Event: British Chess Championships 2023: Major Open
Site: The Venue, De Montfort University, United Kingdom
Date: 2023-07-26
White: Dilley, Jason M
WhiteElo: 2034
Black: Lewis, Andrew P
BlackElo: 2235
Result: 0-1
ECO: A57
Opening: Benko Gambit Declined: Sosonko Variation
Variant: Standard
TimeControl: 40 moves in 90 + 30 min with 30 seconds added per move

1. d4 { [%eval 0.0] [%clk 1:30:58] } 1... Nf6 { [%eval 0.28] [%clk 1:30:42] } 2. c4 { [%eval 0.16] [%clk 1:31:11] } 2... c5?! { [%eval 0.93] } { Inaccuracy. e6 was best. } { [%clk 1:30:46] } 3. d5 { [%eval 0.75] [%clk 1:31:13] } 3... b5 { [%eval 0.83] [%clk 1:31:07] } 4. a4?! { [%eval 0.13] } { Inaccuracy. cxb5 was best. } { [%clk 1:30:41] } 4... Qa5+ { [%eval 0.29] [%clk 1:30:33] } 5. Bd2 { [%eval -0.07] [%clk 1:31:00] } 5... b4 { [%eval 0.0] [%clk 1:30:42] } 6. Qc2 { [%eval 0.0] [%clk 1:30:41] } 6... d6 { [%eval 0.02] [%clk 1:27:48] } 7. e4 { [%eval 0.0] [%clk 1:29:29] } 7... g6 { [%eval 0.0] [%clk 1:27:25] } 8. h3 { [%eval -0.1] [%clk 1:28:26] } 8... Bg7 { [%eval -0.12] [%clk 1:27:15] } 9. Bd3 { [%eval -0.01] [%clk 1:27:56] } 9... O-O { [%eval 0.04] [%clk 1:27:05] } 10. Ne2 { [%eval -0.33] [%clk 1:22:22] } 10... Nbd7 { [%eval -0.34] [%clk 1:16:18] } 11. f4 { [%eval -0.77] [%clk 1:21:48] } 11... e6 { [%eval -0.67] [%clk 1:15:23] } 12. O-O { [%eval -0.69] [%clk 1:20:08] } 12... exd5 { [%eval -0.69] [%clk 1:08:53] } 13. exd5 { [%eval -0.8] [%clk 1:20:08] } 13... Qd8? { [%eval 0.32] } { Mistake. Re8 was best. } { [%clk 1:09:09] } 14. Be3 { [%eval -0.11] [%clk 1:16:32] } 14... Re8 { [%eval -0.08] [%clk 0:54:32] } 15. Bf2 { [%eval -0.26] [%clk 1:14:09] } 15... b3 { [%eval -0.17] [%clk 0:54:52] } 16. Qd1 { [%eval -0.14] [%clk 0:53:25] } 16... Ne4 { [%eval -0.21] [%clk 0:50:13] } 17. Nd2?! { [%eval -1.25] } { Inaccuracy. Bxe4 was best. } { [%clk 0:43:45] } 17... Nxf2 { [%eval -1.23] [%clk 0:44:21] } 18. Rxf2 { [%eval -1.22] [%clk 0:44:08] } 18... Rb8 { [%eval -1.36] [%clk 0:44:35] } 19. Ra3 { [%eval -1.3] [%clk 0:37:01] } 19... Qa5 { [%eval -1.04] [%clk 0:23:27] } 20. Rxb3?! { [%eval -1.72] } { Inaccuracy. Qc1 was best. } { [%clk 0:27:22] } 20... Rxb3 { [%eval -1.62] [%clk 0:22:20] } 21. Nxb3 { [%eval -1.68] [%clk 0:27:28] } 21... Qxa4 { [%eval -1.64] [%clk 0:22:17] } 22. Qc2 { [%eval -1.83] [%clk 0:25:53] } 22... Qb4 { [%eval -1.89] [%clk 0:16:19] } 23. Rf1 { [%eval -2.04] [%clk 0:25:18] } 23... f5?! { [%eval -0.91] } { Inaccuracy. Nb6 was best. } { [%clk 0:14:48] } 24. Ra1 { [%eval -0.69] [%clk 0:19:43] } 24... a6 { [%eval -0.64] [%clk 0:14:53] } 25. Rb1 { [%eval -0.81] [%clk 0:19:10] } 25... Nb6 { [%eval -0.66] [%clk 