[Event "COL-ch U2000"]
[Site "Pereira"]
[Date "2022.02.20"]
[Round "8"]
[White "Lopez Romero, Karol Bibiana"]
[Black "Casas Ospina, Favio"]
[Result "1/2-1/2"]
[ECO "B29"]
[WhiteElo "1857"]
[BlackElo "1796"]
[PlyCount "74"]
[EventDate "2022.02.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nf6 3. Nc3 d5 4. exd5 Nxd5 5. Nxd5 Qxd5 6. d4 Nc6 7. Bb5 Bg4 8. c4 Qe4+ 9. Be3 cxd4 10. Qxd4 Bxf3 11. gxf3 Qxd4 12. Bxd4 0-0-0 13. Bc3 Nd4 14. Bxd4 Rxd4 15. Rd1 e5 16. Rxd4 exd4 17. Kd2 Bd6 18. Kd3 Be5 19. h3 Rd8 20. Re1 f6 21. h4 Kb8 22. Re4 a6 23. Ba4 Kc7 24. b4 Bd6 25. c5 Bf8 26. Re8 Rxe8 27. Bxe8 b6 28. Kxd4 bxc5+ 29. bxc5 g6 30. Kd5 Be7 31. Bf7 f5 32. h5 gxh5 33. Bxh5 f4 34. Be8 Bh4 35. Bf7 Bxf2 36. Bh5 Be3 37. Be8 Bc1 1/2-1/2

[Event "COL-ch U2000"]
[Site "Pereira"]
[Date "2022.02.19"]
[Round "7"]
[White "Casas Ospina, Favio"]
[Black "Aguas Cardenas, Darley"]
[Result "0-1"]
[ECO "B21"]
[WhiteElo "1796"]
[BlackElo "1737"]
[PlyCount "104"]
[EventDate "2022.02.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 g6 5. Bc4 Bg7 6. Nf3 d6 7. 0-0 Nf6 8. Qb3 0-0 9. e5 dxe5 10. Nxe5 e6 11. Be3 Nc6 12. Nxc6 bxc6 13. Rfd1 Qc7 14. Bc5 Re8 15. Bd6 Qb7 16. Qc2 Nd5 17. Rab1 Rd8 18. Bg3 Qb4 19. Be2 Bb7 20. a3 Qe7 21. Ne4 e5 22. Nc5 Rac8 23. Nxb7 Qxb7 24. Bh4 Bf6 25. Bg3 Bg7 26. Bh4 Re8 27. b4 e4 28. Rb3 h6 29. Bg3 f5 30. Bd6 Red8 31. Bc5 Kh7 32. g3 Rd7 33. h4 Nf6 34. Rbb1 Rcd8 35. Re1 Qc7 36. Rb3 Nd5 37. h5 Nf6 38. hxg6+ Kxg6 39. Kg2 Kh7 40. Be3 Qd6 41. Bf4 Qe6 42. Be3 Nd5 43. Bc5 Qg6 44. Bf1 Be5 45. Kg1 Rg7 46. Bg2 Qf6 47. f4 Bd4+ 48. Kh2 Bxc5 49. bxc5 Rdg8 50. Rg1 Qf7 51. Qe2 Nxf4 52. gxf4 Qxb3 0-1

[Event "COL-ch U2000"]
[Site "Pereira"]
[Date "2022.02.19"]
[Round "6"]
[White "Casas Ospina, Favio"]
[Black "Guzman, River"]
[Result "1/2-1/2"]
[ECO "B21"]
[WhiteElo "1796"]
[BlackElo "1745"]
[PlyCount "69"]
[EventDate "2022.02.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 a6 5. Nf3 e6 6. Bf4 b5 7. Rc1 Bb7 8. a3 b4 9. axb4 Bxb4 10. Qd4 Nc6 11. Qxg7 Qf6 12. Qg5 Qxg5 13. Bxg5 Na5 14. Nd2 Ne7 15. Be3 Rc8 16. Bd3 d5 17. 0-0 Rg8 18. f3 h5 19. exd5 Bxc3 20. bxc3 Nxd5 21. Rfe1 Rxc3 22. Rxc3 Nxc3 23. Bd4 Nb5 24. Bb6 Nc6 25. Ne4 Kf8 26. Nf6 Rh8 27. Nd7+ Ke7 28. Nc5 Bc8 29. Be4 Ne5 30. Nd3 Nxd3 31. Bxd3 Bb7 32. Bc5+ Kd7 33. Rd1 Bd5 34. Bb4 Rc8 35. Ra1 1/2-1/2

[Event "COL-ch U2000"]
[Site "Pereira"]
[Date "2022.02.18"]
[Round "5"]
[White "Atehortua, Jorge Hernando"]
[Black "Casas Ospina, Favio"]
[Result "1-0"]
[ECO "B29"]
[WhiteElo "1772"]
[BlackElo "1796"]
[PlyCount "93"]
[EventDate "2022.02.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. Nc3 e6 5. Bc4 Nb6 6. Qe2 Nc6 7. 0-0 d5 8. exd6 Bxd6 9. d3 0-0 10. Nb5 Be7 11. Bf4 Nxc4 12. dxc4 Bd7 13. Bc7 Qc8 14. Bf4 e5 15. Nxe5 Nxe5 16. Bxe5 Bxb5 17. cxb5 Re8 18. Qf3 Qe6 19. Qc3 Bf8 20. Rfe1 Qb6 21. a4 Re6 22. Re3 Rae8 23. Rae1 a6 24. bxa6 Qxa6 25. b3 Qb6 26. Bf4 g6 27. Rxe6 Rxe6 28. Rxe6 Qxe6 29. Be5 Qd5 30. f3 Bh6 31. Bh8 Be3+ 32. Qxe3 Kxh8 33. Qc3+ Kg8 34. Kf2 h5 35. Qd3 Qe5 36. g3 Kg7 37. f4 Qf6 38. Ke3 Qc6 39. Qe4 Qb6 40. Qd5 Qb4 41. Kd3 f5 42. Qe6 Qd4+ 43. Ke2 Kh6 44. Qe5 Qxe5+ 45. fxe5 g5 46. a5 Kg6 47. Kf3 1-0

[Event "COL-ch U2000"]
[Site "Pereira"]
[Date "2022.02.18"]
[Round "4"]
[White "Casas Ospina, Favio"]
[Black "Zuluaga, Nicolas"]
[Result "1-0"]
[ECO "B02"]
[WhiteElo "1796"]
[BlackElo "1691"]
[PlyCount "48"]
[EventDate "2022.02.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 Nf6 2. Nc3 d5 3. e5 Ng4 4. d4 g6 5. h3 Nh6 6. Bg5 Nf5 7. g4 Ng7 8. Bg2 Ne6 9. Be3 c6 10. f4 Bh6 11. Qd2 Nd7 12. Nge2 Nb6 13. b3 Nc7 14. 0-0 e6 15. a4 a5 16. Ng3 Na6 17. Na2 Nc7 18. f5 Bxe3+ 19. Qxe3 exf5 20. gxf5 gxf5 21. Nxf5 Bxf5 22. Rxf5 Nd7 23. Raf1 Rf8 24. c3 Qe7 1-0

[Event "COL-ch U2000"]
[Site "Pereira"]
[Date "2022.02.17"]
[Round "2"]
[White "Hernandez, Stefano"]
[Black "Casas Ospina, Favio"]
[Result "1-0"]
[ECO "B29"]
[WhiteElo "1706"]
[BlackElo "1796"]
[PlyCount "55"]
[EventDate "2022.02.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nf6 3. Nc3 d5 4. Bb5+ Bd7 5. e5 Bxb5 6. exf6 Bc6 7. fxg7 Bxg7 8. d4 Qb6 9. dxc5 Qxc5 10. Qd3 e5 11. Qf5 Nd7 12. Nd2 0-0-0 13. Nb3 Qe7 14. Bg5 f6 15. Bh4 Kb8 16. 0-0-0 Qb4 17. Bg3 Ka8 18. Nxd5 Bxd5 19. Rxd5 Nb6 20. Rxd8+ Rxd8 21. Qxh7 Qg4 22. Qh4 Qg6 23. f3 Rc8 24. Qe4 f5 25. Qe2 f4 26. Bf2 Nc4 27. Rd1 Bh8 28. Qxc4 1-0

