Event: Round 2: Bogdanov, Valentin - Biro, Sandor
Site: https://lichess.org/broadcast/fide-world-senior-championship-2025--open-65/round-2/UgHEVnU3/51VbBrSN
Date: 2025-10-22
White: Bogdanov, Valentin
WhiteTitle: IM
WhiteElo: 2314
Black: Biro, Sandor
BlackTitle: IM
BlackElo: 2091
Result: 1/2-1/2
ECO: A46
Opening: Indian Defense: Polish Variation
Variant: Standard

1. d4 { [%eval 0.17] [%clk 1:30:56] } 1... Nf6 { [%eval 0.19] [%clk 1:30:51] } 2. Nf3 { [%eval 0.11] [%clk 1:31:09] } 2... b5 { [%eval 0.62] [%clk 1:30:44] } 3. c3 { [%eval 0.36] [%clk 1:28:36] } 3... e6 { [%eval 0.29] [%clk 1:28:00] } 4. Bg5 { [%eval 0.34] [%clk 1:26:56] } 4... Be7 { [%eval 0.45] [%clk 1:23:51] } 5. a4 { [%eval 0.3] [%clk 1:23:15] } 5... b4 { [%eval 0.49] [%clk 1:20:40] } 6. Bxf6 { [%eval 0.44] [%clk 1:22:24] } 6... gxf6 { [%eval 0.45] [%clk 1:21:00] } 7. e4 { [%eval 0.56] [%clk 1:22:06] } 7... d5 { [%eval 0.45] [%clk 1:13:25] } 8. e5 { [%eval 0.0] [%clk 1:20:17] } 8... f5?! { [%eval 0.55] } { Inaccuracy. O-O was best. } { [%clk 1:13:22] } 9. Bd3 { [%eval 0.35] [%clk 1:16:15] } 9... a5 { [%eval 0.4] [%clk 1:05:13] } 10. O-O { [%eval 0.33] [%clk 1:15:30] } 10... Nd7 { [%eval 0.38] [%clk 1:04:30] } 11. Nbd2 { [%eval 0.24] [%clk 1:13:42] } 11... O-O { [%eval 0.3] [%clk 0:59:09] } 12. c4?! { [%eval -0.35] } { Inaccuracy. cxb4 was best. } { [%clk 1:05:17] } 12... dxc4 { [%eval -0.43] [%clk 0:59:17] } 13. Nxc4 { [%eval -0.38] [%clk 1:04:35] } 13... Bb7 { [%eval -0.51] [%clk 0:59:12] } 14. Qe2 { [%eval -0.49] [%clk 1:03:20] } 14... Kh8 { [%eval -0.19] [%clk 0:57:37] } 15. Rfd1 { [%eval -0.16] [%clk 1:01:34] } 15... Rg8 { [%eval -0.19] [%clk 0:56:49] } 16. Rac1 { [%eval -0.38] [%clk 1:01:00] } 16... Nf8 { [%eval -0.06] [%clk 0:48:05] } 17. g3 { [%eval -0.17] [%clk 0:58:55] } 17... Ng6 { [%eval -0.07] [%clk 0:45:53] } 18. Kf1 { [%eval -0.31] [%clk 0:59:01] } 18... Bg5 { [%eval 0.13] [%clk 0:34:28] } 19. Nxg5 { [%eval 0.27] [%clk 0:54:55] } 19... Qxg5 { [%eval 0.0] [%clk 0:34:50] } 20. Ke1 { [%eval 0.07] [%clk 0:54:43] } 20... Qh6 { [%eval 0.13] [%clk 0:27:23] } 21. Ne3 { [%eval 0.31] [%clk 0:51:09] } 21... Rad8 { [%eval 0.33] [%clk 0:21:06] } 22. Rxc7 { [%eval 0.0] [%clk 0:46:04] } 22... Qxh2 { [%eval 0.2] [%clk 0:20:20] } 23. Qf1?? { [%eval -2.54] } { Blunder. Kd2 was best. } { [%clk 0:36:49] } 23... Bf3 { [%eval -2.75] [%clk 0:15:20] } 24. Be2 { [%eval -2.53] [%clk 0:36:38] } 24... Be4?! { [%eval -1.39] } { Inaccuracy. Nh4 was best. } { [%clk 0:15:12] } 25. Rxf7?! { [%eval -2.45] } { Inaccuracy. f3 was best. } { [%clk 0:35:45] } 25... h5?? { [%eval 0.21] } { Blunder. Nh4 was best. } { [%clk 0:05:57] } 26. f3 { [%eval 0.26] [%clk 0:28:47] } 26... Qxg3+?! { [%eval 1.03] } { Inaccuracy. Bc6 was best. } { [%clk 0:04:04] } 27. Qf2 { [%eval 1.01] [%clk 0:29:11] } 27... Qxf2+ { [%eval 0.82] [%clk 0:02:34] } 28. Kxf2 { [%eval 1.02] [%clk 0:29:32] } 28... Bc6 { [%eval 0.89] [%clk 0:02:57] } 29. b3?! { [%eval 0.0] } { Inaccuracy. Rh1 was best. } { [%clk 0:26:03] } 29... Rg7 { [%eval 0.5] [%clk 0:02:17] } 30. Rxg7 { [%eval 0.0] [%clk 0:25:56] } 30... Kxg7 { [%eval 0.0] [%clk 0:02:42] } 31. d5?? { [%eval -3.27] } { Blunder. Nc4 was best. } { [%clk 0:26:09] } 31... Bxd5 { [%eval -3.04] [%clk 0:02:02] } 32. Bc4?! { [%eval -3.88] } { Inaccuracy. f4 was best. } { [%clk 0:23:52] } 32... Nxe5?! { [%eval -2.7] } { Inaccuracy. f4 was best. } { [%clk 0:01:35] } 33. Bxd5 { [%eval -2.66] [%clk 0:23:09] } 33... exd5 { [%eval -2.37] [%clk 0:01:19] } 34. Nxf5+ { [%eval -2.47] [%clk 0:23:31] } 34... Kf6 { [%eval -2.5] [%clk 0:01:33] } 35. Nd4 { [%eval -2.46] [%clk 0:23:41] } 35... Ng6?? { [%eval -0.57] } { Blunder. h4 was best. } { [%clk 0:01:18] } 36. Rc1?? { [%eval -2.58] } { Blunder. Re1 was best. } { [%clk 0:23:41] } 36... Re8 { [%eval -1.96] [%clk 0:01:10] } 37. Rc5 { [%eval -2.23] [%clk 0:22:18] } 37... Ke5 { [%eval -2.07] [%clk 0:01:03] } 38. Ne2 { [%eval -1.87] [%clk 0:17:41] } 38... Nf4?? { [%eval 0.0] } { Blunder. Ra8 was best. } { [%clk 0:01:27] } 39. Nxf4 { [%eval 0.0] [%clk 0:17:44] } 39... Kxf4 { [%eval 0.0] [%clk 0:01:52] } 40. Rxd5 { [%eval 0.0] [%clk 0:17:54] } 40... Rc8 { [%eval 0.0] [%clk 0:02:08] } 41. Rxh5 { [%eval 0.0] [%clk 0:15:48] } 41... Rc2+ { [%eval 0.0] [%clk 0:02:11] } 1/2-1/2