Event: Biel Chess Festival 2025 MTO
Site: Biel, Switzerland
Date: 2025-07-22
White: Federer, Colin
WhiteTitle: FM
WhiteElo: 2303
Black: Talwalkar, Vedant
BlackTitle: FM
BlackElo: 2014
Result: 1-0
ECO: B69
Opening: Sicilian Defense: Richter-Rauzer Variation, Neo-Modern Variation, Nyezhmetdinov Attack
Variant: Standard
TimeControl: 100 min 40 moves + 30 min Rest + 30 sec per move

1. e4 { [%eval 0.18] [%clk 1:40:52] } 1... c5 { [%eval 0.25] [%clk 1:40:50] } 2. Nf3 { [%eval 0.2] [%clk 1:41:10] } 2... d6 { [%eval 0.31] [%clk 1:41:13] } 3. d4 { [%eval 0.22] [%clk 1:41:34] } 3... cxd4 { [%eval 0.19] [%clk 1:41:37] } 4. Nxd4 { [%eval 0.18] [%clk 1:41:59] } 4... Nf6 { [%eval 0.31] [%clk 1:41:57] } 5. Nc3 { [%eval 0.32] [%clk 1:42:25] } 5... Nc6 { [%eval 0.3] [%clk 1:42:20] } 6. Bg5 { [%eval 0.25] [%clk 1:42:35] } 6... e6 { [%eval 0.39] [%clk 1:42:42] } 7. Qd2 { [%eval 0.33] [%clk 1:42:59] } 7... a6 { [%eval 0.33] [%clk 1:43:06] } 8. O-O-O { [%eval 0.5] [%clk 1:43:21] } 8... Be7 { [%eval 0.43] [%clk 1:43:26] } 9. f4 { [%eval 0.4] [%clk 1:42:53] } 9... Bd7 { [%eval 0.48] [%clk 1:43:10] } 10. Nf3 { [%eval 0.48] [%clk 1:42:28] } 10... b5 { [%eval 0.37] [%clk 1:44:06] } 11. Bxf6 { [%eval 0.29] [%clk 1:42:46] } 11... gxf6 { [%eval 0.36] [%clk 1:44:27] } 12. Kb1 { [%eval 0.37] [%clk 1:42:10] } 12... Qb6 { [%eval 0.43] [%clk 1:44:26] } 13. f5 { [%eval 0.33] [%clk 1:42:21] } 13... O-O-O { [%eval 0.32] [%clk 1:44:42] } 14. a4 { [%eval 0.37] [%clk 1:41:29] } 14... b4 { [%eval 0.33] [%clk 1:42:45] } 15. Ne2 { [%eval 0.5] [%clk 1:36:42] } 15... Kb8 { [%eval 0.48] [%clk 1:36:07] } 16. fxe6 { [%eval 0.43] [%clk 1:40:50] } 16... fxe6 { [%eval 0.33] [%clk 1:36:19] } 17. Nf4?! { [%eval -0.23] } { Inaccuracy. b3 was best. } { [%clk 1:25:12] } 17... Rhe8?! { [%eval 0.36] } { Inaccuracy. b3 was best. } { [%clk 1:20:41] } 18. Bc4 { [%eval 0.04] [%clk 1:23:43] } 18... Bf8?! { [%eval 1.12] } { Inaccuracy. d5 was best. } { [%clk 1:06:41] } 19. Qe2 { [%eval 1.07] [%clk 1:18:01] } 19... Ka7 { [%eval 1.42] [%clk 1:09:47] } 20. Bb3 { [%eval 1.43] [%clk 1:06:02] } 20... Na5?! { [%eval 2.23] } { Inaccuracy. Qc5 was best. } { [%clk 1:01:37] } 21. Rhf1 { [%eval 1.72] [%clk 0:55:57] } 21... Bg7 { [%eval 1.97] [%clk 0:55:55] } 22. Qd3 { [%eval 1.48] [%clk 0:59:59] } 22... Nb7 { [%eval 1.85] [%clk 0:45:44] } 23. Nd4?! { [%eval 1.13] } { Inaccuracy. Nd2 was best. } { [%clk 0:57:15] } 23... Nc5 { [%eval 1.18] [%clk 0:36:57] } 24. Qh3 { [%eval 1.38] [%clk 0:39:49] } 24... Re7? { [%eval 