Event: Tournament
Date: 2021-10-15
White: Dreev, Aleksey
Black: Kovalenko, Sergey
Result: 1/2-1/2
ECO: A43
Opening: Benoni Defense: Old Benoni
Variant: Standard

1. d4 { [%eval 0.0] [%clk 0:15:20] } 1... c5?! { [%eval 0.66] } { Inaccuracy. e6 was best. } { [%clk 0:15:20] } 2. d5 { [%eval 0.72] [%clk 0:15:19] } 2... g6 { [%eval 1.01] [%clk 0:15:26] } 3. e4 { [%eval 0.96] [%clk 0:15:19] } 3... Bg7 { [%eval 0.99] [%clk 0:15:34] } 4. c4 { [%eval 0.79] [%clk 0:15:21] } 4... b5?! { [%eval 1.72] } { Inaccuracy. d6 was best. } { [%clk 0:15:20] } 5. cxb5 { [%eval 1.63] [%clk 0:15:19] } 5... a6 { [%eval 1.62] [%clk 0:15:32] } 6. a4 { [%eval 1.54] [%clk 0:14:49] } 6... d6 { [%eval 1.61] [%clk 0:15:31] } 7. Nc3 { [%eval 1.77] [%clk 0:14:38] } 7... Nf6 { [%eval 1.71] [%clk 0:15:38] } 8. Nf3 { [%eval 1.66] [%clk 0:14:22] } 8... O-O { [%eval 1.53] [%clk 0:15:50] } 9. h3 { [%eval 1.56] [%clk 0:13:31] } 9... e6 { [%eval 1.79] [%clk 0:15:36] } 10. dxe6 { [%eval 1.59] [%clk 0:12:39] } 10... fxe6?! { [%eval 2.28] } { Inaccuracy. Bxe6 was best. } { [%clk 0:15:26] } 11. e5 { [%eval 2.22] [%clk 0:11:37] } 11... dxe5 { [%eval 2.39] [%clk 0:15:30] } 12. Qxd8 { [%eval 2.02] [%clk 0:11:42] } 12... Rxd8 { [%eval 2.21] [%clk 0:15:40] } 13. Bg5? { [%eval 0.94] } { Mistake. Be3 was best. } { [%clk 0:11:52] } 13... Bb7 { [%eval 1.44] [%clk 0:15:26] } 14. Bc4 { [%eval 1.79] [%clk 0:11:38] } 14... h6 { [%eval 2.04] [%clk 0:14:33] } 15. Bxe6+ { [%eval 1.92] [%clk 0:11:43] } 15... Kh7 { [%eval 2.1] [%clk 0:14:44] } 16. Be3?! { [%eval 1.08] } { Inaccuracy. Bxf6 was best. } { [%clk 0:11:25] } 16... axb5 { [%eval 1.23] [%clk 0:14:48] } 17. Nxb5 { [%eval 1.19] [%clk 0:11:25] } 17... e4?! { [%eval 1.97] } { Inaccuracy. Na6 was best. } { [%clk 0:14:00] } 18. Nd2 { [%eval 1.64] [%clk 0:11:32] } 18... Nd5? { [%eval 3.4] } { Mistake. Na6 was best. } { [%clk 0:14:03] } 19. Bxd5 { [%eval 3.12] [%clk 0:11:32] } 19... Bxd5 { [%eval 3.55] [%clk 0:14:06] } 20. Nc7 { [%eval 3.15] [%clk 0:11:11] } 20... Ra7 { [%eval 2.87] [%clk 0:13:41] } 21. Nxd5 { [%eval 2.74] [%clk 0:11:15] } 21... Rxd5 { [%eval 2.81] [%clk 0:13:48] } 22. Nxe4 { [%eval 2.97] [%clk 0:10:44] } 22... Nc6 { [%eval 2.69] [%clk 0:13:26] } 23. Bxc5 { [%eval 3.5] [%clk 0:09:52] } 23... Ra5 { [%eval 3.14] [%clk 0:12:12] } 24. O-O { [%eval 2.58] [%clk 0:08:36] } 24... Bxb2 { [%eval 3.26] [%clk 0:11:45] } 25. Rab1 { [%eval 3.56] [%clk 0:08:26] } 25... Be5 { [%eval 4.33] [%clk 0:11:20] } 26. Rb7+ { [%eval 4.17] [%clk 0:07:18] } 26... Kg8 { [%eval 4.03] [%clk 0:11:32] } 27. Be3?? { [%eval 0.86] } { Blunder. f4 was best. } { [%clk 0:04:09] } 27... Rxa4 { [%eval 