Event: Round 8: Cowan, Xavier - Rich, Aaron
Site: https://lichess.org/broadcast/2025-british-chess-championships--major-open/round-8/Br0T15VA/elc5sD5l
White: Cowan, Xavier
WhiteElo: 1854
Black: Rich, Aaron
BlackElo: 1944
Result: 0-1
ECO: A50
Opening: Mexican Defense
Variant: Standard

1. d4 { [%eval 0.17] [%clk 1:30:57] } 1... Nf6 { [%eval 0.19] [%clk 1:30:59] } 2. c4 { [%eval 0.18] [%clk 1:31:10] } 2... Nc6 { [%eval 0.43] [%clk 1:31:22] } 3. Nc3 { [%eval 0.37] [%clk 1:30:51] } 3... e5 { [%eval 0.75] [%clk 1:31:40] } 4. e3?! { [%eval -0.1] } { Inaccuracy. d5 was best. } { [%clk 1:29:35] } 4... Bb4 { [%eval 0.0] [%clk 1:31:40] } 5. Nf3 { [%eval -0.07] [%clk 1:15:38] } 5... Bxc3+ { [%eval 0.0] [%clk 1:31:31] } 6. bxc3 { [%eval -0.1] [%clk 1:15:57] } 6... d6 { [%eval -0.1] [%clk 1:31:36] } 7. dxe5 { [%eval -0.44] [%clk 1:08:41] } 7... dxe5 { [%eval -0.24] [%clk 1:31:22] } 8. Qxd8+ { [%eval -0.23] [%clk 1:08:23] } 8... Kxd8 { [%eval -0.15] [%clk 1:31:24] } 9. Ba3 { [%eval -0.23] [%clk 1:08:45] } 9... h6 { [%eval -0.06] [%clk 1:28:27] } 10. Rd1+ { [%eval -0.06] [%clk 0:51:57] } 10... Ke8 { [%eval 0.0] [%clk 1:26:55] } 11. Rb1 { [%eval -0.14] [%clk 0:47:52] } 11... Ne4 { [%eval -0.14] [%clk 1:17:46] } 12. Bd3 { [%eval -0.2] [%clk 0:45:21] } 12... Nxc3 { [%eval -0.22] [%clk 1:10:54] } 13. Rb3 { [%eval -0.18] [%clk 0:45:10] } 13... e4 { [%eval -0.27] [%clk 0:49:24] } 14. Rxc3 { [%eval -0.24] [%clk 0:23:19] } 14... exd3 { [%eval -0.26] [%clk 0:47:25] } 15. Rxd3 { [%eval -0.41] [%clk 0:22:21] } 15... Be6 { [%eval -0.41] [%clk 0:46:19] } 16. Rc3 { [%eval -0.32] [%clk 0:18:38] } 16... Rd8 { [%eval -0.32] [%clk 0:42:18] } 17. O-O { [%eval -0.34] [%clk 0:18:55] } 17... g5 { [%eval -0.07] [%clk 0:41:42] } 18. Rcc1 { [%eval -0.41] [%clk 0:15:06] } 18... Rg8 { [%eval -0.42] [%clk 0:39:08] } 19. Bb2 { [%eval -0.52] [%clk 0:13:49] } 19... Ke7 { [%eval 0.0] [%clk 0:27:19] } 20. Nd4 { [%eval -0.01] [%clk 0:12:28] } 20... Nb4 { [%eval 0.0] [%clk 0:20:13] } 21. Rfd1 { [%eval -0.05] [%clk 0:03:41] } 21... c5 { [%eval -0.08] [%clk 0:13:35] } 22. a3 { [%eval -0.36] [%clk 0:03:23] } 22... cxd4 { [%eval -0.4] [%clk 0:10:25] } 23. axb4 { [%eval -0.31] [%clk 0:03:46] } 23... dxe3 { [%eval -0.22] [%clk 0:10:45] } 24. Rxd8 { [%eval -0.41] [%clk 0:02:23] } 24... exf2+ { [%eval -0.28] [%clk 0:11:07] } 25. Kxf2 { [%eval -0.37] [%clk 0:02:47] } 25... Rxd8 { [%eval -0.32] [%clk 0:11:31] } 26. Ke3 { [%eval -0.37] [%clk 0:02:46] } 26... a6 { [%eval -0.2] [%clk 0:09:44] } 27. b5 { [%eval -0.34] [%clk 0:01:04] } 27... axb5 { [%eval -0.12] [%clk 0:05:15] } 28. cxb5 { [%eval -0.24] [%clk 0:01:29] } 28... Re8 { [%eval -0.15] [%clk 0:05:16] } 29. g3 { [%eval -0.24] [%clk 0:00:40] } 29... Bd7 { [%eval 0.0] [%clk 0:04:26] } 30. b6 { [%eval -0.28] [%clk 0:00:55] } 30... Bc6 { [%eval -0.16] [%clk 0:03:23] } 31. h4 { [%eval -0.55] [%clk 0:00:37] } 31... Kd6+ { [%eval -0.16] [%clk 0:03:18] } 32. Kf2 { [%eval -0.38] [%clk 0:00:42] } 32... gxh4 { [%eval -0.36] [%clk 0:01:43] } 33. gxh4 { [%eval -0.23] [%clk 0:01:08] } 33... Re4 { [%eval 0.0] [%clk 0:01:39] } 34. Kg3?? { [%eval -1.81] } { Blunder. Ba3+ was best. } { [%clk 0:00:43] } 34... h5 { [%eval -2.02] [%clk 0:01:42] } 35. Ba3+ { [%eval -2.65] [%clk 0:00:34] } 35... Kd7 { [%eval -2.25] [%clk 0:01:24] } 36. Bc5 { [%eval -2.47] [%clk 0:00:33] } 36... Rg4+ { [%eval -2.59] [%clk 0:01:17] } 37. Kh3 { [%eval -2.97] [%clk 0:00:56] } 37... Bg2+ { [%eval -2.96] [%clk 0:01:31] } 38. Kh2 { [%eval -2.81] [%clk 0:01:21] } 38... Bd5 { [%eval -2.73] [%clk 0:01:52] } 39. Kh3 { [%eval -2.66] [%clk 0:01:00] } 39... Be6 { [%eval -2.88] [%clk 0:02:14] } 40. Rd1+?? { [%eval -7.81] } { Blunder. Kh2 was best. } { [%clk 0:00:47] } 40... Rd4+ { [%eval -7.61] [%clk 0:02:08] } 0-1