Event: SonFlow Cup
Date: 2025-05-03
White: Matthiesen, Martin
WhiteTitle: FM
WhiteElo: 2322
Black: Chatalbashev, Boris
BlackTitle: GM
BlackElo: 2502
Result: 0-1
ECO: E71
Opening: King's Indian Defense: Makogonov Variation
Variant: Standard

1. d4 { [%eval 0.17] [%clk 1:30:57] } 1... Nf6 { [%eval 0.19] [%clk 1:30:55] } 2. c4 { [%eval 0.18] [%clk 1:31:24] } 2... g6 { [%eval 0.19] [%clk 1:31:18] } 3. Nc3 { [%eval 0.21] [%clk 1:31:50] } 3... Bg7 { [%eval 0.51] [%clk 1:31:37] } 4. e4 { [%eval 0.4] [%clk 1:31:58] } 4... d6 { [%eval 0.55] [%clk 1:32:03] } 5. h3 { [%eval 0.53] [%clk 1:32:16] } 5... e5 { [%eval 0.53] [%clk 1:32:11] } 6. d5 { [%eval 0.41] [%clk 1:30:21] } 6... a5 { [%eval 0.5] [%clk 1:31:49] } 7. Be3 { [%eval 0.39] [%clk 1:22:58] } 7... Na6 { [%eval 0.45] [%clk 1:32:02] } 8. Bd3 { [%eval 0.38] [%clk 1:20:15] } 8... O-O { [%eval 0.4] [%clk 1:30:19] } 9. g4 { [%eval 0.22] [%clk 1:05:46] } 9... Nd7 { [%eval 0.32] [%clk 1:26:04] } 10. Nf3 { [%eval 0.21] [%clk 0:53:06] } 10... Ndc5 { [%eval 0.08] [%clk 1:25:41] } 11. Rg1 { [%eval -0.01] [%clk 0:51:10] } 11... c6 { [%eval -0.02] [%clk 1:18:30] } 12. Qd2 { [%eval -0.42] [%clk 0:31:54] } 12... cxd5 { [%eval -0.45] [%clk 1:15:29] } 13. cxd5 { [%eval -0.5] [%clk 0:25:32] } 13... Nxd3+ { [%eval -0.43] [%clk 1:05:01] } 14. Qxd3 { [%eval -0.54] [%clk 0:25:56] } 14... b6 { [%eval -0.52] [%clk 1:05:01] } 15. O-O-O { [%eval -0.67] [%clk 0:17:10] } 15... Nc5 { [%eval -0.56] [%clk 0:58:58] } 16. Qc2 { [%eval -0.81] [%clk 0:14:28] } 16... Ba6 { [%eval -0.59] [%clk 0:54:36] } 17. a4?! { [%eval -1.73] } { Inaccuracy. Bxc5 was best. } { [%clk 0:11:27] } 17... Bc4 { [%eval -1.47] [%clk 0:46:27] } 18. Bxc5 { [%eval -1.57] [%clk 0:11:03] } 18... bxc5 { [%eval -1.61] [%clk 0:46:51] } 19. Kb1 { [%eval -1.72] [%clk 0:09:05] } 19... Rb8 { [%eval -1.59] [%clk 0:41:51] } 20. Nd2 { [%eval -1.66] [%clk 0:08:47] } 20... Ba6 { [%eval -1.63] [%clk 0:42:13] } 21. Nf3?! { [%eval -2.38] } { Inaccuracy. Nb5 was best. } { [%clk 0:07:50] } 21... Rb4 { [%eval -2.23] [%clk 0:40:17] } 22. Ka1 { [%eval -2.29] [%clk 0:07:14] } 22... Qf6 { [%eval -2.34] [%clk 0:37:14] } 23. Rg3 { [%eval -2.37] [%clk 0:06:10] } 23... Bc4 { [%eval -2.4] [%clk 0:28:59] } 24. g5 { [%eval -2.38] [%clk 0:05:40] } 24... Qf4 { [%eval -2.33] [%clk 0:27:22] } 25. Ne2?? { [%eval -6.9] } { Blunder. Rb1 was best. } { [%clk 0:05:10] } 25... Bxe2 { [%eval -6.66] [%clk 0:27:19] } 0-1