0:12:20] } 26. Nd2 { [%eval -0.6] [%clk 0:18:54] } 26... a5 { [%eval -0.64] [%clk 0:10:47] } 27. b3 { [%eval -0.62] [%clk 0:18:44] } 27... Na8 { [%eval -0.68] [%clk 0:10:57] } 28. Kf2 { [%eval -0.71] [%clk 0:13:10] } 28... Nc7 { [%eval -0.74] [%clk 0:11:08] } 29. Nf3 { [%eval -0.71] [%clk 0:11:49] } 29... Bd7 { [%eval -0.71] [%clk 0:10:47] } 30. Rg1 { [%eval -0.97] [%clk 0:10:28] } 30... Rb8 { [%eval -0.64] [%clk 0:10:21] } 31. Rb1 { [%eval -0.68] [%clk 0:09:17] } 31... Na6 { [%eval -0.76] [%clk 0:09:44] } 32. Nc1 { [%eval -0.85] [%clk 0:06:38] } 32... Qb6 { [%eval -0.9] [%clk 0:08:59] } 33. Na2 { [%eval -1.02] [%clk 0:03:56] } 33... Nb4 { [%eval -0.94] [%clk 0:08:58] } 34. Nxb4 { [%eval -0.98] [%clk 0:04:08] } 34... cxb4+ { [%eval -0.97] [%clk 0:08:48] } 35. Kg3 { [%eval -1.27] [%clk 0:03:41] } 35... Bc3 { [%eval -1.53] [%clk 0:05:31] } 36. Qf2 { [%eval -1.68] [%clk 0:03:36] } 36... a4 { [%eval -1.32] [%clk 0:02:44] } 37. Qxb6 { [%eval -1.76] [%clk 0:03:26] } 37... Rxb6 { [%eval -1.72] [%clk 0:03:10] } 38. bxa4 { [%eval -1.79] [%clk 0:03:50] } 38... Bxa4 { [%eval -1.83] [%clk 0:03:05] } 39. Ng1? { [%eval -3.39] } { Mistake. Rc1 was best. } { [%clk 0:03:35] } 39... b3 { [%eval -3.45] [%clk 0:02:34] } 40. Ne2 { [%eval -3.74] [%clk 0:03:47] } 40... Bf6 { [%eval -3.73] [%clk 0:01:54] } 41. Kf2 { [%eval -3.72] [%clk 0:29:03] } 41... b2 { [%eval -3.67] [%clk 0:31:13] } 42. Ke3 { [%eval -3.98] [%clk 0:26:25] } 42... Bb3 { [%eval -4.31] [%clk 0:28:31] } 43. Rf1 { [%eval -4.63] [%clk 0:26:15] } 43... Ba2 { [%eval -4.69] [%clk 0:24:51] } 44. Bb1 { [%eval -5.02] [%clk 0:24:12] } 44... Bxc4 { [%eval -4.98] [%clk 0:25:11] } 45. Rd1 { [%eval -5.24] [%clk 0:20:36] } 45... Rb3+ { [%eval -5.23] [%clk 0:23:45] } 46. Kd2 { [%eval -5.19] [%clk 0:19:34] } 46... Ra3 { [%eval -5.36] [%clk 0:23:27] } 47. Rg1 { [%eval -5.11] [%clk 0:17:54] } 47... Bxd5 { [%eval -5.13] [%clk 0:16:38] } 48. g4 { [%eval -5.25] [%clk 0:17:56] } 48... fxg4 { [%eval -5.01] [%clk 0:15:41] } 49. hxg4 { [%eval -4.8] [%clk 0:18:19] } 49... Kf7 { [%eval -4.8] [%clk 0:13:33] } 50. g5 { [%eval -4.94] [%clk 0:18:08] } 50... Bg7 { [%eval -4.95] [%clk 0:13:37] } 51. f5 { [%eval -4.87] [%clk 0:18:34] } 51... gxf5 { [%eval -4.76] [%clk 0:12:52] } 52. Bxf5 { [%eval -4.56] [%clk 0:17:43] } 52... Ra1 { [%eval -4.02] [%clk 0:12:09] } 53. Bb1?! { [%eval -6.1] } { Inaccuracy. Bxh7 was best. } { [%clk 0:16:17] } 53... Rxb1 { [%eval -6.16] [%clk 0:11:50] } 54. Rxb1 { [%eval -5.91] [%clk 0:16:39] } 54... Be4 { [%eval -6.41] [%clk 0:12:08] } 55. Rf1+ { [%eval -6.19] [%clk 0:16:24] } 55... Kg8 { [%eval -6.3] [%clk 0:11:36] } 0-1