Event: Round 4: Ospina Castro, Santiago - Ortiz Monsalve, Sebastian
Date: 2024-10-12
White: Ospina Castro, Santiago
WhiteTitle: FM
WhiteElo: 2138
Black: Ortiz Monsalve, Sebastian
BlackElo: 2008
Result: 1/2-1/2
ECO: C00
Opening: French Defense: St. George Defense, Three Pawn Attack
Variant: Standard

1. e4 { [%eval 0.18] [%clk 1:30:56] } 1... e6 { [%eval 0.28] [%clk 1:19:47] } 2. d4 { [%eval 0.28] [%clk 1:31:04] } 2... a6 { [%eval 0.52] [%clk 1:19:57] } 3. c4 { [%eval 0.22] [%clk 1:28:36] } 3... d5 { [%eval 0.36] [%clk 1:18:03] } 4. Nc3 { [%eval 0.03] [%clk 1:23:07] } 4... Bb4 { [%eval 0.47] [%clk 1:17:05] } 5. exd5 { [%eval 0.49] [%clk 1:19:00] } 5... exd5 { [%eval 0.7] [%clk 1:17:25] } 6. Qb3?! { [%eval -0.36] } { Inaccuracy. cxd5 was best. } { [%clk 1:18:18] } 6... Qe7+ { [%eval -0.07] [%clk 1:16:04] } 7. Be3 { [%eval -0.32] [%clk 1:17:10] } 7... Nc6 { [%eval -0.31] [%clk 1:13:53] } 8. O-O-O { [%eval -0.38] [%clk 1:12:45] } 8... Na5? { [%eval 1.04] } { Mistake. dxc4 was best. } { [%clk 1:12:33] } 9. Qc2 { [%eval 1.14] [%clk 1:11:32] } 9... Bxc3 { [%eval 0.91] [%clk 1:12:58] } 10. Qxc3 { [%eval 0.96] [%clk 1:10:43] } 10... Nxc4 { [%eval 1.08] [%clk 1:13:22] } 11. Bxc4 { [%eval 1.18] [%clk 1:10:36] } 11... dxc4 { [%eval 1.17] [%clk 1:13:51] } 12. Re1 { [%eval 1.24] [%clk 1:04:56] } 12... Kf8 { [%eval 1.67] [%clk 1:14:08] } 13. Nf3? { [%eval 0.02] } { Mistake. Bf4 was best. } { [%clk 1:02:52] } 13... h6?? { [%eval 4.27] } { Blunder. Nf6 was best. } { [%clk 1:06:22] } 14. Qxc4?? { [%eval 0.33] } { Blunder. Bf4 was best. } { [%clk 0:55:43] } 14... Nf6 { [%eval 0.4] [%clk 1:04:39] } 15. d5 { [%eval 0.37] [%clk 0:50:44] } 15... Qd7 { [%eval 0.43] [%clk 1:02:47] } 16. Bc5+ { [%eval 0.12] [%clk 0:33:51] } 16... Kg8 { [%eval 0.16] [%clk 1:03:12] } 17. Re5 { [%eval 0.18] [%clk 0:32:44] } 17... b5?! { [%eval 0.97] } { Inaccuracy. Qg4 was best. } { [%clk 1:01:51] } 18. Qd4?! { [%eval -0.09] } { Inaccuracy. Qc2 was best. } { [%clk 0:27:21] } 18... Bb7 { [%eval -0.03] [%clk 1:01:19] } 19. Rd1 { [%eval -0.13] [%clk 0:27:17] } 19... Rd8 { [%eval 0.24] [%clk 0:57:24] } 20. Be7 { [%eval 0.27] [%clk 0:24:53] } 20... Ng4 { [%eval 0.37] [%clk 0:56:35] } 21. Bxd8 { [%eval 0.13] [%clk 0:18:01] } 21... Nxe5 { [%eval 0.13] [%clk 0:56:13] } 22. Kb1 Qxd8 23. Nxe5 Qd6 24. Nc6 g6 1/2-1/2