Event: Round 5: Aleksandr OSTROVSKIY - Kassa KORLEY
Date: 2022-04-16
White: Aleksandr OSTROVSKIY
WhiteTitle: IM
Black: Kassa KORLEY
BlackTitle: IM
Result: 1/2-1/2
ECO: C43
Opening: Petrov's Defense: Modern Attack, Murrey Variation
Variant: Standard

1. e4 { [%eval 0.33] [%clk 1:28:23] } 1... e5 { [%eval 0.12] [%clk 1:30:56] } 2. Nf3 { [%eval 0.19] [%clk 1:28:20] } 2... Nf6 { [%eval 0.4] [%clk 1:31:20] } 3. d4 { [%eval 0.35] [%clk 1:25:32] } 3... Nxe4 { [%eval 0.34] [%clk 1:31:35] } 4. Bd3 { [%eval 0.32] [%clk 1:25:48] } 4... Nc6 { [%eval 0.37] [%clk 1:31:59] } 5. Nxe5 { [%eval 0.56] [%clk 1:24:06] } 5... Nxe5 { [%eval 0.31] [%clk 1:31:23] } 6. dxe5 { [%eval 0.5] [%clk 1:23:58] } 6... d5 { [%eval 0.68] [%clk 1:31:43] } 7. exd6 { [%eval 0.52] [%clk 1:19:08] } 7... Nc5 { [%eval 0.77] [%clk 1:32:00] } 8. dxc7 { [%eval 0.9] [%clk 1:17:34] } 8... Nxd3+ { [%eval 0.9] [%clk 1:32:26] } 9. cxd3 { [%eval 0.71] [%clk 1:12:06] } 9... Qxc7 { [%eval 0.84] [%clk 1:32:45] } 10. O-O { [%eval 0.92] [%clk 1:12:15] } 10... Be7 { [%eval 0.94] [%clk 1:31:38] } 11. Nc3 { [%eval 0.63] [%clk 1:11:51] } 11... O-O { [%eval 0.83] [%clk 1:28:49] } 12. Qf3 { [%eval 0.96] [%clk 1:04:21] } 12... Be6 { [%eval 1.39] [%clk 1:27:21] } 13. d4 { [%eval 1.3] [%clk 1:00:37] } 13... Bc4?! { [%eval 1.9] } { Inaccuracy. Qb6 was best. } { [%clk 1:22:36] } 14. Rd1 { [%eval 2.03] [%clk 0:59:22] } 14... Bd6 { [%eval 2.17] [%clk 1:20:45] } 15. h3 { [%eval 2.04] [%clk 0:58:16] } 15... Rfe8 { [%eval 2.2] [%clk 1:19:25] } 16. Be3 { [%eval 2.35] [%clk 0:56:04] } 16... Rac8 { [%eval 2.66] [%clk 1:14:47] } 17. Rac1 { [%eval 2.26] [%clk 0:51:13] } 17... Qd7 { [%eval 2.1] [%clk 1:13:52] } 18. d5 { [%eval 2.26] [%clk 0:39:15] } 18... b6 { [%eval 2.54] [%clk 1:11:54] } 19. Bf4 { [%eval 2.38] [%clk 0:22:03] } 19... Bb4? { [%eval 4.08] } { Mistake. Bf8 was best. } { [%clk 1:11:01] } 20. Qg3?! { [%eval 2.64] } { Inaccuracy. d6 was best. } { [%clk 0:20:35] } 20... f6 { [%eval 3.25] [%clk 1:05:23] } 21. d6 { [%eval 3.08] [%clk 0:16:12] } 21... Bxc3 { [%eval 3.0] [%clk 0:56:41] } 22. Rxc3 { [%eval 3.41] [%clk 0:16:19] } 22... Be6 { [%eval 2.9] [%clk 0:56:59] } 23. Rxc8 { [%eval 2.35] [%clk 0:06:10] } 23... Rxc8 { [%eval 2.35] [%clk 0:57:25] } 24. Re1 { [%eval 2.45] [%clk 0:06:32] } 24... Re8 { [%eval 2.62] [%clk 0:57:32] } 25. Rc1 { [%eval 2.43] [%clk 0:06:41] } 25... Rc8 { [%eval 2.62] [%clk 0:57:51] } 26. Re1 { [%eval 2.69] [%clk 0:07:08] } 26... Re8 { [%eval 2.56] [%clk 0:58:19] } 27. b3 { [%eval 2.45] [%clk 0:04:52] } 27... Kf7 { [%eval 2.55] [%clk 0:58:35] } 28. Qd3 { [%eval 2.63] [%clk 0:04:36] } 28... h6 { [%eval 2.47] [%clk 0:57:58] } 29. Bg3 { [%eval 2.38] [%clk 0:01:44] } 29... Rc8 { [%eval 2.4] [%clk 0:58:03] } 30. Kh2 { [%eval 2.25] [%clk 0:01:09] } 30... Rc5?! { [%eval 3.02] } { Inaccuracy. b5 was best. } { [%clk 0:58:27] } 31. b4 { [%eval 2.93] [%clk 0:00:57] } 31... Rc8 { [%eval 2.78] [%clk 0:58:31] } 32. Qe2 { [%eval 2.57] [%clk 0:01:16] } 32... Re8 { [%eval 2.65] [%clk 0:56:41] } 33. Qa6 { [%eval 2.06] [%clk 0:00:38] } 33... Rc8 { [%eval 2.41] [%clk 0:56:10] } 34. Qe2 { [%eval 2.28] [%clk 0:00:58] } 34... Re8 { [%eval 2.42] [%clk 0:56:36] } 35. Qa6 { [%eval 2.43] [%clk 0:01:14] } 35... Rc8 { [%eval 2.68] [%clk 0:57:04] } 36. Re3 { [%eval 2.29] [%clk 0:01:24] } 36... b5 { [%eval 2.63] [%clk 0:49:05] } 37. Ra3?! { [%eval 1.77] } { Inaccuracy. Qa3 was best. } { [%clk 0:01:24] } 37... Rc4 { [%eval 1.66] [%clk 0:49:20] } 38. Qxa7 { [%eval 1.62] [%clk 0:01:08] } 38... Rxb4 { [%eval 1.64] [%clk 0:49:43] } 39. Qb6 { [%eval 1.42] [%clk 0:00:34] } 39... Ra4 { [%eval 1.5] [%clk 0:49:29] } 40. Rc3 { [%eval 1.13] [%clk 0:00:48] } 40... Rc4 { [%eval 1.34] [%clk 0:49:26] } 41. Ra3 { [%eval 1.41] [%clk 0:01:10] } 41... Ra4 { [%eval 1.37] [%clk 0:49:52] } 42. Rc3 { [%eval 1.42] [%clk 0:01:39] } 42... Rc4 { [%eval 1.33] [%clk 0:50:19] } 43. Re3 { [%eval 1.6] [%clk 0:01:45] } 43... h5 { [%eval 1.91] [%clk 0:48:31] } 44. h4 { [%eval 2.0] [%clk 0:01:27] } 44... Ra4?! { [%eval 2.73] } { Inaccuracy. Rc2 was best. } { [%clk 0:43:59] } 45. Qc5 { [%eval 2.37] [%clk 0:00:37] } 45... Rxa2 { [%eval 2.66] [%clk 0:37:53] } 46. Qxh5+ { [%eval 2.54] [%clk 0:01:05] } 46... Kg8 { [%eval 2.47] [%clk 0:38:18] } 47. Rc3 { [%eval 1.98] [%clk 0:00:36] } 47... Ra7 { [%eval 2.14] [%clk 0:37:51] } 48. Qc5 { [%eval 2.06] [%clk 0:00:34] } 48... Ra4 { [%eval 2.03] [%clk 0:34:56] } 49. Qb6 { [%eval 2.18] [%clk 0:00:37] } 49... Rc4 { [%eval 2.43] [%clk 0:35:08] } 50. Ra3 { [%eval 2.5] [%clk 0:00:58] } 50... Ra4 { [%eval 2.19] [%clk 0:35:22] } 51. Rc3 { [%eval 2.38] [%clk 0:01:27] } 51... Rc4 { [%eval 2.18] [%clk 0:35:47] } 52. Ra3 { [%eval 2.07] [%clk 0:01:22] } 52... Ra4 { [%eval 2.12] [%clk 0:36:10] } 53. Qb8+?? { [%eval 0.38] } { Blunder. Re3 was best. } { [%clk 0:00:34] } 53... Kf7?! { [%eval 1.15] } { Inaccuracy. Qc8 was best. } { [%clk 0:31:36] } 54. Rc3 { [%eval 1.21] [%clk 0:00:51] } 54... Rc4 { [%eval 1.27] [%clk 0:32:00] } 55. Ra3 { [%eval 1.02] [%clk 0:01:15] } 55... Ra4 { [%eval 1.3] [%clk 0:32:26] } 56. Rc3 { [%eval 1.16] [%clk 0:00:35] } 56... Rc4 { [%eval 0.95] [%clk 0:32:51] } 1/2-1/2