Event: 29th 4NCL OTB Congress
Site: Harrogate, United Kingdom
Date: 2023-01-20
White: Butterworth, Paul
WhiteElo: 0
Black: Robson, Paul E
BlackElo: 0
Result: 0-1
ECO: A57
Opening: Benko Gambit Accepted: Pawn Return Variation
Variant: Standard
TimeControl: 90 minutes + 30 seconds per move

1. d4 { [%eval 0.0] [%clk 1:30:58] } 1... Nf6 { [%eval 0.28] [%clk 1:29:27] } 2. c4 { [%eval 0.16] [%clk 1:31:21] } 2... c5?! { [%eval 0.93] } { Inaccuracy. e6 was best. } { [%clk 1:29:28] } 3. d5 { [%eval 0.75] [%clk 1:31:46] } 3... b5 { [%eval 0.83] [%clk 1:29:23] } 4. cxb5 { [%eval 0.8] [%clk 1:32:09] } 4... a6 { [%eval 0.74] [%clk 1:29:49] } 5. b6 { [%eval 0.27] [%clk 1:32:28] } 5... Qxb6 { [%eval 0.28] [%clk 1:30:06] } 6. Nc3 { [%eval 0.54] [%clk 1:32:45] } 6... g6 { [%eval 0.61] [%clk 1:30:25] } 7. e4 { [%eval 0.56] [%clk 1:33:02] } 7... d6 { [%eval 0.54] [%clk 1:30:49] } 8. Nf3 { [%eval 0.33] [%clk 1:32:11] } 8... Bg7 { [%eval 0.42] [%clk 1:31:12] } 9. Be2 { [%eval 0.41] [%clk 1:32:16] } 9... O-O { [%eval 0.49] [%clk 1:31:27] } 10. O-O { [%eval 0.37] [%clk 1:32:07] } 10... Nbd7 { [%eval 0.43] [%clk 1:31:34] } 11. h3 { [%eval 0.4] [%clk 1:30:08] } 11... Bb7 { [%eval 0.74] [%clk 1:27:02] } 12. Qc2 { [%eval 0.3] [%clk 1:22:52] } 12... e6 { [%eval 0.38] [%clk 1:17:22] } 13. dxe6 { [%eval 0.5] [%clk 1:05:37] } 13... fxe6 { [%eval 0.43] [%clk 1:17:25] } 14. Be3 { [%eval 0.4] [%clk 1:02:36] } 14... Rac8 { [%eval 0.65] [%clk 1:10:35] } 15. Rac1 { [%eval 0.59] [%clk 0:52:56] } 15... Qc6 { [%eval 0.99] [%clk 1:02:57] } 16. Qb3?! { [%eval 0.06] } { Inaccuracy. Rfd1 was best. } { [%clk 0:40:10] } 16... c4?! { [%eval 1.06] } { Inaccuracy. d5 was best. } { [%clk 0:56:01] } 17. Qb4?! { [%eval 0.0] } { Inaccuracy. Bxc4 was best. } { [%clk 0:35:40] } 17... a5 { [%eval 0.15] [%clk 0:46:48] } 18. Qb5 { [%eval 0.01] [%clk 0:28:18] } 18... Nxe4 { [%eval 0.51] [%clk 0:41:55] } 19. Qxc6 { [%eval 0.58] [%clk 0:27:53] } 19... Bxc6 { [%eval 0.5] [%clk 0:41:04] } 20. Nxe4 { [%eval 0.58] [%clk 0:21:11] } 20... Bxe4 { [%eval 0.47] [%clk 0:40:55] } 21. Rxc4? { [%eval -0.68] } { Mistake. Bxc4 was best. } { [%clk 0:19:22] } 21... Bxf3 { [%eval -0.74] [%clk 0:27:07] } 22. Rxc8?! { [%eval -1.49] } { Inaccuracy. gxf3 was best. } { [%clk 0:19:49] } 22... Rxc8? { [%eval -0.29] } { Mistake. Bxe2 was best. } { [%clk 0:27:22] } 23. Bxf3 { [%eval -0.08] [%clk 0:20:02] } 23... Bxb2 { [%eval -0.11] [%clk 0:22:13] } 24. Rb1 { [%eval -0.25] [%clk 0:19:55] } 24... Bg7 { [%eval 0.08] [%clk 0:21:26] } 25. Bg4 { [%eval 0.05] [%clk 0:19:13] } 25... Nf8 { [%eval 0.0] [%clk 0:20:03] } 26. Rb5 { [%eval 0.0] [%clk 0:16:30] } 26... Bc3 { [%eval 0.08] [%clk 0:13:53] } 27. a3 { [%eval -0.05] [%clk 0:15:01] } 27... d5 { [%eval 0.08] [%clk 0:14:00] } 28. Rxd5?? { [%eval -3.13] } { Blunder. Rb7 was best. } { [%clk 0:13:16] } 28... h5 { [%eval -3.33] [%clk 0:13:33] } 29. Rc5?! { [%eval -5.03] } { Inaccuracy. Rd6 was best. } { [%clk 0:11:44] } 29... Rxc5 { [%eval -5.18] [%clk 0:13:45] } 30. Bxc5 { [%eval -5.0] [%clk 0:12:01] } 30... hxg4 { [%eval -5.2] [%clk 0:14:07] } 31. hxg4 { [%eval -5.07] [%clk 0:12:13] } 31... Nd7 { [%eval -5.24] [%clk 0:14:15] } 32. Be3 { [%eval -5.24] [%clk 0:11:47] } 32... Ne5 { [%eval -5.0] [%clk 0:14:11] } 33. f3 { [%eval -5.1] [%clk 0:11:44] } 33... Nc4 { [%eval -5.22] [%clk 0:14:28] } 34. Bc5 { [%eval -5.27] [%clk 0:11:49] } 34... Bb2 { [%eval -5.04] [%clk 0:14:10] } 35. a4 { [%eval -4.89] [%clk 0:12:12] } 35... Bc3 { [%eval -4.99] [%clk 0:13:46] } 36. Kf1 { [%eval -5.19] [%clk 0:12:07] } 36... Nb2 { [%eval -5.23] [%clk 0:14:08] } 37. Ke2 { [%eval -5.34] [%clk 0:12:27] } 37... Nxa4 { [%eval -5.25] [%clk 0:14:28] } 38. Be3 { [%eval -5.54] [%clk 0:12:13] } 38... Nb2 { [%eval -5.57] [%clk 0:13:33] } 0-1