Event: Round 8: Van der Werf, Mark - Van Dael, Siem
Date: 2025-04-05
White: Van der Werf, Mark
WhiteTitle: IM
WhiteElo: 2388
Black: Van Dael, Siem
BlackTitle: FM
BlackElo: 2271
Result: 1-0
ECO: E92
Opening: King's Indian Defense: Orthodox Variation, Gligoric-Taimanov System
Variant: Standard

1. d4 { [%eval 0.17] [%clk 1:30:57] } 1... Nf6 { [%eval 0.19] [%clk 1:23:38] } 2. c4 { [%eval 0.18] [%clk 1:31:22] } 2... g6 { [%eval 0.19] [%clk 1:24:05] } 3. Nc3 { [%eval 0.21] [%clk 1:31:47] } 3... Bg7 { [%eval 0.51] [%clk 1:24:32] } 4. e4 { [%eval 0.4] [%clk 1:32:10] } 4... d6 { [%eval 0.48] [%clk 1:24:53] } 5. Be2 { [%eval 0.51] [%clk 1:32:33] } 5... O-O { [%eval 0.48] [%clk 1:24:59] } 6. Nf3 { [%eval 0.45] [%clk 1:32:56] } 6... e5 { [%eval 0.4] [%clk 1:25:25] } 7. Be3 { [%eval 0.22] [%clk 1:33:21] } 7... exd4 { [%eval 0.31] [%clk 1:24:56] } 8. Nxd4 { [%eval 0.18] [%clk 1:33:44] } 8... Re8 { [%eval 0.22] [%clk 1:25:23] } 9. Qc2 { [%eval 0.33] [%clk 1:34:06] } 9... Nc6 { [%eval 0.2] [%clk 1:24:17] } 10. Rd1 { [%eval 0.18] [%clk 1:34:18] } 10... Ng4 { [%eval 0.22] [%clk 1:13:54] } 11. Bxg4 { [%eval 0.31] [%clk 1:34:41] } 11... Bxg4 { [%eval 0.35] [%clk 1:14:21] } 12. f3 { [%eval 0.42] [%clk 1:35:03] } 12... Bd7 { [%eval 0.56] [%clk 1:14:16] } 13. O-O { [%eval 0.54] [%clk 1:35:12] } 13... a6 { [%eval 0.76] [%clk 1:13:26] } 14. c5?! { [%eval -0.12] } { Inaccuracy. Nde2 was best. } { [%clk 1:15:40] } 14... Nb4 { [%eval -0.29] [%clk 1:11:04] } 15. Qd2 { [%eval -0.3] [%clk 1:12:02] } 15... dxc5 { [%eval -0.26] [%clk 1:10:53] } 16. Nb3 { [%eval -0.68] [%clk 1:11:35] } 16... Bb5 { [%eval -0.77] [%clk 1:08:58] } 17. Nxb5 { [%eval -0.81] [%clk 1:09:01] } 17... axb5?! { [%eval 0.0] } { Inaccuracy. Qxd2 was best. } { [%clk 1:01:06] } 18. Qe2 { [%eval 0.0] [%clk 0:58:53] } 18... Qf6 { [%eval 0.0] [%clk 1:00:24] } 19. Bxc5 { [%eval 0.0] [%clk 0:55:36] } 19... Nc6 { [%eval 0.03] [%clk 0:58:31] } 20. Qxb5 { [%eval 0.04] [%clk 0:53:08] } 20... b6 { [%eval 0.1] [%clk 0:46:59] } 21. Bf2 { [%eval 0.17] [%clk 0:46:16] } 21... Re5 { [%eval 0.2] [%clk 0:25:13] } 22. Qc4 { [%eval 0.31] [%clk 0:43:14] } 22... Rh5?! { [%eval 1.04] } { Inaccuracy. Qe6 was best. } { [%clk 0:25:02] } 23. Rd5?! { [%eval 0.05] } { Inaccuracy. Nc1 was best. } { [%clk 0:40:02] } 23... Ne5?? { [%eval 2.76] } { Blunder. Rxd5 was best. } { [%clk 0:23:38] } 24. Qxc7 { [%eval 2.95] [%clk 0:33:06] } 24... Qf4 { [%eval 3.37] [%clk 0:22:52] } 25. Bg3 { [%eval 3.26] [%clk 0:33:29] } 25... Qe3+ { [%eval 3.25] [%clk 0:23:16] } 26. Kh1 { [%eval 3.24] [%clk 0:33:42] } 26... Nd3 { [%eval 3.35] [%clk 0:22:46] } 27. Rd8+ { [%eval 3.59] [%clk 0:27:52] } 27... Rxd8 { [%eval 3.64] [%clk 0:23:07] } 28. Qxd8+ { [%eval 3.34] [%clk 0:28:18] } 28... Bf8 { [%eval 