Event: Biel Chess Festival 2025 MTO
Site: Biel, Switzerland
Date: 2025-07-19
White: Gruenfeld, Yehuda
WhiteTitle: GM
WhiteElo: 2367
Black: Baenziger, Fabian
BlackTitle: IM
BlackElo: 2450
Result: 0-1
ECO: B32
Opening: Sicilian Defense: Kalashnikov Variation
Variant: Standard
TimeControl: 100 min 40 moves + 30 min Rest + 30 sec per move

1. e4 { [%eval 0.18] [%clk 1:40:55] } 1... c5 { [%eval 0.25] [%clk 1:40:42] } 2. Nf3 { [%eval 0.2] [%clk 1:41:20] } 2... Nc6 { [%eval 0.3] [%clk 1:40:58] } 3. d4 { [%eval 0.27] [%clk 1:41:44] } 3... cxd4 { [%eval 0.27] [%clk 1:41:21] } 4. Nxd4 { [%eval 0.21] [%clk 1:42:08] } 4... e5 { [%eval 0.42] [%clk 1:41:14] } 5. Nb5 { [%eval 0.35] [%clk 1:42:26] } 5... d6 { [%eval 0.37] [%clk 1:41:29] } 6. N1c3 { [%eval 0.25] [%clk 1:41:57] } 6... a6 { [%eval 0.38] [%clk 1:41:28] } 7. Na3 { [%eval 0.3] [%clk 1:42:22] } 7... Be7 { [%eval 0.26] [%clk 1:41:43] } 8. Nc4 { [%eval 0.32] [%clk 1:40:50] } 8... b5 { [%eval 0.36] [%clk 1:40:46] } 9. Ne3 { [%eval 0.28] [%clk 1:41:13] } 9... Nf6 { [%eval 0.43] [%clk 1:41:05] } 10. Bd3 { [%eval 0.35] [%clk 1:40:18] } 10... Nb4 { [%eval 0.28] [%clk 1:39:53] } 11. Be2 { [%eval 0.33] [%clk 1:37:21] } 11... O-O { [%eval 0.36] [%clk 1:40:08] } 12. O-O { [%eval 0.47] [%clk 1:32:54] } 12... Be6 { [%eval 0.34] [%clk 1:14:25] } 13. Ncd5?! { [%eval -0.39] } { Inaccuracy. a3 was best. } { [%clk 1:05:57] } 13... Nbxd5 { [%eval -0.41] [%clk 1:33:56] } 14. exd5 { [%eval -0.42] [%clk 1:06:12] } 14... Bd7 { [%eval -0.43] [%clk 1:34:12] } 15. c4 { [%eval -0.51] [%clk 0:58:22] } 15... Qc7 { [%eval -0.12] [%clk 1:32:57] } 16. b3 { [%eval -0.49] [%clk 0:41:21] } 16... Rab8 { [%eval -0.04] [%clk 1:20:28] } 17. Qc2 { [%eval -0.19] [%clk 0:48:14] } 17... Rfe8 { [%eval -0.06] [%clk 1:07:33] } 18. Bd2 { [%eval -0.08] [%clk 0:43:57] } 18... Bf8 { [%eval 0.1] [%clk 1:00:08] } 19. Rfc1 { [%eval 0.2] [%clk 0:44:52] } 19... g6 { [%eval 0.22] [%clk 0:48:46] } 20. b4 { [%eval -0.1] [%clk 0:39:06] } 20... Bh6 { [%eval 0.24] [%clk 0:49:49] } 21. Qd1 { [%eval 0.27] [%clk 0:29:13] } 21... bxc4 { [%eval 0.3] [%clk 0:42:54] } 22. Nxc4 { [%eval 0.25] [%clk 0:28:14] } 22... Bxd2 { [%eval 0.27] [%clk 0:43:18] } 23. Qxd2 { [%eval 0.31] [%clk 0:28:37] } 23... Bb5 { [%eval 0.66] [%clk 0:40:22] } 24. a4 { [%eval 1.0] [%clk 0:19:42] } 24... Bxc4 { [%eval 0.86] [%clk 0:40:47] } 25. Bxc4?! { [%eval 0.02] } { Inaccuracy. Rxc4 was best. } { [%clk 0:20:00] } 25... Qa7 { [%eval 0.18] [%clk 0:37:05] } 26. Rc2 { [%eval -0.34] [%clk 0:11:56] } 26... e4 { [%eval -0.72] [%clk 0:34:40] } 27. Re1 { [%eval -0.8] [%clk 0:11:27] } 27... Re5?! { [%eval -0.13] } { Inaccuracy. Ng4 was best. } { [%clk 0:34:07] } 28. b5 { [%eval -0.27] [%clk 0:08:37] } 28... axb5 { [%eval -0.12] [%clk 0:27:28] } 29. axb5 { [%eval -0.1] [%clk 0:09:33] } 29... Qb6 { [%eval -0.16] [%clk 0:27:23] } 30. h3 { [%eval -0.12] [%clk 0:08:34] } 30... Rc8 { [%eval -0.2] [%clk 0:20:42] } 31. Rec1?! { [%eval -1.06] } { Inaccuracy. Qf4 was best. } { [%clk 0:08:45] } 31... e3 { [%eval -0.9] [%clk 0:18:54] } 32. fxe3 { [%eval -1.41] [%clk 0:09:12] } 32... Rxe3 { [%eval -1.34] [%clk 0:19:18] } 33. Kh2 { [%eval -0.92] [%clk 0:09:35] } 33... Ne4 { [%eval -1.06] [%clk 0:18:39] } 34. Qd1?? { [%eval -3.02] } { Blunder. Qb4 was best. } { [%clk 0:10:00] } 34... Rxc4 { [%eval -3.04] [%clk 0:12:36] } 35. Rxc4 { [%eval -3.14] [%clk 0:10:24] } 35... Rxh3+ { [%eval -3.16] [%clk 0:12:59] } 36. Kxh3 { [%eval -3.16] [%clk 0:10:49] } 36... Nf2+ { [%eval -3.09] [%clk 0:13:10] } 37. Kh2 { [%eval -2.98] [%clk 0:11:10] } 37... Nxd1 { [%eval -2.97] [%clk 0:13:36] } 38. Rxd1 { [%eval -3.0] [%clk 0:11:36] } 38... Qxb5 { [%eval -3.03] [%clk 0:13:57] } 39. Rcd4 { [%eval -3.63] [%clk 0:12:02] } 39... Qe2 { [%eval -3.78] [%clk 0:13:19] } 40. R4d2 { [%eval -3.61] [%clk 0:12:00] } 40... Qe5+ { [%eval -3.56] [%clk 0:12:19] } 41. Kg1 { [%eval -3.28] [%clk 0:12:16] } 41... h5 { [%eval -3.17] [%clk 0:12:22] } 0-1