Event: Round 4: Sullivan McConnell - Alexandr Ostrovskiy
Date: 2023-06-10
White: Sullivan McConnell
Black: Alexandr Ostrovskiy
BlackTitle: IM
Result: 1/2-1/2
ECO: B15
Opening: Caro-Kann Defense
Variant: Standard

1. e4 { [%eval 0.36] [%clk 1:30:48] } 1... c6 { [%eval 0.37] [%clk 1:12:47] } 2. d4 { [%eval 0.41] [%clk 1:30:44] } 2... d5 { [%eval 0.28] [%clk 1:12:40] } 3. Nc3 { [%eval 0.27] [%clk 1:31:12] } 3... dxe4 { [%eval 0.33] [%clk 1:13:02] } 4. Nge2 { [%eval -0.05] [%clk 1:31:36] } 4... Nf6 { [%eval 0.05] [%clk 1:11:08] } 5. Ng3 { [%eval 0.08] [%clk 1:31:58] } 5... Bg4 { [%eval 0.0] [%clk 1:02:15] } 6. Qd2 { [%eval 0.06] [%clk 1:31:20] } 6... e6 { [%eval 0.03] [%clk 1:00:25] } 7. Ncxe4 { [%eval 0.18] [%clk 1:31:43] } 7... Nxe4 { [%eval 0.15] [%clk 0:59:50] } 8. Nxe4 { [%eval 0.16] [%clk 1:32:06] } 8... Bf5 { [%eval 0.0] [%clk 0:58:32] } 9. Ng3 { [%eval 0.09] [%clk 1:32:29] } 9... Bg6 { [%eval 0.13] [%clk 0:58:55] } 10. h4 { [%eval 0.1] [%clk 1:32:52] } 10... h6 { [%eval 0.23] [%clk 0:58:54] } 11. Bd3 { [%eval 0.13] [%clk 1:33:16] } 11... Bxd3 { [%eval 0.03] [%clk 0:54:22] } 12. Qxd3 { [%eval 0.22] [%clk 1:33:39] } 12... Be7 { [%eval 0.01] [%clk 0:31:43] } 13. Bd2 { [%eval 0.0] [%clk 1:29:59] } 13... Nd7 { [%eval 0.16] [%clk 0:19:23] } 14. Nh5 { [%eval -0.23] [%clk 1:26:23] } 14... Nf6 { [%eval -0.08] [%clk 0:14:58] } 15. Nxg7+ { [%eval -0.57] [%clk 1:23:39] } 15... Kf8 { [%eval -0.94] [%clk 0:14:55] } 16. Nxe6+ { [%eval -0.71] [%clk 1:24:03] } 16... fxe6 { [%eval -0.96] [%clk 0:15:21] } 17. Qg6 { [%eval -0.68] [%clk 1:24:26] } 17... Qd5 { [%eval -0.46] [%clk 0:09:23] } 18. Bxh6+ { [%eval -0.6] [%clk 1:22:59] } 18... Rxh6 { [%eval -0.71] [%clk 0:09:51] } 19. Qxh6+ { [%eval -0.55] [%clk 1:23:28] } 19... Kf7 { [%eval -0.6] [%clk 0:10:13] } 20. O-O-O?! { [%eval -1.2] } { Inaccuracy. Qe3 was best. } { [%clk 1:23:32] } 20... Qxa2 { [%eval -1.03] [%clk 0:08:52] } 21. c3 { [%eval -1.3] [%clk 1:23:51] } 21... Rg8 { [%eval -1.48] [%clk 0:04:53] } 22. Rhg1?! { [%eval -2.59] } { Inaccuracy. Rhe1 was best. } { [%clk 1:22:33] } 22... a5 { [%eval -2.5] [%clk 0:04:18] } 23. Qd2 { [%eval -2.35] [%clk 1:22:22] } 23... a4 { [%eval -2.14] [%clk 0:03:43] } 24. Qc2 { [%eval -2.2] [%clk 1:22:46] } 24... b5 { [%eval -1.98] [%clk 0:02:00] } 25. g4?! { [%eval -2.69] } { Inaccuracy. Rd3 was best. } { [%clk 1:21:53] } 25... a3?! { [%eval -1.44] } { Inaccuracy. Bd6 was best. } { [%clk 0:02:17] } 26. b4?! { [%eval -2.1] } { Inaccuracy. b3 was best. } { [%clk 1:20:15] } 26... Qxc2+?? { [%eval 0.19] } { Blunder. Qc4 was best. } { [%clk 0:00:36] } 27. Kxc2 { [%eval 0.23] [%clk 1:20:44] } 27... Rxg4 { [%eval 0.43] [%clk 0:00:33] } 28. Rxg4 { [%eval 