Event: Round 9: Ossa, Vladimir - Rueda Ahumada, Gabriel Omar
Date: 2024-06-02
White: Ossa, Vladimir
WhiteElo: 1963
Black: Rueda Ahumada, Gabriel Omar
BlackElo: 1720
Result: 0-1
ECO: C55
Opening: Italian Game: Two Knights Defense
Variant: Standard

1. e4 { [%eval 0.15] [%clk 0:15:18] } 1... e5 { [%eval 0.17] [%clk 0:15:20] } 2. Nf3 { [%eval 0.19] [%clk 0:15:25] } 2... Nc6 { [%eval 0.19] [%clk 0:15:29] } 3. Bc4 { [%eval 0.1] [%clk 0:15:33] } 3... Nf6 { [%eval 0.15] [%clk 0:15:38] } 4. O-O { [%eval -0.2] [%clk 0:15:41] } 4... Be7?! { [%eval 0.39] } { Inaccuracy. Nxe4 was best. } { [%clk 0:15:47] } 5. d4 { [%eval 0.38] [%clk 0:15:45] } 5... d6 { [%eval 0.39] [%clk 0:15:53] } 6. Nc3 { [%eval 0.3] [%clk 0:15:49] } 6... Bg4 { [%eval 0.29] [%clk 0:15:31] } 7. dxe5 { [%eval 0.24] [%clk 0:15:11] } 7... Nxe5 { [%eval 0.36] [%clk 0:15:29] } 8. Be2 { [%eval 0.28] [%clk 0:15:19] } 8... Nxf3+ { [%eval 0.37] [%clk 0:15:18] } 9. gxf3 { [%eval -0.12] [%clk 0:15:27] } 9... Bh3 { [%eval 0.21] [%clk 0:15:14] } 10. Re1 { [%eval 0.23] [%clk 0:15:36] } 10... Qd7 { [%eval 0.21] [%clk 0:15:22] } 11. Kh1 { [%eval 0.14] [%clk 0:15:43] } 11... O-O-O { [%eval 0.14] [%clk 0:14:54] } 12. Be3 { [%eval -0.26] [%clk 0:15:51] } 12... Kb8?! { [%eval 0.55] } { Inaccuracy. d5 was best. } { [%clk 0:15:02] } 13. Nb5 { [%eval 0.01] [%clk 0:15:28] } 13... a6 { [%eval 0.01] [%clk 0:15:03] } 14. a4 { [%eval 0.26] [%clk 0:15:36] } 14... axb5?? { [%eval 2.74] } { Blunder. g5 was best. } { [%clk 0:13:00] } 15. axb5 { [%eval 2.6] [%clk 0:15:44] } 15... b6?! { [%eval 4.05] } { Inaccuracy. c5 was best. } { [%clk 0:13:09] } 16. Qd4 { [%eval 4.09] [%clk 0:15:16] } 16... Kb7?? { [%eval #21] } { Checkmate is now unavoidable. Qc8 was best. } { [%clk 0:13:15] } 17. f4?? { [%eval -0.32] } { Lost forced checkmate sequence. Ra7+ was best. } { [%clk 0:14:00] } 17... d5?? { [%eval 3.33] } { Blunder. Ra8 was best. } { [%clk 0:12:26] } 18. e5?? { [%eval -0.32] } { Blunder. Ra7+ was best. } { [%clk 0:14:08] } 18... Ne4?? { [%eval 5.17] } { Blunder. Qe6 was best. } { [%clk 0:12:33] } 19. b4?? { [%eval -2.16] } { Blunder. Ra7+ was best. } { [%clk 0:14:07] } 19... g5 { [%eval -2.11] [%clk 0:11:38] } 20. Ra6?! { [%eval -2.86] } { Inaccuracy. f3 was best. } { [%clk 0:13:06] } 20... Ra8 { [%eval -2.67] [%clk 0:11:01] } 21. f3?! { [%eval -3.41] } { Inaccuracy. f5 was best. } { [%clk 0:12:41] } 21... gxf4 { [%eval -3.67] [%clk 0:10:59] } 22. fxe4 { [%eval -3.71] [%clk 0:12:49] } 22... fxe3 { [%eval -3.68] [%clk 0:11:03] } 23. exd5 { [%eval -3.62] [%clk 0:12:56] } 23... Rxa6 { [%eval -3.82] [%clk 0:10:50] } 24. bxa6+ { [%eval -3.84] [%clk 0:13:05] } 24... Ka7 { [%eval -3.62] [%clk 0:10:59] } 25. e6?! { [%eval -5.3] } { Inaccuracy. Bf3 was best. } { [%clk 0:12:55] } 25... fxe6 { [%eval -5.26] [%clk 0:10:42] } 26. Bf3 { [%eval -5.35] [%clk 0:13:02] } 26... Rf8 { [%eval -5.46] [%clk 0:10:44] } 27. Qxe3 { [%eval -5.57] [%clk 0:12:37] } 27... e5 { [%eval -5.0] [%clk 0:08:58] } 28. d6 { [%eval -4.89] [%clk 0:12:15] } 28... cxd6 { [%eval -4.33] [%clk 0:09:01] } 29. c4 { [%eval -5.07] [%clk 0:08:27] } 29... Qf5 { [%eval -4.94] [%clk 0:08:54] } 30. Be2?! { [%eval -7.89] } { Inaccuracy. Bd5 was best. } { [%clk 0:08:35] } 30... Bg5 { [%eval -7.87] [%clk 0:08:56] } 31. Qd3 { [%eval #-43] [%clk 0:07:06] } 31... Qxd3?? { [%eval -4.89] } { Lost forced checkmate sequence. Bg2+ was best. } { [%clk 0:07:57] } 32. Bxd3 { [%eval -4.79] [%clk 0:07:14] } 32... h6 { [%eval -4.64] [%clk 0:07:43] } 33. Kg1?! { [%eval -6.78] } { Inaccuracy. b5 was best. } { [%clk 0:06:11] } 33... Bh4 { [%eval -6.79] [%clk 0:07:43] } 34. Bf1 { [%eval -7.94] [%clk 0:02:18] } 34... Rg8+ { [%eval -7.72] [%clk 0:07:35] } 35. Kh1 { [%eval -7.52] [%clk 0:02:26] } 35... Bxe1 { [%eval -7.14] [%clk 0:07:43] } 36. Bxh3 { [%eval -7.96] [%clk 0:02:35] } 36... Bf2 { [%eval -7.88] [%clk 0:07:51] } 37. Bg2 { [%eval -7.23] [%clk 0:02:44] } 37... e4 { [%eval -6.4] [%clk 0:08:00] } 38. h3?? { [%eval #-18] } { Checkmate is now unavoidable. h4 was best. } { [%clk 0:02:27] } 38... e3 { [%eval -8.42] [%clk 0:08:10] } 39. Bf3 { [%eval -7.83] [%clk 0:02:36] } 39... Rg1+ { [%eval -7.36] [%clk 0:08:10] } 40. Kh2 { [%eval -6.8] [%clk 0:02:45] } 40... Rc1 { [%eval -5.9] [%clk 0:08:14] } 0-1