Event: Round 6: Paul Van der Pas - Leon Elferink
Date: 2025-06-01
White: Paul Van der Pas
Black: Leon Elferink
Result: 0-1
ECO: D45
Opening: Semi-Slav Defense: Normal Variation
Variant: Standard

1. d4 { [%eval 0.17] [%clk 1:50:17] } 1... d5 { [%eval 0.2] [%clk 1:50:15] } 2. c4 { [%eval 0.18] [%clk 1:50:23] } 2... e6 { [%eval 0.17] [%clk 1:50:23] } 3. Nf3 { [%eval 0.16] [%clk 1:50:27] } 3... Nf6 { [%eval 0.17] [%clk 1:50:26] } 4. Nc3 { [%eval 0.1] [%clk 1:50:32] } 4... c6 { [%eval 0.12] [%clk 1:50:13] } 5. e3 { [%eval 0.13] [%clk 1:50:36] } 5... Nbd7 { [%eval 0.14] [%clk 1:50:17] } 6. Be2 { [%eval 0.12] [%clk 1:50:37] } 6... Qa5 { [%eval 0.56] [%clk 1:46:31] } 7. Bd2 { [%eval 0.49] [%clk 1:47:03] } 7... Bb4 { [%eval 0.86] [%clk 1:43:45] } 8. a3 { [%eval 0.89] [%clk 1:46:40] } 8... Bxc3 { [%eval 0.88] [%clk 1:43:48] } 9. Bxc3 { [%eval 0.88] [%clk 1:46:45] } 9... Qc7 { [%eval 0.94] [%clk 1:42:36] } 10. Bd3 { [%eval 0.76] [%clk 1:39:02] } 10... dxc4 { [%eval 0.7] [%clk 1:37:39] } 11. Bxc4 { [%eval 0.77] [%clk 1:39:04] } 11... Ne4 { [%eval 1.09] [%clk 1:36:57] } 12. Qc2?! { [%eval 0.4] } { Inaccuracy. Rc1 was best. } { [%clk 1:38:34] } 12... Ndf6?! { [%eval 1.05] } { Inaccuracy. Nxc3 was best. } { [%clk 1:36:19] } 13. Bd3 { [%eval 0.71] [%clk 1:37:45] } 13... Nxc3 { [%eval 0.76] [%clk 1:36:18] } 14. Qxc3 { [%eval 0.7] [%clk 1:37:46] } 14... O-O { [%eval 1.0] [%clk 1:29:02] } 15. O-O { [%eval 0.78] [%clk 1:37:38] } 15... Re8?! { [%eval 1.41] } { Inaccuracy. b6 was best. } { [%clk 1:27:35] } 16. Rac1 { [%eval 1.31] [%clk 1:35:35] } 16... Nd7 { [%eval 1.23] [%clk 1:26:07] } 17. e4 { [%eval 1.13] [%clk 1:34:43] } 17... Qd6?! { [%eval 1.88] } { Inaccuracy. e5 was best. } { [%clk 1:24:24] } 18. e5 { [%eval 1.92] [%clk 1:33:30] } 18... Qe7 { [%eval 1.89] [%clk 1:24:02] } 19. Nd2 { [%eval 1.82] [%clk 1:30:02] } 19... f5 { [%eval 1.8] [%clk 1:15:44] } 20. b4? { [%eval 0.57] } { Mistake. exf6 was best. } { [%clk 1:18:43] } 20... Nb6 { [%eval 0.71] [%clk 1:14:49] } 21. Bc4 { [%eval 0.74] [%clk 1:17:58] } 21... Nd5 { [%eval 0.74] [%clk 1:09:20] } 22. Bxd5 { [%eval 0.5] [%clk 1:17:20] } 22... cxd5 { [%eval 0.35] [%clk 1:03:34] } 23. Qc7 { [%eval 0.41] [%clk 1:15:20] } 23... b6 { [%eval 0.43] [%clk 0:58:31] } 24. Rc3 { [%eval 0.37] [%clk 1:15:13] } 24... Qxc7 { [%eval 0.47] [%clk 0:58:16] } 25. Rxc7 { [%eval 0.69] [%clk 1:15:13] } 25... Ba6 { [%eval 0.38] [%clk 0:58:19] } 26. Rfc1 { [%eval 0.41] [%clk 1:15:11] } 26... Rac8 { [%eval 0.46] [%clk 0:56:39] } 27. h3 { [%eval 0.26] [%clk 1:15:02] } 27... Kf8 { [%eval 0.4] [%clk 0:56:17] } 28. a4 { [%eval 0.14] [%clk 1:11:12] } 28... Rxc7 { [%eval 0.16] [%clk 0:56:12] } 29. Rxc7 { [%eval 0.14] [%clk 1:11:16] } 29... Re7 { [%eval 0.32] [%clk 0:56:03] } 30. Rxe7 { [%eval 0.0] [%clk 1:11:01] } 30... Kxe7 { [%eval 0.0] [%clk 0:56:08] } 31. b5 { [%eval 0.0] [%clk 1:11:02] } 31... Bc8 { [%eval 0.06] [%clk 0:56:10] } 32. f4 { [%eval 0.07] [%clk 1:10:45] } 32... Kd7 { [%eval 0.06] [%clk 0:54:01] } 33. Kf2 { [%eval 0.03] [%clk 1:08:01] } 33... Kc7 { [%eval 0.23] [%clk 0:53:21] } 34. Nb1 { [%eval 0.0] [%clk 1:07:41] } 34... Bd7 { [%eval 0.0] [%clk 0:51:51] } 35. Kg3 { [%eval 0.0] [%clk 1:07:15] } 35... a6 { [%eval 0.16] [%clk 