Event: FIDE U16 Olympiad_boards_1-80
Date: 2023-08-13
White: Mathew Mwase
Black: Mariia Manko
Result: 0-1
ECO: A58
Opening: Benko Gambit Accepted: Fully Accepted Variation
Variant: Standard
TimeControl: 45min+10sec

1. d4 { [%eval 0.0] [%clk 0:45:18] } 1... Nf6 { [%eval 0.28] [%clk 0:45:18] } 2. c4 { [%eval 0.16] [%clk 0:45:26] } 2... c5?! { [%eval 0.93] } { Inaccuracy. e6 was best. } { [%clk 0:45:27] } 3. d5 { [%eval 0.75] [%clk 0:45:34] } 3... b5 { [%eval 0.83] [%clk 0:45:36] } 4. cxb5 { [%eval 0.8] [%clk 0:45:43] } 4... a6 { [%eval 0.74] [%clk 0:45:45] } 5. bxa6 { [%eval 0.74] [%clk 0:45:51] } 5... g6 { [%eval 0.47] [%clk 0:45:53] } 6. Nc3 { [%eval 0.61] [%clk 0:45:53] } 6... Bg7 { [%eval 0.79] [%clk 0:46:01] } 7. e4 { [%eval 0.72] [%clk 0:45:58] } 7... O-O { [%eval 0.52] [%clk 0:46:08] } 8. a7 { [%eval 0.84] [%clk 0:46:04] } 8... Rxa7 { [%eval 0.8] [%clk 0:46:15] } 9. Nf3 { [%eval 0.82] [%clk 0:45:45] } 9... e6 { [%eval 0.78] [%clk 0:46:03] } 10. Be2 { [%eval 0.82] [%clk 0:45:14] } 10... exd5 { [%eval 0.8] [%clk 0:46:09] } 11. exd5 { [%eval 0.84] [%clk 0:45:23] } 11... d6 { [%eval 0.74] [%clk 0:45:18] } 12. O-O { [%eval 0.83] [%clk 0:44:28] } 12... Na6 { [%eval 0.71] [%clk 0:42:13] } 13. h3 { [%eval 0.5] [%clk 0:42:00] } 13... Nc7 { [%eval 0.42] [%clk 0:40:46] } 14. Bf4 { [%eval 0.33] [%clk 0:37:51] } 14... Rb7 { [%eval 0.4] [%clk 0:38:55] } 15. Qd2 { [%eval 0.18] [%clk 0:34:19] } 15... Nfxd5 { [%eval 0.19] [%clk 0:35:04] } 16. Nxd5 { [%eval -0.32] [%clk 0:23:17] } 16... Rxb2 { [%eval -0.32] [%clk 0:32:18] } 17. Bg5? { [%eval -1.59] } { Mistake. Qd1 was best. } { [%clk 0:14:38] } 17... Rxd2 { [%eval -1.56] [%clk 0:27:37] } 18. Bxd8 { [%eval -1.44] [%clk 0:14:43] } 18... Nxd5 { [%eval -1.42] [%clk 0:26:10] } 19. Nxd2 { [%eval -1.53] [%clk 0:11:17] } 19... Bxa1 { [%eval -1.55] [%clk 0:25:02] } 20. Rxa1 { [%eval -1.88] [%clk 0:09:34] } 20... Rxd8 { [%eval -1.83] [%clk 0:25:06] } 21. a4 { [%eval -1.86] [%clk 0:08:32] } 21... Nc3?! { [%eval -1.18] } { Inaccuracy. Kf8 was best. } { [%clk 0:20:19] } 22. Bf1 { [%eval -1.06] [%clk 0:07:29] } 22... d5?! { [%eval 0.0] } { Inaccuracy. Nd5 was best. } { [%clk 0:17:57] } 23. a5? { [%eval -1.2] } { Mistake. Ra3 was best. } { [%clk 0:05:30] } 23... c4 { [%eval -1.25] [%clk 0:16:02] } 24. a6 { [%eval -1.46] [%clk 0:02:04] } 24... Bd7 { [%eval -1.21] [%clk 0:15:52] } 25. a7?! { [%eval -2.19] } { Inaccuracy. Bxc4 was best. } { [%clk 0:01:26] } 25... Ra8 { [%eval -2.05] [%clk 0:10:15] } 26. Bxc4? { [%eval -3.62] } { Mistake. g4 was best. } { [%clk 0:00:49] } 26... dxc4 { [%eval -3.83] [%clk 0:09:39] } 27. Nxc4 { [%eval -3.52] [%clk 0:00:58] } 27... Na4 { [%eval -3.67] [%clk 0:07:36] } 28. Nb6?! { [%eval -5.25] } { Inaccuracy. Ne5 was best. } { [%clk 0:00:22] } 28... Nxb6 { [%eval -5.38] [%clk 0:07:38] } 29. Rb1 { [%eval -5.46] [%clk 0:00:32] } 29... Nc8 { [%eval -5.5] [%clk 0:07:30] } 30. Rb8 { [%eval -5.53] [%clk 0:00:21] } 30... Rxa7 { [%eval -5.64] [%clk 0:07:35] } 31. f4 { [%eval -5.67] [%clk 0:00:19] } 31... Kg7 { [%eval -5.71] [%clk 0:07:39] } 32. Kh2 { [%eval -5.91] [%clk 0:00:24] } 32... Nd6 { [%eval -5.71] [%clk 0:07:37] } 33. Rd8 { [%eval -6.1] [%clk 0:00:23] } 33... Ne4 { [%eval -6.1] [%clk 0:06:54] } 34. Rb8 { [%eval -6.01] [%clk 0:00:23] } 34... Bc6 { [%eval -5.88] [%clk 0:07:01] } 35. Rb2 { [%eval -5.86] [%clk 0:00:29] } 35... h5 { [%eval -6.14] [%clk 0:06:49] } 36. Rc2 { [%eval -6.27] [%clk 0:00:33] } 36... Ba8 { [%eval -6.66] [%clk 0:06:55] } 37. Rb2?! { [%eval -33.81] } { Inaccuracy. h4 was best. } { [%clk 0:00:30] } 37... h4 { [%eval -10.35] [%clk 0:06:58] } 38. Kg1?! { [%eval #-4] } { Checkmate is now unavoidable. f5 was best. } { [%clk 0:00:25] } 38... Ra1+ { [%eval #-3] [%clk 0:07:05] } 0-1