Event: Round 7: Sierra Isaza, Jose Eduardo - Gradiz Menjivar, Oscar
Site: https://lichess.org/broadcast/fide-world-youth-u16-chess-olympiad-2025--matches-19/round-7/GO7s7tjr/lBfBGrYZ
White: Sierra Isaza, Jose Eduardo
WhiteElo: 1766
Black: Gradiz Menjivar, Oscar
BlackElo: 1588
Result: 0-1
ECO: C02
Opening: French Defense: Advance Variation, Main Line
Variant: Standard
TimeControl: 45+10

1. e4 { [%eval 0.18] [%clk 0:45:18] } 1... e6 { [%eval 0.28] [%clk 0:44:42] } 2. d4 { [%eval 0.29] [%clk 0:45:08] } 2... d5 { [%eval 0.37] [%clk 0:44:17] } 3. e5 { [%eval 0.25] [%clk 0:45:02] } 3... c5 { [%eval 0.23] [%clk 0:44:00] } 4. c3 { [%eval 0.18] [%clk 0:45:00] } 4... Nc6 { [%eval 0.11] [%clk 0:43:37] } 5. Nf3 { [%eval 0.15] [%clk 0:44:38] } 5... Qb6 { [%eval 0.22] [%clk 0:43:06] } 6. a3 { [%eval 0.14] [%clk 0:44:46] } 6... c4 { [%eval 0.28] [%clk 0:42:31] } 7. Nbd2 { [%eval 0.25] [%clk 0:44:54] } 7... f6 { [%eval 0.37] [%clk 0:42:12] } 8. Be2 { [%eval 0.44] [%clk 0:45:02] } 8... fxe5 { [%eval 0.46] [%clk 0:41:32] } 9. Nxe5 { [%eval 0.38] [%clk 0:43:35] } 9... Nxe5 { [%eval 0.36] [%clk 0:41:29] } 10. dxe5 { [%eval 0.41] [%clk 0:43:43] } 10... Bc5 { [%eval 0.47] [%clk 0:41:32] } 11. O-O { [%eval 0.44] [%clk 0:43:50] } 11... Ne7 { [%eval 0.46] [%clk 0:41:39] } 12. b4 { [%eval 0.32] [%clk 0:43:26] } 12... cxb3 { [%eval 0.43] [%clk 0:41:11] } 13. Nxb3 { [%eval 0.5] [%clk 0:43:28] } 13... O-O { [%eval 0.5] [%clk 0:40:51] } 14. Nxc5 { [%eval 0.41] [%clk 0:43:19] } 14... Qxc5 { [%eval 0.46] [%clk 0:40:54] } 15. Bd2 { [%eval 0.45] [%clk 0:43:26] } 15... Ng6?! { [%eval 1.18] } { Inaccuracy. Qc7 was best. } { [%clk 0:40:53] } 16. c4 { [%eval 1.1] [%clk 0:42:42] } 16... a5 { [%eval 1.16] [%clk 0:36:53] } 17. Bd3? { [%eval -0.12] } { Mistake. Be3 was best. } { [%clk 0:40:34] } 17... dxc4 { [%eval -0.21] [%clk 0:33:52] } 18. Bxg6 { [%eval -0.11] [%clk 0:38:51] } 18... hxg6 { [%eval -0.12] [%clk 0:33:38] } 19. Bc3 { [%eval -0.24] [%clk 0:37:54] } 19... Rf5 { [%eval -0.1] [%clk 0:28:03] } 20. Qg4?! { [%eval -0.72] } { Inaccuracy. Qd8+ was best. } { [%clk 0:34:57] } 20... Kh7 { [%eval -0.22] [%clk 0:25:45] } 21. Rae1 { [%eval -0.24] [%clk 0:30:32] } 21... Bd7 { [%eval -0.29] [%clk 0:20:46] } 22. Re3 { [%eval -0.36] [%clk 0:24:22] } 22... Be8 { [%eval -0.32] [%clk 0:10:37] } 23. Re4?? { [%eval -2.25] } { Blunder. Qe4 was best. } { [%clk 0:19:08] } 23... Qxa3 { [%eval -2.34] [%clk 0:06:37] } 24. Rxc4 { [%eval -2.55] [%clk 0:13:44] } 24... Bb5 { [%eval -2.5] [%clk 0:05:39] } 25. Ra1 { [%eval -2.56] [%clk 0:13:47] } 25... Qb3 { [%eval -2.45] [%clk 0:05:28] } 26. Rc7 { [%eval -2.31] [%clk 0:12:51] } 26... Bc6?? { [%eval 0.0] } { Blunder. Raf8 was best. } { [%clk 0:04:02] } 27. Qh4+ { [%eval 0.0] [%clk 0:12:42] } 27... Rh5 { [%eval 0.0] [%clk 0:03:24] } 28. Qe7?? { [%eval -2.87] } { Blunder. Rxg7+ was best. } { [%clk 0:12:27] } 28... Rg8 { [%eval -2.82] [%clk 0:03:13] } 29. Rc1?! { [%eval -3.68] } { Inaccuracy. Qa3 was best. } { [%clk 0:09:11] } 29... a4 { [%eval -3.16] [%clk 0:02:36] } 30. Bb4?! { [%eval -4.25] } { Inaccuracy. Qb4 was best. } { [%clk 0:05:24] } 30... Qb2 { [%eval -3.45] [%clk 0:02:11] } 31. Ba3 { [%eval -3.76] [%clk 0:05:22] } 31... Qxe5 { [%eval -3.73] [%clk 0:02:11] } 32. Bd6?! { [%eval -4.71] } { Inaccuracy. Qd6 was best. } { [%clk 0:03:45] } 32... Qe4 { [%eval -4.63] [%clk 0:02:15] } 33. R1xc6?? { [%eval #-1] } { Checkmate is now unavoidable. R7xc6 was best. } { [%clk 0:03:19] } 33... Qe1# { [%clk 0:02:23] } 0-1