Event: Campeonato Sudamericano Absoluto 2025
Site: https://lichess.org/broadcast/sudamericano-de-ajedrez-rancagua-2025-absoluto/round-4/LL8KyZgZ/Pg01IVtQ
Date: 2025-11-05
White: Reyes Zavaleta, Fabian Ricardo
WhiteTitle: FM
WhiteElo: 2247
Black: Barrientos, Sergio E
BlackTitle: GM
BlackElo: 2442
Result: 0-1
ECO: D97
Opening: Grünfeld Defense: Russian Variation, Byrne Variation
Variant: Standard
TimeControl: 90+30

1. d4 { [%eval 0.17] [%clk 1:30:57] } 1... Nf6 { [%eval 0.19] [%clk 1:30:53] } 2. c4 { [%eval 0.18] [%clk 1:31:21] } 2... g6 { [%eval 0.28] [%clk 1:31:17] } 3. Nc3 { [%eval 0.18] [%clk 1:31:42] } 3... d5 { [%eval 0.28] [%clk 1:31:41] } 4. Nf3 { [%eval 0.21] [%clk 1:32:02] } 4... Bg7 { [%eval 0.29] [%clk 1:32:04] } 5. Qb3 { [%eval 0.21] [%clk 1:32:13] } 5... dxc4 { [%eval 0.18] [%clk 1:32:25] } 6. Qxc4 { [%eval 0.2] [%clk 1:32:38] } 6... O-O { [%eval 0.2] [%clk 1:32:50] } 7. e4 { [%eval 0.17] [%clk 1:33:01] } 7... Nc6 { [%eval 0.21] [%clk 1:33:15] } 8. Be2 { [%eval 0.4] [%clk 1:32:32] } 8... e5 { [%eval 0.39] [%clk 1:33:25] } 9. d5 { [%eval 0.37] [%clk 1:32:24] } 9... Nd4 { [%eval 0.25] [%clk 1:33:50] } 10. Nxd4 { [%eval 0.16] [%clk 1:32:46] } 10... exd4 { [%eval 0.14] [%clk 1:34:14] } 11. Qxd4 { [%eval 0.25] [%clk 1:33:12] } 11... c6 { [%eval 0.3] [%clk 1:34:41] } 12. Qd1 { [%eval 0.02] [%clk 1:30:42] } 12... Re8 { [%eval 0.01] [%clk 1:21:24] } 13. O-O { [%eval 0.02] [%clk 1:29:40] } 13... Nxe4 { [%eval 0.05] [%clk 1:20:43] } 14. Nxe4 { [%eval 0.04] [%clk 1:29:01] } 14... Rxe4 { [%eval 0.06] [%clk 1:21:09] } 15. dxc6 { [%eval 0.06] [%clk 1:27:07] } 15... Rd4 { [%eval 0.02] [%clk 1:21:36] } 16. Qb3 { [%eval 0.02] [%clk 1:18:30] } 16... bxc6 { [%eval 0.06] [%clk 1:19:27] } 17. Be3 { [%eval 0.13] [%clk 1:11:00] } 17... Be6 { [%eval 0.1] [%clk 1:18:17] } 18. Qc2 { [%eval 0.09] [%clk 1:10:31] } 18... Rb4 { [%eval 0.06] [%clk 1:17:16] } 19. Qxc6 { [%eval 0.0] [%clk 1:00:48] } 19... Rxb2 { [%eval 0.01] [%clk 1:13:32] } 20. Bf3 { [%eval -0.06] [%clk 0:50:10] } 20... Rc8 { [%eval -0.08] [%clk 1:09:36] } 21. Qa4 { [%eval -0.12] [%clk 0:50:32] } 21... a5 { [%eval -0.14] [%clk 1:08:53] } 22. Rad1 { [%eval -0.14] [%clk 0:42:10] } 22... Qf8 { [%eval 0.0] [%clk 1:06:26] } 23. Qxa5 { [%eval -0.02] [%clk 0:30:13] } 23... Rxa2 { [%eval 0.02] [%clk 1:06:52] } 24. Qb6 { [%eval -0.28] [%clk 0:26:34] } 24... Bc4 { [%eval -0.31] [%clk 1:00:37] } 25. Rfe1 { [%eval -0.63] [%clk 0:26:08] } 25... Bc3 { [%eval -0.48] [%clk 0:59:56] } 26. Bd4 { [%eval -0.85] [%clk 0:13:21] } 26... Bxe1 { [%eval -0.81] [%clk 0:54:43] } 27. Rxe1 { [%eval -0.71] [%clk 0:13:49] } 27... Qd8 { [%eval -0.59] [%clk 0:52:06] } 28. Qb7?? { [%eval -4.91] } { Blunder. h4 was best. } { [%clk 0:13:32] } 28... Qxd4 { [%eval -4.86] [%clk 0:50:15] } 29. Qxc8+ { [%eval -4.63] [%clk 0:13:57] } 29... Kg7 { [%eval -4.29] [%clk 0:50:42] } 30. Qe8?? { [%eval -11.18] } { Blunder. Rd1 was best. } { [%clk 0:10:52] } 30... Qxf2+ { [%eval -10.25] [%clk 0:50:20] } 31. Kh1 { [%eval -9.69] [%clk 0:11:20] } 31... Re2 { [%eval -8.99] [%clk 0:50:09] } 0-1