Event: CENTENARIO CHESS MASTERS GRUPO B
Site: SERRANO 14, OFICINA 102. SANTIAGO, Chile
Date: 2025-02-20
White: Orrego Palermo, Marcelo
WhiteElo: 2133
Black: Diaz Contreras, Pedro
BlackTitle: FM
BlackElo: 2136
Result: 0-1
ECO: B31
Opening: Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation
Variant: Standard
TimeControl: 60 minutes with 30 seconds increment from move 1

1. e4 { [%eval 0.18] } 1... c5 { [%eval 0.25] [%clk 0:51:44] } 2. Nf3 { [%eval 0.2] [%clk 1:00:31] } 2... Nc6 { [%eval 0.25] [%clk 0:52:05] } 3. Bb5 { [%eval 0.28] [%clk 1:00:39] } 3... g6 { [%eval 0.24] [%clk 0:49:45] } 4. Bxc6 { [%eval 0.27] [%clk 1:00:59] } 4... dxc6 { [%eval 0.5] [%clk 0:50:34] } 5. O-O { [%eval 0.35] [%clk 1:00:18] } 5... Qc7 { [%eval 0.43] [%clk 0:50:26] } 6. d3 { [%eval 0.26] [%clk 0:58:18] } 6... e5 { [%eval 0.42] [%clk 0:48:56] } 7. Be3 { [%eval 0.19] [%clk 0:57:34] } 7... Nf6 { [%eval 0.27] [%clk 0:47:53] } 8. h3 { [%eval 0.06] [%clk 0:54:53] } 8... b6 { [%eval 0.5] [%clk 0:41:35] } 9. Nbd2 { [%eval 0.51] [%clk 0:53:11] } 9... Bg7 { [%eval 0.56] [%clk 0:41:12] } 10. a4 { [%eval 0.5] [%clk 0:52:57] } 10... a5 { [%eval 0.55] [%clk 0:36:26] } 11. Nc4 { [%eval 0.47] [%clk 0:50:59] } 11... Nh5?! { [%eval 1.37] } { Inaccuracy. Nd7 was best. } { [%clk 0:36:07] } 12. b4 { [%eval 1.43] [%clk 0:47:51] } 12... b5 { [%eval 1.47] [%clk 0:29:29] } 13. axb5 { [%eval 1.53] [%clk 0:44:46] } 13... cxb5 { [%eval 1.4] [%clk 0:29:31] } 14. Rxa5 { [%eval 1.34] [%clk 0:44:58] } 14... Rxa5 { [%eval 1.56] [%clk 0:21:00] } 15. Nxa5 { [%eval 1.62] [%clk 0:45:16] } 15... cxb4 { [%eval 1.52] [%clk 0:21:22] } 16. Nb3 { [%eval 1.37] [%clk 0:44:00] } 16... Bf8? { [%eval 2.86] } { Mistake. Nf4 was best. } { [%clk 0:20:39] } 17. d4 { [%eval 2.74] [%clk 0:35:01] } 17... Bb7?! { [%eval 3.55] } { Inaccuracy. Be7 was best. } { [%clk 0:20:14] } 18. d5?! { [%eval 2.59] } { Inaccuracy. Qd3 was best. } { [%clk 0:35:22] } 18... Bd6 { [%eval 2.53] [%clk 0:20:09] } 19. Qd3 { [%eval 2.55] [%clk 0:34:40] } 19... O-O { [%eval 2.58] [%clk 0:17:47] } 20. Qxb5?! { [%eval 1.74] } { Inaccuracy. Ra1 was best. } { [%clk 0:32:48] } 20... Ra8?! { [%eval 2.47] } { Inaccuracy. Nf6 was best. } { [%clk 0:17:07] } 21. Nc5 { [%eval 2.28] [%clk 0:30:54] } 21... Bc8 { [%eval 2.38] [%clk 0:16:39] } 22. Nd3?? { [%eval 0.16] } { Blunder. Qc6 was best. } { [%clk 0:30:56] } 22... Ba6 { [%eval 0.15] [%clk 0:15:38] } 23. Qa4 { [%eval 0.13] [%clk 0:30:16] } 23... f5 { [%eval 0.07] [%clk 0:10:47] } 24. Ng5 { [%eval -0.04] [%clk 0:26:01] } 24... Qc8 { [%eval -0.13] [%clk 0:08:37] } 25. Qb3?! { [%eval -1.16] } { Inaccuracy. Ra1 was best. } { [%clk 0:21:40] } 25... h6 { [%eval -0.91] [%clk 0:07:41] } 26. Ne6 { [%eval -0.9] [%clk 0:22:03] } 26... fxe4 { [%eval -1.04] [%clk 0:07:03] } 27. Ndc5 { [%eval -0.7] [%clk 0:22:16] } 27... Bxf1 { [%eval -1.0] [%clk 0:07:15] } 28. Kxf1 { [%eval -1.03] [%clk 0:22:43] } 28... Nf6?! { [%eval -0.26] } { Inaccuracy. Ra1+ was best. } { [%clk 0:05:08] } 29. g4?? { [%eval -2.37] } { Blunder. Kg1 was best. } { [%clk 0:19:37] } 29... g5?? { [%eval -0.5] } { Blunder. Ra1+ was best. } { [%clk 0:03:46] } 30. Qxb4 { [%eval -0.94] [%clk 0:17:51] } 30... Qb8 { [%eval -1.1] [%clk 0:03:44] } 31. Qe1?? { [%eval -4.5] } { Blunder. Qb7 was best. } { [%clk 0:16:07] } 31... Qb2 { [%eval -4.53] [%clk 0:03:46] } 32. Bc1 { [%eval -5.05] [%clk 0:14:24] } 32... Qxc2 { [%eval -4.88] [%clk 0:03:28] } 33. Qd2 { [%eval -5.51] [%clk 0:13:42] } 33... Qc4+ { [%eval -5.31] [%clk 0:02:41] } 0-1