [%eval 5.13] [%clk 0:00:53] } 51... Nf4 { [%eval 5.06] [%clk 0:05:28] } 52. Rd6 { [%eval 5.51] [%clk 0:00:43] } 52... Nh5 { [%eval 5.96] [%clk 0:05:51] } 53. Kb5 { [%eval 5.96] [%clk 0:00:54] } 53... h3 { [%eval 5.96] [%clk 0:05:57] } 54. Rd2 { [%eval 6.01] [%clk 0:01:19] } 1-0