Event: Biel Chess Festival 2025 MTO
Site: Biel, Switzerland
Date: 2025-07-22
White: Karthik Venkataraman
WhiteTitle: GM
WhiteElo: 2540
Black: Pranav Anand
BlackTitle: GM
BlackElo: 2566
Result: 1-0
ECO: B96
Opening: Sicilian Defense: Najdorf Variation
Variant: Standard
TimeControl: 100 min 40 moves + 30 min Rest + 30 sec per move

1. e4 { [%eval 0.18] [%clk 1:40:57] } 1... c5 { [%eval 0.25] [%clk 1:40:17] } 2. Nf3 { [%eval 0.2] [%clk 1:41:18] } 2... d6 { [%eval 0.31] [%clk 1:40:42] } 3. d4 { [%eval 0.22] [%clk 1:41:42] } 3... cxd4 { [%eval 0.19] [%clk 1:41:07] } 4. Nxd4 { [%eval 0.18] [%clk 1:42:07] } 4... Nf6 { [%eval 0.31] [%clk 1:41:32] } 5. Nc3 { [%eval 0.32] [%clk 1:42:33] } 5... a6 { [%eval 0.28] [%clk 1:41:58] } 6. Bg5 { [%eval 0.0] [%clk 1:42:56] } 6... e6 { [%eval 0.17] [%clk 1:42:16] } 7. f4 { [%eval 0.04] [%clk 1:43:20] } 7... h6 { [%eval 0.18] [%clk 1:42:16] } 8. Bh4 { [%eval 0.48] [%clk 1:43:42] } 8... Qb6 { [%eval 0.52] [%clk 1:42:41] } 9. a3 { [%eval 0.45] [%clk 1:44:06] } 9... Be7 { [%eval 0.6] [%clk 1:43:07] } 10. Bf2 { [%eval 0.56] [%clk 1:44:24] } 10... Qc7 { [%eval 0.47] [%clk 1:43:32] } 11. Qf3 { [%eval 0.44] [%clk 1:44:36] } 11... Nc6 { [%eval 0.37] [%clk 1:43:58] } 12. O-O-O { [%eval 0.43] [%clk 1:44:59] } 12... Bd7 { [%eval 0.48] [%clk 1:43:40] } 13. g4 { [%eval 0.48] [%clk 1:45:23] } 13... Nxd4 { [%eval 0.48] [%clk 1:41:56] } 14. Rxd4 { [%eval 0.58] [%clk 1:45:44] } 14... Bc6 { [%eval 0.47] [%clk 1:42:21] } 15. Bc4 { [%eval 0.47] [%clk 1:46:09] } 15... Rc8 { [%eval 0.43] [%clk 1:37:36] } 16. Bb3 { [%eval 0.24] [%clk 1:30:59] } 16... d5 { [%eval 0.16] [%clk 1:37:36] } 17. exd5 { [%eval 0.13] [%clk 1:31:20] } 17... Nxd5 { [%eval 0.04] [%clk 1:37:50] } 18. Nxd5 { [%eval 0.25] [%clk 1:31:44] } 18... Bxd5 { [%eval 0.17] [%clk 1:38:15] } 19. Rxd5 { [%eval 0.18] [%clk 1:32:09] } 19... exd5 { [%eval 0.12] [%clk 1:37:49] } 20. h4 { [%eval 0.12] [%clk 1:30:03] } 20... O-O { [%eval 0.16] [%clk 1:22:48] } 21. g5 { [%eval 0.25] [%clk 1:27:15] } 21... Bc5 { [%eval 0.07] [%clk 1:20:19] } 22. gxh6 { [%eval 0.08] [%clk 1:22:08] } 22... Bxf2 { [%eval 0.33] [%clk 1:14:31] } 23. Qxf2 { [%eval 0.0] [%clk 1:08:28] } 23... Qc6?! { [%eval 0.86] } { Inaccuracy. gxh6 was best. } { [%clk 1:03:33] } 24. hxg7 { [%eval 0.84] [%clk 1:14:46] } 24... Rfe8 { [%eval 1.28] [%clk 1:01:21] } 25. Kb1 { [%eval 1.24] [%clk 1:10:19] } 25... a5 { [%eval 1.56] [%clk 0:58:32] } 26. Qf3 { [%eval 1.64] [%clk 1:00:27] } 26... d4?? { [%eval 5.48] } { Blunder. Kxg7 was best. } { [%clk 0:52:24] } 27. Qh5 { [%eval 5.08] [%clk 1:03:00] } 27... Qxh1+ { [%eval 3.14] [%clk 0:52:13] } 28. Ka2 { [%eval 6.16] [%clk 1:03:27] } 28... Kxg7 { [%eval 5.82] [%clk 0:52:34] } 29. Qxf7+ { [%eval 5.62] [%clk 1:03:52] } 29... Kh6 { [%eval 5.62] [%clk 0:46:16] } 30. Qf6+ { [%eval 4.97] [%clk 1:04:15] } 30... Kh7 { [%eval 5.47] [%clk 0:46:42] } 31. Qf5+ { [%eval 3.21] [%clk 1:04:41] } 31... Kg7 { [%eval 3.3] [%clk 0:45:09] } 32. Qg5+ { [%eval 3.16] [%clk 1:05:04] } 32... Kh7 { [%eval 3.15] [%clk 0:45:34] } 33. f5 { [%eval 3.24] [%clk 1:05:20] } 33... Rc6 { [%eval 3.37] [%clk 0:35:17] } 34. Qh5+ { [%eval 3.39] [%clk 1:05:29] } 34... Kg7 { [%eval 3.35] [%clk 0:35:35] } 35. Qf7+ { [%eval 3.1] [%clk 1:03:41] } 35... Kh6 { [%eval 4.03] [%clk 0:35:59] } 36. f6 { [%eval 4.05] [%clk 1:04:07] } 36... Re5? { [%eval 8.34] } { Mistake. Qc1 was best. } { [%clk 0:28:49] } 37. Qg7+ { [%eval 8.1] [%clk 1:03:35] } 37... Kh5 { [%eval 7.87] [%clk 0:29:13] } 38. Bf7+ { [%clk 1:03:39] } 1-0