0:50:28] } 36. Nc3 { [%eval 0.0] [%clk 1:07:12] } 36... axb5 { [%eval 0.0] [%clk 0:50:04] } 37. axb5 { [%eval 0.0] [%clk 1:06:58] } 37... Kd8 { [%eval 0.0] [%clk 0:49:25] } 38. Kh4 { [%eval 0.0] [%clk 1:06:36] } 38... Be8 { [%eval 0.0] [%clk 0:47:28] } 39. Kg5 { [%eval 0.0] [%clk 1:06:30] } 39... h6+ { [%eval 0.0] [%clk 0:46:45] } 40. Kh4 { [%eval 0.0] [%clk 1:06:28] } 40... Kc7 { [%eval 0.08] [%clk 0:39:26] } 41. g4 { [%eval 0.0] [%clk 1:06:10] } 41... Bg6 { [%eval 0.1] [%clk 0:39:05] } 42. g5 { [%eval 0.0] [%clk 1:05:40] } 42... Be8 { [%eval 0.0] [%clk 0:37:25] } 43. gxh6 { [%eval 0.0] [%clk 1:04:01] } 43... gxh6 { [%eval 0.0] [%clk 0:37:27] } 44. Kg3 { [%eval 0.0] [%clk 1:03:53] } 44... Kd8 { [%eval 0.0] [%clk 0:35:31] } 45. Kh4 { [%eval 0.01] [%clk 1:02:29] } 45... Ke7 { [%eval 0.18] [%clk 0:34:56] } 46. Na4 { [%eval 0.0] [%clk 1:02:24] } 46... Bxb5 { [%eval 0.0] [%clk 0:34:48] } 47. Nxb6 { [%eval 0.0] [%clk 1:02:25] } 47... Kd8?? { [%eval 6.83] } { Blunder. Be8 was best. } { [%clk 0:33:21] } 48. Kh5 { [%eval 7.01] [%clk 1:01:28] } 48... Kc7 { [%eval 6.66] [%clk 0:31:30] } 49. Nxd5+?? { [%eval 0.0] } { Blunder. Na8+ was best. } { [%clk 1:01:28] } 49... exd5 { [%eval 0.0] [%clk 0:31:33] } 50. Kxh6 { [%eval 0.0] [%clk 1:01:28] } 50... Kd7 { [%eval 0.0] [%clk 0:27:30] } 51. Kg6 { [%eval 0.0] [%clk 1:01:12] } 51... Ke6 { [%eval 0.0] [%clk 0:26:42] } 52. h4 { [%eval 0.0] [%clk 1:01:13] } 52... Be8+ { [%eval 0.0] [%clk 0:26:36] } 53. Kg5 { [%eval 0.0] [%clk 1:00:51] } 53... Bd7 { [%eval 0.0] [%clk 0:25:27] } 54. h5 { [%eval 0.0] [%clk 1:00:32] } 54... Kf7 { [%eval 0.0] [%clk 0:24:31] } 55. h6 { [%eval 0.0] [%clk 1:00:26] } 55... Bc8 { [%eval 0.0] [%clk 0:24:37] } 56. h7 { [%eval 0.0] [%clk 0:59:38] } 56... Kg7 { [%eval 0.0] [%clk 0:24:40] } 57. h8=Q+ { [%eval 0.0] [%clk 0:59:40] } 57... Kxh8 { [%eval 0.0] [%clk 0:24:47] } 58. Kf6 { [%eval 0.0] [%clk 0:59:41] } 58... Kg8 { [%eval 0.0] [%clk 0:24:41] } 59. e6?? { [%eval #-39] } { Checkmate is now unavoidable. Ke7 was best. } { [%clk 0:59:40] } 59... Kf8 { [%eval -18.03] [%clk 0:24:38] } 60. Kxf5?! { [%eval #-30] } { Checkmate is now unavoidable. e7+ was best. } { [%clk 0:59:23] } 60... Ke7 { [%eval #-25] [%clk 0:24:42] } 61. Kg6 { [%eval #-25] [%clk 0:53:37] } 61... Bxe6 { [%eval #-24] [%clk 0:22:27] } 62. f5 { [%eval #-24] [%clk 0:53:35] } 62... Bf7+ { [%eval #-24] [%clk 0:22:12] } 63. Kg7 { [%eval #-19] [%clk 0:53:07] } 63... Bh5 { [%eval #-19] [%clk 0:22:15] } 64. f6+ { [%eval #-19] [%clk 0:52:28] } 64... Ke6 { [%eval #-18] [%clk 0:22:08] } 65. Kh6 { [%eval #-19] [%clk 0:52:10] } 65... Be8 { [%eval #-21] [%clk 0:22:02] } 66. Kg7 { [%eval #-18] [%clk 0:52:08] } 66... Bf7 { [%eval #-19] [%clk 0:22:00] } 67. Kf8 { [%eval #-19] [%clk 0:51:30] } 67... Bg6 { [%eval #-18] [%clk 0:19:22] } 68. Kg7 { [%eval #-18] [%clk 0:51:27] } 68... Kf5 { [%eval #-19] [%clk 0:18:13] } 69. f7 { [%eval #-16] [%clk 0:46:09] } 69... Bxf7 { [%eval #-15] [%clk 0:18:18] } 70. Kxf7 { [%eval #-15] [%clk 0:46:13] } 70... Ke4 { [%eval #-14] [%clk 0:18:25] } 71. Kf6 { [%eval #-12] [%clk 0:45:57] } 71... Kxd4 { [%eval #-11] [%clk 0:18:27] } 72. Kf5 { [%eval #-11] [%clk 0:45:55] } 72... Ke3 { [%eval #-10] [%clk 0:18:27] } 0-1