[Event "Buenaventura op"]
[Site "Buenaventura"]
[Date "2021.10.10"]
[Round "6"]
[White "Ruiz Caicedo, Oscar Marino"]
[Black "Delgado, Erwin Damar"]
[Result "0-1"]
[ECO "B50"]
[PlyCount "52"]
[EventDate "2021.10.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bc4 g6 4. 0-0 Bg7 5. c3 Nf6 6. d3 0-0 7. Bb3 d6 8. Bc2 Bg4 9. Bf4 Nh5 10. Bg3 Nxg3 11. fxg3 Ne5 12. Nbd2 Qb6 13. c4 Qxb2 14. Rb1 Bxf3 15. Nxf3 Nxf3+ 16. Rxf3 Qd4+ 17. Kh1 b6 18. Qd2 Qc3 19. Qe2 Rab8 20. Rd1 Qb2 21. a4 Qd4 22. Rff1 a6 23. Qg4 e6 24. Qf3 b5 25. axb5 axb5 26. cxb5 Rxb5 0-1

[Event "Buenaventura op"]
[Site "Buenaventura"]
[Date "2021.10.09"]
[Round "5"]
[White "Diaz Sierra, Carlos Alberto"]
[Black "Ruiz Caicedo, Oscar Marino"]
[Result "1-0"]
[ECO "C26"]
[WhiteElo "1754"]
[PlyCount "87"]
[EventDate "2021.10.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nc6 3. g3 Bc5 4. Bg2 d6 5. h3 Nf6 6. Nge2 Bb6 7. 0-0 Be6 8. Kh2 Qd7 9. f4 exf4 10. gxf4 g6 11. d4 Bc4 12. d5 Ne7 13. b3 Ba6 14. Na4 0-0-0 15. Nxb6+ cxb6 16. c4 h5 17. Bb2 Neg8 18. a4 Rh7 19. e5 Ne8 20. Nd4 Ng7 21. Ba3 Ne8 22. Qe1 Nh6 23. e6 Qe7 24. exf7 Qxf7 25. Ne6 Rd7 26. Ng5 Qg8 27. Nxh7 Rxh7 28. Ra2 Kd7 29. Re2 Nf6 30. Kg1 Qf8 31. Re6 Qf7 32. Qf2 Nf5 33. Rfe1 Qf8 34. Bf1 Re7 35. Bd3 Rg7 36. Bxf5 gxf5+ 37. Kh2 Ne4 38. R1xe4 fxe4 39. Bxd6 Qg8 40. f5 h4 41. Bf4 Bxc4 42. bxc4 a6 43. f6 Rf7 44. Qxh4 1-0

[Event "Buenaventura op"]
[Site "Buenaventura"]
[Date "2021.10.08"]
[Round "1"]
[White "Ruiz Caicedo, Oscar Marino"]
[Black "Perea Filigrana, Carlos"]
[Result "0-1"]
[ECO "B50"]
[BlackElo "1600"]
[PlyCount "120"]
[EventDate "2021.10.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bc4 e6 4. Nc3 a6 5. a3 Nf6 6. d3 Nc6 7. Bg5 Be7 8. 0-0 b5 9. Ba2 Bb7 10. Rc1 h6 11. Be3 Rc8 12. Ne2 Ng4 13. Bd2 Bf6 14. c3 Nce5 15. Ne1 Bh4 16. Bf4 Bg5 17. Bb1 Bxf4 18. Nxf4 h5 19. Nh3 Bc6 20. Qe2 Rh6 21. f4 Ng6 22. f5 N6e5 23. Rd1 Qb6 24. d4 cxd4 25. cxd4 Nc4 26. fxe6 Rxe6 27. Kh1 Nce3 28. d5 Nxd5 29. Ba2 Nde3 30. Bxe6 fxe6 31. Qf3 Nxf1 32. Rxd6 Ke7 33. Rd3 Nfe3 34. Qf4 Qc7 35. Qg5+ Kf8 36. Nf3 Bxe4 37. Rc3 Qd8 38. Qf4+ Bf5 39. Nhg5 Kg8 40. Rxe3 Rc1+ 41. Ng1 Rxg1+ 42. Kxg1 Qd1+ 43. Qf1 Qxf1+ 44. Kxf1 Nxe3+ 45. Ke2 Nc4 46. b3 Nxa3 47. Ke3 Nc2+ 48. Kd2 Nb4 49. Kc3 Nd5+ 50. Kd4 Kf8 51. Nf3 Ke7 52. Ke5 Ne3 53. Nh4 Kd7 54. h3 a5 55. Kf4 Nd5+ 56. Ke5 a4 57. Nxf5 exf5 58. bxa4 bxa4 59. Kxd5 a3 60. Kc4 a2 0-1

