Event: Round 7: Letton, Rob - Polanyk, John
Site: https://lichess.org/broadcast/2025-british-chess-championships--over-50/round-7/3VPzqpcx/R4ayNJOE
White: Letton, Rob
WhiteElo: 1711
Black: Polanyk, John
BlackElo: 1771
Result: 0-1
ECO: B23
Opening: Sicilian Defense: Closed
Variant: Standard

1. e4 { [%eval 0.18] [%clk 1:30:56] } 1... c5 { [%eval 0.24] [%clk 1:30:56] } 2. Nc3 { [%eval 0.26] [%clk 1:31:21] } 2... e6 { [%eval 0.34] [%clk 1:31:13] } 3. f4 { [%eval -0.09] [%clk 1:31:21] } 3... d5 { [%eval 0.0] [%clk 1:31:19] } 4. exd5 { [%eval -0.23] [%clk 1:31:30] } 4... exd5 { [%eval -0.21] [%clk 1:31:38] } 5. d4 { [%eval -0.59] [%clk 1:30:41] } 5... Nf6 { [%eval -0.49] [%clk 1:31:33] } 6. Nf3 { [%eval -0.42] [%clk 1:29:51] } 6... Be7 { [%eval -0.23] [%clk 1:31:21] } 7. Bb5+ { [%eval -0.35] [%clk 1:22:45] } 7... Bd7 { [%eval -0.34] [%clk 1:30:39] } 8. Bxd7+ { [%eval -0.4] [%clk 1:19:04] } 8... Nbxd7 { [%eval -0.44] [%clk 1:30:36] } 9. Be3 { [%eval -0.52] [%clk 1:13:41] } 9... O-O { [%eval -0.56] [%clk 1:27:59] } 10. dxc5 { [%eval -1.1] [%clk 1:12:32] } 10... Nxc5 { [%eval -0.57] [%clk 1:27:46] } 11. O-O { [%eval -0.61] [%clk 1:12:45] } 11... Nce4 { [%eval -0.61] [%clk 1:22:55] } 12. Bd4 { [%eval -0.66] [%clk 1:09:46] } 12... Nxc3 { [%eval -0.27] [%clk 1:17:03] } 13. Bxc3 { [%eval -0.3] [%clk 1:09:43] } 13... Ne4 { [%eval -0.19] [%clk 1:17:06] } 14. Bd4 { [%eval -0.21] [%clk 1:09:58] } 14... Qc7 { [%eval -0.19] [%clk 1:13:36] } 15. Be3 { [%eval -0.36] [%clk 0:54:12] } 15... Bc5 { [%eval -0.18] [%clk 1:07:07] } 16. Bxc5 { [%eval -0.2] [%clk 0:53:37] } 16... Qxc5+ { [%eval -0.22] [%clk 1:07:27] } 17. Nd4 { [%eval -0.58] [%clk 0:53:32] } 17... Rfe8 { [%eval -0.49] [%clk 1:04:58] } 18. Qd3 { [%eval -0.79] [%clk 0:45:50] } 18... Nf6 { [%eval -0.66] [%clk 0:54:59] } 19. Rad1 { [%eval -0.66] [%clk 0:30:09] } 19... Re4 { [%eval -0.71] [%clk 0:53:43] } 20. Kh1 { [%eval -1.2] [%clk 0:26:23] } 20... Rae8 { [%eval -0.96] [%clk 0:53:22] } 21. c3 { [%eval -0.97] [%clk 0:24:15] } 21... Qb6 { [%eval -0.7] [%clk 0:50:36] } 22. Qc2?? { [%eval -3.62] } { Blunder. Qg3 was best. } { [%clk 0:22:48] } 22... Ng4 { [%eval -3.51] [%clk 0:45:03] } 23. Nf5? { [%eval -5.66] } { Mistake. Rc1 was best. } { [%clk 0:21:42] } 23... Re2 { [%eval -5.4] [%clk 0:44:21] } 24. Qb3?? { [%eval #-5] } { Checkmate is now unavoidable. Qxe2 was best. } { [%clk 0:19:53] } 24... Nf2+ { [%eval #-4] [%clk 0:42:50] } 25. Kg1 { [%eval #-3] [%clk 0:19:48] } 25... Nh3+ { [%eval #-2] [%clk 0:42:59] } 26. Kh1 { [%eval #-2] [%clk 0:20:02] } 26... Qg1+ { [%eval #-1] [%clk 0:43:12] } 0-1