Event: Round 4: Andrey A. Ivanov - Oisin O'Cuilleanain
Date: 2024-01-28
White: Andrey A. Ivanov
Black: Oisin O'Cuilleanain
Result: 0-1
ECO: A54
Opening: Old Indian Defense: Ukrainian Variation
Variant: Standard

1. d4 { [%eval 0.15] [%clk 1:30:57] } 1... Nf6 { [%eval 0.16] [%clk 1:25:10] } 2. c4 { [%eval 0.16] [%clk 1:30:51] } 2... d6 { [%eval 0.51] [%clk 1:25:30] } 3. Nc3 { [%eval 0.53] [%clk 1:30:47] } 3... e5 { [%eval 0.58] [%clk 1:25:52] } 4. d5 { [%eval 0.4] [%clk 1:25:59] } 4... Nbd7 { [%eval 0.85] [%clk 1:24:12] } 5. e4 { [%eval 0.63] [%clk 1:21:08] } 5... Nc5 { [%eval 0.69] [%clk 1:24:33] } 6. f3 { [%eval 0.78] [%clk 1:20:19] } 6... a5 { [%eval 0.85] [%clk 1:24:53] } 7. Be3 { [%eval 0.87] [%clk 1:20:03] } 7... g6 { [%eval 0.95] [%clk 1:18:42] } 8. g3 { [%eval 0.65] [%clk 1:18:17] } 8... Bg7 { [%eval 0.69] [%clk 1:14:29] } 9. Bg2?! { [%eval 0.09] } { Inaccuracy. Qd2 was best. } { [%clk 1:16:41] } 9... O-O { [%eval 0.16] [%clk 1:13:42] } 10. Qd2 { [%eval -0.01] [%clk 1:15:02] } 10... Nh5 { [%eval 0.41] [%clk 1:10:49] } 11. Nge2 { [%eval 0.1] [%clk 1:10:58] } 11... f5 { [%eval 0.16] [%clk 1:09:11] } 12. O-O-O { [%eval 0.19] [%clk 1:10:30] } 12... Bd7 { [%eval 0.46] [%clk 1:07:02] } 13. Bxc5 { [%eval 0.1] [%clk 1:03:11] } 13... dxc5 { [%eval -0.02] [%clk 1:07:26] } 14. Rhf1 { [%eval -0.22] [%clk 1:02:37] } 14... Nf6 { [%eval -0.28] [%clk 1:06:36] } 15. Kb1 { [%eval -0.23] [%clk 1:00:27] } 15... Ne8 { [%eval -0.17] [%clk 1:06:39] } 16. a4 { [%eval -0.14] [%clk 0:58:29] } 16... Nd6 { [%eval -0.18] [%clk 1:06:28] } 17. b3 { [%eval -0.2] [%clk 0:58:45] } 17... Ra6 { [%eval -0.14] [%clk 1:03:19] } 18. Ka2 { [%eval -0.12] [%clk 0:55:59] } 18... Nf7 { [%eval 0.31] [%clk 0:57:39] } 19. h4 { [%eval 0.03] [%clk 0:39:43] } 19... Bh6 { [%eval 0.52] [%clk 0:55:19] } 20. Qd3?! { [%eval -0.31] } { Inaccuracy. f4 was best. } { [%clk 0:34:18] } 20... f4 { [%eval -0.29] [%clk 0:54:08] } 21. h5?! { [%eval -0.93] } { Inaccuracy. Rh1 was best. } { [%clk 0:30:50] } 21... fxg3 { [%eval -0.72] [%clk 0:52:42] } 22. Nxg3 { [%eval -0.51] [%clk 0:29:51] } 22... Qg5 { [%eval -0.18] [%clk 0:52:50] } 23. hxg6?! { [%eval -0.97] } { Inaccuracy. Nce2 was best. } { [%clk 0:29:46] } 23... hxg6?! { [%eval 0.0] } { Inaccuracy. Qxg3 was best. } { [%clk 0:51:59] } 24. Nce2 { [%eval -0.03] [%clk 0:29:11] } 24... Rf6 { [%eval -0.07] [%clk 0:49:32] } 25. Rg1 { [%eval -0.26] [%clk 0:27:03] } 25... Qe3 { [%eval 0.0] [%clk 0:49:54] } 26. Nf1?! { [%eval -0.68] } { Inaccuracy. Qc2 was best. } { [%clk 0:26:45] } 26... Qxd3 { [%eval -0.72] [%clk 0:49:56] } 27. Rxd3 { [%eval -0.86] [%clk 0:26:59] } 27... Kg7 { [%eval -0.6] [%clk 0:49:16] } 28. Nfg3 { [%eval -0.84] [%clk 0:24:24] } 28... Ng5 { [%eval -0.78] [%clk 0:48:59] } 29. f4?! { [%eval -1.73] } { Inaccuracy. Rf1 was best. } { [%clk 0:21:45] } 29... exf4 { [%eval -2.25] [%clk 0:48:21] } 30. e5 { [%eval -2.18] [%clk 0:21:33] } 30... Rb6? { [%eval -0.52] } { Mistake. R6f7 was best. } { [%clk 0:48:48] } 31. Ne4 { [%eval -0.53] [%clk 0:19:46] } 31... Bf5 { [%eval -0.54] [%clk 0:43:06] } 32. N2c3 { [%eval -0.52] [%clk 0:19:32] } 32... Nf7 { [%eval -0.6] [%clk 0:43:21] } 33. e6 { [%eval -0.61] [%clk 0:19:17] } 33... Ne5 { [%eval -0.57] [%clk 0:43:46] } 34. Rdd1 { [%eval -0.9] [%clk 0:19:20] } 34... f3 { [%eval -0.99] [%clk 0:44:07] } 35. Bf1 { [%eval -1.28] [%clk 0:19:07] } 35... Be3 { [%eval -1.05] [%clk 0:43:54] } 36. Rh1 { [%eval -1.0] [%clk 0:19:10] } 36... Bd4 { [%eval -0.9] [%clk 0:42:58] } 37. Rxd4?? { [%eval -4.3] } { Blunder. Rh4 was best. } { [%clk 0:10:55] } 37... cxd4 { [%eval -4.35] [%clk 0:43:20] } 38. c5 { [%eval -4.88] [%clk 0:11:15] } 38... Rb4 { [%eval -4.43] [%clk 0:42:45] } 39. e7 { [%eval -4.71] [%clk 0:10:33] } 39... Re8 { [%eval -5.05] [%clk 0:42:39] } 40. d6 { [%eval -5.6] [%clk 0:10:25] } 40... dxc3 { [%eval -5.32] [%clk 0:42:52] } 41. Rh7+?! { [%eval -9.45] } { Inaccuracy. Nxc3 was best. } { [%clk 0:10:31] } 41... Kxh7 { [%eval -9.98] [%clk 0:41:28] } 42. Nf6+ { [%eval -10.91] [%clk 0:10:56] } 42... Kh6 { [%eval -12.08] [%clk 0:41:53] } 43. Nxe8?! { [%eval #-7] } { Checkmate is now unavoidable. Nd5 was best. } { [%clk 0:10:48] } 43... c2 { [%eval #-6] [%clk 0:41:42] } 0-1