Event: Round 7: Matsuura, Everaldo - Viana, Dirceu
Date: 2024-04-26
White: Matsuura, Everaldo
WhiteTitle: GM
WhiteElo: 2380
Black: Viana, Dirceu
BlackTitle: FM
BlackElo: 2172
Result: 1-0
ECO: A26
Opening: English Opening: King's English Variation, Closed System, Full Symmetry
Variant: Standard

1. c4 { [%eval 0.07] [%clk 1:28:01] } 1... e5 { [%eval 0.15] [%clk 1:29:48] } 2. Nc3 { [%eval 0.14] [%clk 1:28:05] } 2... Nc6 { [%eval 0.29] [%clk 1:30:11] } 3. g3 { [%eval 0.28] [%clk 1:28:23] } 3... g6 { [%eval 0.22] [%clk 1:30:30] } 4. Bg2 { [%eval 0.25] [%clk 1:28:45] } 4... Bg7 { [%eval 0.23] [%clk 1:30:43] } 5. d3 { [%eval 0.25] [%clk 1:28:44] } 5... d6 { [%eval 0.27] [%clk 1:27:28] } 6. Rb1 { [%eval 0.17] [%clk 1:28:56] } 6... Nh6 { [%eval 0.65] [%clk 1:25:35] } 7. b4 { [%eval 0.58] [%clk 1:28:04] } 7... O-O { [%eval 0.67] [%clk 1:24:16] } 8. b5 { [%eval 0.57] [%clk 1:24:24] } 8... Nd4 { [%eval 0.63] [%clk 1:21:58] } 9. e3 { [%eval 0.7] [%clk 1:21:32] } 9... Ne6 { [%eval 0.59] [%clk 1:22:04] } 10. Nge2 { [%eval 0.58] [%clk 1:20:40] } 10... f5 { [%eval 0.63] [%clk 1:13:02] } 11. Nd5 { [%eval 0.45] [%clk 1:16:47] } 11... Bd7 { [%eval 0.55] [%clk 1:04:20] } 12. O-O { [%eval 0.34] [%clk 1:15:32] } 12... c6 { [%eval 0.3] [%clk 0:54:50] } 13. bxc6 { [%eval 0.05] [%clk 1:14:07] } 13... bxc6 { [%eval 0.01] [%clk 0:55:06] } 14. Nb4 { [%eval 0.03] [%clk 1:13:57] } 14... Rc8 { [%eval 0.04] [%clk 0:52:35] } 15. d4 { [%eval 0.11] [%clk 0:49:47] } 15... a5 { [%eval 0.59] [%clk 0:41:47] } 16. Nxc6 { [%eval 0.49] [%clk 0:46:14] } 16... Bxc6 { [%eval 0.46] [%clk 0:42:12] } 17. d5 { [%eval 0.45] [%clk 0:41:46] } 17... Bd7 { [%eval 0.54] [%clk 0:37:20] } 18. dxe6 { [%eval 0.56] [%clk 0:41:40] } 18... Bxe6 { [%eval 0.49] [%clk 0:37:48] } 19. Bd5 { [%eval 0.57] [%clk 0:40:32] } 19... Bxd5 { [%eval 0.52] [%clk 0:32:29] } 20. Qxd5+ { [%eval 0.59] [%clk 0:40:21] } 20... Nf7 { [%eval 0.54] [%clk 0:32:08] } 21. Ba3 { [%eval 0.46] [%clk 0:38:18] } 21... Qc7 { [%eval 0.49] [%clk 0:29:13] } 22. Rfc1 { [%eval 0.53] [%clk 0:29:55] } 22... Qc6 { [%eval 0.5] [%clk 0:24:50] } 23. Rb5 { [%eval 0.4] [%clk 0:29:19] } 23... a4 { [%eval 0.31] [%clk 0:24:39] } 24. Ra5 { [%eval 0.26] [%clk 0:22:38] } 24... Qxd5 { [%eval 0.28] [%clk 0:22:14] } 25. Rb5?? { [%eval -6.63] } { Blunder. cxd5 was best. } 25... Qc5? { [%eval -4.01] } { Mistake. Qf3 was best. } 26. Rxc5 { [%eval -4.53] [%clk 0:22:48] } 26... Rc6?? { [%eval 5.02] } { Blunder. dxc5 was best. } { [%clk 0:22:03] } 27. Ra5?? { [%eval 0.23] } { Blunder. Rxc6 was best. } { [%clk 0:21:37] } 27... Rfc8 { [%eval 0.28] [%clk 0:22:28] } 28. Rxa4 { [%eval 0.24] [%clk 0:21:48] } 28... Ng5 { [%eval 0.35] [%clk 0:22:07] } 29. Nc3 { [%eval 0.36] [%clk 0:17:11] } 29... Rxc4 { [%eval 0.35] [%clk 0:18:28] } 30. Rxc4 { [%eval 0.39] [%clk 0:17:31] } 30... Rxc4 { [%eval 0.38] [%clk 0:18:56] } 31. Nb5 { [%eval 0.35] [%clk 0:15:09] } 31... Rxc1+ { [%eval 0.52] [%clk 0:10:34] } 32. Bxc1 { [%eval 0.66] [%clk 0:15:21] } 32... d5?? { [%eval 3.27] } { Blunder. Kf7 was best. } { [%clk 0:10:59] } 33. a4 { [%eval 3.14] [%clk 0:13:59] } 33... Ne6 { [%eval 3.43] [%clk 0:10:32] } 34. a5 { [%eval 3.36] [%clk 0:13:18] } 34... Nc5 { [%eval 3.4] [%clk 0:06:21] } 35. Nc7 { [%eval 3.38] [%clk 0:13:11] } 35... d4 { [%eval 3.91] [%clk 0:06:44] } 36. exd4 { [%eval 3.97] [%clk 0:09:50] } 36... exd4 { [%eval 3.92] [%clk 0:06:48] } 37. a6 { [%eval 3.92] [%clk 0:09:50] } 37... Na4? { [%eval 6.52] } { Mistake. Nxa6 was best. } { [%clk 0:05:39] } 38. Nd5 { [%eval 6.39] [%clk 0:09:15] } 1-0