Event: Round 7: Arechiga Acevedo, Martin Hiram - Mateo Alexander Miranda Rivera
Site: https://lichess.org/broadcast/campeonato-norteamericano-de-ajedrez-escolar-tijuana-mexico-2025/round-7/ve8W3Z2O/iUpTwLiA
Date: 2025-11-03
White: Arechiga Acevedo, Martin Hiram
Black: Mateo Alexander Miranda Rivera
Result: 1-0
ECO: A43
Opening: Benoni Defense: Old Benoni
Variant: Standard
TimeControl: 60+30

1. d4 { [%eval 0.17] [%clk 1:00:57] } 1... c5 { [%eval 0.61] [%clk 1:00:57] } 2. e3 { [%eval 0.08] [%clk 1:00:50] } 2... d5 { [%eval 0.0] [%clk 1:01:11] } 3. Nf3 { [%eval 0.0] [%clk 1:01:07] } 3... e6 { [%eval 0.17] [%clk 1:01:25] } 4. Nc3 { [%eval -0.25] [%clk 1:01:26] } 4... Nf6 { [%eval -0.15] [%clk 1:01:50] } 5. Be2 { [%eval -0.25] [%clk 1:01:39] } 5... Nc6 { [%eval -0.25] [%clk 1:02:01] } 6. O-O { [%eval -0.22] [%clk 1:01:52] } 6... b6 { [%eval -0.01] [%clk 1:02:13] } 7. b3 { [%eval -0.19] [%clk 1:02:04] } 7... Bb7 { [%eval -0.14] [%clk 1:02:32] } 8. Bb2 { [%eval -0.11] [%clk 1:02:26] } 8... Bd6 { [%eval 0.09] [%clk 1:02:52] } 9. Qd2 { [%eval -0.42] [%clk 1:02:35] } 9... Qc7? { [%eval 0.82] } { Mistake. a6 was best. } { [%clk 1:02:56] } 10. h3? { [%eval -0.76] } { Mistake. Nb5 was best. } { [%clk 1:02:43] } 10... O-O? { [%eval 0.64] } { Mistake. a6 was best. } { [%clk 1:03:14] } 11. Rad1?? { [%eval -1.02] } { Blunder. Nb5 was best. } { [%clk 1:03:00] } 11... e5?? { [%eval 2.78] } { Blunder. a6 was best. } { [%clk 1:02:40] } 12. Nb5 { [%eval 2.81] [%clk 1:02:55] } 12... Qe7? { [%eval 4.75] } { Mistake. Ne4 was best. } { [%clk 1:02:18] } 13. Nxd6 { [%eval 4.91] [%clk 1:03:00] } 13... e4 { [%eval 4.86] [%clk 1:01:56] } 14. Nf5 { [%eval 5.16] [%clk 1:02:04] } 14... Qd7 { [%eval 5.18] [%clk 1:00:11] } 15. N3h4 { [%eval 5.06] [%clk 1:02:02] } 15... g5?! { [%eval 7.3] } { Inaccuracy. c4 was best. } { [%clk 0:58:23] } 16. Nh6+ { [%eval 7.12] [%clk 1:02:04] } 16... Kg7 { [%eval 7.45] [%clk 0:58:13] } 17. N4f5+ { [%eval 7.34] [%clk 1:02:17] } 17... Kg6 { [%eval 7.32] [%clk 0:57:38] } 18. dxc5 { [%eval 7.3] [%clk 0:56:57] } 18... bxc5 { [%eval 7.9] [%clk 0:57:03] } 19. Qc3 { [%eval 6.26] [%clk 0:54:35] } 19... Nh5?? { [%eval #3] } { Checkmate is now unavoidable. d4 was best. } { [%clk 0:55:16] } 20. Bxh5+ { [%eval #2] [%clk 0:54:01] } 20... Kxh5 { [%eval #2] [%clk 0:55:35] } 21. g4+ { [%eval #1] [%clk 0:53:24] } 1-0