Event: 2023 U.S. Senior Chess Championship
Site: Saint Louis, United States
Date: 2023-07-17
White: Kaidanov, Gregory
WhiteElo: 2563
Black: Akopian, Vladimir
BlackElo: 2612
Result: 0-1
ECO: B12
Opening: Caro-Kann Defense: Advance Variation
Variant: Standard

1. e4 { [%eval 0.36] [%clk 1:30:54] } 1... c6 { [%eval 0.37] [%clk 1:30:30] } 2. d4 { [%eval 0.41] [%clk 1:31:18] } 2... d5 { [%eval 0.28] [%clk 1:30:56] } 3. e5 { [%eval 0.28] [%clk 1:31:43] } 3... Bf5 { [%eval 0.5] [%clk 1:29:21] } 4. c4 { [%eval 0.07] [%clk 1:30:25] } 4... e6 { [%eval 0.21] [%clk 1:28:16] } 5. Nc3 { [%eval 0.18] [%clk 1:30:49] } 5... Ne7 { [%eval 0.12] [%clk 1:26:39] } 6. Nge2 { [%eval 0.0] [%clk 1:27:30] } 6... dxc4 { [%eval -0.02] [%clk 1:05:10] } 7. Nf4?! { [%eval -0.66] } { Inaccuracy. Ng3 was best. } { [%clk 1:25:44] } 7... c5 { [%eval -0.45] [%clk 0:54:20] } 8. d5 { [%eval -0.55] [%clk 1:25:11] } 8... Nxd5 { [%eval -0.66] [%clk 0:50:57] } 9. Nfxd5 { [%eval -0.53] [%clk 1:25:07] } 9... exd5 { [%eval -0.68] [%clk 0:51:22] } 10. Nxd5 { [%eval -0.78] [%clk 1:18:01] } 10... Bd3 { [%eval -0.31] [%clk 0:47:05] } 11. Qf3 { [%eval -0.29] [%clk 1:09:03] } 11... Nc6 { [%eval -0.39] [%clk 0:38:07] } 12. Bxd3 { [%eval -0.24] [%clk 1:07:39] } 12... cxd3 { [%eval 0.18] [%clk 0:30:27] } 13. Qxd3 { [%eval 0.0] [%clk 1:05:46] } 13... Qd7 { [%eval 0.12] [%clk 0:28:55] } 14. Bg5 { [%eval 0.11] [%clk 0:58:41] } 14... Be7 { [%eval 0.08] [%clk 0:23:17] } 15. Bxe7 { [%eval -0.17] [%clk 0:55:23] } 15... Nxe7 { [%eval -0.26] [%clk 0:23:30] } 16. O-O-O { [%eval -0.22] [%clk 0:55:00] } 16... Rd8 { [%eval -0.18] [%clk 0:18:43] } 17. Nf4 { [%eval -0.18] [%clk 0:54:11] } 17... Qxd3 { [%eval -0.29] [%clk 0:19:09] } 18. Rxd3 { [%eval -0.27] [%clk 0:53:35] } 18... Rxd3 { [%eval -0.13] [%clk 0:19:24] } 19. Nxd3 { [%eval -0.26] [%clk 0:54:00] } 19... b6 { [%eval -0.28] [%clk 0:19:35] } 20. Nf4 { [%eval -0.45] [%clk 0:46:47] } 20... Nc6 { [%eval -0.46] [%clk 0:16:05] } 21. Nd5 { [%eval -0.47] [%clk 0:37:05] } 21... Kd7 { [%eval -0.55] [%clk 0:16:02] } 22. Rd1 { [%eval -0.59] [%clk 0:34:03] } 22... Ke6?! { [%eval 0.13] } { Inaccuracy. Nd4 was best. } { [%clk 0:14:54] } 23. f4?! { [%eval -0.72] } { Inaccuracy. Nxb6 was best. } { [%clk 0:30:34] } 23... Rd8 { [%eval -0.48] [%clk 0:11:53] } 24. Nc3? { [%eval -1.65] } { Mistake. Nc7+ was best. } { [%clk 0:28:50] } 24... Rxd1+ { [%eval -1.67] [%clk 0:12:03] } 25. Kxd1 { [%eval -1.7] [%clk 0:29:10] } 25... Kf5 { [%eval -1.65] [%clk 0:12:13] } 26. g3 { [%eval -1.52] [%clk 0:29:00] } 26... g5 { [%eval -1.75] [%clk 0:12:27] } 27. fxg5 { [%eval -1.61] [%clk 0:25:17] } 27... Kxg5 { [%eval -1.55] [%clk 0:12:42] } 28. Ne4+ { [%eval -1.58] [%clk 0:23:01] } 28... Kf5 { [%eval -1.73] [%clk 0:12:39] } 29. Nd6+ { [%eval -1.69] [%clk 0:22:47] } 29... Ke6 { [%eval -1.84] [%clk 0:13:01] } 30. Ne4 { [%eval -1.95] [%clk 0:22:50] } 30... h6 { [%eval -1.68] [%clk 0:09:43] } 31. Ke2?! { [%eval -2.3] } { Inaccuracy. Nd6 was best. } { [%clk 0:23:06] } 31... Kxe5 { [%eval -2.32] [%clk 0:10:08] } 32. Ke3 { [%eval -2.5] [%clk 0:23:12] } 32... Nb4 { [%eval -2.68] [%clk 0:10:03] } 33. a3 { [%eval -2.59] [%clk 0:23:34] } 33... Nc2+ { [%eval -2.6] [%clk 0:06:50] } 34. Kf3 { [%eval -2.58] [%clk 0:23:59] } 34... Ne1+ { [%eval -2.53] [%clk 0:07:06] } 35. Ke3 { [%eval -2.57] [%clk 0:24:25] } 35... Ng2+ { [%eval -2.61] [%clk 0:07:19] } 36. Kf3 { [%eval -2.4] [%clk 0:24:49] } 36... Ne1+ { [%eval -2.56] [%clk 0:07:45] } 37. Ke3 { [%eval -2.45] [%clk 0:25:16] } 37... Nc2+ { [%eval -2.55] [%clk 0:08:05] } 38. Kf3 { [%eval -2.69] [%clk 0:25:41] } 38... Nd4+ { [%eval -2.16] [%clk 0:07:29] } 39. Ke3 { [%eval -2.59] [%clk 0:26:06] } 39... Nf5+ { [%eval -2.41] [%clk 0:06:33] } 40. Kf3 { [%eval -2.52] [%clk 0:26:29] } 40... Nd6 { [%eval -2.39] [%clk 0:06:07] } 41. Nd2? { [%eval -3.93] } { Mistake. Nf2 was best. } { [%clk 0:21:30] } 41... Kd4 { [%eval -3.85] [%clk 0:01:20] } 42. Kg4?! { [%eval -4.87] } { Inaccuracy. Kf4 was best. } { [%clk 0:19:53] } 42... Kd3 { [%eval -4.37] [%clk 0:12:44] } 43. Nf3 { [%eval -4.74] [%clk 0:48:54] } 43... Kc2 { [%eval -4.54] [%clk 0:13:10] } 44. Kh5 { [%eval -4.81] [%clk 0:49:10] } 44... Kxb2 { [%eval -5.05] [%clk 0:13:22] } 45. Kxh6 { [%eval -5.32] [%clk 0:49:33] } 45... c4 { [%eval -5.29] [%clk 0:10:47] } 46. g4 { [%eval -5.49] [%clk 0:48:39] } 46... c3 { [%eval -5.87] [%clk 0:11:08] } 47. h4?! { [%eval -9.69] } { Inaccuracy. Nd4 was best. } { [%clk 0:48:19] } 47... c2 { [%eval -9.65] [%clk 0:11:29] } 0-1