Event: Round 2: Hou Han Zhang - Derek Ma
Date: 2023-01-28
White: Hou Han Zhang
Black: Derek Ma
Result: 0-1
ECO: A04
Opening: Zukertort Opening: Dutch Variation
Variant: Standard

1. Nf3 { [%eval 0.36] [%clk 1:30:30] } 1... f5 { [%eval 0.76] [%clk 1:30:36] } 2. g3 { [%eval 0.66] [%clk 1:31:01] } 2... Nf6 { [%eval 0.67] [%clk 1:30:48] } 3. Bg2 { [%eval 0.59] [%clk 1:31:21] } 3... g6 { [%eval 0.63] [%clk 1:31:10] } 4. O-O { [%eval 0.62] [%clk 1:31:37] } 4... Bg7 { [%eval 0.62] [%clk 1:31:37] } 5. c4 { [%eval 0.69] [%clk 1:31:52] } 5... O-O { [%eval 0.82] [%clk 1:32:00] } 6. Nc3 { [%eval 0.72] [%clk 1:31:53] } 6... d6 { [%eval 0.64] [%clk 1:32:21] } 7. d3 { [%eval 0.49] [%clk 1:31:56] } 7... e5 { [%eval 0.4] [%clk 1:30:39] } 8. Bg5 { [%eval -0.04] [%clk 1:29:59] } 8... h6 { [%eval -0.08] [%clk 1:28:29] } 9. Bxf6 { [%eval -0.23] [%clk 1:30:19] } 9... Qxf6 { [%eval -0.27] [%clk 1:27:38] } 10. Nd2 { [%eval -0.27] [%clk 1:28:48] } 10... c6 { [%eval 0.2] [%clk 1:27:42] } 11. e3?! { [%eval -0.42] } { Inaccuracy. b4 was best. } { [%clk 1:28:26] } 11... Na6 { [%eval 0.09] [%clk 1:27:13] } 12. a3 { [%eval -0.17] [%clk 1:28:10] } 12... Be6 { [%eval -0.26] [%clk 1:23:44] } 13. Rb1 { [%eval -0.36] [%clk 1:23:18] } 13... Rad8 { [%eval -0.25] [%clk 1:22:49] } 14. b4 { [%eval -0.26] [%clk 1:22:50] } 14... d5 { [%eval 0.0] [%clk 1:13:05] } 15. cxd5 { [%eval -0.03] [%clk 1:15:10] } 15... cxd5 { [%eval -0.09] [%clk 1:13:26] } 16. Na4 { [%eval -0.61] [%clk 1:15:24] } 16... b6 { [%eval -0.55] [%clk 1:09:18] } 17. b5?! { [%eval -1.28] } { Inaccuracy. Nf3 was best. } { [%clk 1:12:50] } 17... Nc5?! { [%eval -0.41] } { Inaccuracy. Nc7 was best. } { [%clk 1:06:23] } 18. Nxc5 { [%eval -0.55] [%clk 1:12:12] } 18... bxc5 { [%eval -0.55] [%clk 1:06:48] } 19. Qc2 { [%eval -0.57] [%clk 1:10:38] } 19... Rc8 { [%eval -0.56] [%clk 1:03:43] } 20. b6 { [%eval -0.31] [%clk 1:09:54] } 20... axb6 { [%eval -0.21] [%clk 0:57:37] } 21. Rxb6 { [%eval -0.31] [%clk 1:10:08] } 21... e4 { [%eval -0.17] [%clk 0:49:20] } 22. Rfb1 { [%eval -0.59] [%clk 0:59:41] } 22... Rfe8 { [%eval -0.33] [%clk 0:45:04] } 23. dxe4 { [%eval -0.51] [%clk 0:52:17] } 23... fxe4 { [%eval -0.54] [%clk 0:42:58] } 24. Bh3 { [%eval -0.51] [%clk 0:52:28] } 24... Qe5?! { [%eval 0.14] } { Inaccuracy. c4 was best. } { [%clk 0:38:48] } 25. Bxe6+?! { [%eval -0.42] } { Inaccuracy. Rxe6 was best. } { [%clk 0:43:41] } 25... Rxe6 { [%eval -0.37] [%clk 0:39:13] } 26. Qa4? { [%eval -1.52] } { Mistake. a4 was best. } { [%clk 0:43:18] } 26... Rxb6 { [%eval -1.56] [%clk 0:33:25] } 27. Rxb6 { [%eval -1.36] [%clk 0:43:43] } 27... Qf5 { [%eval -1.41] [%clk 0:33:38] } 28. Qc2 { [%eval -1.89] [%clk 0:41:08] } 28... Rf8?! { [%eval -0.89] } { Inaccuracy. c4 was best. } { [%clk 0:29:34] } 29. Nb3 { [%eval -0.46] [%clk 0:41:13] } 29... c4 { [%eval -0.57] [%clk 0:19:47] } 30. Nc5 { [%eval -0.6] [%clk 0:40:20] } 30... Rf7?! { [%eval 0.0] } { Inaccuracy. Re8 was best. } { [%clk 0:15:14] } 31. a4 { [%eval -0.33] [%clk 0:37:20] } 31... d4 { [%eval -0.27] [%clk 0:12:49] } 32. Nxe4?? { [%eval -3.03] } { Blunder. exd4 was best. } { [%clk 0:31:59] } 32... dxe3 { [%eval -2.95] [%clk 0:13:04] } 33. f4 { [%eval -3.23] [%clk 0:31:07] } 33... Bd4 { [%eval -3.71] [%clk 0:12:02] } 34. Rb8+ { [%eval -3.74] [%clk 0:31:01] } 34... Kg7 { [%eval -3.92] [%clk 0:10:55] } 35. Kg2 { [%eval -4.77] [%clk 0:29:46] } 35... Re7 { [%eval -4.83] [%clk 0:09:55] } 36. Kf3 { [%eval -5.76] [%clk 0:29:41] } 36... e2 { [%eval -5.17] [%clk 0:09:19] } 37. Rb1 { [%eval -6.49] [%clk 0:28:23] } 37... Qxe4+? { [%eval -3.61] } { Mistake. g5 was best. } { [%clk 0:07:04] } 38. Qxe4 { [%eval -3.63] [%clk 0:28:27] } 38... Rxe4 { [%eval -4.01] [%clk 0:07:29] } 39. Kxe4 { [%eval -3.73] [%clk 0:28:28] } 39... Bf2 { [%eval -3.82] [%clk 0:07:48] } 40. a5 { [%eval -4.44] [%clk 0:27:43] } 40... e1=Q+ { [%eval -4.78] [%clk 0:07:22] } 41. Rxe1 { [%eval -4.66] [%clk 0:27:51] } 41... Bxe1 { [%eval -4.87] [%clk 0:07:47] } 42. Kd4 { [%eval -5.41] [%clk 0:27:55] } 42... Bxa5 { [%eval -6.05] [%clk 0:07:28] } 43. Kxc4 { [%eval -5.81] [%clk 0:28:22] } 43... Bb6 { [%eval -4.98] [%clk 0:07:31] } 44. Kd5 { [%eval -4.92] [%clk 0:21:40] } 44... Bg1 { [%eval -5.72] [%clk 0:07:24] } 45. Ke6?! { [%eval -12.72] } { Inaccuracy. h4 was best. } { [%clk 0:21:52] } 45... Bxh2 { [%eval -12.69] [%clk 0:07:34] } 46. f5 { [%eval -11.37] [%clk 0:22:17] } 46... Bxg3 { [%eval -12.75] [%clk 0:07:49] } 0-1