[Event "COL-ch U2000"]
[Site "Pereira"]
[Date "2022.02.17"]
[Round "3"]
[White "Valdes, Nicolas"]
[Black "Casas Ospina, Favio"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "1916"]
[BlackElo "1796"]
[PlyCount "39"]
[EventDate "2022.02.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Bc4 Nb6 5. Bb3 a5 6. Bc2 Nc6 7. f4 d6 8. exd6 Qxd6 9. Qf3 h5 10. h3 g6 11. b3 Be6 12. Ba3 Qd7 13. Ne2 Bg7 14. 0-0 Rd8 15. Bxc5 Qc7 16. Qf2 f5 17. Re1 Kf7 18. b4 Nd7 19. b5 b6 20. Ba3 1/2-1/2

[Event "COL-ch U2000"]
[Site "Pereira"]
[Date "2022.02.16"]
[Round "1"]
[White "Casas Ospina, Favio"]
[Black "Alvarez Gamez, Ismael"]
[Result "0-1"]
[ECO "B21"]
[WhiteElo "1796"]
[BlackElo "1953"]
[PlyCount "80"]
[EventDate "2022.02.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 e6 5. Nf3 Bb4 6. Bc4 Nf6 7. Qe2 d5 8. exd5 Nxd5 9. Bd2 0-0 10. 0-0 Nxc3 11. bxc3 Be7 12. Rfd1 Qa5 13. Rab1 a6 14. Bb3 Nc6 15. c4 Qh5 16. Bc3 Bc5 17. Rd3 b5 18. cxb5 axb5 19. Qb2 f6 20. Re1 Re8 21. Qd2 Kh8 22. Bd1 Qf7 23. Bb3 Qf8 24. Qf4 e5 25. Qh4 Bf5 26. Rdd1 Ne7 27. Qg3 Bg6 28. Nh4 Bf7 29. Qh3 Bxb3 30. axb3 Red8 31. Rc1 Ra2 32. Rf1 Qf7 33. Bxe5 fxe5 34. Rxc5 Rxf2 35. Rfc1 Rf8 36. Nf3 Re2 37. Kh1 Ng6 38. Rc8 h6 39. Rxf8+ Nxf8 40. Rc8 Re1+ 0-1

[Event "COL Subzt 2.3.4"]
[Site "Risarald"]
[Date "2021.11.28"]
[Round "9"]
[White "Casas Ospina, Favio"]
[Black "Cuervo Velasquez, Juan Manuel"]
[Result "1/2-1/2"]
[ECO "B21"]
[WhiteElo "1803"]
[BlackElo "1392"]
[PlyCount "29"]
[EventDate "2021.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 d6 5. Bc4 e6 6. Nf3 Nc6 7. 0-0 Be7 8. Bf4 Nf6 9. h3 0-0 10. Qe2 e5 11. Be3 h6 12. Rfd1 Be6 13. Bb5 Qa5 14. a3 Bb3 15. Rdc1 1/2-1/2

[Event "COL Subzt 2.3.4"]
[Site "Risarald"]
[Date "2021.11.27"]
[Round "8"]
[White "Jimenez Alvarado, Jimmy Joseph"]
[Black "Casas Ospina, Favio"]
[Result "1-0"]
[ECO "A52"]
[WhiteElo "1964"]
[BlackElo "1803"]
[PlyCount "33"]
[EventDate "2021.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Bf4 g5 5. Bg3 Bg7 6. h4 Nc6 7. hxg5 Ngxe5 8. Nc3 Nxc4 9. e3 Nxb2 10. Qc1 Qxg5 11. Qxb2 Qa5 12. Rc1 Nb4 13. Bxc7 b6 14. Qd2 Bb7 15. Nb5 Qa4 16. Nd6+ Kf8 17. Rh4 1-0

[Event "COL Subzt 2.3.4"]
[Site "Risarald"]
[Date "2021.11.26"]
[Round "6"]
[White "Alvarez Angel, Nelson Eduardo"]
[Black "Casas Ospina, Favio"]
[Result "1/2-1/2"]
[ECO "A52"]
[WhiteElo "2083"]
[BlackElo "1803"]
[PlyCount "78"]
[EventDate "2021.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Bf4 g5 5. Bd2 Bg7 6. Bc3 Nc6 7. e3 f5 8. h3 Ngxe5 9. f4 gxf4 10. Qh5+ Kf8 11. Qxf5+ Nf7 12. Bxg7+ Kxg7 13. Qxf4 Rf8 14. Nc3 d6 15. 0-0-0 Nfe5 16. Qg3+ Kh8 17. Nf3 Be6 18. Nd4 Bd7 19. c5 Rg8 20. Nxc6 Bxc6 21. Qf2 Qg5 22. cxd6 Rgf8 23. Qe2 cxd6 24. Rxd6 Rac8 25. Kb1 Rf7 26. e4 Rcf8 27. g4 Rf2 28. Qe1 Qf4 29. Bb5 Nc4 30. Bxc4 Qxd6 31. Bd5 Qe5 32. Qd1 h6 33. h4 Kh7 34. g5 Bxd5 35. exd5 Qf5+ 36. Kc1 Qf4+ 37. Kb1 Qf5+ 38. Kc1 Qf4+ 39. Kb1 Qf5+ 1/2-1/2

[Event "COL Subzt 2.3.4"]
[Site "Risarald"]
[Date "2021.11.26"]
[Round "7"]
[White "Casas Ospina, Favio"]
[Black "Negron Lizarazo, Juan Sebastian"]
[Result "1-0"]
[ECO "B21"]
[WhiteElo "1803"]
[BlackElo "1497"]
[PlyCount "49"]
[EventDate "2021.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 c5 2. d4 d5 3. exd5 Qxd5 4. dxc5 Qxc5 5. Nf3 Nf6 6. Be2 e6 7. 0-0 Be7 8. b3 0-0 9. Ba3 Qc7 10. Bxe7 Qxe7 11. c4 b6 12. Qc2 Nc6 13. a3 Bb7 14. Re1 Rad8 15. Nbd2 Rd7 16. b4 Rc8 17. Qb2 h6 18. Rac1 Rdc7 19. Nf1 e5 20. Ng3 Nd7 21. Bd3 g6 22. Qb3 Kh7 23. h4 f5 24. h5 e4 25. hxg6+ 1-0

[Event "COL Subzt 2.3.4"]
[Site "Risarald"]
[Date "2021.11.25"]
[Round "5"]
[White "Casas Ospina, Favio"]
[Black "Gonzalez Mojica, Renan Arturo"]
[Result "0-1"]
[ECO "A43"]
[WhiteElo "1803"]
[BlackElo "1972"]
[PlyCount "32"]
[EventDate "2021.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 c5 6. d5 0-0 7. Bc4 b5 8. Bxb5 Nxe4 9. Nxe4 Qa5+ 10. c3 Qxb5 11. Qe2 Qxe2+ 12. Kxe2 Ba6+ 13. Kf2 Nd7 14. b3 f5 15. Neg5 Bxc3 16. Rb1 Bd3 0-1

[Event "COL Subzt 2.3.4"]
[Site "Risarald"]
[Date "2021.11.25"]
[Round "4"]
[White "Castano, Julian Marcelo"]
[Black "Casas Ospina, Favio"]
[Result "1/2-1/2"]
[ECO "A46"]
[WhiteElo "1986"]
[BlackElo "1803"]
[PlyCount "52"]
[EventDate "2021.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 b5 3. g3 Bb7 4. Bg2 e6 5. 0-0 c5 6. c3 d5 7. Ne5 Bd6 8. Nd2 cxd4 9. cxd4 Qb6 10. Ndf3 0-0 11. Bf4 Nh5 12. Be3 f5 13. Qd2 Nf6 14. Rac1 Nbd7 15. Nxd7 Nxd7 16. Bf4 Rac8 17. Bxd6 Qxd6 18. e3 h6 19. h4 Nf6 20. Ne5 Nd7 21. Nxd7 Qxd7 22. Rxc8 Rxc8 23. Rc1 Rc4 24. b3 Rxc1+ 25. Qxc1 Qc6 26. Qxc6 Bxc6 1/2-1/2

