Event: Round 1: Acosta Neira, Jaime - Buitrago Prada, David Santiago
Date: 2025-02-23
White: Acosta Neira, Jaime
WhiteElo: 1519
Black: Buitrago Prada, David Santiago
BlackElo: 1820
Result: 0-1
ECO: A15
Opening: English Opening: Anglo-Indian Defense
Variant: Standard
TimeControl: 15+10

1. c4 { [%eval 0.12] } 1... Nf6 { [%eval 0.25] } 2. g3 { [%eval 0.11] } 2... e6 { [%eval 0.23] } 3. Bg2 { [%eval 0.15] } 3... d5 { [%eval 0.14] } 4. cxd5 { [%eval -0.15] } 4... exd5 { [%eval -0.15] } 5. Nf3 { [%eval -0.14] } 5... Bd6 { [%eval 0.0] } 6. O-O { [%eval 0.0] } 6... O-O { [%eval 0.0] } 7. d4 { [%eval -0.32] } 7... h6 { [%eval -0.17] } 8. e3 { [%eval -0.49] } 8... Bf5 { [%eval -0.41] } 9. Nc3 { [%eval -0.52] } 9... c6 { [%eval -0.48] } 10. Qb3 { [%eval -0.62] } 10... Qe7 { [%eval -0.21] } 11. Nd2 { [%eval -0.42] } 11... a5 { [%eval -0.19] } 12. Re1 { [%eval -0.63] } 12... Na6?! { [%eval -0.05] } { Inaccuracy. b5 was best. } 13. a3?! { [%eval -0.6] } { Inaccuracy. e4 was best. } 13... Ne4 { [%eval -0.06] } 14. Ncxe4 { [%eval -0.04] } 14... dxe4 { [%eval -0.08] } 15. Nb1?! { [%eval -0.76] } { Inaccuracy. Nc4 was best. } 15... b5 { [%eval -0.41] } 16. Bd2 { [%eval -0.63] } 16... a4 { [%eval -0.26] } 17. Qd1 { [%eval -0.34] } 17... c5 { [%eval 0.13] } 18. Bf1?! { [%eval -0.74] } { Inaccuracy. Nc3 was best. } 18... c4 { [%eval -0.46] } 19. Nc3 { [%eval -0.44] } 19... Nc7 { [%eval 0.0] } 20. Bg2 { [%eval 0.0] } 20... Rfe8 { [%eval 0.3] } 21. f4? { [%eval -0.8] } { Mistake. f3 was best. } 21... Qd7 { [%eval -0.81] } 22. Qc2 { [%eval -1.3] } 22... b4?! { [%eval -0.72] } { Inaccuracy. h5 was best. } 23. axb4 { [%eval -0.63] } 23... Bxb4 { [%eval -0.61] } 24. Ne2?! { [%eval -1.71] } { Inaccuracy. Bf1 was best. } 24... Bxd2? { [%eval -0.5] } { Mistake. Nd5 was best. } 25. Qxd2 { [%eval -0.45] } 25... Nd5 { [%eval -0.52] } 26. Nc3?! { [%eval -1.38] } { Inaccuracy. Rec1 was best. } 26... Nb4?! { [%eval -0.49] } { Inaccuracy. Nxc3 was best. } 27. Bf1?! { [%eval -1.6] } { Inaccuracy. Ra3 was best. } 27... Nd3 { [%eval -1.58] } 28. Bxd3? { [%eval -2.9] } { Mistake. Reb1 was best. } 28... exd3 { [%eval -2.74] } 29. Nd1 { [%eval -3.24] } 29... h5 { [%eval -3.08] } 30. Nf2 { [%eval -3.75] } 30... Qd5 { [%eval -3.17] } 31. Ra3?! { [%eval -4.32] } { Inaccuracy. Nd1 was best. } 31... h4 { [%eval -4.34] } 32. g4 { [%eval -4.82] } 32... Bd7 { [%eval -4.65] } 33. Rc3 { [%eval -5.41] } 33... h3 { [%eval -5.17] } 34. Nh1 { [%eval -6.18] } 34... Bxg4 { [%eval -6.3] } 35. Ng3 { [%eval -6.13] } 35... Ra6 { [%eval -6.14] } 36. Qf2 { [%eval -5.72] } 36... Qf3 { [%eval -5.69] } 37. Nf1 { [%eval -6.65] } 37... Rg6 { [%eval -6.42] } 38. Ng3 { [%eval -7.06] } 38... Rb6 { [%eval -6.72] } 39. Nf1 { [%eval -9.46] } 39... Qxf2+ { [%eval -9.01] } 40. Kxf2 { [%eval -8.88] } 40... Rxb2+ { [%eval -7.87] } 41. Kg1? { [%eval #-9] } { Checkmate is now unavoidable. Kg3 was best. } 41... Rg2+ { [%eval #-8] } 42. Kh1 { [%eval #-8] } 42... Bf3 { [%eval #-7] } 0-1