Event: Round 4: de Boer, Willem - Wang, Hantin
Date: 2025-07-31
White: de Boer, Willem
Black: Wang, Hantin
Result: 1/2-1/2
ECO: A40
Opening: Horwitz Defense
Variant: Standard
TimeControl: 3+2

1. d4 { [%eval 0.17] [%clk 0:03:03] } 1... e6 { [%eval 0.37] [%clk 0:03:04] } 2. Bf4 { [%eval 0.1] [%clk 0:03:02] } 2... f5 { [%eval 0.47] [%clk 0:03:04] } 3. Nf3 { [%eval 0.41] [%clk 0:03:02] } 3... Nf6 { [%eval 0.46] [%clk 0:03:05] } 4. e3 { [%eval 0.38] [%clk 0:03:02] } 4... b6 { [%eval 0.47] [%clk 0:03:07] } 5. h3 { [%eval 0.36] [%clk 0:03:03] } 5... Bb7 { [%eval 0.41] [%clk 0:03:08] } 6. Nbd2 { [%eval 0.17] [%clk 0:03:03] } 6... d6 { [%eval 0.46] [%clk 0:03:09] } 7. Bd3 { [%eval 0.47] [%clk 0:03:02] } 7... Nbd7 { [%eval 0.62] [%clk 0:03:11] } 8. c3 { [%eval 0.48] [%clk 0:03:03] } 8... Qe7 { [%eval 0.45] [%clk 0:03:12] } 9. Qe2?? { [%eval -2.42] } { Blunder. Bg5 was best. } { [%clk 0:03:04] } 9... h6?? { [%eval 0.47] } { Blunder. e5 was best. } { [%clk 0:03:08] } 10. O-O-O { [%eval 0.22] [%clk 0:02:51] } 10... a6?! { [%eval 0.99] } { Inaccuracy. g5 was best. } { [%clk 0:03:08] } 11. e4 { [%eval 1.42] [%clk 0:02:49] } 11... g5 { [%eval 0.9] [%clk 0:03:05] } 12. Bh2 { [%eval 1.07] [%clk 0:02:48] } 12... fxe4 { [%eval 0.95] [%clk 0:02:49] } 13. Nxe4 { [%eval 1.03] [%clk 0:02:46] } 13... Bg7 { [%eval 1.31] [%clk 0:02:49] } 14. Nxf6+ { [%eval 1.01] [%clk 0:02:43] } 14... Bxf6 { [%eval 1.12] [%clk 0:02:49] } 15. Rhe1 { [%eval 1.22] [%clk 0:02:42] } 15... Bxf3?? { [%eval 3.77] } { Blunder. b5 was best. } { [%clk 0:02:20] } 16. Bg6+ { [%eval 3.32] [%clk 0:02:22] } 16... Kf8 { [%eval 3.55] [%clk 0:02:10] } 17. Qxf3 { [%eval 3.5] [%clk 0:02:20] } 17... Kg7 { [%eval 3.51] [%clk 0:02:09] } 18. Bc2 { [%eval 3.16] [%clk 0:01:55] } 18... Rhf8 { [%eval 3.56] [%clk 0:02:10] } 19. Qg4 { [%eval 3.23] [%clk 0:01:41] } 19... e5? { [%eval 5.29] } { Mistake. Rae8 was best. } { [%clk 0:02:05] } 20. dxe5? { [%eval 2.95] } { Mistake. f4 was best. } { [%clk 0:01:32] } 20... Bxe5? { [%eval 4.97] } { Mistake. Nxe5 was best. } { [%clk 0:01:55] } 21. Bxe5+? { [%eval 2.57] } { Mistake. f4 was best. } { [%clk 0:01:27] } 21... Nxe5 { [%eval 2.38] [%clk 0:01:54] } 22. Qg3?? { [%eval 0.0] } { Blunder. Qe4 was best. } { [%clk 0:01:16] } 22... Qf6 { [%eval 0.0] [%clk 0:01:50] } 23. f3 { [%eval -0.06] [%clk 0:00:54] } 23... Rae8 { [%eval 0.47] [%clk 0:01:51] } 24. Kb1 { [%eval 0.59] [%clk 0:00:50] } 24... Nc4? { [%eval 2.35] } { Mistake. Ng6 was best. } { [%clk 0:01:45] } 25. Rxe8?? { [%eval 0.0] } { Blunder. f4 was best. } { [%clk 0:00:38] } 25... Rxe8 { [%eval 0.0] [%clk 0:01:45] } 26. Bb3?! { [%eval -0.55] } { Inaccuracy. Bd3 was best. } { [%clk 0:00:35] } 26... Ne3 { [%eval -0.37] [%clk 0:01:24] } 27. Re1?! { [%eval -1.11] } { Inaccuracy. Rg1 was best. } { [%clk 0:00:35] } 27... Qf5+ { [%eval -0.92] [%clk 0:01:24] } 28. Ka1?? { [%eval -3.62] } { Blunder. Kc1 was best. } { [%clk 0:00:28] } 