[Event "COL Subzt 2.3.4"]
[Site "Risarald"]
[Date "2021.11.24"]
[Round "2"]
[White "Cadavid, Juan Miguel"]
[Black "Casas Ospina, Favio"]
[Result "1-0"]
[ECO "A46"]
[WhiteElo "2015"]
[BlackElo "1803"]
[PlyCount "47"]
[EventDate "2021.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. Nf3 b5 2. d4 Nf6 3. g3 d5 4. Bg2 e6 5. 0-0 c5 6. a4 b4 7. c3 a5 8. cxb4 cxb4 9. Bg5 Be7 10. Nbd2 h6 11. Bxf6 gxf6 12. e4 Bb7 13. Re1 Nd7 14. Nh4 dxe4 15. Nxe4 Qb6 16. Rc1 Rc8 17. Rxc8+ Bxc8 18. d5 Nc5 19. dxe6 Bxe6 20. Nf5 Nxe4 21. Bxe4 Bc5 22. Re2 Rg8 23. Rd2 Rg5 24. Bc6+ 1-0

[Event "COL Subzt 2.3.4"]
[Site "Risarald"]
[Date "2021.11.24"]
[Round "3"]
[White "Casas Ospina, Favio"]
[Black "Valencia Lopez, Rudiger Estiven"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "1803"]
[BlackElo "1230"]
[PlyCount "47"]
[EventDate "2021.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 e5 4. Nf3 Nc6 5. Bc4 Be7 6. cxd4 exd4 7. 0-0 Nf6 8. e5 Ng4 9. Re1 d5 10. Bb5 0-0 11. h3 Nh6 12. Bxh6 gxh6 13. Nxd4 Nxd4 14. Qxd4 Qa5 15. Nc3 a6 16. Nxd5 axb5 17. Nxe7+ Kh8 18. e6+ f6 19. Nf5 Qc7 20. Rac1 Qa5 21. b4 Qa6 22. e7 Bxf5 23. exf8Q+ Rxf8 24. Qc5 1-0

[Event "COL Subzt 2.3.4"]
[Site "Risarald"]
[Date "2021.11.23"]
[Round "1"]
[White "Casas Ospina, Favio"]
[Black "Perez Tangarife, Simon"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "1803"]
[BlackElo "1077"]
[PlyCount "45"]
[EventDate "2021.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 Nf6 2. Nc3 d6 3. d4 Nc6 4. d5 Ne5 5. f4 Ng6 6. Nf3 e6 7. dxe6 fxe6 8. Bc4 Be7 9. Ng5 d5 10. exd5 Nxd5 11. Nxd5 Bxg5 12. fxg5 exd5 13. Bxd5 c6 14. Qe2+ Kd7 15. Be4 Re8 16. 0-0 Qb6+ 17. Kh1 Qb4 18. Qd3+ Qd6 19. Bxg6 hxg6 20. Rf7+ Re7 21. Qxd6+ Kxd6 22. Bf4+ Kd7 23. Rf8 1-0

[Event "COL-ch Amateurs U2000"]
[Site "Bogota"]
[Date "2021.06.27"]
[Round "7"]
[White "Casas Ospina, Favio"]
[Black "Rodriguez Munoz, Cesar Esteban"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "1828"]
[BlackElo "1838"]
[PlyCount "115"]
[EventDate "2021.06.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 d5 4. exd5 Qxd5 5. cxd4 Nc6 6. Nf3 e6 7. Nc3 Bb4 8. a3 Bxc3+ 9. bxc3 Nf6 10. Bd3 0-0 11. 0-0 h6 12. Re1 Rd8 13. Rb1 a6 14. a4 Qa5 15. Bd2 Qc7 16. Ne5 Nxe5 17. Rxe5 Rd5 18. Re3 Bd7 19. Rg3 Kh8 20. Qf3 Rg8 21. Bxh6 Nh5 22. Rh3 gxh6 23. Rxh5 Rxh5 24. Qxh5 Kg7 25. Qf3 Bc6 26. Qg3+ Qxg3 27. hxg3 Kf6 28. Be2 Rc8 29. Ra1 Bd5 30. Ra3 e5 31. dxe5+ Kxe5 32. f4+ Kd6 33. Bf3 Rc4 34. Kf2 a5 35. Ke3 f5 36. Kd3 Rc7 37. Bxd5 Kxd5 38. Rb3 Rg7 39. c4+ Kc5 40. Rb5+ Kc6 41. Rxa5 Rxg3+ 42. Kd4 Rxg2 43. Rxf5 Rd2+ 44. Ke3 Rd6 45. Ke4 b6 46. Re5 Rg6 47. Kf5 Rg8 48. Re6+ Kc5 49. Rxh6 Ra8 50. Ke6 Rxa4 51. Rh5+ Kxc4 52. f5 Ra8 53. f6 b5 54. f7 b4 55. Ke7 b3 56. f8Q Rxf8 57. Kxf8 b2 58. Rh1 1/2-1/2

[Event "COL-ch Amateurs U2000"]
[Site "Bogota"]
[Date "2021.06.26"]
[Round "6"]
[White "Builes Palacio, Santiago"]
[Black "Casas Ospina, Favio"]
[Result "1-0"]
[ECO "B29"]
[WhiteElo "1928"]
[BlackElo "1828"]
[PlyCount "116"]
[EventDate "2021.06.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. Nc3 e6 5. Nxd5 exd5 6. d4 d6 7. Bb5+ Nc6 8. 0-0 Bg4 9. Re1 Be7 10. exd6 Qxd6 11. dxc5 Qxc5 12. Be2 0-0 13. Be3 Qa5 14. c3 Bf6 15. Qb3 b6 16. Rad1 Be6 17. Nd4 Rac8 18. Bb5 Nxd4 19. Bxd4 Bxd4 20. Rxd4 a6 21. Be2 b5 22. Bf3 Rc4 23. Red1 Re8 24. g3 Qb6 25. Bxd5 Bxd5 26. Rxd5 g6 27. Rd6 Qa7 28. Rd7 Qc5 29. Rd8 Rxd8 30. Rxd8+ Kg7 31. Qd1 b4 32. cxb4 Rxb4 33. Qd6 Qxd6 34. Rxd6 Rxb2 35. Rxa6 g5 36. g4 Rc2 37. a4 Rc4 38. h3 Rc3 39. Kg2 Ra3 40. a5 h6 41. Ra8 Kh7 42. a6 Kg7 43. f3 Ra2+ 44. Kf1 Kf6 45. Ke1 Ke5 46. Ra7 f6 47. Ra8 Kf4 48. a7 Kxf3 49. Rf8 Rxa7 50. Rxf6+ Kg3 51. Rxh6 Ra1+ 52. Ke2 Ra2+ 53. Ke3 Ra8 54. Ke4 Rf8 55. Rh5 Rf1 56. Ke5 Rf2 57. Rxg5 Kxh3 58. Rf5 Rg2 1-0

[Event "COL-ch Amateurs U2000"]
[Site "Bogota"]
[Date "2021.06.26"]
[Round "5"]
[White "Lopez Rayo, Isabella"]
[Black "Casas Ospina, Favio"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "1723"]
[BlackElo "1828"]
[PlyCount "103"]
[EventDate "2021.06.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Nge7 7. g3 d6 8. h3 Ne5 9. Bg2 Bd7 10. Qe2 a6 11. Nd2 Bb6 12. f4 N5c6 13. N2f3 Nxd4 14. Bxd4 Bxd4 15. Nxd4 Qg6 16. Qf3 c5 17. Nb3 f5 18. exf5 Nxf5 19. 0-0-0 Bc6 20. Rhe1+ Kf7 21. Qf2 Rhe8 22. Bxc6 bxc6 23. g4 Rxe1 24. Rxe1 Ne7 25. f5 Qg5+ 26. Kc2 a5 27. Qe2 Qf6 28. Nd2 d5 29. Nf3 Ra7 30. Qe3 Qd6 31. g5 Kf8 32. h4 a4 33. h5 a3 34. b3 Ra8 35. f6 gxf6 36. gxf6 Qxf6 37. Ne5 Qf5+ 38. Kd2 d4 39. Qh6+ Ke8 40. Nd3 dxc3+ 41. Kxc3 Rd8 42. Qxc6+ Kf8 43. Qe4 Qf6+ 44. Qe5 Nd5+ 45. Kc4 Qa6+ 46. Kxc5 Qxd3 47. Qh8+ Kf7 48. Qxd8 Qc3+ 49. Kb5 Qxe1 50. Qxd5+ Qe6 51. Qxe6+ Kxe6 52. Kc6 1-0

