Event: Round 7: Guarin Fonseca, Thomas Alfredo - Diaz Alzate, Thomas
Site: https://lichess.org/broadcast/final-nacional-colombia-intercolegiados-blitz-2025--prejuvenil-masculino/round-7/NJq7zEwl/PXusjOlI
Date: 2025-10-28
White: Guarin Fonseca, Thomas Alfredo
Black: Diaz Alzate, Thomas
BlackElo: 1728
Result: 0-1
ECO: A45
Opening: Trompowsky Attack
Variant: Standard
TimeControl: 4+2

1. d4 { [%eval 0.17] [%clk 0:04:03] } 1... Nf6 { [%eval 0.19] [%clk 0:04:00] } 2. Bg5 { [%eval 0.0] [%clk 0:04:04] } 2... d5 { [%eval 0.0] [%clk 0:03:56] } 3. e3 { [%eval 0.0] [%clk 0:04:04] } 3... g6 { [%eval 0.09] [%clk 0:03:55] } 4. Bxf6 { [%eval 0.0] [%clk 0:03:55] } 4... exf6 { [%eval 0.0] [%clk 0:03:55] } 5. Nf3 { [%eval -0.13] [%clk 0:03:54] } 5... Bg4 { [%eval 0.33] [%clk 0:03:54] } 6. Be2 { [%eval 0.13] [%clk 0:03:54] } 6... c6 { [%eval 0.26] [%clk 0:03:49] } 7. O-O { [%eval 0.15] [%clk 0:03:51] } 7... Nd7 { [%eval 0.16] [%clk 0:03:50] } 8. Nbd2 { [%eval 0.04] [%clk 0:03:51] } 8... Bh6 { [%eval 0.18] [%clk 0:03:34] } 9. c4 { [%eval 0.15] [%clk 0:03:50] } 9... O-O?! { [%eval 0.88] } { Inaccuracy. dxc4 was best. } { [%clk 0:03:33] } 10. Qc2?! { [%eval 0.02] } { Inaccuracy. Qb3 was best. } { [%clk 0:03:50] } 10... Bf5?! { [%eval 0.68] } { Inaccuracy. dxc4 was best. } { [%clk 0:03:28] } 11. Qc3?! { [%eval -0.09] } { Inaccuracy. Qb3 was best. } { [%clk 0:03:46] } 11... Re8 { [%eval 0.37] [%clk 0:03:25] } 12. Rac1 { [%eval -0.13] [%clk 0:03:45] } 12... Nf8 { [%eval 0.22] [%clk 0:03:15] } 13. Rfe1 { [%eval 0.14] [%clk 0:03:15] } 13... Rc8 { [%eval 0.29] [%clk 0:03:11] } 14. Qb3 { [%eval 0.2] [%clk 0:03:09] } 14... Qd7?? { [%eval 2.21] } { Blunder. Rb8 was best. } { [%clk 0:02:58] } 15. c5?? { [%eval 0.16] } { Blunder. cxd5 was best. } { [%clk 0:03:01] } 15... b6 { [%eval 0.7] [%clk 0:02:26] } 16. a4?! { [%eval -0.38] } { Inaccuracy. cxb6 was best. } { [%clk 0:02:26] } 16... bxc5 { [%eval -0.39] [%clk 0:02:26] } 17. Rxc5 { [%eval -0.73] [%clk 0:02:25] } 17... Ne6 { [%eval -0.78] [%clk 0:02:24] } 18. Rc3 { [%eval -0.82] [%clk 0:02:13] } 18... Rb8 { [%eval -0.74] [%clk 0:02:25] } 19. Qa3?! { [%eval -1.55] } { Inaccuracy. Qa2 was best. } { [%clk 0:02:13] } 19... Qb7?! { [%eval -0.6] } { Inaccuracy. Bf8 was best. } { [%clk 0:02:10] } 20. Rec1? { [%eval -1.89] } { Mistake. Rb3 was best. } { [%clk 0:01:57] } 20... Rec8? { [%eval -0.38] } { Mistake. Bf8 was best. } { [%clk 0:01:27] } 21. h3?? { [%eval -2.28] } { Blunder. Qb3 was best. } { [%clk 0:01:45] } 21... Be4?? { [%eval 0.04] } { Blunder. Bf8 was best. } { [%clk 0:01:15] } 22. b3?? { [%eval -2.43] } { Blunder. Rb3 was best. } { [%clk 0:01:28] } 22... Bf8 { [%eval -2.26] [%clk 0:00:47] } 23. Qa2?! { [%eval -2.96] } { Inaccuracy. Qb2 was best. } { [%clk 0:01:19] } 23... Bb4 { [%eval -3.08] [%clk 0:00:48] } 24. Rc5?! { [%eval -4.17] } { Inaccuracy. Nxe4 was best. } { [%clk 0:00:18] } 24... Nxc5 { [%eval -3.39] [%clk 0:00:45] } 25. dxc5 { [%eval -3.75] [%clk 0:00:18] } 25... Bxf3 { [%eval -3.19] [%clk 0:00:45] } 26. Bxf3?! { [%eval -4.38] } { Inaccuracy. Nxf3 was best. } { [%clk 0:00:13] } 26... Bxd2 { [%eval -4.19] [%clk 0:00:45] } 27. Rb1?! { [%eval -5.42] } { Inaccuracy. Qxd2 was best. } { [%clk 0:00:12] } 27... Bb4 { [%eval -5.24] [%clk 0:00:42] } 28. Qc2 { [%eval -5.29] [%clk 0:00:11] } 28... Qe7 { [%eval -5.24] [%clk 0:00:38] } 29. Rd1 { [%eval -5.58] [%clk 0:00:08] } 29... Qxc5 { [%eval -5.65] [%clk 0:00:37] } 30. Qxc5 { [%eval -6.27] [%clk 0:00:07] } 30... Bxc5 { [%eval -6.04] [%clk 0:00:38] } 31. Rd3 { [%eval -6.13] [%clk 0:00:08] } 31... Rb4 { [%eval -5.11] [%clk 0:00:37] } 32. Bg4 { [%eval -6.43] [%clk 0:00:05] } 32... Rcb8 { [%eval -6.38] [%clk 0:00:38] } 33. Bd1 { [%eval -6.33] [%clk 0:00:05] } 33... Kf8 { [%eval -6.32] [%clk 0:00:33] } 34. Kf1 { [%eval -6.56] [%clk 0:00:06] } 34... Ke7 { [%eval -6.66] [%clk 0:00:35] } 35. Ke2 { [%eval -6.68] [%clk 0:00:08] } 35... Ke6 { [%eval -6.57] [%clk 0:00:36] } 36. Kf3 { [%eval -6.56] [%clk 0:00:09] } 36... Ke5 { [%eval -6.41] [%clk 0:00:36] } 37. g4 { [%eval -6.61] [%clk 0:00:09] } 37... g5 { [%eval -6.52] [%clk 0:00:36] } 38. Kg3 { [%eval -6.66] [%clk 0:00:09] } 38... Bd6 { [%eval -6.57] [%clk 0:00:35] } 39. Kg2 { [%eval -6.58] [%clk 0:00:07] } 39... c5 { [%eval -5.93] [%clk 0:00:35] } 40. Rxd5+?! { [%eval -9.13] } { Inaccuracy. Bf3 was best. } { [%clk 0:00:08] } 40... Kxd5 { [%eval -9.08] [%clk 0:00:35] } 41. Bf3+ { [%eval -9.4] [%clk 0:00:07] } 41... Ke6 { [%eval -9.17] [%clk 0:00:35] } 0-1