[Event "Ibague op"]
[Site "Ibague"]
[Date "2021.10.23"]
[Round "7"]
[White "Vargas Diaz, Juan David"]
[Black "Contreras F, Yaser Dario"]
[Result "1-0"]
[ECO "B08"]
[WhiteElo "1367"]
[PlyCount "59"]
[EventDate "2021.10.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. d4 g6 2. e4 Bg7 3. Nf3 d6 4. Be2 Nc6 5. 0-0 Nf6 6. Nc3 0-0 7. Bg5 e5 8. dxe5 Nxe5 9. Nxe5 dxe5 10. Qxd8 Rxd8 11. Nd5 Rd6 12. Nxc7 Rb8 13. Rad1 Rxd1 14. Rxd1 Be6 15. Nxe6 fxe6 16. f3 h6 17. Be3 b6 18. Bc4 Kf7 19. Rd6 Rc8 20. Bb3 Bf8 21. Rxe6 Kg7 22. Rxe5 Rd8 23. c3 Rd3 24. Bd4 Rd2 25. Re8 Bc5 26. Rg8+ Kh7 27. Rd8 Bxd4+ 28. cxd4 Rxb2 29. g4 g5 30. e5 1-0

[Event "Ibague op"]
[Site "Ibague"]
[Date "2021.10.22"]
[Round "6"]
[White "Contreras F, Yaser Dario"]
[Black "Torres Sandoval, Daniel Felipe"]
[Result "0-1"]
[ECO "B34"]
[BlackElo "1568"]
[PlyCount "52"]
[EventDate "2021.10.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Be3 Nf6 7. a3 0-0 8. Bc4 Nxe4 9. Nxe4 d5 10. Nxc6 bxc6 11. Bd4 dxc4 12. Bxg7 Qxd1+ 13. Kxd1 Rd8+ 14. Ke2 Kxg7 15. Rhd1 Bf5 16. Rxd8 Rxd8 17. f3 h5 18. c3 f6 19. Rd1 Rxd1 20. Kxd1 Bxe4 21. fxe4 f5 22. exf5 gxf5 23. Ke2 Kg6 24. h4 f4 25. a4 Kf5 26. Kf3 e5 0-1

[Event "Ibague op"]
[Site "Ibague"]
[Date "2021.10.21"]
[Round "3"]
[White "Contreras F, Yaser Dario"]
[Black "Ipus Roa, Andres Felipe"]
[Result "1-0"]
[ECO "B20"]
[BlackElo "1600"]
[PlyCount "42"]
[EventDate "2021.10.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. e4 c5 2. Bc4 e6 3. Nc3 Nc6 4. a3 Nf6 5. d3 d5 6. exd5 Nxd5 7. Nge2 Bd6 8. Ne4 Bc7 9. Nxc5 0-0 10. Ne4 Ba5+ 11. b4 Bb6 12. 0-0 f5 13. N4g3 Ne5 14. Bb3 Qh4 15. d4 Ng4 16. h3 Bc7 17. hxg4 Qxg4 18. Bxd5 exd5 19. f4 b6 20. Rf3 a5 21. Bd2 Ba6 1-0

[Event "Ibague op"]
[Site "Ibague"]
[Date "2021.10.21"]
[Round "4"]
[White "Cuartas Lozano, Santiago"]
[Black "Contreras F, Yaser Dario"]
[Result "1-0"]
[ECO "B15"]
[WhiteElo "1429"]
[PlyCount "34"]
[EventDate "2021.10.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. e4 g6 2. d4 c6 3. Nf3 d5 4. e5 Bg4 5. Be2 Bg7 6. 0-0 e6 7. h3 Bxf3 8. Bxf3 Ne7 9. Nc3 0-0 10. Bf4 Nd7 11. Qd2 Nf5 12. Ne2 h5 13. Ng3 f6 14. Nxf5 fxe5 15. Nxg7 Rxf4 16. Nxe6 Qf6 17. Nxf4 exf4 1-0

[Event "Ibague op"]
[Site "Ibague"]
[Date "2021.10.20"]
[Round "2"]
[White "Contreras F, Yaser Dario"]
[Black "Pena Flechas, Luis Orlando"]
[Result "0-1"]
[ECO "C42"]
[BlackElo "1489"]
[PlyCount "21"]
[EventDate "2021.10.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Be2 Bb4 5. d3 h6 6. 0-0 d6 7. a3 Ba5 8. b4 Bb6 9. Be3 a6 10. Bxb6 Na7 11. Bxa7 0-1

[Event "Ibague op"]
[Site "Ibague"]
[Date "2021.10.20"]
[Round "1"]
[White "Rojas Castillo, Leibnitz Edison"]
[Black "Contreras F, Yaser Dario"]
[Result "1-0"]
[ECO "C60"]
[WhiteElo "1795"]
[PlyCount "37"]
[EventDate "2021.10.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. c3 d6 5. d4 a6 6. Ba4 b5 7. Bb3 Bg4 8. Bxf7+ Kd7 9. d5 Kc8 10. dxc6 Nxc6 11. Bd5 Qd7 12. a4 Rb8 13. h3 Bh5 14. axb5 axb5 15. Qb3 Kd8 16. Ra6 Ne7 17. Be6 Qe8 18. Qa3 d5 19. Rd6+ 1-0