0.47] [%clk 1:20:59] } 28... Nxg4 { [%eval 0.39] [%clk 0:01:02] } 29. Ra1?! { [%eval -0.66] } { Inaccuracy. h5 was best. } { [%clk 1:19:49] } 29... Bxh4 { [%eval -0.66] [%clk 0:00:54] } 30. Rxa3 { [%eval -0.56] [%clk 1:20:12] } 30... Ke7 { [%eval -0.57] [%clk 0:00:55] } 31. Ra7+ { [%eval -0.57] [%clk 1:19:48] } 31... Kd6 { [%eval -0.5] [%clk 0:01:17] } 32. f3 { [%eval -0.51] [%clk 1:18:35] } 32... Ne3+ { [%eval -0.65] [%clk 0:01:14] } 33. Kd3 { [%eval -0.64] [%clk 1:18:39] } 33... Nd5 { [%eval -0.47] [%clk 0:01:36] } 34. Ra1 { [%eval -0.5] [%clk 1:19:07] } 34... Bf6 { [%eval -0.54] [%clk 0:01:29] } 35. Rc1?? { [%eval -2.93] } { Blunder. Kc2 was best. } { [%clk 1:18:51] } 35... Nf4+?? { [%eval -0.6] } { Blunder. e5 was best. } { [%clk 0:01:03] } 36. Ke4 { [%eval -1.12] [%clk 1:19:14] } 36... Nd5 { [%eval -1.27] [%clk 0:01:04] } 37. Kd3? { [%eval -2.9] } { Mistake. Rc2 was best. } { [%clk 1:18:46] } 37... e5 { [%eval -2.96] [%clk 0:00:50] } 38. dxe5+ { [%eval -3.0] [%clk 1:19:02] } 38... Bxe5 { [%eval -2.69] [%clk 0:01:18] } 39. Rc2 { [%eval -3.18] [%clk 1:19:19] } 39... Bf6? { [%eval -1.76] } { Mistake. Ke6 was best. } { [%clk 0:01:16] } 40. Rc1 { [%eval -2.87] [%clk 1:19:43] } 40... Ke6? { [%eval -1.27] } { Mistake. Be5 was best. } { [%clk 0:01:29] } 41. Rc2?? { [%eval -3.25] } { Blunder. Kc2 was best. } { [%clk 1:17:47] } 41... Kf5 { [%eval -3.3] [%clk 0:01:05] } 42. Rc1 { [%eval -3.3] [%clk 1:18:04] } 42... Kf4?? { [%eval -0.28] } { Blunder. Be5 was best. } { [%clk 0:00:58] } 43. c4 { [%eval -0.28] [%clk 1:18:15] } 43... Nxb4+ { [%eval -0.11] [%clk 0:01:21] } 44. Kd2 { [%eval 0.0] [%clk 1:18:37] } 44... Na2 { [%eval -0.29] [%clk 0:00:47] } 45. Rc2 { [%eval -0.13] [%clk 1:19:00] } 45... Nb4 { [%eval 0.0] [%clk 0:01:03] } 46. Rc1 { [%eval -0.15] [%clk 1:19:05] } 46... Bd4 { [%eval 0.0] [%clk 0:00:34] } 47. Rb1 { [%eval 0.0] [%clk 1:19:02] } 47... Bc5 { [%eval 0.0] [%clk 0:00:34] } 48. cxb5 { [%eval 0.0] [%clk 1:19:13] } 48... cxb5 { [%eval 0.0] [%clk 0:01:02] } 49. Kc3 { [%eval 0.0] [%clk 1:19:13] } 49... Nd5+ { [%eval 0.0] [%clk 0:01:10] } 50. Kd3 { [%eval 0.0] [%clk 1:19:38] } 50... Nb4+ { [%eval 0.0] [%clk 0:01:00] } 51. Kc3 { [%eval 0.0] [%clk 1:20:03] } 51... Nd5+ { [%eval 0.0] [%clk 0:00:36] } 52. Kd3 { [%eval 0.0] [%clk 1:20:28] } 52... Kxf3 { [%eval 0.15] [%clk 0:00:32] } 53. Rxb5 { [%eval 0.15] [%clk 1:20:52] } 53... Nf4+ { [%eval 0.12] [%clk 0:01:00] } 54. Kc4 { [%eval 0.14] [%clk 1:21:12] } 54... Be3 { [%eval 0.16] [%clk 0:00:40] } 55. Rf5 { [%eval 0.14] [%clk 1:21:34] } 55... Ke4 { [%eval 0.14] [%clk 0:01:07] } 56. Rxf4+ { [%eval 0.0] [%clk 1:21:57] } 56... Bxf4 { [%eval 0.0] [%clk 0:01:05] } 1/2-1/2