Event: Round 9: Edinson Sierra Daza - Cordoba Fernandez, Juan Diego
Date: 2025-04-04
White: Edinson Sierra Daza
Black: Cordoba Fernandez, Juan Diego
BlackElo: 1741
Result: 0-1
ECO: E76
Opening: King's Indian Defense: Four Pawns Attack, Dynamic Attack
Variant: Standard
TimeControl: 3+2

1. d4 { [%eval 0.17] [%clk 0:03:01] } 1... Nf6 { [%eval 0.19] [%clk 0:03:04] } 2. c4 { [%eval 0.18] [%clk 0:03:01] } 2... g6 { [%eval 0.19] [%clk 0:03:05] } 3. Nc3 { [%eval 0.21] [%clk 0:02:59] } 3... Bg7 { [%eval 0.51] } 4. e4 { [%eval 0.4] [%clk 0:03:00] } 4... d6 { [%eval 0.48] [%clk 0:03:07] } 5. f4 { [%eval 0.0] [%clk 0:03:00] } 5... O-O { [%eval 0.21] [%clk 0:03:07] } 6. Nf3 { [%eval 0.06] [%clk 0:03:01] } 6... c5 { [%eval 0.06] [%clk 0:02:58] } 7. d5 { [%eval 0.0] [%clk 0:02:59] } 7... Nbd7?! { [%eval 0.96] } { Inaccuracy. e6 was best. } { [%clk 0:02:53] } 8. Qc2 { [%eval 0.7] [%clk 0:02:50] } 8... Nb6?! { [%eval 1.27] } { Inaccuracy. e6 was best. } { [%clk 0:02:48] } 9. Rb1?! { [%eval 0.17] } { Inaccuracy. Bd3 was best. } { [%clk 0:02:44] } 9... Ne8? { [%eval 1.42] } { Mistake. e6 was best. } { [%clk 0:02:49] } 10. a3 { [%eval 0.96] [%clk 0:02:42] } 10... f5 { [%eval 1.16] [%clk 0:02:47] } 11. e5 { [%eval 1.16] [%clk 0:02:42] } 11... dxe5?! { [%eval 1.77] } { Inaccuracy. e6 was best. } { [%clk 0:02:45] } 12. fxe5 { [%eval 1.7] [%clk 0:02:42] } 12... Qc7?! { [%eval 2.91] } { Inaccuracy. Nd7 was best. } { [%clk 0:02:24] } 13. Nb5 { [%eval 2.7] [%clk 0:02:32] } 13... Qb8 { [%eval 2.71] [%clk 0:02:13] } 14. Bf4? { [%eval 1.45] } { Mistake. e6 was best. } { [%clk 0:02:31] } 14... e6?! { [%eval 2.63] } { Inaccuracy. Nd7 was best. } { [%clk 0:01:56] } 15. d6 { [%eval 2.24] [%clk 0:02:28] } 15... a6 { [%eval 2.44] [%clk 0:01:48] } 16. Nc3 { [%eval 2.35] [%clk 0:02:17] } 16... Nd7 { [%eval 2.71] [%clk 0:01:43] } 17. h4 { [%eval 2.59] [%clk 0:02:02] } 17... h6 { [%eval 2.72] [%clk 0:01:33] } 18. Bd3 { [%eval 2.68] [%clk 0:01:52] } 18... b6 { [%eval 2.52] [%clk 0:01:28] } 19. Qd2 { [%eval 2.39] [%clk 0:01:43] } 19... Kh7 { [%eval 2.74] [%clk 0:01:26] } 20. Ke2?! { [%eval 1.69] } { Inaccuracy. O-O was best. } { [%clk 0:01:27] } 20... Bb7 { [%eval 1.66] [%clk 0:01:20] } 21. Rbg1?? { [%eval -2.39] } { Blunder. Rbe1 was best. } { [%clk 0:01:26] } 21... Bc6?? { [%eval 0.78] } { Blunder. Bxf3+ was best. } { [%clk 0:01:13] } 22. g4?? { [%eval -2.77] } { Blunder. Re1 was best. } { [%clk 0:01:26] } 22... fxg4?? { [%eval -0.62] } { Blunder. Bxf3+ was best. } { [%clk 0:01:00] } 23. Rxg4?? { [%eval -3.96] } { Blunder. Ng5+ was best. } { [%clk 0:01:25] } 23... Bxf3+ { [%eval -4.01] [%clk 0:00:49] } 24. Kxf3 { [%eval -3.94] [%clk 0:01:25] } 24... Nxe5+ { [%eval -4.27] [%clk 0:00:46] } 25. Kg3 { [%eval -4.46] [%clk 0:01:25] } 25... Nxg4 { [%eval -4.4] [%clk 0:00:43] } 26. Bxg6+ { [%eval -4.81] [%clk 0:01:17] } 26... Kxg6 { [%eval -5.0] [%clk 0:00:21] } 27. Qd3+ { [%eval -5.32] [%clk 0:01:18] } 27... Rf5 { [%eval -5.01] [%clk 0:00:16] } 28. Kxg4 { [%eval -5.43] [%clk 0:01:15] } 28... h5+?! { [%eval -3.99] } { Inaccuracy. Bxc3 was best. } { [%clk 0:00:14] } 29. Kh3 { [%eval -3.96] [%clk 0:01:12] } 29... Kf7 { [%eval -3.5] [%clk 0:00:07] } 30. d7?? { [%eval -8.13] } { Blunder. Ne4 was best. } { [%clk 0:00:58] } 30... Qxf4 { [%eval -7.85] [%clk 0:00:05] } 31. d8=Q? { [%eval #-2] } { Checkmate is now unavoidable. Qe2 was best. } { [%clk 0:00:53] } 31... Rxd8 { [%eval #-5] [%clk 0:00:06] } 32. Qxd8 { [%clk 0:00:47] } 32... Qg4+ { [%clk 0:00:08] } 33. Kh2 { [%clk 0:00:47] } 33... Rf2# { [%clk 0:00:08] } 0-1