Event: Biel Chess Festival 2025
Date: 2025-07-22
White: Brand, Thomas
WhiteElo: 1464
Black: Trachsel, Peter
BlackElo: 1695
Result: 0-1
ECO: D10
Opening: Slav Defense
Variant: Standard

1. d4 { [%eval 0.17] [%clk 1:30:57] } 1... d5 { [%eval 0.2] [%clk 1:30:44] } 2. c4 { [%eval 0.18] [%clk 1:31:18] } 2... c6 { [%eval 0.21] [%clk 1:30:54] } 3. Nc3 { [%eval 0.17] [%clk 1:31:38] } 3... Nf6 { [%eval 0.2] [%clk 1:31:00] } 4. Bf4 { [%eval -0.25] [%clk 1:31:35] } 4... e6 { [%eval 0.29] [%clk 1:29:49] } 5. e3 { [%eval 0.23] [%clk 1:30:22] } 5... Nbd7 { [%eval 0.32] [%clk 1:27:28] } 6. Nf3 { [%eval 0.38] [%clk 1:27:12] } 6... Be7 { [%eval 0.33] [%clk 1:24:55] } 7. cxd5 { [%eval 0.2] [%clk 1:25:17] } 7... Nxd5 { [%eval 0.24] [%clk 1:23:22] } 8. Nxd5 { [%eval 0.15] [%clk 1:23:11] } 8... exd5 { [%eval 0.15] [%clk 1:20:26] } 9. a3 { [%eval 0.12] [%clk 1:21:37] } 9... Nf6 { [%eval 0.16] [%clk 1:19:33] } 10. Bd3 { [%eval 0.15] [%clk 1:21:29] } 10... Bg4 { [%eval 0.22] [%clk 1:17:06] } 11. O-O { [%eval 0.09] [%clk 1:15:23] } 11... Nh5 { [%eval 0.26] [%clk 1:14:04] } 12. Bg3?! { [%eval -0.33] } { Inaccuracy. Be5 was best. } { [%clk 1:09:48] } 12... Bd6 { [%eval 0.16] [%clk 1:03:02] } 13. h3? { [%eval -1.06] } { Mistake. Bxd6 was best. } { [%clk 1:02:16] } 13... Nxg3 { [%eval -1.05] [%clk 1:00:44] } 14. fxg3 { [%eval -0.92] [%clk 1:02:28] } 14... Bh5 { [%eval -0.53] [%clk 1:00:11] } 15. g4 { [%eval -0.48] [%clk 0:58:41] } 15... Bg6 { [%eval -0.5] [%clk 1:00:08] } 16. Bxg6 { [%eval -0.68] [%clk 0:55:50] } 16... hxg6 { [%eval -0.72] [%clk 1:00:27] } 17. Ne5 { [%eval -0.85] [%clk 0:51:21] } 17... Bxe5 { [%eval -0.58] [%clk 0:57:55] } 18. dxe5 { [%eval -0.55] [%clk 0:51:35] } 18... Qe7 { [%eval -0.33] [%clk 0:58:13] } 19. Qf3? { [%eval -1.69] } { Mistake. e4 was best. } { [%clk 0:49:30] } 19... O-O { [%eval -1.75] [%clk 0:57:56] } 20. Qg3?! { [%eval -2.77] } { Inaccuracy. Qf4 was best. } { [%clk 0:46:47] } 20... Rae8 { [%eval -2.79] [%clk 0:57:44] } 21. Rae1 { [%eval -3.02] [%clk 0:42:29] } 21... Qxe5 { [%eval -3.27] [%clk 0:57:15] } 22. Qxe5 { [%eval -3.24] [%clk 0:40:43] } 22... Rxe5 { [%eval -3.0] [%clk 0:57:32] } 23. Rf4 { [%eval -3.0] [%clk 0:38:23] } 23... Rfe8 { [%eval -3.1] [%clk 0:54:58] } 24. Ref1 { [%eval -3.76] [%clk 0:36:09] } 24... R8e7 { [%eval -3.75] [%clk 0:54:33] } 25. e4?! { [%eval -5.0] } { Inaccuracy. R1f3 was best. } { [%clk 0:30:15] } 25... Rxe4 { [%eval -4.54] [%clk 0:54:37] } 26. R4f3 { [%eval -4.95] [%clk 0:26:50] } 26... Re1?! { [%eval -3.73] } { Inaccuracy. g5 was best. } { [%clk 0:52:19] } 