Event: FIDEWORLDYOUTHCHESSCHAMPIONSHIP Open 18
Site: Montesilvano, Italy
Date: 2023-11-22
White: Colbow, Collin
WhiteTitle: FM
WhiteElo: 2403
Black: Popov, Konstantin
BlackTitle: FM
BlackElo: 2345
Result: 0-1
ECO: B94
Opening: Sicilian Defense: Najdorf Variation
Variant: Standard
TimeControl: 90' x 40 + 30' + 30\

1. e4 { [%eval 0.36] [%clk 1:28:55] } 1... c5 { [%eval 0.32] [%clk 1:30:43] } 2. Nf3 { [%eval 0.0] [%clk 1:29:16] } 2... d6 { [%eval 0.0] [%clk 1:31:02] } 3. d4 { [%eval 0.25] [%clk 1:29:42] } 3... cxd4 { [%eval 0.13] [%clk 1:31:24] } 4. Nxd4 { [%eval 0.27] [%clk 1:30:04] } 4... Nf6 { [%eval 0.3] [%clk 1:31:45] } 5. Nc3 { [%eval 0.21] [%clk 1:30:28] } 5... a6 { [%eval 0.39] [%clk 1:32:06] } 6. Bg5 { [%eval 0.0] [%clk 1:30:38] } 6... Nbd7 { [%eval 0.18] [%clk 1:32:15] } 7. Qe2 { [%eval 0.29] [%clk 1:30:29] } 7... h6 { [%eval 0.0] [%clk 1:31:21] } 8. Bh4 { [%eval 0.41] [%clk 1:30:51] } 8... g6 { [%eval 0.52] [%clk 1:31:21] } 9. O-O-O { [%eval 0.22] [%clk 1:30:42] } 9... Bg7 { [%eval 0.6] [%clk 1:26:33] } 10. f4 { [%eval 0.64] [%clk 1:28:20] } 10... e5 { [%eval 0.67] [%clk 1:16:45] } 11. Nf3 { [%eval 0.73] [%clk 1:14:39] } 11... Qc7 { [%eval 0.74] [%clk 1:13:39] } 12. Bg3? { [%eval -0.47] } { Mistake. Qc4 was best. } { [%clk 0:55:11] } 12... O-O { [%eval -0.53] [%clk 1:06:33] } 13. Qd2 { [%eval -0.6] [%clk 0:47:29] } 13... Nc5 { [%eval -0.43] [%clk 1:04:17] } 14. Bd3 { [%eval -0.81] [%clk 0:45:19] } 14... Re8 { [%eval -0.83] [%clk 1:00:56] } 15. Bh4 { [%eval -0.89] [%clk 0:33:32] } 15... exf4 { [%eval -0.79] [%clk 0:53:11] } 16. Bxf6 { [%eval -0.84] [%clk 0:32:11] } 16... Bxf6 { [%eval -0.9] [%clk 0:53:37] } 17. Nd5 { [%eval -0.77] [%clk 0:32:25] } 17... Qd8 { [%eval -0.96] [%clk 0:53:46] } 18. Qxf4 { [%eval -0.87] [%clk 0:32:17] } 18... Bg7 { [%eval -0.95] [%clk 0:53:51] } 19. Rhf1 { [%eval -1.31] [%clk 0:20:04] } 19... Be6 { [%eval -1.21] [%clk 0:29:15] } 20. h4 { [%eval -1.72] [%clk 0:18:59] } 20... Rc8 { [%eval -1.95] [%clk 0:26:21] } 21. Kb1? { [%eval -4.12] } { Mistake. c3 was best. } { [%clk 0:11:06] } 21... Na4 { [%eval -4.25] [%clk 0:25:30] } 22. c3?! { [%eval -5.47] } { Inaccuracy. e5 was best. } { [%clk 0:06:29] } 22... Nxb2 { [%eval -5.73] [%clk 0:24:13] } 23. Nd4 { [%eval -6.47] [%clk 0:02:44] } 23... Nxd1 { [%eval -6.38] [%clk 0:23:58] } 24. Nxe6 { [%eval -6.57] [%clk 0:03:05] } 24... fxe6 { [%eval -6.77] [%clk 0:24:20] } 25. Qf7+ { [%eval -6.83] [%clk 0:03:28] } 25... Kh8 { [%eval -7.15] [%clk 0:24:43] } 26. e5 { [%eval -8.79] [%clk 0:02:14] } 26... exd5 { [%eval -9.69] [%clk 0:24:29] } 27. Qxg6 { [%eval -9.34] [%clk 0:02:38] } 27... Nxc3+ { [%eval -9.79] [%clk 0:24:51] } 28. Ka1 { [%eval -12.17] [%clk 0:02:43] } 28... Ne4 { [%eval -12.62] [%clk 0:25:14] } 29. Rf7?! { [%eval #-2] } { Checkmate is now unavoidable. Rf6 was best. } { [%clk 0:02:25] } 29... Bxe5+ { [%eval #-1] [%clk 0:25:34] } 30. Kb1 { [%clk 0:02:52] } 30... Nd2# { [%clk 0:25:50] } 0-1