Event: Biel Chess Festival 2025
Date: 2025-07-18
White: Boyer, Jean-Francois
WhiteElo: 1743
Black: Ploder, Udo
BlackElo: 1886
Result: 0-1
ECO: C47
Opening: Four Knights Game: Scotch Variation Accepted
Variant: Standard

1. e4 { [%eval 0.18] [%clk 1:30:57] } 1... e5 { [%eval 0.22] [%clk 1:30:51] } 2. Nf3 { [%eval 0.13] [%clk 1:31:19] } 2... Nc6 { [%eval 0.21] [%clk 1:31:13] } 3. Nc3 { [%eval 0.06] [%clk 1:30:29] } 3... Nf6 { [%eval 0.07] [%clk 1:31:19] } 4. d4 { [%eval 0.06] [%clk 1:30:49] } 4... exd4 { [%eval 0.09] [%clk 1:31:22] } 5. Nxd4 { [%eval 0.06] [%clk 1:31:10] } 5... Bb4 { [%eval 0.06] [%clk 1:31:21] } 6. Nxc6 { [%eval 0.07] [%clk 1:31:02] } 6... bxc6 { [%eval 0.08] [%clk 1:31:45] } 7. Bd3 { [%eval 0.07] [%clk 1:30:13] } 7... d5 { [%eval 0.08] [%clk 1:31:34] } 8. exd5 { [%eval 0.09] [%clk 1:28:54] } 8... O-O { [%eval 0.14] [%clk 1:30:58] } 9. O-O { [%eval 0.07] [%clk 1:28:50] } 9... cxd5 { [%eval 0.03] [%clk 1:29:29] } 10. Ne2 { [%eval -0.26] [%clk 1:13:28] } 10... Bd6 { [%eval -0.02] [%clk 1:20:26] } 11. Bf4 { [%eval -0.06] [%clk 1:08:33] } 11... Ng4 { [%eval 0.18] [%clk 1:13:24] } 12. Qd2 { [%eval 0.16] [%clk 1:05:39] } 12... Rb8 { [%eval 0.19] [%clk 1:06:14] } 13. b3 { [%eval 0.17] [%clk 0:53:10] } 13... Ne5 { [%eval 0.27] [%clk 1:01:32] } 14. Rad1 { [%eval 0.08] [%clk 0:45:20] } 14... c6 { [%eval 0.22] [%clk 0:52:56] } 15. c4 { [%eval 0.08] [%clk 0:36:15] } 15... Be6?! { [%eval 0.75] } { Inaccuracy. Nxd3 was best. } { [%clk 0:43:46] } 16. c5 { [%eval 0.79] [%clk 0:29:24] } 16... Bc7 { [%eval 0.78] [%clk 0:43:39] } 17. Bb1 { [%eval 0.72] [%clk 0:28:06] } 17... Ng6 { [%eval 1.17] [%clk 0:42:33] } 18. Bxc7 { [%eval 1.15] [%clk 0:25:58] } 18... Qxc7 { [%eval 1.19] [%clk 0:42:51] } 19. Rfe1?! { [%eval 0.52] } { Inaccuracy. Nd4 was best. } { [%clk 0:22:47] } 19... Bd7 { [%eval 0.77] [%clk 0:39:59] } 20. Nd4 { [%eval 1.05] [%clk 0:18:15] } 20... Rfe8 { [%eval 0.92] [%clk 0:38:00] } 21. g3 { [%eval 0.79] [%clk 0:16:38] } 21... Nf8 { [%eval 0.67] [%clk 0:32:17] } 22. b4 { [%eval 0.87] [%clk 0:15:21] } 22... g6 { [%eval 1.19] [%clk 0:30:07] } 23. h4 { [%eval 1.14] [%clk 0:12:46] } 23... Bg4 { [%eval 0.99] [%clk 0:29:02] } 24. Rc1 { [%eval 1.14] [%clk 0:12:46] } 24... h5 { [%eval 1.37] [%clk 0:23:16] } 25. Bd3 { [%eval 1.51] [%clk 0:11:44] } 25... Bd7 { [%eval 1.83] [%clk 0:20:27] } 26. a4 { [%eval 2.03] [%clk 0:10:11] } 26... Kg7?! { [%eval 3.11] } { Inaccuracy. Ne6 was best. } { [%clk 0:19:30] } 27. b5 { [%eval 2.97] [%clk 0:08:45] } 27... Ne6 { [%eval 2.69] [%clk 0:16:10] } 28. bxc6?? { [%eval -0.01] } { Blunder. Rxe6 was best. } { [%clk 0:05:21] } 28... Nxd4 { [%eval -0.01] [%clk 0:16:04] } 29. cxd7?? { [%eval -5.14] } { Blunder. Qc3 was best. } { [%clk 0:05:38] } 29... Nf3+?! { [%eval -3.94] } { Inaccuracy. Rxe1+ was best. } { [%clk 0:16:11] } 30. Kg2 { [%eval -3.68] [%clk 