Event: Round 4: A P Joshua - Derek Wu
Date: 2022-07-26
White: A P Joshua
Black: Derek Wu
Result: 0-1
ECO: E92
Opening: King's Indian Defense: Petrosian Variation, Stein Defense
Variant: Standard

1. d4 { [%eval 0.0] [%clk 1:30:54] } 1... Nf6 { [%eval 0.23] [%clk 1:30:52] } 2. c4 { [%eval 0.34] [%clk 1:30:49] } 2... g6 { [%eval 0.3] [%clk 1:31:01] } 3. Nc3 { [%eval 0.31] [%clk 1:31:03] } 3... Bg7 { [%eval 0.7] [%clk 1:31:20] } 4. e4 { [%eval 0.67] [%clk 1:31:21] } 4... d6 { [%eval 0.65] [%clk 1:31:42] } 5. Be2 { [%eval 0.13] [%clk 1:31:42] } 5... O-O { [%eval 0.45] [%clk 1:32:02] } 6. Nf3 { [%eval 0.5] [%clk 1:31:59] } 6... e5 { [%eval 0.64] [%clk 1:32:23] } 7. d5 { [%eval 0.13] [%clk 1:32:20] } 7... a5 { [%eval 0.48] [%clk 1:32:16] } 8. Bg5 { [%eval 0.53] [%clk 1:32:28] } 8... h6 { [%eval 0.45] [%clk 1:31:38] } 9. Be3 { [%eval 0.35] [%clk 1:32:44] } 9... Ng4 { [%eval 0.38] [%clk 1:29:06] } 10. Bd2 { [%eval 0.37] [%clk 1:33:04] } 10... f5 { [%eval 0.37] [%clk 1:25:15] } 11. h3 { [%eval 0.26] [%clk 1:32:58] } 11... Nf6 { [%eval -0.09] [%clk 1:19:43] } 12. exf5 { [%eval 0.2] [%clk 1:33:11] } 12... gxf5 { [%eval 0.12] [%clk 1:19:30] } 13. Qc1 { [%eval 0.01] [%clk 1:33:32] } 13... f4 { [%eval 0.01] [%clk 1:18:14] } 14. g3 { [%eval 0.0] [%clk 1:33:46] } 14... Nh5?! { [%eval 0.86] } { Inaccuracy. e4 was best. } { [%clk 1:09:15] } 15. g4 { [%eval 0.66] [%clk 1:03:40] } 15... Nf6 { [%eval 1.18] [%clk 1:09:33] } 16. Qc2 { [%eval 0.72] [%clk 0:59:28] } 16... Na6 { [%eval 0.71] [%clk 1:08:12] } 17. O-O-O { [%eval 0.75] [%clk 0:56:27] } 17... Nb4 { [%eval 0.72] [%clk 1:00:06] } 18. Qg6 { [%eval 0.76] [%clk 0:53:12] } 18... Qe8 { [%eval 0.89] [%clk 0:50:27] } 19. Nh4?! { [%eval 0.09] } { Inaccuracy. Qxe8 was best. } { [%clk 0:48:38] } 19... Bd7?! { [%eval 1.01] } { Inaccuracy. Qxg6 was best. } { [%clk 0:44:36] } 20. Rdg1 { [%eval 0.56] [%clk 0:44:03] } 20... Qxg6 { [%eval 0.33] [%clk 0:43:04] } 21. Nxg6 { [%eval 0.67] [%clk 0:44:22] } 21... Rfe8 { [%eval 0.79] [%clk 0:42:23] } 22. h4?! { [%eval -0.3] } { Inaccuracy. Nh4 was best. } { [%clk 0:43:09] } 22... f3 { [%eval -0.14] [%clk 0:37:28] } 23. g5 { [%eval -0.16] [%clk 0:32:27] } 23... hxg5 { [%eval 0.0] [%clk 0:37:12] } 24. hxg5? { [%eval -1.52] } { Mistake. Bxf3 was best. } { [%clk 0:23:43] } 24... Ng4 { [%eval -1.67] [%clk 0:33:03] } 25. Bxf3 { [%eval -1.68] [%clk 0:18:19] } 25... Nxf2 { [%eval -1.59] [%clk 0:29:40] } 26. Rh2? { [%eval -2.98] } { Mistake. Be3 was best. } { [%clk 0:16:04] } 26... e4 { [%eval -3.03] [%clk 0:26:55] } 27. Be2 { [%eval -2.86] [%clk 0:12:13] } 27... Nbd3+ { [%eval -2.39] [%clk 0:24:14] } 28. Kb1 { [%eval -2.57] [%clk 0:08:29] } 28... e3 { [%eval -2.64] [%clk 0:23:17] } 29. Bc1 { [%eval -2.42] [%clk 0:08:39] } 29... Ra6 { [%eval -2.46] [%clk 0:15:26] } 30. Nd1? { [%eval -4.61] } { Mistake. Nb5 was best. } { [%clk 0:03:36] } 30... Rb6?? { [%eval -2.14] } { Blunder. Bf5 was best. } { [%clk 0:13:54] } 31. Bxd3 { [%eval -2.05] [%clk 0:02:12] } 31... Nxd3 { [%eval -1.95] [%clk 0:14:12] } 32. Bxe3 { [%eval -2.13] [%clk 0:02:02] } 32... Rb4 { [%eval -2.23] [%clk 0:13:15] } 33. Bd2 { [%eval -1.73] [%clk 0:00:38] } 33... Rxc4 { [%eval -2.26] [%clk 0:12:22] } 34. Bc3?? { [%eval -4.66] } { Blunder. Rf1 was best. } { [%clk 0:00:48] } 34... b5 { [%eval -4.09] [%clk 0:09:39] } 35. Nh4?! { [%eval -6.54] } { Inaccuracy. Rf1 was best. } { [%clk 0:00:34] } 35... Be5 { [%eval -5.44] [%clk 0:04:44] } 36. Rhh1 { [%eval -5.82] [%clk 0:00:37] } 36... Bxc3 { [%eval -6.18] [%clk 0:04:26] } 37. bxc3 { [%eval -5.78] [%clk 0:00:41] } 37... Re2? { [%eval -3.62] } { Mistake. b4 was best. } { [%clk 0:04:02] } 38. Nf3? { [%eval -6.77] } { Mistake. g6 was best. } { [%clk 0:00:34] } 38... Bf5 { [%eval -6.37] [%clk 0:03:57] } 39. Nh4?? { [%eval #-8] } { Checkmate is now unavoidable. Rh2 was best. } { [%clk 0:00:32] } 39... Be4?! { [%eval -12.43] } { Lost forced checkmate sequence. Rxh4 was best. } { [%clk 0:04:02] } 0-1