[Event "COL-ch Amateurs U2000"]
[Site "Bogota"]
[Date "2021.06.25"]
[Round "4"]
[White "Casas Ospina, Favio"]
[Black "Ceballos, Julio Cesar"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "1828"]
[BlackElo "1765"]
[PlyCount "63"]
[EventDate "2021.06.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. f4 e6 5. Nf3 Ne7 6. Be3 b6 7. Bb5+ c6 8. Bd3 Ba6 9. 0-0 0-0 10. Bxa6 Nxa6 11. Qe2 Nc7 12. Rad1 Qe8 13. g4 f5 14. h3 fxe4 15. Nxe4 Rd8 16. c4 Kh8 17. Bc1 Qd7 18. Rfe1 Rde8 19. c5 Ned5 20. Nxd6 Re7 21. Ne5 Bxe5 22. Qxe5+ Kg8 23. cxb6 axb6 24. Rf1 Ne8 25. Ne4 Ng7 26. b3 Qc7 27. Ba3 Rxf4 28. Bxe7 Rxf1+ 29. Rxf1 Qxe7 30. Nf6+ Nxf6 31. Qxf6 Nf5 32. Rxf5 1-0

[Event "COL-ch Amateurs U2000"]
[Site "Bogota"]
[Date "2021.06.24"]
[Round "2"]
[White "Hernandez Bermudez, Manuela"]
[Black "Casas Ospina, Favio"]
[Result "1-0"]
[ECO "B29"]
[WhiteElo "1923"]
[BlackElo "1828"]
[PlyCount "30"]
[EventDate "2021.06.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. Nc3 e6 5. Bc4 Nb6 6. d3 d5 7. exd6 Bxd6 8. Be3 N8d7 9. Qe2 Nxc4 10. dxc4 a6 11. 0-0-0 Qc7 12. Ng5 Bf4 13. Nd5 Bxe3+ 14. Qxe3 Qd8 15. Nxe6 fxe6 1-0

[Event "COL-ch Amateurs U2000"]
[Site "Bogota"]
[Date "2021.06.23"]
[Round "1"]
[White "Casas Ospina, Favio"]
[Black "Estrada, Walter"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "1828"]
[BlackElo "1958"]
[PlyCount "52"]
[EventDate "2021.06.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 c5 4. c3 cxd4 5. cxd4 Nc6 6. Nc3 Bf5 7. g4 Bg6 8. h4 h5 9. e6 fxe6 10. Bd3 Bxd3 11. Qxd3 Qb6 12. Nge2 hxg4 13. Qg6+ Kd7 14. Qxg4 Nf6 15. Qh3 Nxd4 16. Nxd4 Qxd4 17. Be3 Qg4 18. Qh2 Qb4 19. 0-0-0 Rc8 20. Rd4 Qb5 21. f3 g6 22. Kd1 Qc6 23. Rg1 Bh6 24. Bxh6 Rxh6 25. Qd2 Rch8 26. Qe1 Qb6 0-1

[Event "COL-ch Amateur U2000"]
[Site "Paipa"]
[Date "2020.02.29"]
[Round "6"]
[White "Casas Ospina, Favio"]
[Black "Guerra, Miguel"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1832"]
[BlackElo "1654"]
[PlyCount "32"]
[EventDate "2020.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c6 2. c4 d5 3. cxd5 cxd5 4. exd5 Qxd5 5. Nc3 Qd8 6. d4 e6 7. Nf3 Nf6 8. Bd3 Be7 9. 0-0 a6 10. a4 b6 11. h3 Bb7 12. Be3 Nbd7 13. Rc1 0-0 14. Qe2 a5 15. Bb5 Nd5 16. Nxd5 Bxd5 0-1

[Event "COL-ch Amateur U2000"]
[Site "Paipa"]
[Date "2020.02.28"]
[Round "4"]
[White "Casas Ospina, Favio"]
[Black "Paez, Adolfo"]
[Result "1-0"]
[ECO "B21"]
[WhiteElo "1832"]
[BlackElo "1724"]
[PlyCount "43"]
[EventDate "2020.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 d3 4. Bxd3 d6 5. f4 Nf6 6. Nf3 Qb6 7. Qe2 Nc6 8. Be3 Qc7 9. Na3 a6 10. h3 e6 11. Nc4 b5 12. Nb6 Rb8 13. Nxc8 Rxc8 14. g4 Be7 15. a4 b4 16. g5 Nh5 17. Kf2 bxc3 18. bxc3 a5 19. Bb5 0-0 20. Bxc6 Qxc6 21. Nd4 Qxc3 22. Qxh5 1-0

[Event "COL-ch Amateur U2000"]
[Site "Paipa"]
[Date "2020.02.28"]
[Round "5"]
[White "Moreno, Juan Nicolas"]
[Black "Casas Ospina, Favio"]
[Result "0-1"]
[ECO "C24"]
[WhiteElo "1734"]
[BlackElo "1832"]
[PlyCount "30"]
[EventDate "2020.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 e5 2. d4 exd4 3. Bc4 Nf6 4. e5 d5 5. Qxd4 Nc6 6. Bb5 Ne4 7. Be3 a6 8. Bxc6+ bxc6 9. Nc3 Bf5 10. Na4 c5 11. Qd1 d4 12. Bf4 g5 13. Bg3 Nxg3 14. hxg3 Qd5 15. Kf1 Qc4+ 0-1

[Event "COL-ch Amateur U2000"]
[Site "Paipa"]
[Date "2020.02.27"]
[Round "3"]
[White "Casas, Jose Fernando"]
[Black "Casas Ospina, Favio"]
[Result "1-0"]
[ECO "C44"]
[WhiteElo "1721"]
[BlackElo "1832"]
[PlyCount "64"]
[EventDate "2020.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 e5 2. d4 exd4 3. Bc4 Nc6 4. Nf3 Bc5 5. c3 d3 6. Qxd3 d6 7. b4 Bb6 8. b5 Na5 9. 0-0 Nxc4 10. Qxc4 Be6 11. Qd3 h6 12. Nd4 Nf6 13. Nxe6 fxe6 14. e5 Nd5 15. Qg6+ Kd7 16. c4 Ne7 17. Qg4 Nf5 18. Rd1 Bc5 19. exd6 cxd6 20. Nd2 h5 21. Qf3 Kc7 22. Nb3 Qf6 23. Nxc5 dxc5 24. Ba3 Kb6 25. Rac1 Nd4 26. Bxc5+ Kxc5 27. Qa3+ Kb6 28. Qd6+ Ka5 29. Rxd4 Rhd8 30. Qc7+ Kb4 31. a3+ Ka4 32. Qc5 Ka5 1-0

[Event "COL-ch Amateur U2000"]
[Site "Paipa"]
[Date "2020.02.27"]
[Round "2"]
[White "Casas Ospina, Favio"]
[Black "Ballesteros Diaz, Jefree Daniel"]
[Result "1-0"]
[ECO "B21"]
[WhiteElo "1832"]
[BlackElo "1718"]
[PlyCount "91"]
[EventDate "2020.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 d6 5. Nf3 Nf6 6. Bc4 e6 7. 0-0 Be7 8. Qe2 Nbd7 9. Rd1 0-0 10. e5 dxe5 11. Nxe5 a6 12. Bf4 b5 13. Nc6 Qe8 14. Nxe7+ Qxe7 15. Bd6 Qe8 16. Bd3 Bb7 17. a4 b4 18. Bxb4 Qc8 19. Bxf8 Qxf8 20. Ne4 Nd5 21. Rac1 Qe7 22. Qd2 Rd8 23. Qg5 f6 24. Qh4 Rf8 25. Nc5 g5 26. Qxh7+ Qxh7 27. Bxh7+ Kxh7 28. Nxb7 Rb8 29. Nc5 Nxc5 30. Rxc5 Rxb2 31. Rc6 a5 32. Rxe6 Nc3 33. Ra1 Nxa4 34. Rxf6 Nc3 35. Rf3 Rc2 36. h3 a4 37. Kh2 Kg6 38. Ra3 Ne4 39. Rxa4 Nxf2 40. Ra6+ Kg7 41. Re3 g4 42. Re7+ Kf8 43. Rb7 g3+ 44. Kxg3 Ne4+ 45. Kf4 Nd6 46. Rxd6 1-0

