Event: Round 5: Mendoza Osorio, Ernesto - Vega Castaneda, Ulises Antonio
Site: https://lichess.org/broadcast/i-campeonato-nacional-e-internacional-de-ajedrez-monterrey-2025--internacional/round-5/Uvbezpm1/Hjcpe4yM
Date: 2025-10-17
White: Mendoza Osorio, Ernesto
WhiteElo: 1861
Black: Vega Castaneda, Ulises Antonio
BlackElo: 1906
Result: 0-1
ECO: A10
Opening: English Opening: Anglo-Lithuanian Variation
Variant: Standard
TimeControl: 90+30

1. c4 { [%eval 0.12] [%clk 1:21:55] } 1... Nc6 { [%eval 0.43] [%clk 1:30:54] } 2. Nc3 { [%eval 0.21] [%clk 1:22:19] } 2... e6 { [%eval 0.46] [%clk 1:31:07] } 3. e4 { [%eval 0.13] [%clk 1:22:38] } 3... e5 { [%eval 0.31] [%clk 1:30:57] } 4. Nf3 { [%eval 0.31] [%clk 1:23:03] } 4... Nf6 { [%eval 0.33] [%clk 1:30:11] } 5. g3 { [%eval -0.04] [%clk 1:21:23] } 5... Bc5 { [%eval -0.02] [%clk 1:28:09] } 6. Bg2 { [%eval -0.04] [%clk 1:21:47] } 6... d6 { [%eval 0.0] [%clk 1:27:05] } 7. O-O { [%eval -0.26] [%clk 1:21:51] } 7... O-O { [%eval 0.07] [%clk 1:25:20] } 8. d3 { [%eval -0.1] [%clk 1:22:06] } 8... h6 { [%eval 0.13] [%clk 1:24:05] } 9. h3 { [%eval 0.16] [%clk 1:22:09] } 9... Nh7 { [%eval 0.2] [%clk 1:22:11] } 10. Na4 { [%eval -0.08] [%clk 1:22:22] } 10... f5 { [%eval 0.04] [%clk 1:17:52] } 11. Nxc5 { [%eval 0.08] [%clk 1:22:41] } 11... dxc5 { [%eval 0.13] [%clk 1:18:17] } 12. exf5 { [%eval 0.27] [%clk 1:23:04] } 12... Bxf5 { [%eval 0.23] [%clk 1:18:27] } 13. Re1 { [%eval 0.0] [%clk 1:19:09] } 13... Qd6 { [%eval 0.13] [%clk 1:16:57] } 14. Nh4 { [%eval 0.21] [%clk 1:18:18] } 14... Bxd3?? { [%eval 4.96] } { Blunder. Bd7 was best. } { [%clk 1:14:48] } 15. Bd5+ { [%eval 4.89] [%clk 1:18:35] } 15... Kh8 { [%eval 4.84] [%clk 1:13:30] } 16. Qxd3 { [%eval 4.97] [%clk 1:18:59] } 16... Rf6 { [%eval 4.84] [%clk 1:13:42] } 17. Be3 { [%eval 4.7] [%clk 1:16:31] } 17... Raf8 { [%eval 5.33] [%clk 1:13:40] } 18. Rad1 { [%eval 4.87] [%clk 1:16:18] } 18... Ng5 { [%eval 5.2] [%clk 1:13:45] } 19. Bxg5 { [%eval 5.14] [%clk 1:12:40] } 19... hxg5 { [%eval 5.12] [%clk 1:14:01] } 20. Nf3 { [%eval 5.18] [%clk 1:12:57] } 20... g6 { [%eval 6.1] [%clk 1:12:13] } 21. a3 { [%eval 5.08] [%clk 1:08:17] } 21... Nd4 { [%eval 4.71] [%clk 1:12:04] } 22. Nxd4 { [%eval 4.2] [%clk 1:07:33] } 22... exd4 { [%eval 4.59] [%clk 1:12:27] } 23. Re2 { [%eval 4.55] [%clk 1:07:11] } 23... c6 { [%eval 4.48] [%clk 1:12:30] } 24. Bg2 { [%eval 4.6] [%clk 1:07:29] } 24... a6 { [%eval 4.83] [%clk 1:12:24] } 25. a4 { [%eval 4.45] [%clk 1:07:29] } 25... Re6 { [%eval 4.87] [%clk 1:11:44] } 26. Rxe6 { [%eval 4.95] [%clk 1:06:54] } 26... Qxe6 { [%eval 4.75] [%clk 1:12:08] } 27. Re1?? { [%eval -5.99] } { Blunder. a5 was best. } { [%clk 1:06:38] } 0-1