0:04:24] } 30... Nxe1+?? { [%eval 0.0] } { Blunder. Rxe1 was best. } { [%clk 0:12:35] } 31. Rxe1 { [%eval 0.0] [%clk 0:03:26] } 31... Rxe1 { [%eval 0.0] [%clk 0:11:39] } 32. Qxe1 { [%eval 0.0] [%clk 0:02:39] } 32... Rd8 { [%eval 0.0] [%clk 0:11:04] } 33. Bb5 { [%eval 0.0] [%clk 0:02:17] } 33... Qxc5 { [%eval 0.0] [%clk 0:08:48] } 34. Qe5+ { [%eval 0.0] [%clk 0:01:25] } 34... Kh7 { [%eval 0.49] [%clk 0:08:57] } 35. Qe8 { [%eval 0.0] [%clk 0:01:39] } 35... Qf8 { [%eval 0.0] [%clk 0:09:14] } 36. Qxf8?? { [%eval -3.22] } { Blunder. Qe5 was best. } { [%clk 0:01:35] } 36... Rxf8 { [%eval -3.76] [%clk 0:09:28] } 37. Kf3 { [%eval -3.68] [%clk 0:01:50] } 37... Kg7 { [%eval -3.61] [%clk 0:09:31] } 38. Ke3 { [%eval -3.26] [%clk 0:01:57] } 38... Kf6 { [%eval -3.37] [%clk 0:09:49] } 39. Kd4 { [%eval -3.29] [%clk 0:02:20] } 39... Ke6 { [%eval -3.44] [%clk 0:09:58] } 40. Kc5 { [%eval -3.22] [%clk 0:02:27] } 40... Rd8 { [%eval -2.85] [%clk 0:08:49] } 41. Kc6? { [%eval -5.45] } { Mistake. f3 was best. } { [%clk 0:01:57] } 41... Rxd7 { [%eval -5.47] [%clk 0:08:46] } 42. a5 { [%eval -5.55] [%clk 0:30:10] } 42... d4 { [%eval -5.72] [%clk 0:37:10] } 43. Bd3 { [%eval -5.67] [%clk 0:30:13] } 43... a6 { [%eval -5.58] [%clk 0:34:15] } 44. f3 { [%eval -5.86] [%clk 0:30:11] } 44... Rd6+ { [%eval -5.41] [%clk 0:32:44] } 45. Kc5 { [%eval -5.7] [%clk 0:29:27] } 45... f5 { [%eval -5.71] [%clk 0:29:37] } 46. f4 { [%eval -6.21] [%clk 0:28:32] } 46... Ke7 { [%eval -5.71] [%clk 0:28:20] } 47. Kc4 { [%eval -5.93] [%clk 0:28:30] } 47... Kd7 { [%eval -5.56] [%clk 0:28:32] } 48. Kc5 { [%eval -6.58] [%clk 0:28:17] } 48... Kc7 { [%eval -6.5] [%clk 0:28:28] } 49. Kc4 { [%eval -6.59] [%clk 0:27:46] } 49... Kc6 { [%eval -6.37] [%clk 0:28:23] } 50. Kb4 { [%eval -7.34] [%clk 0:27:30] } 50... Kd5 { [%eval -7.84] [%clk 0:28:06] } 51. Bb1 { [%eval -7.15] [%clk 0:24:49] } 51... Rc6 { [%eval -6.08] [%clk 0:28:06] } 52. Bd3 { [%eval -6.06] [%clk 0:24:49] } 52... Kd6 { [%eval -5.68] [%clk 0:23:07] } 53. Bf1 { [%eval -5.85] [%clk 0:21:32] } 53... Rc3 { [%eval -5.78] [%clk 0:22:22] } 54. Bxa6 { [%eval -6.08] [%clk 0:21:28] } 54... Rxg3 { [%eval -5.47] [%clk 0:22:37] } 55. Bc4 { [%eval -6.07] [%clk 0:21:21] } 55... Kc6 { [%eval -6.0] [%clk 0:20:22] } 56. Bb5+ { [%eval -5.92] [%clk 0:19:58] } 56... Kb7 { [%eval -6.03] [%clk 0:20:34] } 57. a6+ { [%eval -6.26] [%clk 0:20:15] } 57... Kb6 { [%eval -5.92] [%clk 0:20:35] } 58. Bc4 { [%eval -6.32] [%clk 0:20:32] } 58... Rg4 { [%eval -6.49] [%clk 0:18:01] } 59. Bf7 { [%clk 0:19:29] } 59... Kxa6 { [%clk 0:17:36] } 60. Kc4 { [%clk 0:19:49] } 60... Rxf4 { [%clk 0:16:53] } 61. Bxg6 { [%clk 0:20:11] } 61... Rxh4 { [%clk 0:16:59] } 62. Bxf5 { [%clk 0:20:26] } 62... Kb6 { [%clk 0:16:40] } 63. Kd5 { [%clk 0:19:16] } 63... Kb5 { [%clk 0:16:28] } 64. Be4 { [%clk 0:19:38] } 64... Rxe4 { [%clk 0:16:05] } 0-1