Event: Round 1: Rosero, Hugo Alberto - Otalora Pacheco, Carlos Eduardo
Date: 2025-04-27
White: Rosero, Hugo Alberto
WhiteElo: 1692
Black: Otalora Pacheco, Carlos Eduardo
BlackTitle: FM
BlackElo: 2130
Result: 0-1
ECO: C91
Opening: Ruy Lopez: Closed, Bogoljubow Variation
Variant: Standard
TimeControl: 15+10

1. e4 { [%eval 0.18] [%clk 0:15:18] } 1... e5 { [%eval 0.21] [%clk 0:15:19] } 2. Nf3 { [%eval 0.13] [%clk 0:15:26] } 2... Nc6 { [%eval 0.21] [%clk 0:15:28] } 3. Bb5 { [%eval 0.15] [%clk 0:15:32] } 3... a6 { [%eval 0.21] [%clk 0:15:37] } 4. Ba4 { [%eval 0.11] [%clk 0:15:40] } 4... Nf6 { [%eval 0.24] [%clk 0:15:45] } 5. O-O { [%eval 0.13] [%clk 0:15:43] } 5... Be7 { [%eval 0.24] [%clk 0:15:53] } 6. Re1 { [%eval 0.19] [%clk 0:15:39] } 6... b5 { [%eval 0.14] [%clk 0:16:02] } 7. Bb3 { [%eval 0.11] [%clk 0:15:48] } 7... O-O { [%eval 0.26] [%clk 0:16:09] } 8. c3 { [%eval 0.4] [%clk 0:15:52] } 8... d6 { [%eval 0.4] [%clk 0:16:17] } 9. d4 { [%eval 0.2] [%clk 0:15:57] } 9... Bg4 { [%eval 0.26] [%clk 0:16:24] } 10. d5 { [%eval 0.06] [%clk 0:15:41] } 10... Na5 { [%eval 0.11] [%clk 0:16:30] } 11. Bc2 { [%eval 0.06] [%clk 0:15:50] } 11... c6 { [%eval 0.09] [%clk 0:16:35] } 12. h3 { [%eval 0.1] [%clk 0:15:52] } 12... Bc8 { [%eval 0.06] [%clk 0:16:08] } 13. b3 { [%eval 0.1] [%clk 0:15:56] } 13... Qc7 { [%eval 0.04] [%clk 0:16:09] } 14. Bb2?! { [%eval -0.66] } { Inaccuracy. Ba3 was best. } { [%clk 0:15:48] } 14... Re8 { [%eval -0.22] [%clk 0:16:09] } 15. Nbd2?! { [%eval -1.04] } { Inaccuracy. dxc6 was best. } { [%clk 0:15:50] } 15... Bf8? { [%eval 0.35] } { Mistake. cxd5 was best. } { [%clk 0:16:16] } 16. Nf1 { [%eval 0.11] [%clk 0:15:53] } 16... g6 { [%eval 0.21] [%clk 0:16:09] } 17. Ng3?! { [%eval -0.47] } { Inaccuracy. dxc6 was best. } { [%clk 0:15:54] } 17... Bg7 { [%eval -0.24] [%clk 0:16:17] } 18. Rc1 { [%eval -0.43] [%clk 0:15:46] } 18... cxd5 { [%eval -0.41] [%clk 0:15:43] } 19. exd5 { [%eval -0.41] [%clk 0:15:51] } 19... Bb7?! { [%eval 0.19] } { Inaccuracy. Bd7 was best. } { [%clk 0:15:49] } 20. Be4 { [%eval 0.25] [%clk 0:15:02] } 20... Rac8 { [%eval 0.23] [%clk 0:15:39] } 21. Re2 { [%eval -0.08] [%clk 0:14:38] } 21... Qb8 { [%eval 0.32] [%clk 0:15:28] } 22. Rd2?! { [%eval -0.33] } { Inaccuracy. Ba3 was best. } { [%clk 0:14:23] } 22... Bh6 { [%eval -0.48] [%clk 0:15:14] } 23. Rcc2 { [%eval -0.65] [%clk 0:13:29] } 23... Qa8?! { [%eval 0.31] } { Inaccuracy. Bf4 was best. } { [%clk 0:14:48] } 24. Rd3 { [%eval -0.14] [%clk 0:13:33] } 24... Bf4 { [%eval -0.09] [%clk 0:13:09] } 25. Re2 { [%eval -0.18] [%clk 0:12:28] } 25... Bxg3 { [%eval 0.0] [%clk 0:11:56] } 26. fxg3 { [%eval -0.16] [%clk 0:12:34] } 26... Nxe4 { [%eval -0.22] [%clk 0:12:03] } 27. Rxe4 { [%eval -0.15] [%clk 0:12:34] } 27... f5 { [%eval 0.12] [%clk 0:12:13] } 28. Rh4?? { [%eval -1.62] } { Blunder. Re1 was best. } { [%clk 0:12:32] } 28... e4 { [%eval -1.48] [%clk 0:12:19] } 29. Rd4?! { [%eval -2.27] } { Inaccuracy. c4 was best. } { [%clk 0:11:31] } 29... exf3 { [%eval -2.31] [%clk 0:12:17] } 30. Qxf3 { [%eval -2.99] [%clk 0:11:39] } 30... Re1+ { [%eval -3.0] [%clk 0:12:15] } 31. Kh2 { [%eval -2.95] [%clk 0:11:48] } 31... Rce8 { [%eval -2.62] [%clk 0:12:20] } 32. Qf4? { [%eval -5.1] } { Mistake. Rxh7 was best. } { [%clk 0:11:53] } 32... Qd8?? { [%eval -1.76] } { Blunder. Bxd5 was best. } { [%clk 0:11:55] } 33. Qh6 { [%eval -1.24] [%clk 0:11:58] } 33... Qe7?! { [%eval -0.24] } { Inaccuracy. Qc7 was best. } { [%clk 0:11:37] } 34. Ba3?? { [%eval -3.02] } { Blunder. c4 was best. } { [%clk 0:11:52] } 34... Re2 { [%eval -3.14] [%clk 0:11:05] } 35. Rhf4?? { [%eval -6.47] } { Blunder. Rd2 was best. } { [%clk 0:09:39] } 35... Rxa2 { [%eval -5.79] [%clk 0:10:21] } 36. Bb4?? { [%eval #-7] } { Checkmate is now unavoidable. Rf1 was best. } { [%clk 0:09:38] } 36... Qe2 { [%eval #-6] [%clk 0:10:26] } 0-1