Event: Round 1: Regan, Natasha K - Betts, Richard
Site: https://lichess.org/broadcast/2025-british-chess-championships--over-50/round-1/e95wALwx/AnGcydlH
White: Regan, Natasha K
WhiteTitle: WIM
WhiteElo: 2064
Black: Betts, Richard
BlackElo: 1808
Result: 1-0
ECO: D05
Opening: Queen's Pawn Game: Colle System
Variant: Standard

1. Nf3 { [%eval 0.1] [%clk 1:30:56] } 1... d5 { [%eval 0.18] [%clk 1:30:55] } 2. d4 { [%eval 0.08] [%clk 1:30:57] } 2... Nf6 { [%eval 0.11] [%clk 1:31:08] } 3. e3 { [%eval 0.0] [%clk 1:31:09] } 3... e6 { [%eval 0.1] [%clk 1:30:50] } 4. c4 { [%eval 0.0] [%clk 1:31:15] } 4... c6 { [%eval 0.2] [%clk 1:31:05] } 5. b3 { [%eval 0.12] [%clk 1:30:31] } 5... Nbd7 { [%eval 0.3] [%clk 1:30:31] } 6. Bd3 { [%eval 0.26] [%clk 1:28:19] } 6... Bd6 { [%eval 0.28] [%clk 1:29:57] } 7. Nbd2 { [%eval 0.14] [%clk 1:25:24] } 7... e5 { [%eval 0.14] [%clk 1:25:37] } 8. cxd5 { [%eval 0.13] [%clk 1:23:40] } 8... Nxd5 { [%eval 0.47] [%clk 1:16:16] } 9. O-O { [%eval 0.45] [%clk 1:19:51] } 9... Qe7?! { [%eval 1.55] } { Inaccuracy. exd4 was best. } { [%clk 1:09:02] } 10. Nc4 { [%eval 1.6] [%clk 1:16:25] } 10... Bc7 { [%eval 1.46] [%clk 1:01:33] } 11. Ba3 { [%eval 1.45] [%clk 1:10:07] } 11... Qe6?! { [%eval 2.68] } { Inaccuracy. Nb4 was best. } { [%clk 0:56:39] } 12. Ng5 { [%eval 2.77] [%clk 1:05:43] } 12... Qh6 { [%eval 2.71] [%clk 0:48:41] } 13. h4 { [%eval 2.72] [%clk 0:55:03] } 13... b5 { [%eval 3.21] [%clk 0:40:41] } 14. Nxe5 { [%eval 2.73] [%clk 0:46:36] } 14... Nxe5 { [%eval 2.8] [%clk 0:40:24] } 15. dxe5 { [%eval 2.74] [%clk 0:46:20] } 15... Bxe5? { [%eval 5.0] } { Mistake. b4 was best. } { [%clk 0:37:45] } 16. Bxb5 { [%eval 5.09] [%clk 0:41:14] } 16... Bd7 { [%eval 5.04] [%clk 0:25:03] } 17. Rc1 { [%eval 5.29] [%clk 0:31:33] } 17... Nc3 { [%eval 6.39] [%clk 0:20:03] } 18. Rxc3 { [%eval 6.65] [%clk 0:27:18] } 18... Bxc3 { [%eval 6.26] [%clk 0:20:17] } 19. Nxf7 { [%eval 6.43] [%clk 0:27:03] } 19... Qxh4 { [%eval 6.23] [%clk 0:16:39] } 20. Bc4 { [%eval 5.81] [%clk 0:23:33] } 20... g5?? { [%eval #8] } { Checkmate is now unavoidable. a5 was best. } { [%clk 0:11:36] } 21. Qd6 { [%eval #7] [%clk 0:21:05] } 21... g4 { [%eval #6] [%clk 0:10:37] } 22. Nxh8? { [%eval 9.46] } { Lost forced checkmate sequence. Rd1 was best. } { [%clk 0:21:08] } 22... Qf6 { [%eval 8.77] [%clk 0:08:42] } 23. Qxf6?! { [%eval 5.78] } { Inaccuracy. Bf7+ was best. } { [%clk 0:19:44] } 23... Bxf6 { [%eval 5.75] [%clk 0:09:10] } 24. Nf7 { [%eval 5.67] [%clk 0:19:54] } 1-0