Event: Round 4: Mark Williams - Powell, Rohan
Site: https://lichess.org/broadcast/2025-british-chess-championships--under-12-rapid/round-4/AIGBk4UE/juLnEIfV
White: Mark Williams
Black: Powell, Rohan
Result: 1-0
ECO: B12
Opening: Caro-Kann Defense: Advance Variation, Short Variation
Variant: Standard
TimeControl: 15+10

1. e4 { [%eval 0.18] [%clk 0:15:18] } 1... c6 { [%eval 0.23] [%clk 0:15:19] } 2. d4 { [%eval 0.24] [%clk 0:15:27] } 2... d5 { [%eval 0.24] [%clk 0:15:28] } 3. e5 { [%eval 0.33] [%clk 0:15:36] } 3... Bf5 { [%eval 0.22] [%clk 0:15:34] } 4. Nf3 { [%eval 0.15] [%clk 0:15:43] } 4... e6 { [%eval 0.24] [%clk 0:15:41] } 5. Nc3 { [%eval 0.0] [%clk 0:15:44] } 5... c5 { [%eval 0.12] [%clk 0:15:48] } 6. Bb5+ { [%eval 0.0] [%clk 0:15:34] } 6... Nc6 { [%eval 0.21] [%clk 0:15:53] } 7. Be3 { [%eval 0.17] [%clk 0:14:46] } 7... a6?! { [%eval 0.92] } { Inaccuracy. c4 was best. } { [%clk 0:15:43] } 8. Bxc6+ { [%eval 1.08] [%clk 0:14:51] } 8... bxc6 { [%eval 1.01] [%clk 0:15:51] } 9. dxc5 { [%eval 1.15] [%clk 0:14:47] } 9... Qa5?! { [%eval 2.18] } { Inaccuracy. Bg4 was best. } { [%clk 0:15:42] } 10. Nd4 { [%eval 2.09] [%clk 0:14:18] } 10... Ne7 { [%eval 2.19] [%clk 0:14:37] } 11. Nb3?! { [%eval 1.19] } { Inaccuracy. O-O was best. } { [%clk 0:13:39] } 11... Qc7 { [%eval 1.27] [%clk 0:14:01] } 12. f4 { [%eval 0.88] [%clk 0:13:10] } 12... Ng6?? { [%eval 3.27] } { Blunder. g5 was best. } { [%clk 0:13:32] } 13. h4?? { [%eval 0.26] } { Blunder. g4 was best. } { [%clk 0:11:50] } 13... Be7?? { [%eval 3.12] } { Blunder. h5 was best. } { [%clk 0:13:08] } 14. h5 { [%eval 3.27] [%clk 0:11:43] } 14... Nf8 { [%eval 3.88] [%clk 0:12:31] } 15. g4 { [%eval 3.82] [%clk 0:11:18] } 15... Be4 { [%eval 3.75] [%clk 0:12:03] } 16. Nxe4 { [%eval 3.69] [%clk 0:11:22] } 16... dxe4 { [%eval 3.82] [%clk 0:12:10] } 17. Qd4 { [%eval 3.87] [%clk 0:10:07] } 17... Rd8 { [%eval 3.74] [%clk 0:11:51] } 18. Qxe4 { [%eval 3.77] [%clk 0:10:05] } 18... Rd5 { [%eval 3.81] [%clk 0:11:32] } 19. Kf2 { [%eval 3.51] [%clk 0:09:16] } 19... Nd7 { [%eval 4.25] [%clk 0:11:28] } 20. c4 { [%eval 4.35] [%clk 0:09:15] } 20... Nxc5 { [%eval 4.41] [%clk 0:10:53] } 21. Nxc5 { [%eval 4.44] [%clk 0:08:51] } 21... Rxc5 { [%eval 4.34] [%clk 0:10:54] } 22. Bxc5 { [%eval 3.71] [%clk 0:08:51] } 22... Bxc5+ { [%eval 3.56] [%clk 0:11:00] } 23. Kg3 { [%eval 3.48] [%clk 0:08:44] } 23... O-O { [%eval 3.46] [%clk 0:10:49] } 24. a3 { [%eval 3.07] [%clk 0:08:24] } 24... f5?! { [%eval 3.98] } { Inaccuracy. Rb8 was best. } { [%clk 0:10:37] } 25. exf6 { [%eval 4.16] [%clk 0:08:21] } 25... Rxf6 { [%eval 3.91] [%clk 0:10:42] } 26. Qe5? { [%eval 2.11] } { Mistake. Raf1 was best. } { [%clk 0:07:24] } 26... Bf2+?? { [%eval 5.26] } { Blunder. Bd6 was best. } { [%clk 0:09:54] } 27. Kg2 { [%eval 5.38] [%clk 0:06:58] } 27... Qb6 { [%eval 5.45] [%clk 0:09:16] } 28. c5?! { [%eval 4.32] } { Inaccuracy. Rad1 was best. } { [%clk 0:06:41] } 28... Bxc5 { [%eval 4.05] [%clk 0:09:15] } 29. g5 { [%eval 3.52] [%clk 0:06:18] } 29... Rf5? { [%eval 6.98] } { Mistake. Bd4 was best. } { [%clk 0:09:09] } 30. Qxe6+ { [%eval 6.59] [%clk 0:06:17] } 30... Kh8 { [%eval 8.45] [%clk 0:09:01] } 31. Qxf5 { [%eval 8.01] [%clk 0:05:53] } 31... Qxb2+ { [%eval 8.55] [%clk 0:09:03] } 32. Kh3 { [%eval 8.51] [%clk 0:05:33] } 32... Bxa3? { [%eval #2] } { Checkmate is now unavoidable. Qb3+ was best. } { [%clk 0:08:52] } 33. Qc8+ { [%eval #1] [%clk 0:05:36] } 33... Bf8 { [%eval #1] [%clk 0:08:54] } 34. Qxf8# { [%clk 0:05:37] } 1-0