Event: Biel Chess Festival 2025
Date: 2025-07-23
White: Kuenzli, Simon
WhiteElo: 1993
Black: Ruchat, Blaise
BlackElo: 1874
Result: 1-0
ECO: B27
Opening: Sicilian Defense: Hyperaccelerated Dragon
Variant: Standard

1. e4 { [%eval 0.18] [%clk 1:30:56] } 1... c5 { [%eval 0.25] [%clk 1:30:49] } 2. Nf3 { [%eval 0.2] [%clk 1:31:18] } 2... g6 { [%eval 0.34] [%clk 1:31:02] } 3. c4 { [%eval 0.38] [%clk 1:31:29] } 3... Bg7 { [%eval 0.44] [%clk 1:30:25] } 4. d4 { [%eval 0.37] [%clk 1:31:02] } 4... Nc6 { [%eval 0.67] [%clk 1:20:53] } 5. d5 { [%eval 0.6] [%clk 1:26:45] } 5... Nd4 { [%eval 0.46] [%clk 1:19:11] } 6. Nc3 { [%eval 0.33] [%clk 1:22:30] } 6... d6 { [%eval 0.63] [%clk 1:18:31] } 7. h3 { [%eval 0.3] [%clk 1:21:28] } 7... e5 { [%eval 0.28] [%clk 1:14:39] } 8. dxe6 { [%eval 0.4] [%clk 1:21:05] } 8... Nxf3+ { [%eval 0.5] [%clk 1:03:21] } 9. Qxf3 { [%eval 0.55] [%clk 1:19:57] } 9... Bxe6 { [%eval 0.53] [%clk 1:03:44] } 10. Be2 { [%eval 0.42] [%clk 1:16:47] } 10... Qb6 { [%eval 0.62] [%clk 0:55:34] } 11. O-O { [%eval 0.56] [%clk 1:14:56] } 11... Nf6?! { [%eval 1.37] } { Inaccuracy. Ne7 was best. } { [%clk 0:36:06] } 12. Qd3 { [%eval 1.15] [%clk 1:04:22] } 12... Nd7 { [%eval 1.24] [%clk 0:33:06] } 13. Nb5 { [%eval 0.86] [%clk 0:51:08] } 13... Be5? { [%eval 2.26] } { Mistake. O-O was best. } { [%clk 0:33:08] } 14. Rd1?! { [%eval 1.18] } { Inaccuracy. f4 was best. } { [%clk 0:44:22] } 14... Ke7?? { [%eval 3.77] } { Blunder. O-O was best. } { [%clk 0:16:49] } 15. f4 { [%eval 3.75] [%clk 0:42:16] } 15... Bg7 { [%eval 4.61] [%clk 0:14:06] } 16. Be3?! { [%eval 3.55] } { Inaccuracy. f5 was best. } { [%clk 0:31:22] } 16... Rad8 { [%eval 4.22] [%clk 0:14:21] } 17. Qxd6+? { [%eval 2.31] } { Mistake. Qa3 was best. } { [%clk 0:26:08] } 17... Qxd6 { [%eval 2.4] [%clk 0:13:08] } 18. Nxd6 { [%eval 2.34] [%clk 0:26:26] } 18... b6 { [%eval 2.52] [%clk 0:06:06] } 19. Rab1 { [%eval 2.08] [%clk 0:20:43] } 19... Nb8 { [%eval 2.07] [%clk 0:06:05] } 20. e5 { [%eval 2.14] [%clk 0:20:16] } 20... f6 { [%eval 2.32] [%clk 0:05:19] } 21. f5? { [%eval 0.59] } { Mistake. b4 was best. } { [%clk 0:16:28] } 21... gxf5 { [%eval 0.5] [%clk 0:03:44] } 22. Rf1 { [%eval 0.64] [%clk 0:12:35] } 22... fxe5? { [%eval 1.87] } { Mistake. f4 was best. } { [%clk 0:03:23] } 23. Nxf5+ { [%eval 1.81] [%clk 0:12:51] } 23... Bxf5 { [%eval 1.76] [%clk 0:03:14] } 24. Rxf5 { [%eval 1.7] [%clk 