Event: Round 1: Sanchez Alvarez, Roberto Carlos - Tapia Ostolaza, Alexei
Date: 2024-11-22
White: Sanchez Alvarez, Roberto Carlos
WhiteTitle: IM
WhiteElo: 2391
Black: Tapia Ostolaza, Alexei
BlackTitle: FM
BlackElo: 2151
Result: 0-1
ECO: D45
Opening: Semi-Slav Defense: Main Line
Variant: Standard

1. d4 { [%eval 0.17] [%clk 1:29:55] } 1... Nf6 { [%eval 0.17] [%clk 1:30:52] } 2. c4 { [%eval 0.16] [%clk 1:30:17] } 2... e6 { [%eval 0.11] [%clk 1:31:15] } 3. Nc3 { [%eval 0.17] [%clk 1:30:30] } 3... d5 { [%eval 0.24] [%clk 1:31:28] } 4. Nf3 { [%eval 0.1] [%clk 1:29:41] } 4... c6 { [%eval 0.19] [%clk 1:30:06] } 5. e3 { [%eval 0.23] [%clk 1:27:34] } 5... Be7 { [%eval 0.25] [%clk 1:29:15] } 6. Qc2 { [%eval 0.28] [%clk 1:23:42] } 6... Nbd7 { [%eval 0.29] [%clk 1:27:09] } 7. b3 { [%eval 0.32] [%clk 1:19:28] } 7... a6 { [%eval 0.5] [%clk 1:24:52] } 8. Bd3 { [%eval 0.66] [%clk 1:13:13] } 8... O-O { [%eval 0.6] [%clk 1:18:38] } 9. O-O { [%eval 0.52] [%clk 1:12:45] } 9... b5?! { [%eval 1.23] } { Inaccuracy. h6 was best. } { [%clk 1:04:47] } 10. c5 { [%eval 1.14] [%clk 0:58:18] } 10... Qc7 { [%eval 1.14] [%clk 1:02:24] } 11. Bb2 { [%eval 1.27] [%clk 0:58:06] } 11... h6 { [%eval 1.2] [%clk 1:00:51] } 12. b4 { [%eval 0.73] [%clk 0:58:08] } 12... e5 { [%eval 0.75] [%clk 0:59:45] } 13. e4 { [%eval 0.75] [%clk 0:39:27] } 13... exd4 { [%eval 0.75] [%clk 0:56:34] } 14. Nxd4 { [%eval 0.86] [%clk 0:39:04] } 14... Ng4 { [%eval 0.71] [%clk 0:42:16] } 15. f4?! { [%eval -0.06] } { Inaccuracy. g3 was best. } { [%clk 0:27:24] } 15... Ne3 { [%eval 0.0] [%clk 0:38:07] } 16. Qf2 { [%eval 0.32] [%clk 0:27:45] } 16... Nxf1 { [%eval 0.48] [%clk 0:38:28] } 17. exd5 { [%eval 0.44] [%clk 0:27:22] } 17... Nxh2 { [%eval 0.4] [%clk 0:37:12] } 18. d6 { [%eval 0.36] [%clk 0:16:30] } 18... Ng4 { [%eval 0.26] [%clk 0:36:24] } 19. Qg3? { [%eval -0.92] } { Mistake. Qf3 was best. } { [%clk 0:16:16] } 19... Bxd6 { [%eval -1.01] [%clk 0:36:02] } 20. cxd6 { [%eval -0.95] [%clk 0:08:38] } 20... Qb6 { [%eval -0.59] [%clk 0:35:07] } 21. Ne2?? { [%eval -3.14] } { Blunder. Ne4 was best. } { [%clk 0:06:22] } 21... Ndf6 { [%eval -3.0] [%clk 0:34:35] } 22. Rc1 { [%eval -3.08] [%clk 0:06:17] } 22... Bd7 { [%eval -2.89] [%clk 0:24:02] } 23. Bf5 { [%eval -3.0] [%clk 0:02:42] } 23... Rad8?! { [%eval -2.12] } { Inaccuracy. Rae8 was best. } { [%clk 0:10:45] } 24. Bxd7? { [%eval -3.72] } { Mistake. Bxg4 was best. } { [%clk 0:02:19] } 24... Rxd7 { [%eval -3.98] [%clk 0:11:08] } 25. Rxc6 { [%eval -3.86] [%clk 0:02:28] } 25... Qa7 { [%eval -3.94] [%clk 0:11:02] } 26. Kf1 { [%eval -4.07] [%clk 0:02:25] } 26... Re8 { [%eval -3.89] [%clk 0:10:50] } 27. Nf5?! { [%eval -5.08] } { Inaccuracy. Ke1 was best. } { [%clk 0:01:45] } 27... Ne4 { [%eval -5.05] [%clk 0:10:58] } 28. Qh4 { [%eval -5.78] [%clk 0:01:00] } 28... Ne3+ { [%eval -5.76] [%clk 0:10:26] } 29. Nxe3 { [%eval -5.76] [%clk 0:01:04] } 29... Qxe3 { [%eval -5.68] [%clk 0:10:53] } 30. Be5 { [%eval -5.7] [%clk 0:00:34] } 30... f6 { [%eval -5.62] [%clk 0:10:11] } 0-1