Event: Round 4: Wecker, Martin - Derr, Oleg
Date: 2025-07-18
White: Wecker, Martin
WhiteElo: 2087
Black: Derr, Oleg
BlackElo: 2130
Result: 1/2-1/2
ECO: A13
Opening: English Opening: Agincourt Defense, Bogoljubow Defense
Variant: Standard

1. Nf3 { [%eval 0.1] [%clk 1:30:43] } 1... d5 { [%eval 0.18] [%clk 1:30:53] } 2. g3 { [%eval 0.15] [%clk 1:31:05] } 2... Nf6 { [%eval 0.15] [%clk 1:31:19] } 3. Bg2 { [%eval 0.13] [%clk 1:31:20] } 3... e6 { [%eval 0.11] [%clk 1:31:40] } 4. c4 { [%eval 0.13] [%clk 1:31:19] } 4... Bd6 { [%eval 0.37] [%clk 1:32:04] } 5. d4 { [%eval 0.3] [%clk 1:28:58] } 5... O-O { [%eval 0.35] [%clk 1:32:17] } 6. O-O { [%eval 0.2] [%clk 1:29:20] } 6... Nc6 { [%eval 0.38] [%clk 1:32:42] } 7. Nbd2 { [%eval 0.22] [%clk 1:29:02] } 7... a5 { [%eval 0.24] [%clk 1:33:04] } 8. b3 { [%eval 0.15] [%clk 1:28:34] } 8... Ne4 { [%eval 0.17] [%clk 1:32:40] } 9. Bb2 { [%eval 0.08] [%clk 1:26:25] } 9... f5 { [%eval 0.12] [%clk 1:32:57] } 10. Ne5 { [%eval 0.13] [%clk 1:17:28] } 10... Nxe5 { [%eval 0.11] [%clk 1:17:49] } 11. dxe5 { [%eval 0.0] [%clk 1:17:47] } 11... Be7 { [%eval 0.2] [%clk 1:17:36] } 12. Nxe4 { [%eval 0.09] [%clk 0:51:16] } 12... fxe4 { [%eval 0.19] [%clk 1:17:40] } 13. Qc2 { [%eval 0.26] [%clk 0:51:00] } 13... Bd7 { [%eval 0.29] [%clk 1:15:03] } 14. Rad1 { [%eval 0.33] [%clk 0:49:24] } 14... c6 { [%eval 0.29] [%clk 1:15:16] } 15. Qd2 { [%eval 0.0] [%clk 0:35:53] } 15... Be8 { [%eval 0.13] [%clk 1:13:46] } 16. f3?! { [%eval -0.75] } { Inaccuracy. Bh3 was best. } { [%clk 0:33:26] } 16... exf3 { [%eval -0.38] [%clk 1:09:00] } 17. Rxf3 { [%eval -0.76] [%clk 0:30:19] } 17... Rxf3 { [%eval -0.71] [%clk 1:08:55] } 18. Bxf3 { [%eval -0.7] [%clk 0:30:05] } 18... Bg6 { [%eval -0.24] [%clk 1:08:29] } 19. Kg2 { [%eval -0.23] [%clk 0:27:40] } 19... a4 { [%eval -0.33] [%clk 1:04:49] } 20. Qe3 { [%eval -0.35] [%clk 0:23:46] } 20... Bc2 { [%eval -0.26] [%clk 0:59:26] } 21. Rf1 { [%eval -0.22] [%clk 0:21:18] } 21... axb3 { [%eval -0.15] [%clk 0:59:23] } 22. axb3 { [%eval -0.16] [%clk 0:21:43] } 22... Bf5 { [%eval -0.02] [%clk 0:56:49] } 23. Qc3 { [%eval -0.46] [%clk 0:17:37] } 23... Ra2 { [%eval -0.42] [%clk 0:53:14] } 24. Ra1 { [%eval -0.86] [%clk 0:15:11] } 24... Qa8?! { [%eval 0.0] } { Inaccuracy. Rxa1 was best. } { [%clk 0:50:35] } 25. Rxa2 { [%eval 0.0] [%clk 0:13:22] } 25... Qxa2 { [%eval 0.0] [%clk 0:50:58] } 26. cxd5 { [%eval 0.0] [%clk 0:13:31] } 26... cxd5 { [%eval 0.0] [%clk 0:47:44] } 27. Bxd5 { [%eval 0.0] [%clk 0:12:32] } 27... b5 { [%eval 0.0] [%clk 0:28:40] } 28. Bf3 { [%eval 0.0] [%clk 0:09:31] } 28... b4 { [%eval 0.0] [%clk 0:28:46] } 29. Qc7 { [%eval 0.0] [%clk 0:08:36] } 29... Bf8 { [%eval 0.0] [%clk 0:27:28] } 