[Event "COL-ch Amateur U2000"]
[Site "Paipa"]
[Date "2020.02.26"]
[Round "1"]
[White "Rojas Castillo, Leibnitz Edison"]
[Black "Casas Ospina, Favio"]
[Result "1-0"]
[ECO "C47"]
[WhiteElo "1707"]
[BlackElo "1832"]
[PlyCount "31"]
[EventDate "2020.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. a3 d6 5. Bb5 a6 6. Bxc6+ bxc6 7. d4 exd4 8. Nxd4 Bd7 9. 0-0 c5 10. Nf5 g6 11. Nh6 Bxh6 12. Bxh6 Ng4 13. Qd2 Qh4 14. Bf4 0-0 15. h3 h5 16. Bg5 1-0

[Event "Pan American-ch Amateur U2000"]
[Site "San Jose"]
[Date "2019.10.23"]
[Round "1.13"]
[White "Calvo Campos, Adrian"]
[Black "Casas Ospina, Favio"]
[Result "1-0"]
[ECO "C53"]
[WhiteElo "1702"]
[BlackElo "1852"]
[PlyCount "59"]
[EventDate "2019.10.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Qe7 5. 0-0 Nf6 6. Re1 d6 7. h3 0-0 8. a4 a5 9. Na3 h6 10. Nc2 Be6 11. Bf1 Bb3 12. d3 Rad8 13. Nd2 Be6 14. Ne3 Qd7 15. Nf3 g5 16. d4 exd4 17. cxd4 Bb4 18. d5 Bxe1 19. Nxe1 Nxe4 20. dxc6 Qxc6 21. Qh5 Kg7 22. Bb5 Qb6 23. b4 Qd4 24. Rb1 Nc3 25. Bb2 axb4 26. N1c2 Qc5 27. Ba1 f6 28. Rxb4 Nxb5 29. Rxb5 Qa7 30. Nd4 1-0

[Event "Pan American-ch Amateur U2000"]
[Site "San Jose"]
[Date "2019.10.23"]
[Round "2.17"]
[White "Casas Ospina, Favio"]
[Black "Pomarez Soza, Gerley Abraham"]
[Result "0-1"]
[ECO "C57"]
[WhiteElo "1852"]
[BlackElo "1753"]
[PlyCount "76"]
[EventDate "2019.10.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 b5 6. Bxb5 Qxd5 7. Bf1 h6 8. Nc3 Qd8 9. Nge4 Be7 10. Bb5 Bd7 11. Nxf6+ Bxf6 12. Qf3 Nd4 13. Bxd7+ Kxd7 14. Qd3 Ke7 15. Ne4 Re8 16. Qa3+ Kd7 17. Qa4+ Ke7 18. c3 Ne6 19. Qb4+ Kd7 20. b3 Be7 21. Qa4+ Kc8 22. Qa6+ Kd7 23. b4 f5 24. Ng3 g6 25. 0-0 Bd6 26. c4 e4 27. Bb2 Ke7 28. c5 Bf4 29. Rad1 Qd3 30. Qa3 h5 31. Rfe1 Qxa3 32. Bxa3 Rad8 33. Bc1 Kf7 34. f3 exf3 35. gxf3 Rd3 36. Ne2 Bg5 37. Kg2 Red8 38. Rf1 Bxd2 0-1

[Event "Tunja Boyaca op-B"]
[Site "Tunja"]
[Date "2019.08.02"]
[Round "4"]
[White "Casas Ospina, Favio"]
[Black "Cupaban Bautista, Sergio Alejandro"]
[Result "1-0"]
[ECO "C44"]
[WhiteElo "1719"]
[BlackElo "1917"]
[PlyCount "61"]
[EventDate "2019.07.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. c3 d5 5. exd5 Qxd5 6. cxd4 Bg4 7. Nc3 Bb4 8. a3 Bxc3+ 9. bxc3 0-0-0 10. Be2 f6 11. 0-0 h5 12. Rb1 a6 13. Qb3 Qxb3 14. Rxb3 Nge7 15. Bd2 Na5 16. Rb2 Be6 17. Rfb1 b5 18. a4 c6 19. axb5 cxb5 20. Ra1 Nec6 21. Ne1 Kb7 22. Nd3 Bc4 23. Nc5+ Ka7 24. Bf4 Bxe2 25. Rxe2 Rd5 26. Bc7 Rxc5 27. dxc5 Nc4 28. Rd1 a5 29. Rd7 Ka6 30. Re6 N4e5 31. Bxe5 1-0

[Event "Tunja Boyaca op-B"]
[Site "Tunja"]
[Date "2019.08.01"]
[Round "2"]
[White "Campos Cruz, Felix Antonio"]
[Black "Casas Ospina, Favio"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1302"]
[BlackElo "1719"]
[PlyCount "27"]
[EventDate "2019.07.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 Nf6 2. g3 d5 3. Nf3 c5 4. dxc5 Qa5+ 5. c3 Qxc5 6. Bg2 Nc6 7. Be3 Qd6 8. Nbd2 Ng4 9. 0-0 Nxe3 10. fxe3 Qh6 11. Nd4 Qxe3+ 12. Kh1 Nxd4 13. cxd4 Qxd4 14. b3 0-1

[Event "COL-ch U2000"]
[Site "Pereira"]
[Date "2019.03.24"]
[Round "6"]
[White "Casas Ospina, Favio"]
[Black "Mesa, Francisco Alonso Jr"]
[Result "0-1"]
[ECO "B21"]
[WhiteElo "1761"]
[BlackElo "1837"]
[PlyCount "40"]
[EventDate "2019.03.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 d3 4. Bxd3 Nc6 5. f4 e6 6. Nf3 Bc5 7. Qe2 Nge7 8. b4 Bb6 9. a4 0-0 10. a5 Bc7 11. 0-0 f5 12. e5 Ng6 13. g3 d6 14. Rd1 Qe7 15. exd6 Bxd6 16. b5 Nd8 17. Bc4 Kh8 18. Ra2 Nf7 19. h4 Re8 20. Re1 Bd7 0-1

[Event "COL-ch U2000"]
[Site "Pereira"]
[Date "2019.03.24"]
[Round "7"]
[White "Restrepo, Hugo"]
[Black "Casas Ospina, Favio"]
[Result "1-0"]
[ECO "C63"]
[WhiteElo "1724"]
[BlackElo "1761"]
[PlyCount "33"]
[EventDate "2019.03.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. d3 Nf6 5. Nc3 fxe4 6. dxe4 Bb4 7. 0-0 Bxc3 8. bxc3 0-0 9. Bc4+ Kh8 10. Ng5 Qe7 11. Qd3 h6 12. Nf3 d6 13. Nh4 Kh7 14. Nf5 Bxf5 15. exf5 d5 16. Bxd5 Nxd5 17. f6+ 1-0

[Event "COL-ch U2000"]
[Site "Pereira"]
[Date "2019.03.23"]
[Round "4"]
[White "Casas Ospina, Favio"]
[Black "Lopez Gaviria, Alvaro Diego"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1761"]
[BlackElo "1994"]
[PlyCount "82"]
[EventDate "2019.03.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. d4 Nf6 5. Nf3 c6 6. h3 Bf5 7. Ne5 Nbd7 8. Bf4 Qb4 9. Nc4 Ne4 10. Bd2 Nxd2 11. a3 Qxc4 12. Bxc4 Nxc4 13. d5 e6 14. dxc6 bxc6 15. b3 Ncb6 16. 0-0 Be7 17. Ne2 c5 18. Ng3 Bg6 19. f4 0-0 20. Qe2 Bf6 21. Rad1 Bd4+ 22. Kh2 Nd5 23. Rf3 N7f6 24. Rdf1 Rac8 25. f5 exf5 26. Nxf5 Bxf5 27. Rxf5 Ne3 28. Rxf6 gxf6 29. Rf3 Be5+ 30. Kh1 Nd5 31. Rf5 Rfe8 32. Qg4+ Kf8 33. Qh5 Rcd8 34. Qh6+ Ke7 35. Qh4 Ke6 36. Qc4 Kd6 37. a4 Nb6 38. Qxf7 Re7 39. Qh5 Rde8 40. Qd1+ Kc7 41. a5 Nd7 0-1