2.82] } { Mistake. f5 was best. } { [%clk 0:28:10] } 25. Nfxe6 { [%eval 2.94] [%clk 0:38:32] } 25... Rde8 { [%eval 3.05] [%clk 0:23:50] } 26. a5?! { [%eval 1.93] } { Inaccuracy. Qg3 was best. } { [%clk 0:33:37] } 26... Qxa5 { [%eval 1.89] [%clk 0:07:56] } 27. Nxg7 { [%eval 1.64] [%clk 0:29:28] } 27... Rxg7 { [%eval 1.46] [%clk 0:04:04] } 28. Qxd7+?! { [%eval 0.59] } { Inaccuracy. Qh6 was best. } { [%clk 0:26:38] } 28... Rxd7 { [%eval 0.55] [%clk 0:22:21] } 29. Nc6+ { [%eval 0.57] [%clk 0:10:03] } 29... Kb6 { [%eval 0.62] [%clk 0:22:45] } 30. Nxa5 { [%eval 0.74] [%clk 0:10:29] } 30... Kxa5 { [%eval 0.66] [%clk 0:22:15] } 31. Rxf6 { [%eval 0.58] [%clk 0:08:48] } 31... Rxe4 { [%eval 1.06] [%clk 0:19:54] } 32. Bd5 { [%eval 0.99] [%clk 0:04:17] } 32... Re2?! { [%eval 1.83] } { Inaccuracy. Re5 was best. } { [%clk 0:18:56] } 33. Bf3 { [%eval 1.39] [%clk 0:02:01] } 33... Rf2? { [%eval 2.65] } { Mistake. Re5 was best. } { [%clk 0:17:41] } 34. Rfxd6?? { [%eval 0.25] } { Blunder. b3 was best. } { [%clk 0:06:07] } 34... Rxd6 { [%eval 0.39] [%clk 0:17:46] } 35. Rxd6 { [%eval 0.23] [%clk 0:04:55] } 35... b3 { [%eval 0.21] [%clk 0:15:11] } 36. cxb3 { [%eval 0.22] [%clk 0:04:51] } 36... Nxb3 { [%eval 0.25] [%clk 0:13:37] } 37. Ka2 { [%eval 0.35] [%clk 0:01:11] } 37... Nd2 { [%eval 0.38] [%clk 0:11:16] } 38. Bd5 { [%eval 0.43] [%clk 0:01:16] } 38... Nf1?! { [%eval 1.12] } { Inaccuracy. h5 was best. } { [%clk 0:14:30] } 39. Ka3 { [%eval 0.79] [%clk 0:00:39] } 39... Kb5 { [%eval 0.93] [%clk 0:13:44] } 40. Bb7?! { [%eval 0.13] } { Inaccuracy. b4 was best. } { [%clk 0:24:58] } 40... Nxh2?? { [%eval 3.29] } { Blunder. a5 was best. } { [%clk 0:40:17] } 41. b4 { [%eval 3.54] [%clk 0:12:49] } 41... Kc4 { [%eval 3.47] [%clk 0:39:55] } 42. Bxa6+ { [%eval 3.42] [%clk 0:22:23] } 42... Kc3 { [%eval 3.4] [%clk 0:38:52] } 43. b5 { [%eval 3.36] [%clk 0:21:50] } 43... Rf1?! { [%eval 4.51] } { Inaccuracy. Rxg2 was best. } { [%clk 0:37:47] } 44. Rc6+ { [%eval 4.34] [%clk 0:20:53] } 44... Kd4 { [%eval 4.21] [%clk 0:34:16] } 45. b6 { [%eval 3.76] [%clk 0:18:01] } 45... Kd5?! { [%eval 5.12] } { Inaccuracy. Ra1+ was best. } { [%clk 0:39:36] } 46. b7 { [%eval 4.71] [%clk 0:17:46] } 46... Kxc6 { [%eval 5.31] [%clk 0:39:10] } 47. b8=Q { [%eval 5.16] [%clk 0:18:07] } 47... Ra1+ { [%eval 5.49] [%clk 0:39:04] } 48. Kb2 { [%eval 5.43] [%clk 0:18:34] } 48... Rxa6 { [%eval 5.41] [%clk 0:40:00] } 49. Qxh2 { [%eval 5.38] [%clk 0:18:57] } 49... Kd5 { [%eval 5.37] [%clk 0:39:56] } 1-0