30. g4 { [%eval 0.0] [%clk 0:05:39] } 30... Bd3 { [%eval 0.0] [%clk 0:17:14] } 31. Qc1 { [%eval -0.06] [%clk 0:02:38] } 31... Bg6 { [%eval -0.04] [%clk 0:17:36] } 32. Bd4 { [%eval -0.09] [%clk 0:02:36] } 32... Qc2 { [%eval 0.0] [%clk 0:16:35] } 33. Qe3 { [%eval 0.0] [%clk 0:02:30] } 33... Qb1?? { [%eval 2.67] } { Blunder. h6 was best. } { [%clk 0:15:49] } 34. Bc6?? { [%eval -0.02] } { Blunder. Bc5 was best. } { [%clk 0:01:49] } 34... Bc2 { [%eval -0.06] [%clk 0:14:56] } 35. Qf4?! { [%eval -1.09] } { Inaccuracy. Kf2 was best. } { [%clk 0:01:06] } 35... Qxb3 { [%eval -1.25] [%clk 0:14:28] } 36. Be8 { [%eval -1.06] [%clk 0:01:11] } 36... Qd5+ { [%eval -1.2] [%clk 0:14:19] } 37. Kf2?? { [%eval -3.35] } { Blunder. Kg3 was best. } { [%clk 0:00:52] } 37... Bg6 { [%eval -3.37] [%clk 0:14:32] } 38. Bxg6 { [%eval -3.62] [%clk 0:01:00] } 38... hxg6 { [%eval -3.82] [%clk 0:14:56] } 39. h4 { [%eval -3.81] [%clk 0:00:43] } 39... Be7 { [%eval -3.58] [%clk 0:13:51] } 40. h5?! { [%eval -4.56] } { Inaccuracy. g5 was best. } { [%clk 0:00:33] } 40... gxh5 { [%eval -4.27] [%clk 0:05:44] } 41. gxh5 { [%eval -3.43] [%clk 0:00:51] } 41... b3?? { [%eval -0.91] } { Blunder. Bc5 was best. } { [%clk 0:05:53] } 42. Bb2 { [%eval -0.84] [%clk 0:12:17] } 42... Qc5+ { [%eval -0.88] [%clk 0:19:18] } 43. Kg2?? { [%eval -3.54] } { Blunder. Kf3 was best. } { [%clk 0:08:32] } 43... Qc2 { [%eval -3.44] [%clk 0:18:49] } 44. Qg4 { [%eval -3.61] [%clk 0:08:51] } 44... Kf7 { [%eval -3.47] [%clk 0:15:38] } 45. Qf3+ { [%eval -3.52] [%clk 0:09:01] } 45... Kg8 { [%eval -3.48] [%clk 0:13:55] } 46. Qg4 { [%eval -3.06] [%clk 0:09:24] } 46... Qxb2?? { [%eval 0.0] } { Blunder. Kh7 was best. } { [%clk 0:09:40] } 47. Qxe6+ { [%eval 0.0] [%clk 0:09:46] } 47... Kh8 { [%eval 0.0] [%clk 0:08:00] } 48. Qc8+ { [%eval 0.0] [%clk 0:09:56] } 48... Kh7 { [%eval 0.0] [%clk 0:08:23] } 49. Qf5+ { [%eval 0.0] [%clk 0:10:16] } 49... Kg8 { [%eval 0.0] [%clk 0:08:50] } 50. Qe6+ { [%eval 0.0] [%clk 0:10:25] } 50... Kf8 { [%eval 0.0] [%clk 0:09:13] } 51. Qc8+ { [%eval 0.0] [%clk 0:10:49] } 51... Kf7 { [%eval 0.0] [%clk 0:09:35] } 52. Qc4+ { [%eval 0.0] [%clk 0:08:23] } 52... Ke8 { [%eval 0.0] [%clk 0:09:50] } 53. Qc6+ { [%eval 0.0] [%clk 0:06:06] } 53... Kd8 { [%eval 0.0] [%clk 0:07:35] } 54. Qb6+ { [%eval 0.0] [%clk 0:06:26] } 54... Kc8 { [%eval 0.0] [%clk 0:06:50] } 55. Qc6+ { [%eval 0.0] [%clk 0:06:49] } 55... Kd8 { [%eval 0.0] [%clk 0:06:38] } 56. Qb6+ { [%eval 0.0] [%clk 0:07:09] } 56... Ke8 { [%eval 0.0] [%clk 0:06:59] } 57. Qc6+ { [%eval 0.0] [%clk 0:07:26] } 57... Kf7 { [%eval 0.0] [%clk 0:07:20] } 58. Qc4+ { [%eval 0.0] [%clk 0:07:40] } 58... Kf8 { [%eval 0.0] [%clk 0:07:40] } 1/2-1/2