[Event "COL-ch U2000"]
[Site "Pereira"]
[Date "2019.03.22"]
[Round "2"]
[White "Casas Ospina, Favio"]
[Black "Torres, Jaime Alberto"]
[Result "0-1"]
[ECO "B21"]
[WhiteElo "1761"]
[BlackElo "1963"]
[PlyCount "64"]
[EventDate "2019.03.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. c3 d3 5. Bxd3 d6 6. h3 Nf6 7. 0-0 e5 8. Qe2 Be7 9. Rd1 0-0 10. Nbd2 Qc7 11. Nf1 h6 12. Ng3 Be6 13. Bc4 Rac8 14. Bd5 Rfd8 15. Nh2 Bf8 16. Nh5 Nxh5 17. Qxh5 Bxd5 18. exd5 Ne7 19. Ng4 f5 20. Ne3 Qd7 21. Kh2 g6 22. Qe2 Bg7 23. g4 f4 24. Nc2 b5 25. Na3 a6 26. Nc2 Rc5 27. Qe4 Rc4 28. Qd3 Qa7 29. Qe2 Qb7 30. a4 Nxd5 31. axb5 axb5 32. Na3 Ra4 0-1

[Event "COL-ch U2000"]
[Site "Pereira"]
[Date "2019.03.22"]
[Round "3"]
[White "Vasquez, Rafael1111"]
[Black "Casas Ospina, Favio"]
[Result "0-1"]
[ECO "C56"]
[WhiteElo "1765"]
[BlackElo "1761"]
[PlyCount "68"]
[EventDate "2019.03.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. e5 d5 6. Bb5 Ne4 7. Nxd4 Bd7 8. Bxc6 bxc6 9. 0-0 Bc5 10. f3 Ng5 11. Be3 Bb6 12. Qd2 h6 13. Kh1 Rb8 14. c3 Qe7 15. Na3 0-0 16. Bxg5 hxg5 17. Rae1 Bc5 18. Nb1 g6 19. a3 Kg7 20. b4 Bb6 21. f4 Bxd4 22. Qxd4 Be6 23. fxg5 Qxg5 24. Qf4 Qxf4 25. Rxf4 Rh8 26. Nd2 g5 27. Rf2 g4 28. Nf1 Rh7 29. Kg1 Rbh8 30. g3 Rh5 31. Rf4 Re8 32. Nd2 Bd7 33. Ref1 Re7 34. Nb3 Rhxe5 0-1

[Event "Tunja Boyacense op"]
[Site "Tunja"]
[Date "2018.12.16"]
[Round "6"]
[White "Orozco, Omar"]
[Black "Casas Ospina, Favio"]
[Result "1-0"]
[ECO "A52"]
[WhiteElo "1553"]
[BlackElo "1797"]
[PlyCount "49"]
[EventDate "2018.12.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Bf4 g5 5. Bg3 Bg7 6. Nf3 Nc6 7. Nc3 Ngxe5 8. e3 d6 9. Be2 Be6 10. Nd4 Bd7 11. a3 Qe7 12. 0-0 Nxd4 13. exd4 Nc6 14. Nb5 Qd8 15. c5 a6 16. Nxc7+ Qxc7 17. Bxd6 Qd8 18. d5 Ne7 19. Qb3 0-0 20. Qxb7 Nf5 21. Bxf8 Bxf8 22. c6 Nd4 23. Bxa6 Bf5 24. Rfd1 Rb8 25. c7 1-0

[Event "Tunja Boyacense op"]
[Site "Tunja"]
[Date "2018.12.15"]
[Round "5"]
[White "Casas Ospina, Favio"]
[Black "Valle, Efrain"]
[Result "0-1"]
[ECO "C44"]
[WhiteElo "1797"]
[BlackElo "2136"]
[PlyCount "78"]
[EventDate "2018.12.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 Nc6 2. d4 e5 3. Nf3 exd4 4. c3 Nf6 5. Bd3 d5 6. e5 Ne4 7. 0-0 Bg4 8. Bb5 dxc3 9. Nxc3 Nxc3 10. bxc3 a6 11. Bxc6+ bxc6 12. Qa4 Qd7 13. Qf4 Bxf3 14. Qxf3 Be7 15. Qg3 g5 16. f4 g4 17. f5 h5 18. Be3 c5 19. Rae1 Qa4 20. f6 h4 21. Qf4 Qxf4 22. Rxf4 Bf8 23. Rxg4 Kd7 24. h3 Rb8 25. Re2 Ke6 26. Bf2 Rb1+ 27. Kh2 Rc1 28. Ra4 Rxc3 29. Rxa6+ Kf5 30. Ra8 d4 31. Be1 Re3 32. Rxe3 dxe3 33. Bc3 c4 34. Kg1 e2 35. Ra5 Ke4 36. Kf2 Kd3 37. Be1 c6 38. e6 Bd6 39. Kf3 fxe6 0-1

[Event "Tunja Boyacense op"]
[Site "Tunja"]
[Date "2018.12.15"]
[Round "4"]
[White "Univio Sanchez, German"]
[Black "Casas Ospina, Favio"]
[Result "1/2-1/2"]
[ECO "C21"]
[WhiteElo "2044"]
[BlackElo "1797"]
[PlyCount "110"]
[EventDate "2018.12.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 e5 2. d4 exd4 3. c3 d3 4. f4 Bc5 5. Nf3 Nf6 6. Bxd3 Ng4 7. Rf1 Nxh2 8. Rh1 Ng4 9. Qe2 Nf2 10. Rh5 Nxd3+ 11. Qxd3 d6 12. Be3 Bxe3 13. Qxe3 Nc6 14. Nbd2 Qe7 15. 0-0-0 Bd7 16. Nd4 g6 17. Rh6 a6 18. Rdh1 b6 19. Rxh7 Rxh7 20. Rxh7 0-0-0 21. Qd3 Kb7 22. Qc4 Rf8 23. Qd5 Qe8 24. Nc4 Ka7 25. e5 Nxd4 26. Qxd4 Bb5 27. b3 Bxc4 28. Qxc4 Kb7 29. Qd5+ Qc6 30. c4 b5 31. Kc2 bxc4 32. bxc4 Kb6 33. Kd3 dxe5 34. fxe5 Qc5 35. Ke4 Qf2 36. Qd4+ Qxd4+ 37. Kxd4 Kc6 38. Rg7 Rd8+ 39. Ke4 Rf8 40. g3 a5 41. Kd4 Rd8+ 42. Kc3 Rf8 43. e6 fxe6 44. Rxg6 Kd6 45. Rg5 e5 46. Kd3 Rf1 47. Rg6+ Kc5 48. Ra6 Rf3+ 49. Ke4 Rxg3 50. Rxa5+ Kxc4 51. Ra4+ Kb5 52. Ra7 Kb6 53. Ra8 Rc3 54. Kxe5 Rc5+ 55. Kd4 Ra5 1/2-1/2

[Event "Bogota Mayores Alcaldia op 8th"]
[Site "Bogota"]
[Date "2018.06.11"]
[Round "6"]
[White "Hincapie Uribe, Eduardo"]
[Black "Casas Ospina, Favio"]
[Result "1/2-1/2"]
[ECO "C45"]
[WhiteElo "1498"]
[BlackElo "1907"]
[PlyCount "71"]
[EventDate "2018.06.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Bb6 7. Nc2 Qg6 8. Nd2 d6 9. Bxb6 axb6 10. Ne3 Nge7 11. Bd3 Ne5 12. Bc2 Ng4 13. Nxg4 Bxg4 14. Nf3 Nc6 15. h3 Bd7 16. g4 Qf6 17. Qe2 h5 18. g5 Qe7 19. a3 h4 20. 0-0-0 Ne5 21. Rdg1 Ra5 22. Nxe5 dxe5 23. g6 f6 24. Bb3 Be6 25. Qc2 Rh6 26. f3 Kf8 27. Bxe6 Qxe6 28. Qd3 Ra8 29. Rg4 Qe8 30. Rhg1 Rd8 31. Qc4 Qd7 32. Kc2 b5 33. Qc5+ Kg8 34. Qf2 b6 35. Qe2 Qe8 36. Qe3 1/2-1/2

