Event: U.S. Senior Championship
Site: Saint Louis, United States
Date: 2021-07-24
White: Kaidanov, Gregory
WhiteElo: 2547
Black: Yermolinsky, Alex
BlackElo: 2478
Result: 0-1
ECO: D10
Opening: Slav Defense
Variant: Standard

1. d4 { [%eval 0.0] [%clk 1:30:56] } 1... d5 { [%eval 0.23] [%clk 1:30:10] } 2. c4 { [%eval 0.0] [%clk 1:31:12] } 2... c6 { [%eval 0.24] [%clk 1:29:41] } 3. Nc3 { [%eval 0.16] [%clk 1:29:21] } 3... Nf6 { [%eval 0.13] [%clk 1:29:05] } 4. e3 { [%eval 0.0] [%clk 1:27:39] } 4... g6 { [%eval 0.42] [%clk 1:26:04] } 5. Nf3 { [%eval 0.47] [%clk 1:27:30] } 5... Bg7 { [%eval 0.28] [%clk 1:26:28] } 6. Be2 { [%eval 0.16] [%clk 1:27:42] } 6... O-O { [%eval 0.4] [%clk 1:26:47] } 7. O-O { [%eval 0.38] [%clk 1:28:04] } 7... b6 { [%eval 0.33] [%clk 1:23:58] } 8. b3 { [%eval 0.55] [%clk 1:26:27] } 8... e6 { [%eval 0.5] [%clk 1:18:32] } 9. a4 { [%eval 0.35] [%clk 1:18:05] } 9... Bb7 { [%eval 0.23] [%clk 1:16:58] } 10. Ba3 { [%eval 0.32] [%clk 1:10:10] } 10... Re8 { [%eval 0.3] [%clk 1:17:17] } 11. b4 { [%eval 0.17] [%clk 1:05:24] } 11... Nbd7 { [%eval 0.28] [%clk 1:12:12] } 12. Qb3 { [%eval 0.21] [%clk 1:02:09] } 12... Rb8 { [%eval 0.56] [%clk 0:51:21] } 13. Rac1 { [%eval 0.52] [%clk 1:00:11] } 13... Ne4 { [%eval 0.79] [%clk 0:36:26] } 14. Rfd1 { [%eval 0.98] [%clk 0:55:46] } 14... Nxc3 { [%eval 0.88] [%clk 0:25:11] } 15. Rxc3 { [%eval 0.68] [%clk 0:55:51] } 15... c5 { [%eval 0.47] [%clk 0:24:35] } 16. Qc2?! { [%eval -0.04] } { Inaccuracy. cxd5 was best. } { [%clk 0:36:49] } 16... cxd4?! { [%eval 0.94] } { Inaccuracy. cxb4 was best. } { [%clk 0:24:21] } 17. Nxd4 { [%eval 0.71] [%clk 0:34:41] } 17... dxc4 { [%eval 0.87] [%clk 0:20:01] } 18. b5 { [%eval 0.98] [%clk 0:31:11] } 18... Qg5 { [%eval 0.93] [%clk 0:18:13] } 19. Nc6?! { [%eval 0.0] } { Inaccuracy. g3 was best. } { [%clk 0:24:06] } 19... Bxc3 { [%eval 0.01] [%clk 0:17:16] } 20. Rxd7 { [%eval -0.55] [%clk 0:21:50] } 20... Bxc6 { [%eval 0.0] [%clk 0:15:47] } 21. bxc6 { [%eval 0.1] [%clk 0:22:12] } 21... Qa5 { [%eval 0.0] [%clk 0:16:12] } 22. c7 { [%eval 0.28] [%clk 0:12:56] } 22... Rbc8 { [%eval 0.16] [%clk 0:16:37] } 23. Bxc4? { [%eval -1.01] } { Mistake. Bd6 was best. } { [%clk 0:13:17] } 23... b5?! { [%eval -0.11] } { Inaccuracy. Be5 was best. } { [%clk 0:14:24] } 24. Bxb5 { [%eval -0.25] [%clk 0:12:43] } 24... a6 { [%eval -0.11] [%clk 0:14:46] } 25. Bc6?? { [%eval -2.46] } { Blunder. Qe4 was best. } { [%clk 0:08:37] } 25... Bb2?? { [%eval 0.0] } { Blunder. Be5 was best. } { [%clk 0:15:03] } 26. Rd1?? { [%eval -4.1] } { Blunder. g3 was best. } { [%clk 0:01:10] } 26... Qxc7 { [%eval -4.29] [%clk 0:12:50] } 27. Qxb2 { [%eval -4.34] [%clk 0:00:48] } 27... Qxc6 { [%eval -4.35] [%clk 0:13:15] } 28. h4 { [%eval -4.94] [%clk 0:00:40] } 28... Qxa4 { [%eval -4.95] [%clk 0:12:41] } 29. Rd4 { [%eval -4.96] [%clk 0:00:52] } 29... Rc4 { [%eval -5.33] [%clk 0:09:44] } 30. Rd2 { [%eval -5.68] [%clk 0:00:46] } 30... Rxh4 { [%eval -5.7] [%clk 0:09:01] } 31. Bd6 { [%eval -5.8] [%clk 0:00:48] } 31... e5 { [%eval -5.84] [%clk 0:08:07] } 32. g3 { [%eval -6.77] [%clk 0:00:50] } 32... Rh5 { [%eval -6.74] [%clk 0:08:18] } 33. Bc7 { [%eval -140.94] [%clk 0:00:34] } 33... Qc6 { [%eval -71.86] [%clk 0:08:07] } 0-1