Event: Round 9: Biro, Sandor - Nagy, Laszlo
Site: https://lichess.org/broadcast/fide-world-senior-championship-2025--open-65/round-9/xIMoHryf/kaeFKpBl
Date: 2025-10-30
White: Biro, Sandor
WhiteTitle: IM
WhiteElo: 2091
Black: Nagy, Laszlo
BlackElo: 1951
Result: 1-0
ECO: A37
Opening: English Opening: Symmetrical Variation, Botvinnik System Reversed, with Nf3
Variant: Standard

1. Nf3 { [%eval 0.1] [%clk 1:30:56] } 1... c5 { [%eval 0.25] [%clk 1:28:36] } 2. g3 { [%eval 0.11] [%clk 1:30:29] } 2... Nc6 { [%eval 0.14] [%clk 1:28:42] } 3. Bg2 { [%eval 0.04] [%clk 1:29:29] } 3... g6 { [%eval 0.17] [%clk 1:28:55] } 4. c4 { [%eval 0.09] [%clk 1:28:33] } 4... Bg7 { [%eval 0.12] [%clk 1:29:14] } 5. Nc3 { [%eval 0.06] [%clk 1:28:46] } 5... e5 { [%eval 0.19] [%clk 1:27:57] } 6. a3 { [%eval 0.2] [%clk 1:26:39] } 6... Nge7 { [%eval 0.15] [%clk 1:21:39] } 7. h4 { [%eval -0.13] [%clk 1:24:49] } 7... h6 { [%eval 0.0] [%clk 1:21:42] } 8. Rb1 { [%eval -0.18] [%clk 1:22:20] } 8... a5 { [%eval -0.23] [%clk 1:19:33] } 9. d3 { [%eval -0.21] [%clk 1:20:54] } 9... d6 { [%eval -0.18] [%clk 1:19:31] } 10. Bd2 { [%eval -0.17] [%clk 1:19:41] } 10... Be6 { [%eval -0.09] [%clk 1:17:13] } 11. e4 { [%eval -0.21] [%clk 1:18:31] } 11... Qd7 { [%eval 0.27] [%clk 1:13:15] } 12. Nd5 { [%eval 0.29] [%clk 1:18:22] } 12... Ra6 { [%eval 0.32] [%clk 1:00:57] } 13. h5 { [%eval 0.28] [%clk 1:13:11] } 13... Bxd5?? { [%eval 2.39] } { Blunder. g5 was best. } { [%clk 0:57:51] } 14. cxd5 { [%eval 2.06] [%clk 1:12:31] } 14... Nd4 { [%eval 2.37] [%clk 0:57:48] } 15. Nxd4 { [%eval 2.41] [%clk 1:11:35] } 15... cxd4? { [%eval 3.97] } { Mistake. exd4 was best. } { [%clk 0:57:05] } 16. hxg6 { [%eval 3.84] [%clk 1:09:36] } 16... Nxg6 { [%eval 3.6] [%clk 0:54:57] } 17. Qh5 { [%eval 3.81] [%clk 1:05:15] } 17... Qb5 { [%eval 4.28] [%clk 0:48:55] } 18. Ke2 { [%eval 4.23] [%clk 1:04:07] } 18... Ra8 { [%eval 4.17] [%clk 0:47:12] } 19. Bh3 { [%eval 4.37] [%clk 0:59:58] } 19... Qb6 { [%eval 4.82] [%clk 0:44:16] } 20. b4 { [%eval 4.3] [%clk 0:56:49] } 20... a4 { [%eval 5.3] [%clk 0:41:05] } 21. Bf5 { [%eval 4.84] [%clk 0:54:02] } 21... Qc7 { [%eval 5.55] [%clk 0:35:06] } 22. Rbc1 { [%eval 5.57] [%clk 0:53:02] } 22... Qe7 { [%eval 5.61] [%clk 0:34:28] } 23. Bxg6 { [%eval 5.57] [%clk 0:51:40] } 23... fxg6 { [%eval 5.65] [%clk 0:33:00] } 24. Qxg6+ { [%eval 5.32] [%clk 0:52:01] } 24... Qf7 { [%eval 5.3] [%clk 0:33:25] } 25. Qxf7+ { [%eval 5.08] [%clk 0:50:47] } 25... Kxf7 { [%eval 4.92] [%clk 0:33:45] } 26. Rc7+ { [%eval 4.84] [%clk 0:51:04] } 26... Kg6 { [%eval 4.86] [%clk 0:34:02] } 27. f4 { [%eval 4.82] [%clk 0:51:14] } 27... b5?! { [%eval 7.17] } { Inaccuracy. Rac8 was best. } { [%clk 0:32:56] } 28. f5+ { [%eval 6.55] [%clk 0:50:19] } 28... Kf6 { [%eval 6.44] [%clk 0:33:15] } 29. g4 { [%eval 6.07] [%clk 0:49:25] } 29... Rhc8?? { [%eval #7] } { Checkmate is now unavoidable. Rac8 was best. } { [%clk 0:32:34] } 30. g5+ { [%eval #6] [%clk 0:47:06] } 30... hxg5 { [%eval #6] [%clk 0:31:30] } 31. Bxg5+ { [%eval #5] [%clk 0:47:27] } 31... Kxg5 { [%eval #5] [%clk 0:31:54] } 32. Rxg7+ { [%eval #4] [%clk 0:47:49] } 32... Kf6 { [%eval #4] [%clk 0:32:11] } 33. Rhg1 { [%eval #3] [%clk 0:48:08] } 33... Rc2+ { [%eval #3] [%clk 0:31:54] } 34. Kf3 { [%eval #2] [%clk 0:48:18] } 1-0