3.39] [%clk 0:23:30] } 29. Nc1 { [%eval 3.32] [%clk 0:21:12] } 29... Nxb2?! { [%eval 4.3] } { Inaccuracy. Ne5 was best. } { [%clk 0:07:32] } 30. Bd6 { [%eval 4.29] [%clk 0:16:18] } 30... Qh6 { [%eval 4.09] [%clk 0:04:34] } 31. Nb3?! { [%eval 2.72] } { Inaccuracy. g4 was best. } { [%clk 0:13:56] } 31... Nc4 { [%eval 2.65] [%clk 0:00:42] } 32. Qxf8+?? { [%eval 0.65] } { Blunder. g4 was best. } { [%clk 0:13:53] } 32... Qxf8 { [%eval 0.75] [%clk 0:01:07] } 33. Bxf8 { [%eval 0.75] [%clk 0:14:20] } 33... Kxf8 { [%eval 0.74] [%clk 0:01:32] } 34. Kg1 { [%eval 0.65] [%clk 0:12:29] } 34... Rb5 { [%eval 0.54] [%clk 0:01:39] } 35. Kf2 { [%eval 0.57] [%clk 0:12:07] } 35... Rb4 { [%eval 0.5] [%clk 0:01:42] } 36. Rc1 { [%eval 0.44] [%clk 0:11:11] } 36... Ra4 { [%eval 0.52] [%clk 0:00:52] } 37. Rc2 { [%eval 0.44] [%clk 0:11:32] } 37... h5 { [%eval 0.59] [%clk 0:01:02] } 38. Nd2?! { [%eval 0.0] } { Inaccuracy. h4 was best. } { [%clk 0:09:17] } 38... Ne5 { [%eval 0.4] [%clk 0:00:36] } 39. Ke2 { [%eval 0.37] [%clk 0:08:22] } 39... g5 { [%eval 0.33] [%clk 0:00:32] } 40. h4 { [%eval 0.0] [%clk 0:05:01] } 40... gxh4 { [%eval 0.0] [%clk 0:00:32] } 41. Ke3 { [%eval 0.0] [%clk 0:03:29] } 41... Ra3+ { [%eval 0.0] [%clk 0:23:56] } 42. Nb3 { [%eval 0.0] [%clk 0:31:26] } 42... Kg7 { [%eval 0.0] [%clk 0:23:47] } 43. Kf4 { [%eval 0.0] [%clk 0:27:18] } 43... Kf6 { [%eval 0.0] [%clk 0:22:34] } 44. Rd2 { [%eval 0.0] [%clk 0:26:32] } 44... Ng6+ { [%eval 0.0] [%clk 0:14:05] } 45. Ke3 { [%eval 0.0] [%clk 0:26:55] } 45... Ne5 { [%eval 0.0] [%clk 0:14:28] } 46. Rc2 { [%eval 0.0] [%clk 0:25:05] } 46... Kg7 { [%eval 0.0] [%clk 0:14:10] } 47. Kd4 { [%eval -0.07] [%clk 0:23:59] } 47... Kf6 { [%eval 0.0] [%clk 0:14:17] } 48. f4 { [%eval 0.0] [%clk 0:18:27] } 48... Ra4+ { [%eval 0.0] [%clk 0:14:42] } 49. Ke3 { [%eval 0.0] [%clk 0:18:32] } 49... Ng4+ { [%eval 0.0] [%clk 0:14:31] } 50. Kd3 { [%eval 0.0] [%clk 0:18:15] } 50... Kg7 { [%eval 0.0] [%clk 0:14:06] } 51. Re2 { [%eval 0.0] [%clk 0:17:29] } 51... Nf6 { [%eval 0.0] [%clk 0:13:18] } 52. Nd4 { [%eval 0.0] [%clk 0:16:31] } 52... Nd7 { [%eval 0.0] [%clk 0:10:01] } 53. e5 { [%eval 0.0] [%clk 0:12:45] } 53... Nc5+ { [%eval 0.0] [%clk 0:10:27] } 54. Kc3 { [%eval 0.0] [%clk 0:12:32] } 54... Kg6?? { [%eval 1.82] } { Blunder. Ne6 was best. } { [%clk 0:10:52] } 55. f5+ { [%eval 1.79] [%clk 0:11:59] } 55... Kg7?! { [%eval 2.74] } { Inaccuracy. Kg5 was best. } { [%clk 0:11:10] } 56. e6 { [%eval 2.53] [%clk 0:11:26] } 56... fxe6 { [%eval 2.47] [%clk 0:10:40] } 57. fxe6 { [%eval 3.1] [%clk 0:11:28] } 57... Kf8? { [%eval 5.6] } { Mistake. Ra3+ was best. } { [%clk 0:10:54] } 58. e7+ { [%eval 6.19] [%clk 0:11:28] } 58... Ke8 { [%eval 6.09] [%clk 0:11:17] } 59. Nb5 { [%eval 5.83] [%clk 0:11:38] } 1-0