0.64] [%clk 0:11:19] } 28. f3 { [%eval 0.8] [%clk 0:04:21] } 28... Nd8 { [%eval 0.8] [%clk 0:09:37] } 29. Rb6 { [%eval 0.63] [%clk 0:03:31] } 29... Kg7 { [%eval 0.7] [%clk 0:09:50] } 30. Rc1 { [%eval 0.67] [%clk 0:03:32] } 30... Rd3 { [%eval 0.66] [%clk 0:08:28] } 31. Bf2 { [%eval 0.62] [%clk 0:02:59] } 31... Ra2 { [%eval 0.79] [%clk 0:07:12] } 32. Kf1 { [%eval 0.66] [%clk 0:03:03] } 32... Bf4 { [%eval 0.8] [%clk 0:04:44] } 33. Re1 { [%eval 1.02] [%clk 0:02:53] } 33... Bc7 { [%eval 1.01] [%clk 0:04:38] } 34. Rb5 { [%eval 0.86] [%clk 0:02:46] } 34... g5?! { [%eval 1.79] } { Inaccuracy. Rd7 was best. } { [%clk 0:03:33] } 35. Nc5?? { [%eval 0.21] } { Blunder. h4 was best. } { [%clk 0:02:00] } 35... Rdd2 { [%eval 0.17] [%clk 0:03:36] } 36. Ne4 { [%eval 0.21] [%clk 0:02:01] } 36... Rdc2 { [%eval 0.35] [%clk 0:03:35] } 37. Bd4+ { [%eval 0.31] [%clk 0:01:16] } 37... Kg6 { [%eval 0.35] [%clk 0:03:44] } 38. Nc3 { [%eval 0.47] [%clk 0:01:08] } 38... Ra5 { [%eval 0.37] [%clk 0:02:51] } 39. Rbb1 { [%eval 0.4] [%clk 0:00:56] } 39... Kf5?? { [%eval 6.39] } { Blunder. Kf7 was best. } { [%clk 0:02:41] } 40. Rbc1?? { [%eval 0.27] } { Blunder. g4+ was best. } { [%clk 0:00:50] } 40... Rxc1 { [%eval 0.23] [%clk 0:02:48] } 41. Rxc1 { [%eval 0.29] [%clk 0:00:58] } 41... Ne6 { [%eval 0.29] [%clk 0:02:57] } 42. Bf2 { [%eval 0.18] [%clk 0:01:04] } 42... h5 { [%eval 0.12] [%clk 0:02:54] } 43. g3 { [%eval 0.02] [%clk 0:00:39] } 43... g4 { [%eval 0.28] [%clk 0:02:58] } 44. hxg4+ { [%eval 0.0] [%clk 0:00:45] } 44... hxg4 { [%eval 0.02] [%clk 0:03:10] } 45. f4 { [%eval 0.0] [%clk 0:00:53] } 45... Bd6 { [%eval 0.1] [%clk 0:02:01] } 46. Ne2 { [%eval 0.12] [%clk 0:00:54] } 46... Bc5 { [%eval 0.15] [%clk 0:02:05] } 47. Rc4 { [%eval 0.02] [%clk 0:00:39] } 47... Ra1+ { [%eval 0.0] [%clk 0:02:02] } 48. Kg2 { [%eval 0.0] [%clk 0:00:32] } 48... Ra2 { [%eval 0.01] [%clk 0:02:02] } 49. Kf1 { [%eval 0.0] [%clk 0:00:26] } 49... Ra1+ { [%eval 0.0] [%clk 0:02:14] } 50. Nc1 { [%eval 0.0] [%clk 0:00:21] } 50... Ba3 { [%eval 0.0] [%clk 0:01:52] } 51. Be3 { [%eval 0.0] [%clk 0:00:31] } 51... Nc5 { [%eval 0.0] [%clk 0:01:59] } 52. Kg2 { [%eval 0.0] [%clk 0:00:19] } 52... Ne4 { [%eval 0.0] [%clk 0:01:45] } 53. Rc2 { [%eval 0.0] [%clk 0:00:26] } 53... Bxc1 { [%eval 0.0] [%clk 0:01:43] } 54. Bxc1 { [%eval 0.0] [%clk 0:00:33] } 54... Rb1 { [%eval 0.0] [%clk 0:01:53] } 55. Be3 { [%eval 0.0] [%clk 0:00:37] } 55... Rb3 { [%eval 0.0] [%clk 0:01:59] } 56. Bf2 { [%eval 0.0] [%clk 0:00:43] } 56... Rd3 { [%eval 0.0] [%clk 0:02:05] } 57. Ra2 { [%eval 0.0] [%clk 0:00:34] } 57... Rd2 { [%eval 0.0] [%clk 0:02:13] } 1/2-1/2