0:13:15] } 24... Bf6 { [%eval 2.25] [%clk 0:03:02] } 25. Rbf1 { [%eval 2.52] [%clk 0:13:17] } 25... Rdf8? { [%eval 4.29] } { Mistake. Rd6 was best. } { [%clk 0:00:44] } 26. Bh6 { [%eval 4.09] [%clk 0:13:06] } 26... Nd7 { [%eval 4.4] [%clk 0:00:34] } 27. Bxf8+ { [%eval 4.39] [%clk 0:13:13] } 27... Rxf8 { [%eval 4.36] [%clk 0:01:01] } 28. Rh5 { [%eval 4.15] [%clk 0:12:15] } 28... Rf7 { [%eval 4.38] [%clk 0:01:04] } 29. Bf3? { [%eval 2.15] } { Mistake. Kh1 was best. } { [%clk 0:09:24] } 29... e4 { [%eval 2.13] [%clk 0:01:05] } 30. Be2 { [%eval 2.15] [%clk 0:09:04] } 30... Bd4+ { [%eval 2.27] [%clk 0:01:22] } 31. Kh1 { [%eval 2.23] [%clk 0:08:43] } 31... Nf6 { [%eval 2.2] [%clk 0:00:40] } 32. Rhf5 { [%eval 2.18] [%clk 0:08:37] } 32... Bxb2 { [%eval 2.25] [%clk 0:00:43] } 33. g4 { [%eval 2.2] [%clk 0:08:19] } 33... Rg7 { [%eval 2.21] [%clk 0:00:40] } 34. g5 { [%eval 2.18] [%clk 0:06:17] } 34... Nd7? { [%eval 3.87] } { Mistake. Ne8 was best. } { [%clk 0:01:04] } 35. R1f4 { [%eval 3.94] [%clk 0:06:19] } 35... Ne5 { [%eval 4.32] [%clk 0:00:33] } 36. Rxe4 { [%eval 4.26] [%clk 0:06:13] } 36... Kd6 { [%eval 4.22] [%clk 0:00:40] } 37. h4 { [%eval 4.28] [%clk 0:04:58] } 37... Bd4 { [%eval 4.32] [%clk 0:00:46] } 38. Kg2 { [%eval 4.02] [%clk 0:04:07] } 38... a6 { [%eval 4.88] [%clk 0:00:35] } 39. Rf6+ { [%eval 4.96] [%clk 0:03:52] } 39... Kc7 { [%eval 4.91] [%clk 0:00:51] } 40. Re6 { [%eval 4.88] [%clk 0:03:32] } 40... Nc6 { [%eval 4.85] [%clk 0:00:35] } 41. Kh3 { [%eval 4.68] [%clk 0:02:18] } 41... Rf7 { [%eval 4.88] [%clk 0:29:13] } 42. Kg4 { [%eval 4.9] [%clk 0:29:48] } 42... Rf2 { [%eval 4.99] [%clk 0:20:36] } 43. Kh5 { [%eval 4.97] [%clk 0:29:12] } 43... Bg7 { [%eval 4.93] [%clk 0:02:18] } 44. a4 { [%eval 5.01] [%clk 0:26:44] } 44... Rh2?! { [%eval 6.67] } { Inaccuracy. Bd4 was best. } { [%clk 0:00:35] } 45. Bg4 { [%eval 6.64] [%clk 0:17:26] } 45... Rg2 { [%eval 7.98] [%clk 0:00:43] } 46. Re7+ { [%eval 7.71] [%clk 0:16:14] } 46... Nxe7 { [%eval 8.37] [%clk 0:01:09] } 47. Rxe7+ { [%eval 8.1] [%clk 0:16:31] } 47... Kd6 { [%eval 8.18] [%clk 0:01:35] } 48. Rxg7 { [%eval 8.02] [%clk 0:16:56] } 48... b5 { [%eval 7.65] [%clk 0:01:42] } 49. axb5 { [%eval 7.63] [%clk 0:16:44] } 49... axb5 { [%eval 7.59] [%clk 0:02:09] } 50. cxb5 { [%eval 7.67] [%clk 0:14:49] } 50... Rb2 { [%eval 7.74] [%clk 0:00:42] } 51. Rd7+ { [%eval 7.23] [%clk 0:12:48] } 1-0