Event: Round 3 lcc: Aleksey Sorokin - Chikwere Onyekwere
Site: https://lichess.org/study/w5EMt95Y/FqSPJDlv
Date: 2022-12-27
White: Aleksey Sorokin
WhiteTitle: GM
Black: Chikwere Onyekwere
Result: 1-0
ECO: D11
Opening: Slav Defense: Quiet Variation
Variant: Standard

1. d4 { [%eval 0.0] [%clk 1:30:57] } 1... d5 { [%eval 0.27] [%clk 1:09:58] } 2. c4 { [%eval 0.29] [%clk 1:31:17] } 2... c6 { [%eval 0.3] [%clk 1:10:15] } 3. Nf3 { [%eval 0.29] [%clk 1:31:31] } 3... Nf6 { [%eval 0.38] [%clk 1:10:22] } 4. e3 { [%eval 0.24] [%clk 1:31:52] } 4... e6 { [%eval 0.42] [%clk 1:10:22] } 5. Qc2 { [%eval 0.29] [%clk 1:31:58] } 5... Nbd7 { [%eval 0.38] [%clk 1:10:10] } 6. b3 { [%eval 0.23] [%clk 1:32:18] } 6... b6 { [%eval 0.24] [%clk 1:10:01] } 7. Bb2 { [%eval 0.25] [%clk 1:31:13] } 7... Bb7 { [%eval 0.33] [%clk 1:10:03] } 8. Bd3?! { [%eval -0.22] } { Inaccuracy. Nc3 was best. } { [%clk 1:31:25] } 8... Bd6 { [%eval 0.25] [%clk 1:09:59] } 9. O-O { [%eval 0.25] [%clk 1:30:06] } 9... O-O { [%eval 0.48] [%clk 1:10:14] } 10. Nbd2 { [%eval 0.2] [%clk 1:29:47] } 10... c5 { [%eval 0.26] [%clk 1:10:01] } 11. dxc5 { [%eval 0.25] [%clk 1:23:27] } 11... bxc5 { [%eval 0.56] [%clk 1:10:19] } 12. cxd5 { [%eval 0.33] [%clk 1:22:28] } 12... exd5 { [%eval 0.33] [%clk 1:10:47] } 13. Bxf6 { [%eval 0.26] [%clk 1:22:02] } 13... Nxf6 { [%eval 0.41] [%clk 1:11:04] } 14. e4 { [%eval 0.34] [%clk 1:22:15] } 14... dxe4 { [%eval 0.36] [%clk 1:08:20] } 15. Nxe4 { [%eval 0.15] [%clk 1:22:16] } 15... Nxe4 { [%eval 0.41] [%clk 1:08:48] } 16. Bxe4 { [%eval 0.3] [%clk 1:22:38] } 16... Bxe4 { [%eval 0.52] [%clk 1:09:16] } 17. Qxe4 { [%eval 0.42] [%clk 1:22:58] } 17... Qf6 { [%eval 0.59] [%clk 1:09:38] } 18. Rfe1 { [%eval 0.68] [%clk 1:20:56] } 18... g6 { [%eval 0.57] [%clk 1:05:11] } 19. Rad1 { [%eval 0.51] [%clk 1:19:31] } 19... Rad8 { [%eval 0.69] [%clk 1:04:16] } 20. g3 { [%eval 0.43] [%clk 1:15:54] } 20... Bc7 { [%eval 0.69] [%clk 1:00:49] } 21. Kg2 { [%eval 0.46] [%clk 1:15:57] } 21... Kg7 { [%eval 0.5] [%clk 0:56:53] } 22. Qc4 { [%eval 0.39] [%clk 1:13:38] } 22... Bb6 { [%eval 0.29] [%clk 0:42:18] } 23. h4 { [%eval 0.25] [%clk 1:12:37] } 23... Rxd1 { [%eval 0.26] [%clk 0:38:52] } 24. Rxd1 { [%eval 0.26] [%clk 1:13:01] } 24... Rd8 { [%eval 0.41] [%clk 0:38:46] } 25. Re1 { [%eval 0.3] [%clk 1:12:41] } 25... h6 { [%eval 0.84] [%clk 0:33:08] } 26. Re4 { [%eval 0.6] [%clk 1:10:55] } 26... Qd6 { [%eval 0.4] [%clk 0:31:04] } 27. Qc3+ { [%eval 0.5] [%clk 1:06:54] } 27... Qf6 { [%eval 0.68] [%clk 0:28:06] } 28. Qxf6+ { [%eval 0.15] [%clk 1:05:37] } 28... Kxf6 { [%eval 0.29] [%clk 0:28:35] } 29. g4 { [%eval 0.11] [%clk 1:05:53] } 29... Rd5 { [%eval 0.08] [%clk 0:21:40] } 30. Kf1 { [%eval 0.04] [%clk 1:03:31] } 30... Rd1+ { [%eval 0.18] [%clk 0:19:52] } 31. Kg2 { [%eval 0.01] [%clk 1:01:53] } 31... Rd5 { [%eval 0.0] [%clk 0:20:21] } 32. Re2 { [%eval 0.0] [%clk 1:01:11] } 32... Rd7 { [%eval 0.08] [%clk 0:13:36] } 33. Re8 { [%eval 0.0] [%clk 0:57:27] } 33... Rd5 { [%eval 0.0] [%clk 0:13:00] } 34. g5+ { [%eval 0.0] [%clk 0:50:37] } 34... hxg5 { [%eval 0.12] [%clk 0:12:26] } 35. hxg5+ { [%eval 