Event: Round 1: Kolani, Arjun - Cowan, Xavier
Site: https://lichess.org/broadcast/2025-british-chess-championships--major-open/round-1/qqUzKzZA/SsyNB6Pw
White: Kolani, Arjun
WhiteElo: 2118
Black: Cowan, Xavier
BlackElo: 1854
Result: 1-0
ECO: B90
Opening: Sicilian Defense: Najdorf Variation
Variant: Standard

1. e4 { [%eval 0.18] [%clk 1:30:56] } 1... c5 { [%eval 0.25] [%clk 1:30:55] } 2. Nf3 { [%eval 0.2] [%clk 1:31:18] } 2... d6 { [%eval 0.31] [%clk 1:31:19] } 3. d4 { [%eval 0.22] [%clk 1:31:43] } 3... cxd4 { [%eval 0.19] [%clk 1:31:44] } 4. Nxd4 { [%eval 0.18] [%clk 1:32:06] } 4... Nf6 { [%eval 0.31] [%clk 1:32:06] } 5. Nc3 { [%eval 0.32] [%clk 1:32:29] } 5... a6 { [%eval 0.28] [%clk 1:32:30] } 6. f3 { [%eval 0.13] [%clk 1:32:53] } 6... e5 { [%eval 0.4] [%clk 1:32:51] } 7. Nb3 { [%eval 0.24] [%clk 1:33:18] } 7... Be6 { [%eval 0.19] [%clk 1:33:09] } 8. Be3 { [%eval 0.36] [%clk 1:33:43] } 8... Nbd7 { [%eval 0.35] [%clk 1:32:51] } 9. Qd2 { [%eval 0.41] [%clk 1:32:47] } 9... Be7 { [%eval 0.43] [%clk 1:31:14] } 10. g4 { [%eval 0.49] [%clk 1:21:04] } 10... b5 { [%eval 0.39] [%clk 1:20:06] } 11. g5 { [%eval 0.54] [%clk 1:15:32] } 11... b4 { [%eval 0.39] [%clk 1:17:42] } 12. Na4 { [%eval 0.14] [%clk 1:14:20] } 12... Nh5 { [%eval 0.02] [%clk 1:16:48] } 13. O-O-O { [%eval 0.0] [%clk 1:13:09] } 13... Qc7?! { [%eval 0.73] } { Inaccuracy. a5 was best. } { [%clk 0:59:26] } 14. Qxb4 { [%eval 0.69] [%clk 0:51:13] } 14... d5 { [%eval 0.72] [%clk 0:39:28] } 15. Qa5 { [%eval 0.69] [%clk 0:49:29] } 15... Qxa5 { [%eval 0.75] [%clk 0:35:01] } 16. Nxa5 { [%eval 0.77] [%clk 0:49:53] } 16... d4 { [%eval 0.74] [%clk 0:35:08] } 17. Bd2 { [%eval 0.72] [%clk 0:49:31] } 17... O-O? { [%eval 2.05] } { Mistake. Bxa2 was best. } { [%clk 0:23:52] } 18. b3? { [%eval 0.85] } { Mistake. Kb1 was best. } { [%clk 0:45:03] } 18... f5?! { [%eval 1.76] } { Inaccuracy. f6 was best. } { [%clk 0:11:19] } 19. Bd3?! { [%eval 1.16] } { Inaccuracy. exf5 was best. } { [%clk 0:34:15] } 19... Nc5?? { [%eval 3.32] } { Blunder. fxe4 was best. } { [%clk 0:05:46] } 20. Nxc5 { [%eval 3.22] [%clk 0:32:12] } 20... Bxc5 { [%eval 3.15] [%clk 0:06:11] } 21. Rde1?! { [%eval 2.35] } { Inaccuracy. Rhe1 was best. } { [%clk 0:31:38] } 21... Nf4 { [%eval 2.23] [%clk 0:04:42] } 22. Bc4 { [%eval 2.46] [%clk 0:27:22] } 22... d3 { [%eval 3.02] [%clk 0:02:43] } 23. Bxf4 { [%eval 3.09] [%clk 0:25:59] } 23... Bxc4 { [%eval 3.11] [%clk 0:03:11] } 24. Nxc4 { [%eval 2.97] [%clk 0:26:12] } 24... exf4 { [%eval 2.99] [%clk 0:03:32] } 25. cxd3 { [%eval 2.96] [%clk 0:25:58] } 25... Rac8 { [%eval 3.07] [%clk 0:02:01] } 26. Kb1 { [%eval 2.95] [%clk 0:25:04] } 26... Rfd8 { [%eval 3.22] [%clk 0:01:52] } 27. Rd1?! { [%eval 2.49] } { Inaccuracy. Kc2 was best. } { [%clk 0:25:01] } 27... Bd4 { [%eval 2.56] [%clk 0:00:46] } 28. Rhe1 { [%eval 2.53] [%clk 0:24:54] } 28... Bf2?! { [%eval 3.84] } { Inaccuracy. a5 was best. } { [%clk 0:00:38] } 29. Re2 { [%eval 3.71] [%clk 0:23:49] } 29... Bh4 { [%eval 3.89] [%clk 0:00:37] } 30. e5 { [%eval 3.94] [%clk 0:23:43] } 30... Bxg5 { [%eval 4.56] [%clk 0:00:54] } 31. d4 { [%eval 4.69] [%clk 0:23:52] } 31... Be7 { [%eval 4.8] [%clk 0:00:59] } 32. d5 { [%eval 4.86] [%clk 0:23:59] } 32... Bb4?! { [%eval 6.24] } { Inaccuracy. g5 was best. } { [%clk 0:00:39] } 33. d6 { [%eval 6.12] [%clk 0:23:10] } 33... a5 { [%eval 6.67] [%clk 0:00:34] } 34. e6 { [%eval 6.64] [%clk 0:23:25] } 1-0