Event: Round 2: Stefano Maldonado - Marian Petrov
Date: 2022-01-03
White: Stefano Maldonado
Black: Marian Petrov
BlackTitle: GM
Result: 0-1
ECO: B28
Opening: Sicilian Defense: O'Kelly Variation, Normal System
Variant: Standard

1. e4 { [%eval 0.0] [%clk 1:30:55] } 1... c5 { [%eval 0.32] [%clk 1:30:46] } 2. Nf3 { [%eval 0.0] [%clk 1:31:19] } 2... a6 { [%eval 0.5] [%clk 1:28:43] } 3. d4 { [%eval 0.16] [%clk 1:31:37] } 3... cxd4 { [%eval 0.35] [%clk 1:29:07] } 4. Nxd4 { [%eval 0.13] [%clk 1:31:56] } 4... Nf6 { [%eval 0.0] [%clk 1:29:26] } 5. Nc3 { [%eval -0.13] [%clk 1:32:10] } 5... e5 { [%eval 0.0] [%clk 1:29:42] } 6. Nb3 { [%eval -0.25] [%clk 1:10:28] } 6... Bb4 { [%eval -0.13] [%clk 1:29:26] } 7. Bd2 { [%eval 0.0] [%clk 1:02:09] } 7... Nc6 { [%eval 0.0] [%clk 1:16:58] } 8. Bd3 { [%eval 0.2] [%clk 0:55:24] } 8... d5 { [%eval 0.54] [%clk 1:13:10] } 9. exd5 { [%eval 0.32] [%clk 0:33:11] } 9... Nxd5 { [%eval 0.51] [%clk 1:12:23] } 10. Nxd5 { [%eval 0.61] } 10... Qxd5 { [%eval 0.58] [%clk 1:09:20] } 11. Qe2? { [%eval -0.73] } { Mistake. O-O was best. } { [%clk 0:21:58] } 11... Bxd2+ { [%eval -0.58] [%clk 0:51:00] } 12. Qxd2 { [%eval -0.3] [%clk 0:18:39] } 12... Qxg2 { [%eval -0.5] [%clk 0:47:46] } 13. O-O-O { [%eval -0.69] [%clk 0:18:59] } 13... Qf3 { [%eval -0.29] [%clk 0:44:01] } 14. Nc5 { [%eval -0.34] [%clk 0:13:29] } 14... O-O { [%eval -0.51] [%clk 0:43:44] } 15. Rde1? { [%eval -1.81] } { Mistake. c3 was best. } { [%clk 0:12:39] } 15... Bf5 { [%eval -1.87] [%clk 0:40:19] } 16. Bxf5? { [%eval -3.24] } { Mistake. Qe3 was best. } { [%clk 0:08:39] } 16... Qxf5 { [%eval -3.12] [%clk 0:40:17] } 17. Nxb7?! { [%eval -4.05] } { Inaccuracy. Rhg1 was best. } { [%clk 0:08:09] } 17... Nd4 { [%eval -3.24] [%clk 0:36:39] } 18. Re3?? { [%eval -7.42] } { Blunder. c3 was best. } { [%clk 0:07:56] } 18... Rfc8 { [%eval -7.38] [%clk 0:27:18] } 19. c3 { [%eval -7.3] [%clk 0:08:06] } 19... Qd7 { [%eval -7.62] [%clk 0:27:21] } 20. Rg3 { [%eval -8.69] [%clk 0:04:28] } 20... Qxb7 { [%eval -8.58] [%clk 0:26:25] } 21. Rxg7+ { [%eval -10.1] [%clk 0:04:34] } 21... Kxg7 { [%eval -9.9] [%clk 0:24:59] } 22. Rg1+ { [%eval -11.07] [%clk 0:04:55] } 22... Kh8 { [%eval -10.89] [%clk 0:23:31] } 23. Qg5 { [%eval -13.17] [%clk 0:04:27] } 23... Ne2+ { [%eval -13.39] [%clk 0:23:47] } 24. Kd1 { [%eval -13.61] [%clk 0:04:24] } 24... Nxg1 { [%eval -13.84] [%clk 0:23:13] } 0-1