0.0] [%clk 0:51:05] } 35... Kf5 { [%eval 0.16] [%clk 0:10:54] } 36. Re7 { [%eval 0.04] [%clk 0:49:49] } 36... Kg4 { [%eval 0.31] [%clk 0:10:11] } 37. Rxf7 { [%eval 0.25] [%clk 0:41:57] } 37... Rf5 { [%eval 0.21] [%clk 0:10:40] } 38. Rf6 { [%eval 0.2] [%clk 0:40:48] } 38... Bd8 { [%eval 0.35] [%clk 0:10:10] } 39. Rd6 { [%eval 0.16] [%clk 0:40:37] } 39... Rxf3 { [%eval 0.19] [%clk 0:01:11] } 40. Rxd8 { [%eval 0.15] [%clk 0:41:00] } 40... Rc3 { [%eval 0.29] [%clk 0:01:21] } 41. Rd7 { [%eval 0.49] [%clk 0:39:03] } 41... Kxg5 { [%eval 0.58] [%clk 0:00:58] } 42. Rxa7 { [%eval 0.39] [%clk 0:39:26] } 42... Kf6 { [%eval 0.37] [%clk 0:30:09] } 43. Ra4 { [%eval 0.2] [%clk 1:08:11] } 43... Rc2 { [%eval 0.16] [%clk 0:29:53] } 44. Kf3 { [%eval 0.13] [%clk 1:08:02] } 44... Kf5 { [%eval 0.32] [%clk 0:25:53] } 45. Ra5 { [%eval 0.42] [%clk 1:05:42] } 45... Rc3+ { [%eval 0.48] [%clk 0:21:27] } 46. Ke2 { [%eval 0.42] [%clk 1:05:48] } 46... Ke6? { [%eval 1.62] } { Mistake. Ke4 was best. } { [%clk 0:21:42] } 47. Kd2 { [%eval 1.18] [%clk 1:05:00] } 47... Rf3 { [%eval 1.25] [%clk 0:21:56] } 48. Ke1 { [%eval 1.16] [%clk 1:05:15] } 48... Rc3 { [%eval 1.23] [%clk 0:22:14] } 49. Kd1 { [%eval 1.15] [%clk 1:02:48] } 49... g5 { [%eval 1.3] [%clk 0:21:11] } 50. Ra4?! { [%eval 0.71] } { Inaccuracy. Ra6+ was best. } { [%clk 1:02:29] } 50... Rf3?! { [%eval 1.48] } { Inaccuracy. Rh3 was best. } { [%clk 0:18:26] } 51. Ke2 { [%eval 1.29] [%clk 1:02:52] } 51... Rf8 { [%eval 1.42] [%clk 0:18:28] } 52. Rg4 { [%eval 1.5] [%clk 1:02:25] } 52... Rf5 { [%eval 1.29] [%clk 0:15:28] } 53. a4 { [%eval 1.28] [%clk 1:01:42] } 53... Kd5 { [%eval 1.57] [%clk 0:15:27] } 54. a5? { [%eval 0.04] } { Mistake. Kf1 was best. } { [%clk 1:00:45] } 54... Kc6 { [%eval 0.16] } 55. Ra4 { [%eval 0.0] [%clk 0:59:56] } 55... Rf7 { [%eval 0.0] [%clk 0:14:32] } 56. a6 { [%eval 0.0] [%clk 0:58:57] } 56... Kb6 { [%eval 0.1] [%clk 0:14:45] } 57. Ke3 { [%eval 0.05] [%clk 0:58:21] } 57... Ra7 { [%eval 0.28] [%clk 0:13:34] } 58. Ke4 { [%eval 0.04] [%clk 0:57:56] } 58... Rxa6?? { [%eval 13.48] } { Blunder. Rf7 was best. } { [%clk 0:13:38] } 59. Kd5 { [%eval 12.46] [%clk 0:57:51] } 59... Rxa4 { [%eval 12.55] [%clk 0:12:43] } 60. bxa4 { [%eval 12.89] [%clk 0:58:18] } 60... g4 { [%eval 12.77] [%clk 0:12:29] } 61. Kc4 { [%eval 12.45] [%clk 0:58:26] } 61... Ka5 { [%eval 12.57] [%clk 0:04:29] } 62. Kxc5 { [%eval 12.53] [%clk 0:58:46] } 62... Kxa4 { [%eval 12.65] [%clk 0:04:50] } 63. Kd4 { [%eval 12.56] [%clk 0:59:10] } 63... Kb5 { [%eval 12.5] [%clk 0:05:03] } 64. Ke4 { [%eval 13.07] [%clk 0:59:34] } 64... Kc5 { [%eval 12.59] [%clk 0:01:13] } 65. Kf4 { [%eval 12.39] [%clk 0:59:52] } 65... Kd6 { [%eval 14.13] [%clk 0:01:12] } 66. Kxg4 { [%eval 14.36] [%clk 1:00:13] } 66... Ke5 { [%eval 21.07] [%clk 0:01:28] } 67. Kg5 { [%eval 16.34] [%clk 1:00:38] } 67... Ke6 { [%eval #40] [%clk 0:00:51] } 68. f4 { [%eval #42] [%clk 1:00:57] } 68... Kf7 { [%eval #30] [%clk 0:00:41] } 69. Kf5 { [%eval #24] [%clk 1:01:20] } 69... Kg7 { [%eval #18] [%clk 0:01:02] } 70. Ke4?? { [%eval 0.0] } { Lost forced checkmate sequence. Ke6 was best. } 1-0