Event: Round 4: Potter, John M - Dissanayake, Sathsara
Site: https://lichess.org/broadcast/2025-british-chess-championships--major-open/round-4/SyrHmm10/cTI1jZ0P
White: Potter, John M
WhiteElo: 2015
Black: Dissanayake, Sathsara
BlackElo: 1733
Result: 1-0
ECO: A05
Opening: King's Indian Attack: Wahls Defense
Variant: Standard

1. Nf3 { [%eval 0.1] [%clk 1:30:48] } 1... Nf6 { [%eval 0.18] [%clk 1:30:47] } 2. g3 { [%eval 0.11] [%clk 1:30:16] } 2... g6 { [%eval 0.21] [%clk 1:31:06] } 3. Bg2 { [%eval 0.13] [%clk 1:30:43] } 3... Bg7 { [%eval 0.23] [%clk 1:31:32] } 4. O-O { [%eval 0.16] [%clk 1:31:07] } 4... O-O { [%eval 0.21] [%clk 1:31:53] } 5. d3 { [%eval -0.08] [%clk 1:31:32] } 5... d5 { [%eval 0.0] [%clk 1:32:02] } 6. Nc3 { [%eval -0.16] [%clk 1:31:09] } 6... c5 { [%eval -0.2] [%clk 1:32:01] } 7. Nd2 { [%eval -0.44] [%clk 1:31:22] } 7... e5 { [%eval 0.05] [%clk 1:31:18] } 8. e4 { [%eval -0.3] [%clk 1:29:52] } 8... d4 { [%eval 0.2] [%clk 1:31:21] } 9. Ne2 { [%eval -0.34] [%clk 1:30:02] } 9... Ne8?! { [%eval 0.22] } { Inaccuracy. Nc6 was best. } { [%clk 1:31:08] } 10. f4 { [%eval 0.21] [%clk 1:29:59] } 10... Nc6 { [%eval 0.41] [%clk 1:31:10] } 11. f5 { [%eval 0.35] [%clk 1:28:18] } 11... Nd6 { [%eval 0.32] [%clk 1:31:15] } 12. g4 { [%eval 0.36] [%clk 1:23:03] } 12... h6 { [%eval 0.86] [%clk 1:31:09] } 13. Ng3 { [%eval 0.83] [%clk 1:20:41] } 13... g5 { [%eval 0.8] [%clk 1:31:10] } 14. f6? { [%eval -0.8] } { Mistake. Bf3 was best. } { [%clk 1:15:13] } 14... Bxf6 { [%eval -0.95] [%clk 1:31:23] } 15. Nf5 { [%eval -0.97] [%clk 1:10:57] } 15... Bxf5 { [%eval -0.76] [%clk 1:30:36] } 16. exf5 { [%eval -0.71] [%clk 1:09:50] } 16... Rc8 { [%eval -0.8] [%clk 1:30:01] } 17. Ne4 { [%eval -0.97] [%clk 1:07:54] } 17... Nxe4 { [%eval -0.57] [%clk 1:29:13] } 18. Bxe4 { [%eval -0.46] [%clk 1:08:21] } 18... Kg7 { [%eval -0.47] [%clk 1:28:54] } 19. Qf3 { [%eval -0.64] [%clk 1:07:24] } 19... Qd6 { [%eval -0.74] [%clk 1:28:16] } 20. a4 { [%eval -0.9] [%clk 1:04:29] } 20... b6 { [%eval -0.78] [%clk 1:25:57] } 21. Rf2 { [%eval -0.89] [%clk 1:03:18] } 21... Be7? { [%eval 0.25] } { Mistake. Rfd8 was best. } { [%clk 1:22:16] } 22. Qh3?! { [%eval -0.72] } { Inaccuracy. f6+ was best. } { [%clk 0:57:55] } 22... f6?? { [%eval 1.59] } { Blunder. Bf6 was best. } { [%clk 1:16:11] } 23. Qh5 { [%eval 1.6] [%clk 0:50:54] } 23... Rh8 { [%eval 1.85] [%clk 1:16:32] } 24. Qg6+ { [%eval 2.15] [%clk 0:48:35] } 24... Kf8 { [%eval 2.03] [%clk 1:16:57] } 25. h4 { [%eval 1.91] [%clk 0:49:01] } 25... Bd8? { [%eval 3.75] } { Mistake. Nd8 was best. } { [%clk 1:05:40] } 26. hxg5 { [%eval 3.7] [%clk 0:45:18] } 26... Ne7 { [%eval 3.54] [%clk 1:05:34] } 27. Qh5 { [%eval 3.24] [%clk 0:43:42] } 27... fxg5? { [%eval 5.26] } { Mistake. Nd5 was best. } { [%clk 1:05:56] } 28. Bxg5 { [%eval 5.05] [%clk 0:43:48] } 28... Ng8 { [%eval 5.25] [%clk 1:06:24] } 29. Bxd8 { [%eval 5.1] [%clk 0:42:48] } 29... Qxd8?! { [%eval 7.29] } { Inaccuracy. Nf6 was best. } { [%clk 1:06:46] } 30. f6 { [%eval 7.63] [%clk 0:42:43] } 30... Rc7 { [%eval 7.71] [%clk 1:07:08] } 31. g5 { [%eval 7.18] [%clk 0:41:55] } 1-0