Event: Round 4: Mark Van Der Werf - Juergen Peist
Date: 2021-09-29
White: Mark Van Der Werf
Black: Juergen Peist
Result: 1/2-1/2
ECO: D35
Opening: Queen's Gambit Declined: Exchange Variation, Positional Variation
Variant: Standard

1. c4 { [%eval 0.2] [%clk 1:30:57] } 1... e6 { [%eval 0.2] [%clk 1:30:48] } 2. Nc3 { [%eval 0.05] [%clk 1:31:17] } 2... d5 { [%eval 0.12] [%clk 1:31:11] } 3. d4 { [%eval 0.16] [%clk 1:31:40] } 3... Nf6 { [%eval 0.4] [%clk 1:31:13] } 4. cxd5 { [%eval 0.16] [%clk 1:32:03] } 4... exd5 { [%eval 0.28] [%clk 1:31:36] } 5. Bg5 { [%eval 0.21] [%clk 1:32:26] } 5... Nbd7 { [%eval 0.35] [%clk 1:30:42] } 6. e3 { [%eval 0.44] [%clk 1:32:46] } 6... c6 { [%eval 0.4] [%clk 1:30:15] } 7. Bd3 { [%eval 0.36] [%clk 1:33:07] } 7... Be7 { [%eval 0.39] [%clk 1:29:38] } 8. Nge2 { [%eval 0.22] [%clk 1:33:29] } 8... Nh5 { [%eval 0.48] [%clk 1:28:15] } 9. Bxe7 { [%eval 0.54] [%clk 1:33:48] } 9... Qxe7 { [%eval 0.48] [%clk 1:28:40] } 10. g4 { [%eval 0.31] [%clk 1:22:56] } 10... Nhf6 { [%eval 0.26] [%clk 1:29:05] } 11. Ng3 { [%eval 0.33] [%clk 1:23:19] } 11... Nb6?! { [%eval 0.96] } { Inaccuracy. Nf8 was best. } { [%clk 1:23:59] } 12. g5 { [%eval 0.44] [%clk 1:22:38] } 12... Ng8 { [%eval 0.72] [%clk 1:16:08] } 13. h4 { [%eval 0.49] [%clk 1:22:20] } 13... g6 { [%eval 0.85] [%clk 1:16:12] } 14. Qf3 { [%eval 0.47] [%clk 1:15:54] } 14... Be6 { [%eval 0.8] [%clk 1:08:41] } 15. Qf4 { [%eval 0.84] [%clk 1:05:54] } 15... h6 { [%eval 1.05] [%clk 1:08:59] } 16. Qe5 { [%eval 0.93] [%clk 0:58:49] } 16... Rh7 { [%eval 0.89] [%clk 1:08:55] } 17. h5? { [%eval -0.35] } { Mistake. O-O-O was best. } { [%clk 0:55:19] } 17... hxg5 { [%eval 0.04] [%clk 1:07:03] } 18. hxg6 { [%eval 0.0] [%clk 0:54:14] } 18... Rxh1+ { [%eval 0.04] [%clk 1:07:12] } 19. Nxh1 { [%eval -0.2] [%clk 0:54:39] } 19... f6?? { [%eval 1.36] } { Blunder. fxg6 was best. } { [%clk 0:50:34] } 20. Qh2 { [%eval 1.39] [%clk 0:54:59] } 20... O-O-O { [%eval 1.42] [%clk 0:50:42] } 21. Ng3 { [%eval 1.27] [%clk 0:52:59] } 21... Nc4 { [%eval 1.61] [%clk 0:48:34] } 22. O-O-O { [%eval 1.45] [%clk 0:50:50] } 22... Qb4 { [%eval 1.65] [%clk 0:40:30] } 23. Bxc4 { [%eval 1.72] [%clk 0:51:14] } 23... Qxc4 { [%eval 1.59] [%clk 0:40:55] } 24. Kc2 { [%eval 1.18] [%clk 0:44:02] } 24... a5?! { [%eval 1.91] } { Inaccuracy. Bg4 was best. } { [%clk 0:37:59] } 25. b3 { [%eval 1.49] [%clk 0:41:21] } 25... Qb4 { [%eval 1.64] [%clk 0:38:09] } 26. Kb2 { [%eval 1.27] [%clk 0:41:46] } 26... Qd6 { [%eval 1.12] [%clk 0:35:10] } 27. Rc1 { [%eval 0.77] [%clk 0:34:26] } 27... Kb8 { [%eval 0.81] [%clk 0:35:26] } 28. Na4?! { [%eval 0.08] } { Inaccuracy. Qh8 was best. } { [%clk 0:32:48] } 28... Ka7?! { [%eval 0.92] } { Inaccuracy. Ne7 was best. } { [%clk 0:35:30] } 29. Nc5 { [%eval 0.72] [%clk 0:31:28] } 29... Bc8 { [%eval 1.0] [%clk 0:35:41] } 30. Qh7 { [%eval 0.68] [%clk 0:30:31] } 30... Ne7 { [%eval 1.12] [%clk 0:28:25] } 31. Qf7 { [%eval 0.99] [%clk 0:29:03] } 31... b6 { [%eval 0.86] [%clk 0:23:04] } 32. Na4?! { [%eval 0.0] } { Inaccuracy. Nd3 was best. } { [%clk 0:23:41] } 32... Qe6 { [%eval 0.06] [%clk 0:23:17] } 33. Qxe6 { [%eval 0.0] [%clk 0:19:53] } 33... Bxe6 { [%eval 0.0] [%clk 0:23:45] } 34. Nh5?? { [%eval -1.75] } { Blunder. g7 was best. } { [%clk 0:19:32] } 34... Kb7? { [%eval -0.52] } { Mistake. Rh8 was best. } { [%clk 0:16:45] } 35. g7 { [%eval -0.28] [%clk 0:11:17] } 35... Rg8 { [%eval 0.0] [%clk 0:14:50] } 36. Nxf6 { [%eval -0.35] [%clk 0:09:01] } 36... Rxg7 { [%eval -0.39] [%clk 0:15:08] } 37. Rh1 { [%eval -0.27] [%clk 0:08:01] } 37... Nf5 { [%eval -0.05] [%clk 0:11:34] } 38. Nc3 { [%eval -0.15] [%clk 0:04:09] } 38... Nd6 { [%eval 0.0] [%clk 0:05:44] } 39. Rh6 { [%eval -0.05] [%clk 0:02:06] } 39... Nf5 { [%eval -0.06] [%clk 0:03:43] } 40. Rh7 { [%eval -0.03] [%clk 0:01:58] } 40... Rxh7 { [%eval -0.04] [%clk 0:02:15] } 41. Nxh7 { [%eval -0.09] [%clk 0:02:22] } 41... g4 { [%eval -0.08] [%clk 0:02:39] } 42. Ne2 { [%eval -0.23] [%clk 0:01:45] } 42... Kc7 { [%eval -0.19] [%clk 0:02:12] } 43. Nf6 { [%eval -0.27] [%clk 0:01:38] } 1/2-1/2