Event: Round 4: Tomas Alberto Pena Cifuentes - Juan Sebastian Melian
Date: 2023-07-12
White: Tomas Alberto Pena Cifuentes
Black: Juan Sebastian Melian
BlackTitle: FM
Result: 0-1
ECO: D37
Opening: Queen's Gambit Declined: Harrwitz Attack
Variant: Standard

1. d4 { [%eval 0.0] [%clk 1:30:55] } 1... Nf6 { [%eval 0.28] [%clk 1:30:51] } 2. c4 { [%eval 0.16] [%clk 1:31:20] } 2... e6 { [%eval 0.23] [%clk 1:31:13] } 3. Nf3 { [%eval 0.0] [%clk 1:31:39] } 3... d5 { [%eval 0.17] [%clk 1:29:34] } 4. Nc3 { [%eval 0.0] [%clk 1:31:58] } 4... Be7 { [%eval 0.0] [%clk 1:23:12] } 5. Bf4 { [%eval 0.31] [%clk 1:31:54] } 5... O-O { [%eval 0.27] [%clk 1:22:46] } 6. e3 { [%eval 0.33] [%clk 1:32:13] } 6... a6 { [%eval 0.5] [%clk 1:20:34] } 7. c5 { [%eval 0.17] [%clk 1:19:40] } 7... Nc6 { [%eval 0.54] [%clk 1:16:17] } 8. Rb1 { [%eval 0.25] [%clk 1:11:13] } 8... Nh5 { [%eval 0.54] [%clk 1:11:52] } 9. b4 { [%eval 0.59] [%clk 1:08:06] } 9... Bd7 { [%eval 0.62] [%clk 1:04:13] } 10. Be2 { [%eval 0.5] [%clk 0:48:45] } 10... Be8 { [%eval 0.68] [%clk 1:00:01] } 11. O-O { [%eval 0.55] [%clk 0:44:31] } 11... f6 { [%eval 0.66] [%clk 1:00:07] } 12. Qb3?! { [%eval -0.16] } { Inaccuracy. h3 was best. } { [%clk 0:42:30] } 12... Nxf4 { [%eval -0.25] [%clk 0:45:09] } 13. exf4 { [%eval -0.23] [%clk 0:42:51] } 13... Bh5?! { [%eval 0.47] } { Inaccuracy. g5 was best. } { [%clk 0:45:31] } 14. Rbd1 { [%eval 0.49] [%clk 0:30:21] } 14... Bxf3?! { [%eval 1.53] } { Inaccuracy. f5 was best. } { [%clk 0:34:41] } 15. Bxf3 { [%eval 1.32] [%clk 0:30:41] } 15... f5 { [%eval 1.48] [%clk 0:35:07] } 16. Ne2? { [%eval 0.21] } { Mistake. Rfe1 was best. } { [%clk 0:20:50] } 16... Bf6 { [%eval 0.37] [%clk 0:35:07] } 17. a3 { [%eval 0.25] [%clk 0:19:27] } 17... Qd7 { [%eval 0.28] [%clk 0:33:39] } 18. g3 { [%eval 0.08] [%clk 0:19:33] } 18... Rfb8 { [%eval 0.29] [%clk 0:31:10] } 19. Qd3 { [%eval 0.1] [%clk 0:16:54] } 19... b5 { [%eval 0.14] [%clk 0:28:58] } 20. cxb6 { [%eval 0.16] [%clk 0:15:34] } 20... cxb6 { [%eval 0.17] [%clk 0:29:00] } 21. Rc1 { [%eval -0.11] [%clk 0:15:18] } 21... Na7 { [%eval 0.04] [%clk 0:24:35] } 22. g4 { [%eval 0.0] [%clk 0:08:48] } 22... g6 { [%eval -0.02] [%clk 0:24:50] } 23. gxf5 { [%eval -0.31] [%clk 0:07:54] } 23... gxf5 { [%eval -0.18] [%clk 0:25:19] } 24. Kh1 { [%eval -0.25] [%clk 0:08:15] } 24... Kh8 { [%eval 0.03] [%clk 0:25:36] } 25. Rg1 { [%eval -0.27] [%clk 0:08:30] } 25... Nb5 { [%eval -0.26] [%clk 0:23:49] } 26. Rc2?! { [%eval -1.0] } { Inaccuracy. a4 was best. } { [%clk 0:06:53] } 26... Qb7?! { [%eval -0.25] } { Inaccuracy. a5 was best. } { [%clk 0:20:49] } 27. Qe3 { [%eval -0.42] [%clk 0:05:16] } 27... Qd7 { [%eval -0.35] [%clk 0:21:17] } 28. Rgc1 { [%eval -0.43] [%clk 0:03:03] } 28... Rc8 { [%eval -0.64] [%clk 0:21:39] } 29. a4 { [%eval -0.47] [%clk 0:01:14] } 29... Rxc2 { [%eval -0.5] [%clk 0:20:57] } 30. Rxc2 { [%eval -0.49] [%clk 0:01:39] } 30... Nd6 { [%eval -0.44] [%clk 0:21:22] } 31. Ng3 { [%eval -0.54] [%clk 0:01:45] } 31... Rc8 { [%eval -0.37] [%clk 0:16:51] } 32. Rxc8+ { [%eval -0.42] [%clk 0:01:30] } 32... Qxc8 { [%eval -0.47] [%clk 0:16:19] } 33. Nh5 { [%eval -0.38] [%clk 0:01:52] } 33... Bg7?? { [%eval 4.5] } { Blunder. Nc4 was best. } { [%clk 0:16:18] } 34. Nxg7 { [%eval 4.57] [%clk 0:01:58] } 34... Ne4 { [%eval 4.79] [%clk 0:11:18] } 35. Bxe4 { [%eval 4.52] [%clk 0:01:55] } 35... dxe4 { [%eval 4.25] [%clk 0:11:40] } 36. Nh5 { [%eval 4.5] [%clk 0:02:03] } 36... Qe8 { [%eval 4.69] [%clk 0:11:38] } 37. Qh3 { [%eval 4.46] [%clk 0:00:56] } 37... Qxa4 { [%eval 4.51] [%clk 0:12:07] } 38. Kg2 { [%eval 4.35] [%clk 0:00:45] } 38... Qd1 { [%eval 4.6] [%clk 0:12:10] } 39. b5 { [%eval 3.96] [%clk 0:00:34] } 39... a5 { [%eval 4.54] [%clk 0:11:26] } 40. Qa3?? { [%eval -4.8] } { Blunder. d5 was best. } { [%clk 0:00:34] } 40... Qf3+ { [%eval -4.75] [%clk 0:10:37] } 0-1