Event: Round 1: Obregon Rivero, Juan Carlos - Vega Castaneda, Ulises Antonio
Date: 2024-03-27
White: Obregon Rivero, Juan Carlos
WhiteTitle: GM
WhiteElo: 2496
Black: Vega Castaneda, Ulises Antonio
BlackElo: 1924
Result: 1-0
ECO: D07
Opening: Queen's Gambit Declined: Chigorin Defense, Main Line
Variant: Standard

1. d4 { [%eval 0.17] [%clk 1:30:30] } 1... d5 { [%eval 0.25] [%clk 1:28:43] } 2. c4 { [%eval 0.26] [%clk 1:30:37] } 2... Nc6 { [%eval 0.43] [%clk 1:28:35] } 3. Nf3 { [%eval 0.58] [%clk 1:30:33] } 3... Bg4 { [%eval 0.94] [%clk 1:28:35] } 4. e3 { [%eval 0.78] [%clk 1:29:10] } 4... e6 { [%eval 0.54] [%clk 1:27:59] } 5. Nc3 { [%eval 0.55] [%clk 1:28:53] } 5... Nf6 { [%eval 0.6] [%clk 1:26:45] } 6. h3 { [%eval 0.52] [%clk 1:26:07] } 6... Bxf3 { [%eval 0.63] [%clk 1:16:30] } 7. Qxf3 { [%eval 0.56] [%clk 1:26:25] } 7... Bb4 { [%eval 0.43] [%clk 1:14:05] } 8. Bd3 { [%eval 0.0] [%clk 1:26:46] } 8... e5 { [%eval -0.02] [%clk 0:54:59] } 9. cxd5 { [%eval 0.0] [%clk 1:26:43] } 9... Qxd5 { [%eval 0.04] [%clk 0:50:43] } 10. Qxd5 { [%eval 0.07] [%clk 1:26:08] } 10... Nxd5 { [%eval 0.02] [%clk 0:45:48] } 11. Bd2 { [%eval 0.02] [%clk 1:26:37] } 11... O-O-O { [%eval 0.0] [%clk 0:36:34] } 12. a3 { [%eval -0.01] [%clk 1:25:15] } 12... exd4 { [%eval 0.0] [%clk 0:33:41] } 13. axb4 { [%eval 0.0] [%clk 1:25:07] } 13... dxc3 { [%eval 0.01] [%clk 0:32:59] } 14. bxc3 { [%eval -0.01] [%clk 1:25:07] } 14... Nxe3 { [%eval -0.03] [%clk 0:32:29] } 15. Bxe3 { [%eval 0.0] [%clk 1:25:28] } 15... Rxd3 { [%eval 0.0] [%clk 0:32:52] } 16. b5 { [%eval 0.0] [%clk 1:25:52] } 16... Nb8 { [%eval 0.0] [%clk 0:21:42] } 17. Rxa7 { [%eval 0.0] [%clk 1:25:51] } 17... Rhd8 { [%eval 0.0] [%clk 0:17:51] } 18. O-O { [%eval -0.02] [%clk 1:26:02] } 18... Rd1?! { [%eval 0.77] } { Inaccuracy. Rxc3 was best. } { [%clk 0:10:53] } 19. Ra8 { [%eval 0.48] [%clk 1:24:36] } 19... b6 { [%eval 0.42] [%clk 0:07:05] } 20. Ra7 { [%eval 0.42] [%clk 1:24:50] } 20... Rxf1+ { [%eval 0.51] [%clk 0:06:04] } 21. Kxf1 { [%eval 0.43] [%clk 1:25:18] } 21... Re8?! { [%eval 1.49] } { Inaccuracy. Rd5 was best. } { [%clk 0:04:42] } 22. Bf4 { [%eval 1.39] [%clk 1:25:18] } 22... Re7 { [%eval 1.35] [%clk 0:05:02] } 23. f3 { [%eval 1.12] [%clk 1:25:17] } 23... Rd7 { [%eval 1.36] [%clk 0:03:01] } 24. Ke2 { [%eval 1.36] [%clk 1:25:35] } 24... c5?? { [%eval 5.07] } { Blunder. f6 was best. } { [%clk 0:02:24] } 25. Bxb8 { [%eval 4.64] [%clk 1:25:56] } 1-0