28... Nc2+?? { [%eval 0.0] } { Blunder. Qe5 was best. } { [%clk 0:01:16] } 29. Bxc2 { [%eval 0.0] [%clk 0:00:28] } 29... Qxc2 { [%eval 0.0] [%clk 0:01:11] } 30. a3 { [%eval 0.0] [%clk 0:00:21] } 30... Rxe1+ { [%eval 0.0] [%clk 0:00:59] } 31. Qxe1 { [%eval -0.05] [%clk 0:00:20] } 31... Qf5 { [%eval 0.0] [%clk 0:00:54] } 32. Qe7+ { [%eval 0.0] [%clk 0:00:18] } 32... Qf7 { [%eval 0.0] [%clk 0:00:55] } 33. Qxf7+?? { [%eval -4.0] } { Blunder. Qd8 was best. } { [%clk 0:00:16] } 33... Kxf7 { [%eval -3.81] [%clk 0:00:55] } 34. b4?! { [%eval -4.81] } { Inaccuracy. Kb1 was best. } { [%clk 0:00:16] } 34... Ke6 { [%eval -4.59] [%clk 0:00:56] } 35. Kb2 { [%eval -4.84] [%clk 0:00:18] } 35... Ke5 { [%eval -4.56] [%clk 0:00:58] } 36. Kc2 { [%eval -4.44] [%clk 0:00:19] } 36... c5 { [%eval -4.34] [%clk 0:00:59] } 37. bxc5?! { [%eval -5.61] } { Inaccuracy. a4 was best. } { [%clk 0:00:16] } 37... dxc5 { [%eval -6.04] [%clk 0:01:00] } 38. g3 { [%eval -5.83] [%clk 0:00:17] } 38... h5 { [%eval -6.13] [%clk 0:01:00] } 39. Kd3 { [%eval -5.32] [%clk 0:00:17] } 39... a5?? { [%eval 5.11] } { Blunder. b5 was best. } { [%clk 0:00:57] } 40. a4 { [%eval 4.94] [%clk 0:00:05] } 40... Kd5?! { [%eval 6.79] } { Inaccuracy. h4 was best. } { [%clk 0:00:43] } 41. c4+ { [%eval 7.32] [%clk 0:00:06] } 41... Ke5 { [%eval 7.48] [%clk 0:00:45] } 42. Ke3 { [%eval 7.25] [%clk 0:00:07] } 42... Kf5 { [%eval 7.44] [%clk 0:00:43] } 43. g4+ { [%eval 6.97] [%clk 0:00:08] } 43... hxg4 { [%eval 5.89] [%clk 0:00:43] } 44. fxg4+?? { [%eval 0.0] } { Blunder. hxg4+ was best. } { [%clk 0:00:08] } 44... Ke5 { [%eval 0.0] [%clk 0:00:43] } 45. Kd3?? { [%eval #-29] } { Checkmate is now unavoidable. Kf3 was best. } { [%clk 0:00:07] } 45... Kf4 { [%eval #-28] [%clk 0:00:44] } 46. Ke2 { [%eval #-19] [%clk 0:00:08] } 46... Kg3 { [%eval #-21] [%clk 0:00:45] } 47. Ke3 { [%eval #-21] [%clk 0:00:10] } 47... Kxh3 { [%eval #-24] [%clk 0:00:46] } 48. Ke4 { [%eval #-16] [%clk 0:00:11] } 48... Kxg4 { [%eval -13.14] [%clk 0:00:46] } 49. Kd5?! { [%eval #-12] } { Checkmate is now unavoidable. Ke3 was best. } { [%clk 0:00:12] } 49... Kf3 { [%eval #-16] [%clk 0:00:47] } 50. Kc6 { [%eval #-16] [%clk 0:00:13] } 50... g4 { [%eval #-17] [%clk 0:00:48] } 51. Kxb6 { [%eval #-13] [%clk 0:00:14] } 51... g3 { [%eval #-13] [%clk 0:00:49] } 52. Kxa5 { [%eval #-13] [%clk 0:00:15] } 52... g2 { [%eval #-12] [%clk 0:00:49] } 53. Kb6 { [%eval #-14] [%clk 0:00:17] } 53... g1=Q { [%eval #-10] [%clk 0:00:48] } 54. a5 { [%eval #-11] [%clk 0:00:18] } 54... Qd4 { [%eval #-12] [%clk 0:00:47] } 55. a6 { [%eval #-10] [%clk 0:00:18] } 55... Qxc4 { [%eval #-9] [%clk 0:00:48] } 56. Kb7 { [%eval #-8] [%clk 0:00:14] } 56... Qb4+ { [%eval #-10] [%clk 0:00:49] } 57. Ka8 { [%eval #-10] [%clk 0:00:15] } 57... c4 { [%eval #-11] [%clk 0:00:50] } 58. a7 { [%eval #-11] [%clk 0:00:16] } 58... Qf8+ { [%clk 0:00:10] } 59. Kb7 { [%clk 0:00:15] } 59... c3 { [%clk 0:00:09] } 1/2-1/2