Event: Round 5: Norris, Zack - De Silva, Sithun
Site: https://lichess.org/broadcast/2025-british-chess-championships--major-open/round-5/U1EnzNkZ/5lP6zwtI
White: Norris, Zack
WhiteElo: 2036
Black: De Silva, Sithun
BlackElo: 1817
Result: 1-0
ECO: A04
Opening: Zukertort Opening: Slav Invitation
Variant: Standard

1. Nf3 { [%eval 0.1] [%clk 1:30:54] } 1... c6 { [%eval 0.25] [%clk 1:30:40] } 2. g3 { [%eval 0.13] [%clk 1:31:18] } 2... d5 { [%eval 0.17] [%clk 1:31:01] } 3. Bg2 { [%eval 0.13] [%clk 1:31:43] } 3... g6 { [%eval 0.26] [%clk 1:31:23] } 4. O-O { [%eval 0.15] [%clk 1:32:05] } 4... Bg7 { [%eval 0.22] [%clk 1:31:50] } 5. d3 { [%eval 0.22] [%clk 1:32:02] } 5... e5 { [%eval 0.26] [%clk 1:31:38] } 6. c4 { [%eval 0.0] [%clk 1:30:10] } 6... Ne7 { [%eval 0.11] [%clk 1:31:06] } 7. Na3 { [%eval -0.15] [%clk 1:28:49] } 7... O-O { [%eval -0.17] [%clk 1:30:11] } 8. Rb1 { [%eval -0.23] [%clk 1:28:28] } 8... a5 { [%eval -0.18] [%clk 1:29:22] } 9. Nc2 { [%eval -0.49] [%clk 1:28:07] } 9... Na6 { [%eval -0.53] [%clk 1:24:29] } 10. b3 { [%eval -0.43] [%clk 1:26:27] } 10... h6 { [%eval -0.32] [%clk 1:16:19] } 11. Bb2 { [%eval -0.37] [%clk 1:23:56] } 11... Qc7 { [%eval -0.37] [%clk 1:15:43] } 12. e4 { [%eval -0.45] [%clk 1:22:27] } 12... dxe4?! { [%eval 0.15] } { Inaccuracy. d4 was best. } { [%clk 1:07:00] } 13. dxe4 { [%eval 0.12] [%clk 1:22:45] } 13... Rd8 { [%eval 0.18] [%clk 1:07:11] } 14. Qe2 { [%eval 0.19] [%clk 1:21:51] } 14... Nb4 { [%eval 0.3] [%clk 1:06:04] } 15. c5 { [%eval 0.18] [%clk 1:18:43] } 15... Nxc2 { [%eval 0.67] [%clk 0:52:56] } 16. Qxc2 { [%eval 0.7] [%clk 1:19:07] } 16... Be6 { [%eval 0.65] [%clk 0:52:38] } 17. Nd2 { [%eval 0.33] [%clk 1:15:29] } 17... a4 { [%eval 0.38] [%clk 0:44:18] } 18. Nc4 { [%eval 0.33] [%clk 1:13:25] } 18... axb3 { [%eval 0.3] [%clk 0:44:10] } 19. axb3 { [%eval 0.49] [%clk 1:13:42] } 19... Bxc4 { [%eval 0.78] [%clk 0:44:34] } 20. Qxc4 { [%eval 0.7] [%clk 1:13:38] } 20... Nc8 { [%eval 0.92] [%clk 0:44:42] } 21. f4 { [%eval 1.09] [%clk 1:09:24] } 21... b5 { [%eval 1.26] [%clk 0:34:35] } 22. Qc3 { [%eval 1.03] [%clk 1:07:48] } 22... f6? { [%eval 2.49] } { Mistake. Qd7 was best. } { [%clk 0:32:32] } 23. b4 { [%eval 2.42] [%clk 1:05:41] } 23... exf4 { [%eval 2.43] [%clk 0:23:23] } 24. gxf4?! { [%eval 1.7] } { Inaccuracy. Rxf4 was best. } { [%clk 1:05:51] } 24... g5?? { [%eval 5.29] } { Blunder. f5 was best. } { [%clk 0:18:40] } 25. fxg5 { [%eval 5.1] [%clk 1:04:03] } 25... hxg5 { [%eval 5.18] [%clk 0:18:53] } 26. Rxf6 { [%eval 5.0] [%clk 1:03:41] } 26... Rd7?! { [%eval 6.61] } { Inaccuracy. Qf7 was best. } { [%clk 0:04:52] } 27. Rbf1 { [%eval 6.36] [%clk 1:01:50] } 27... Na7?? { [%eval #11] } { Checkmate is now unavoidable. Nb6 was best. } { [%clk 0:03:03] } 28. Qb3+ { [%eval #10] [%clk 1:01:38] } 28... Kh7 { [%eval #10] [%clk 0:02:56] } 29. Rf7 { [%eval #9] [%clk 1:01:43] } 29... Rg8 { [%eval #3] [%clk 0:01:14] } 30. Qh3+ { [%eval #2] [%clk 1:01:58] } 1-0