[Event "Bogota Mayores Alcaldia op 8th"]
[Site "Bogota"]
[Date "2018.06.10"]
[Round "5"]
[White "Casas Ospina, Favio"]
[Black "Lopez, Alberto1111"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "1907"]
[BlackElo "1601"]
[PlyCount "62"]
[EventDate "2018.06.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 e6 4. cxd4 d5 5. e5 Nc6 6. Nc3 Bb4 7. a3 Ba5 8. Qg4 Nge7 9. Nf3 Rg8 10. b4 Bb6 11. Bd3 h6 12. Bh7 g6 13. Bxg8 Nxg8 14. Nb5 Bc7 15. Nxc7+ Qxc7 16. 0-0 Qe7 17. h3 Bd7 18. Bd2 a6 19. Rfc1 b5 20. Rc5 Rc8 21. a4 Na7 22. axb5 Bxb5 23. Rac1 Rxc5 24. dxc5 Nc6 25. Qf4 g5 26. Qe3 Kd7 27. Bc3 Kc7 28. Ne1 Qd7 29. f4 d4 30. Bxd4 Qxd4 31. Kh1 Qxe3 0-1

[Event "Bogota Mayores Alcaldia op 8th"]
[Site "Bogota"]
[Date "2018.06.10"]
[Round "4"]
[White "Celis Vargas, Walter Enrique"]
[Black "Casas Ospina, Favio"]
[Result "1-0"]
[ECO "C90"]
[WhiteElo "1660"]
[BlackElo "1907"]
[PlyCount "51"]
[EventDate "2018.06.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 d6 8. c3 Bg4 9. d3 Na5 10. Bc2 c5 11. Nbd2 h5 12. Nf1 h4 13. h3 Be6 14. Ne3 Nh7 15. b4 cxb4 16. cxb4 Nc6 17. a3 Ng5 18. Bb2 Rc8 19. Rc1 Bf6 20. Bb1 Ne7 21. Rxc8 Qxc8 22. Nxg5 Bxg5 23. d4 Bf6 24. d5 Bxh3 25. gxh3 Qxh3 26. Qg4 1-0

[Event "Bogota Mayores Alcaldia op 8th"]
[Site "Bogota"]
[Date "2018.06.09"]
[Round "3"]
[White "Casas Ospina, Favio"]
[Black "Romero Kries, Mario Andres"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "1907"]
[BlackElo "1626"]
[PlyCount "73"]
[EventDate "2018.06.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nb3 Bb6 6. a4 a5 7. Nc3 d6 8. Bb5 Be6 9. Nd5 Bc5 10. Nxc5 dxc5 11. Be3 Nge7 12. Nf4 Qd6 13. Qh5 0-0-0 14. Qxc5 Qxc5 15. Bxc5 Bd7 16. 0-0-0 b6 17. Bxe7 Nxe7 18. Bxd7+ Rxd7 19. Rxd7 Kxd7 20. Rd1+ Kc6 21. Nh5 Rg8 22. g3 f6 23. Nf4 g5 24. Nd5 Nxd5 25. Rxd5 h5 26. Rf5 Rg6 27. c3 Kd6 28. Kd2 c6 29. Kd3 Ke6 30. Kc4 Rg7 31. b4 axb4 32. cxb4 Ra7 33. a5 bxa5 34. bxa5 Ra6 35. h4 gxh4 36. gxh4 Ra7 37. Rxh5 1-0

[Event "Bogota Mayores Alcaldia op 8th"]
[Site "Bogota"]
[Date "2018.06.09"]
[Round "2"]
[White "Galeano Garcia, Juan Diego"]
[Black "Casas Ospina, Favio"]
[Result "0-1"]
[ECO "C44"]
[BlackElo "1907"]
[PlyCount "40"]
[EventDate "2018.06.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d3 d6 4. Nbd2 f5 5. g3 Nf6 6. Bg2 Be7 7. 0-0 0-0 8. Re1 fxe4 9. dxe4 Bg4 10. Nf1 Nd4 11. h4 Nxe4 12. Rxe4 Bxf3 13. Bxf3 Nxf3+ 14. Kh1 d5 15. Re3 e4 16. Nh2 Nxh2 17. Kxh2 Rxf2+ 18. Kg1 Rf7 19. Qh5 Bc5 20. Bd2 Qd6 0-1

[Event "Caldense-ch"]
[Site "Manizales"]
[Date "2017.10.29"]
[Round "7"]
[White "Casas Ospina, Favio"]
[Black "Mena, Yamil Octavio"]
[Result "1/2-1/2"]
[ECO "C45"]
[WhiteElo "1768"]
[BlackElo "1953"]
[PlyCount "68"]
[EventDate "2017.10.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 g6 5. Nxc6 bxc6 6. Qd4 Qf6 7. Qxf6 Nxf6 8. Bd3 Bg7 9. 0-0 0-0 10. Nd2 d5 11. h3 Re8 12. exd5 cxd5 13. Nb3 Be6 14. Nc5 Nd7 15. Nxe6 Rxe6 16. c3 Rb8 17. Bc2 c5 18. Rb1 Nb6 19. Bf4 Rbe8 20. Rfd1 d4 21. c4 h6 22. Bd3 g5 23. Bh2 Na4 24. Kf1 R8e7 25. Bc2 Nb6 26. Bd3 Na4 27. Bc2 Ra6 28. Bxa4 Rxa4 29. Bd6 Rd7 30. Bxc5 Rxc4 31. b4 a5 32. Rd3 axb4 33. Bxb4 Rb7 34. a3 Rc3 1/2-1/2

[Event "Caldense-ch"]
[Site "Manizales"]
[Date "2017.10.29"]
[Round "8"]
[White "Casas Ospina, Favio"]
[Black "Nino Penaloza, Cesar Gerardo"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "1768"]
[BlackElo "1954"]
[PlyCount "52"]
[EventDate "2017.10.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 d5 4. exd5 Qxd5 5. cxd4 Nc6 6. Nf3 e5 7. Nc3 Bb4 8. dxe5 Qxd1+ 9. Kxd1 Bxc3 10. bxc3 Bg4 11. Bf4 Bxf3+ 12. gxf3 Nge7 13. Bb5 a6 14. Bxc6+ Nxc6 15. Rb1 Rd8+ 16. Ke2 b5 17. Rhd1 Rxd1 18. Rxd1 Ke7 19. Bg3 Rc8 20. Rd6 a5 21. a3 Ke8 22. Rd5 Na7 23. Kd3 h6 24. f4 Rb8 25. Bh4 Nc6 26. Rd6 b4 1/2-1/2

[Event "Caldense-ch"]
[Site "Manizales"]
[Date "2017.10.28"]
[Round "5"]
[White "Casas Ospina, Favio"]
[Black "Vargas, Eduar Misael"]
[Result "0-1"]
[ECO "B21"]
[WhiteElo "1768"]
[BlackElo "1928"]
[PlyCount "54"]
[EventDate "2017.10.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 d6 5. Nf3 e6 6. Bc4 Be7 7. 0-0 Nf6 8. Qe2 0-0 9. e5 dxe5 10. Nxe5 a6 11. Rd1 Nbd7 12. g4 Qa5 13. Nd3 Qc7 14. Bb3 Bd6 15. h4 Nc5 16. Bc2 b6 17. g5 Nxd3 18. Qxd3 Rd8 19. Qe2 Bh2+ 20. Kf1 Rxd1+ 21. Bxd1 Nd7 22. Ne4 a5 23. Kg2 Bb7 24. Bc2 Nc5 25. f3 Nxe4 26. fxe4 Qg3+ 27. Kh1 Qg1# 0-1

[Event "Caldense-ch"]
[Site "Manizales"]
[Date "2017.10.27"]
[Round "4"]
[White "Agon Llanos, Alvaro"]
[Black "Casas Ospina, Favio"]
[Result "0-1"]
[ECO "A46"]
[WhiteElo "1808"]
[BlackElo "1768"]
[PlyCount "44"]
[EventDate "2017.10.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 b5 3. e3 a6 4. c4 bxc4 5. Bxc4 d5 6. Bd3 e6 7. 0-0 Bd6 8. Qc2 Nbd7 9. Bd2 Bb7 10. Ba5 Qb8 11. b4 h6 12. Nbd2 g5 13. Rfc1 c6 14. h3 g4 15. hxg4 Nxg4 16. g3 Bxg3 17. Rf1 Rg8 18. e4 Bxf2+ 19. Rxf2 Ne3+ 20. Kh1 Nxc2 21. Bxc2 Qg3 22. Raf1 Rg7 0-1