27. b4?! { [%eval -4.8] } { Inaccuracy. Rxf7 was best. } { [%clk 0:23:53] } 27... Rxf1+ { [%eval -4.81] [%clk 0:51:20] } 28. Kxf1 { [%eval -4.77] [%clk 0:23:33] } 28... Re4 { [%eval -4.74] [%clk 0:49:45] } 29. Rc3 { [%eval -5.01] [%clk 0:20:56] } 29... a6 { [%eval -4.85] [%clk 0:48:36] } 30. Kf2 { [%eval -4.64] [%clk 0:20:16] } 30... Rc4 { [%eval -4.69] [%clk 0:47:10] } 31. Re3 { [%eval -4.77] [%clk 0:17:52] } 31... Kf8 { [%eval -4.48] [%clk 0:47:26] } 32. Re5 { [%eval -5.42] [%clk 0:17:40] } 32... Rc3 { [%eval -5.3] [%clk 0:45:27] } 33. a4 { [%eval -5.26] [%clk 0:13:05] } 33... Rb3 { [%eval -5.29] [%clk 0:45:34] } 34. b5 { [%eval -5.37] [%clk 0:13:00] } 34... axb5 { [%eval -5.47] [%clk 0:45:46] } 35. axb5 { [%eval -5.35] [%clk 0:13:13] } 35... Rxb5 { [%eval -5.41] [%clk 0:46:01] } 36. Re3 { [%eval -5.49] [%clk 0:08:20] } 36... d4 { [%eval -5.58] [%clk 0:44:43] } 37. Ra3 { [%eval -5.63] [%clk 0:07:50] } 37... Rd5 { [%eval -5.57] [%clk 0:44:32] } 38. Ke2 { [%eval -5.47] [%clk 0:05:06] } 38... Rd7 { [%eval -5.12] [%clk 0:39:22] } 39. Kd3 { [%eval -5.7] [%clk 0:03:19] } 39... c5 { [%eval -5.86] [%clk 0:38:18] } 40. Ra5 { [%eval -5.86] [%clk 0:01:10] } 40... b6 { [%eval -5.78] [%clk 0:34:20] } 41. Ra8+ { [%eval -5.8] [%clk 0:01:23] } 41... Ke7 { [%eval -5.91] [%clk 0:33:47] } 42. Rb8?! { [%eval -8.39] } { Inaccuracy. Rc8 was best. } { [%clk 0:01:31] } 42... c4+ { [%eval -7.62] [%clk 0:33:56] } 43. Kd2 { [%eval -8.3] [%clk 0:00:41] } 43... Rd6 { [%eval -6.6] [%clk 0:33:43] } 44. Rb7+ { [%eval -6.59] [%clk 0:28:57] } 44... Kf6 { [%eval -6.24] [%clk 1:03:31] } 45. Rc7 { [%eval -6.33] [%clk 0:28:24] } 45... b5 { [%eval -6.24] [%clk 1:03:09] } 46. Rc5 { [%eval -6.33] [%clk 0:28:28] } 46... Rb6 { [%eval -6.21] [%clk 1:01:18] } 47. Rd5 { [%eval -6.79] [%clk 0:28:13] } 47... Ke6 { [%eval -6.51] [%clk 1:01:10] } 48. Rg5 { [%eval -7.21] [%clk 0:24:02] } 48... Kd6 { [%eval -6.86] [%clk 0:57:51] } 49. h4?! { [%eval -11.87] } { Inaccuracy. Kc2 was best. } { [%clk 0:22:46] } 49... b4 { [%eval -10.95] [%clk 0:56:51] } 50. h5 { [%eval -11.87] [%clk 0:22:38] } 50... c3+ { [%eval -10.0] [%clk 0:55:33] } 51. Kd3 { [%eval -10.13] [%clk 0:21:06] } 51... b3 { [%eval -9.36] [%clk 0:54:01] } 52. hxg6? { [%eval #-9] } { Checkmate is now unavoidable. Ke4 was best. } { [%clk 0:19:06] } 52... f6 { [%eval #-10] [%clk 0:53:00] } 53. Ra5 { [%eval #-9] [%clk 0:18:09] } 53... b2 { [%eval #-8] [%clk 0:53:10] } 54. Kxd4 { [%clk 0:17:30] } 54... b1=Q { [%clk 0:52:21] } 55. Rd5+ { [%clk 0:17:30] } 55... Ke7 { [%clk 0:52:37] } 0-1