Event: Round 4: Otsuka, Shou - Chen, Peng
Date: 2024-04-04
White: Otsuka, Shou
WhiteElo: 2138
Black: Chen, Peng
BlackTitle: IM
BlackElo: 2450
Result: 0-1
ECO: B03
Opening: Alekhine Defense: Exchange Variation
Variant: Standard

1. e4 { [%eval 0.14] [%clk 1:22:00] } 1... Nf6 { [%eval 0.67] [%clk 1:30:17] } 2. e5 { [%eval 0.74] [%clk 1:22:18] } 2... Nd5 { [%eval 0.72] [%clk 1:30:43] } 3. d4 { [%eval 0.54] [%clk 1:22:42] } 3... d6 { [%eval 0.79] [%clk 1:31:10] } 4. c4 { [%eval 0.48] [%clk 1:23:08] } 4... Nb6 { [%eval 0.78] [%clk 1:31:37] } 5. exd6 { [%eval 0.25] [%clk 1:23:35] } 5... cxd6 { [%eval 0.51] [%clk 1:31:57] } 6. Nc3 { [%eval 0.91] [%clk 1:23:54] } 6... g6 { [%eval 0.68] [%clk 1:32:22] } 7. a4 { [%eval 0.53] [%clk 1:24:17] } 7... Bg7 { [%eval 0.91] [%clk 1:29:45] } 8. a5 { [%eval 0.55] [%clk 1:24:40] } 8... N6d7 { [%eval 0.51] [%clk 1:30:12] } 9. Nf3 { [%eval 0.55] [%clk 1:24:49] } 9... O-O { [%eval 0.63] [%clk 1:28:58] } 10. Be2 { [%eval 0.47] [%clk 1:24:08] } 10... Nc6 { [%eval 0.56] [%clk 1:26:35] } 11. Ra3 { [%eval 0.61] [%clk 1:24:24] } 11... e5 { [%eval 0.58] [%clk 1:22:24] } 12. d5 { [%eval 0.62] [%clk 1:23:47] } 12... Nb4 { [%eval 0.86] [%clk 1:19:03] } 13. Bg5 { [%eval 0.93] [%clk 0:53:44] } 13... f6 { [%eval 0.9] [%clk 1:18:00] } 14. Bd2 { [%eval 0.99] [%clk 0:53:01] } 14... Nc5 { [%eval 1.36] [%clk 1:15:42] } 15. Nb5 { [%eval 1.39] [%clk 0:50:48] } 15... Nba6 { [%eval 1.26] [%clk 1:15:59] } 16. O-O { [%eval 0.87] [%clk 0:50:39] } 16... f5 { [%eval 0.81] [%clk 1:14:41] } 17. Ne1 { [%eval 1.17] [%clk 0:48:21] } 17... Qe7 { [%eval 0.95] [%clk 1:04:07] } 18. f4? { [%eval -0.27] } { Mistake. f3 was best. } { [%clk 0:43:41] } 18... Ne4 { [%eval -0.05] [%clk 1:02:33] } 19. Bc1?! { [%eval -0.99] } { Inaccuracy. fxe5 was best. } { [%clk 0:42:11] } 19... exf4 { [%eval -0.96] [%clk 1:01:52] } 20. Rxf4 { [%eval -0.93] [%clk 0:35:23] } 20... Bd7 { [%eval -1.02] [%clk 1:01:03] } 21. Nd4 { [%eval -1.03] [%clk 0:34:07] } 21... Rae8 { [%eval -0.56] [%clk 0:59:53] } 22. Nec2 { [%eval -0.41] [%clk 0:33:45] } 22... g5 { [%eval -0.02] [%clk 0:57:00] } 23. Rf1 { [%eval -0.31] [%clk 0:33:43] } 23... h6?! { [%eval 0.6] } { Inaccuracy. Qe5 was best. } { [%clk 0:56:38] } 24. Bh5 { [%eval 0.08] [%clk 0:31:31] } 24... Rc8 { [%eval 0.26] [%clk 0:56:18] } 25. Qe2?! { [%eval -0.43] } { Inaccuracy. Be2 was best. } { [%clk 0:31:39] } 25... Nb4 { [%eval -0.92] [%clk 0:39:00] } 26. Re3 { [%eval -1.09] [%clk 0:26:40] } 26... Nxc2 { [%eval -1.13] [%clk 0:38:08] } 27. Nxc2 { [%eval -1.16] [%clk 0:27:09] } 27... Qd8 { [%eval -1.07] [%clk 0:35:22] } 28. Bg6 { [%eval -1.17] [%clk 0:23:25] } 28... Rf6?! { [%eval -0.5] } { Inaccuracy. Qxa5 was best. } { [%clk 0:31:42] } 29. g4 { [%eval -0.44] [%clk 0:22:32] } 29... Rxg6 { [%eval -0.3] [%clk 0:28:37] } 30. gxf5 { [%eval -0.23] [%clk 0:23:00] } 30... Rf6 { [%eval -0.37] [%clk 0:28:44] } 31. Rxe4?! { [%eval -0.94] } { Inaccuracy. Nd4 was best. } { [%clk 0:23:23] } 31... Bxf5 { [%eval -1.2] [%clk 0:28:25] } 32. Re7 { [%eval -1.19] [%clk 0:22:53] } 32... Bd7 { [%eval -1.52] [%clk 0:23:52] } 33. b3?! { [%eval -2.36] } { Inaccuracy. Re1 was best. } { [%clk 0:19:28] } 33... Rxf1+ { [%eval -2.09] [%clk 0:22:22] } 34. Kxf1 { [%eval -2.12] [%clk 0:19:55] } 34... Be5 { [%eval -2.16] [%clk 0:18:28] } 35. Rxe5 { [%eval -2.2] [%clk 0:18:42] } 35... Qf6+ { [%eval -1.99] [%clk 0:18:52] } 36. Kg2 { [%eval -2.47] [%clk 0:17:14] } 36... dxe5 { [%eval -2.51] [%clk 0:19:09] } 37. Bb2? { [%eval -4.1] } { Mistake. Ne3 was best. } { [%clk 0:17:28] } 37... Qf5?! { [%eval -2.93] } { Inaccuracy. Rf8 was best. } { [%clk 0:18:30] } 38. Ne1 { [%eval -3.6] [%clk 0:07:40] } 38... Qh3+ { [%eval -3.38] [%clk 0:12:18] } 39. Kg1 { [%eval -3.53] [%clk 0:07:52] } 39... Rf8 { [%eval -3.25] [%clk 0:12:25] } 40. Ng2 { [%eval -3.95] [%clk 0:07:19] } 40... Qf3 { [%eval -3.74] [%clk 0:09:13] } 41. Qe1?? { [%eval #-4] } { Checkmate is now unavoidable. Qxf3 was best. } { [%clk 0:07:29] } 41... Bh3 { [%eval #-3] [%clk 0:09:04] } 42. Ne3 { [%eval #-3] [%clk 0:07:30] } 42... Qxe3+ { [%eval #-2] [%clk 0:09:25] } 43. Qxe3 { [%eval #-1] [%clk 0:07:56] } 43... Rf1# { [%clk 0:09:45] } 0-1