[Event "Caldense-ch"]
[Site "Manizales"]
[Date "2017.10.27"]
[Round "3"]
[White "Casas Ospina, Favio"]
[Black "Dabraccio, Guillermo"]
[Result "1-0"]
[ECO "B21"]
[WhiteElo "1768"]
[BlackElo "1687"]
[PlyCount "53"]
[EventDate "2017.10.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 e6 6. Bc4 Qc7 7. 0-0 Na5 8. Bd3 Nc6 9. Qe2 d6 10. Be3 Nf6 11. Rac1 Be7 12. Bf4 0-0 13. e5 dxe5 14. Nxe5 Qa5 15. a3 Nd4 16. Qe3 Nb3 17. Rcd1 Bc5 18. Qh3 g6 19. Nc4 Qa6 20. Nd2 Qb6 21. Bh6 e5 22. Qh4 Be7 23. Bxf8 Kxf8 24. Na4 Qe6 25. Bc4 Nh5 26. Bxe6 Bxh4 27. Bxb3 1-0

[Event "Bogota McGregor op 3rd"]
[Site "Bogota"]
[Date "2012.12.16"]
[Round "8"]
[White "Casas Ospina, Favio"]
[Black "Lozada, Gustavo"]
[Result "1-0"]
[ECO "B10"]
[BlackElo "1934"]
[PlyCount "47"]
[EventDate "2012.12.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 c6 2. c4 d5 3. cxd5 cxd5 4. exd5 Nf6 5. Nc3 Nxd5 6. Bc4 Nf6 7. Nf3 a6 8. a4 Bg4 9. Qb3 e6 10. Qxb7 Nbd7 11. d4 Be7 12. Ne5 0-0 13. Nc6 Qe8 14. Bxa6 Bd6 15. Nb5 Rb8 16. Nxb8 Bxb8 17. f3 Bf5 18. 0-0 Nd5 19. Nc3 N7f6 20. Bb5 Qd8 21. Qc6 Nb4 22. Qc4 Nc2 23. Bg5 Nxa1 24. Rxa1 1-0

[Event "Bogota McGregor op 3rd"]
[Site "Bogota"]
[Date "2012.12.15"]
[Round "7"]
[White "Arango, Andres Mauricio"]
[Black "Casas Ospina, Favio"]
[Result "1-0"]
[ECO "C63"]
[WhiteElo "2113"]
[PlyCount "49"]
[EventDate "2012.12.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. Nc3 fxe4 5. Nxe4 Nf6 6. Qe2 Be7 7. Nxf6+ Bxf6 8. d4 0-0 9. Bxc6 dxc6 10. dxe5 Re8 11. 0-0 Qd5 12. c4 Qf7 13. Bf4 Bg4 14. Bg3 Bxf3 15. gxf3 Bg5 16. Qe4 Rf8 17. Kg2 Rae8 18. Rad1 h5 19. h4 Bf4 20. Rd4 Bh6 21. Rfd1 Qe6 22. Rd7 Rf7 23. Rxf7 Qxf7 24. f4 Rf8 25. e6 1-0

[Event "Bogota McGregor op 3rd"]
[Site "Bogota"]
[Date "2012.12.15"]
[Round "6"]
[White "Casas Ospina, Favio"]
[Black "Lizarazo, Juan Carlos"]
[Result "1/2-1/2"]
[ECO "C25"]
[BlackElo "2106"]
[PlyCount "114"]
[EventDate "2012.12.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nc6 3. f4 d6 4. Nf3 Bg4 5. Bb5 a6 6. Bxc6+ bxc6 7. h3 Bxf3 8. Qxf3 Qh4+ 9. g3 Qf6 10. f5 g6 11. 0-0 gxf5 12. Qxf5 Qg7 13. Kh2 Ne7 14. Qf6 Qxf6 15. Rxf6 Bg7 16. Rf2 0-0 17. d3 f5 18. Bg5 fxe4 19. Nxe4 Rxf2+ 20. Nxf2 Nf5 21. c3 h6 22. Bd2 d5 23. Re1 Re8 24. Kg2 Nd6 25. Kf3 Rf8+ 26. Kg2 Kh7 27. Re2 Re8 28. Kf3 c5 29. b3 Kg6 30. g4 Bf6 31. Bc1 Bh4 32. Ba3 e4+ 33. dxe4 Bxf2 34. Kxf2 Nxe4+ 35. Ke1 Kf7 36. Bc1 h5 37. gxh5 Rh8 38. h6 Nxc3 39. Rf2+ Ke6 40. Rg2 Ne4 41. Rg6+ Nf6 42. Bg5 Kf5 43. Rxf6+ Kxg5 44. Rxa6 Kf4 45. Rc6 Ke4 46. Rxc5 Rxh6 47. Rxc7 Rxh3 48. Re7+ Kd3 49. a4 Rh1+ 50. Kf2 Kc3 51. Re3+ Kb4 52. Rd3 Rh4 53. Rxd5 Kxb3 54. a5 Ra4 55. Ke3 Kb4 56. Rd4+ Kxa5 57. Rxa4+ Kxa4 1/2-1/2

[Event "Bogota McGregor op 3rd"]
[Site "Bogota"]
[Date "2012.12.14"]
[Round "5"]
[White "Casas Ospina, Favio"]
[Black "Palacio Padilla, Pablo Persi"]
[Result "1-0"]
[ECO "B21"]
[BlackElo "1948"]
[PlyCount "125"]
[EventDate "2012.12.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 a6 6. Bc4 e6 7. 0-0 b5 8. Bb3 Qc7 9. Qe2 Bc5 10. Rd1 Nge7 11. Bg5 Na5 12. Rac1 Nxb3 13. axb3 f6 14. Bh4 Qb6 15. Na2 Ng6 16. Bg3 b4 17. Qc4 d6 18. h4 Bd7 19. Rd2 e5 20. h5 Nf8 21. Rcd1 Be6 22. Qd3 Ke7 23. Nh4 Nd7 24. Nf5+ Bxf5 25. exf5 Rad8 26. Qd5 Nf8 27. Nc1 g6 28. Qf3 gxf5 29. Qxf5 Ne6 30. Bh4 Rdf8 31. Ne2 Rf7 32. Kh2 Rg8 33. f4 Nd4 34. Nxd4 Bxd4 35. Qe4 Rg4 36. g3 Rxh4+ 37. gxh4 f5 38. Qg2 Be3 39. Rxd6 Bxf4+ 40. Kh1 Qxd6 41. Rxd6 Kxd6 42. Qe2 Rc7 43. Qxa6+ Rc6 44. Qd3+ Ke6 45. Kg2 Rd6 46. Qc4+ Rd5 47. Qc8+ Rd7 48. Qe8+ Kd6 49. Qf8+ Ke6 50. Qxb4 e4 51. Qc4+ Rd5 52. Qc6+ Bd6 53. Qe8+ Be7 54. Qg8+ Ke5 55. Qxh7 Bxh4 56. Qc7+ Ke6 57. h6 Bf6 58. Qc8+ Kf7 59. h7 Rd2+ 60. Kf1 Rxb2 61. Qxf5 Rh2 62. Qd5+ Kg7 63. Qg8+ 1-0

[Event "Bogota McGregor op 3rd"]
[Site "Bogota"]
[Date "2012.12.14"]
[Round "4"]
[White "Velasquez, Angie Gabriela"]
[Black "Casas Ospina, Favio"]
[Result "0-1"]
[ECO "C44"]
[WhiteElo "1866"]
[PlyCount "66"]
[EventDate "2012.12.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bb4+ 5. c3 dxc3 6. bxc3 Ba5 7. 0-0 Nge7 8. Bb3 0-0 9. Bb2 d6 10. c4 Bg4 11. h3 Bh5 12. Qd3 Ng6 13. Nh2 Nf4 14. Qe3 Qg5 15. g4 Bb6 16. Qf3 Nd4 17. Bxd4 Bxd4 18. Na3 Bxa1 19. Rxa1 Bg6 20. Nb5 Ne6 21. Re1 a6 22. Nc3 Nd4 23. Qg3 c6 24. f4 Qc5 25. Kg2 Nxb3 26. axb3 f6 27. e5 dxe5 28. fxe5 fxe5 29. Rxe5 Qd4 30. Re1 Rae8 31. Rxe8 Rxe8 32. h4 Qd2+ 33. Kh3 Re3 0-1

