[Event "Palmira op"]
[Site "Palmira"]
[Date "2018.09.23"]
[Round "7"]
[White "Barreiro Acosta, Frank"]
[Black "Ospina, Oscar Alejandro"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "1748"]
[PlyCount "14"]
[EventDate "2018.09.20"]
[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 g6 2. e4 Bg7 3. Nf3 d6 4. Be2 Nc6 5. Be3 e5 6. c3 Nf6 7. dxe5 Nxe5 1/2-1/2

[Event "Palmira op"]
[Site "Palmira"]
[Date "2018.09.23"]
[Round "6"]
[White "Ospina, Oscar Alejandro"]
[Black "Calero, Hector Andres"]
[Result "0-1"]
[ECO "B52"]
[BlackElo "1928"]
[PlyCount "80"]
[EventDate "2018.09.20"]
[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 c5 2. Nf3 d6 3. Bb5+ Bd7 4. a4 Nc6 5. Bxc6 Bxc6 6. d3 g6 7. 0-0 Bg7 8. Nc3 Nf6 9. h3 0-0 10. Be3 h6 11. Qd2 Kh7 12. Nh2 d5 13. exd5 Nxd5 14. Nd1 Qd6 15. Qc1 Nxe3 16. fxe3 f5 17. Qd2 Rfd8 18. Qe2 e5 19. Nc3 e4 20. Rfd1 Be5 21. Nf1 Qf6 22. Ra3 a6 23. Rb3 Rd6 24. dxe4 fxe4 25. Rxd6 Bxd6 26. g3 Rf8 27. Qg2 c4 28. Rb6 Qe5 29. Rxc6 bxc6 30. Nxe4 Bc7 31. c3 Bb6 32. Kh2 Re8 33. Ned2 Qd5 34. e4 Qd3 35. h4 Rf8 36. Kh3 Rf2 37. Qh1 Qd7+ 38. g4 Qd3+ 39. Ng3 Rxd2 40. h5 Bf2 0-1

[Event "Palmira op"]
[Site "Palmira"]
[Date "2018.09.21"]
[Round "3"]
[White "Mateus, Martha"]
[Black "Ospina, Oscar Alejandro"]
[Result "1/2-1/2"]
[ECO "A40"]
[WhiteElo "2124"]
[PlyCount "88"]
[EventDate "2018.09.20"]
[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 Nc6 2. d5 Ne5 3. e4 Ng6 4. Nc3 e5 5. dxe6 dxe6 6. Bd3 Nf6 7. Nf3 Be7 8. h4 Nd7 9. h5 Nge5 10. Bf4 Bf6 11. Qe2 c6 12. 0-0 Qa5 13. Nxe5 Nxe5 14. Bd2 Qc7 15. Rad1 Bd7 16. Be3 Qa5 17. f4 Nxd3 18. Qxd3 0-0-0 19. e5 Be7 20. Qc4 Kb8 21. a3 c5 22. Rf2 Bc6 23. Rfd2 Rxd2 24. Rxd2 g6 25. h6 Rc8 26. Ne4 Bxe4 27. Qxe4 Rd8 28. b4 cxb4 29. axb4 Qa1+ 30. Kh2 Rxd2 31. Bxd2 Qa6 32. c4 Qc6 33. Qxc6 bxc6 34. g4 Bf8 35. g5 Be7 36. Kg2 Kb7 37. Kf3 a6 38. Ke4 c5 39. bxc5 Bxc5 40. Kd3 Kb6 41. Kc3 a5 42. Kb3 Bf2 43. Bc1 Kc6 44. Bd2 Kb6 1/2-1/2

[Event "Palmira op"]
[Site "Palmira"]
[Date "2018.09.21"]
[Round "2"]
[White "Ospina, Oscar Alejandro"]
[Black "Simancas Maradei, Miguel Alejandro"]
[Result "1-0"]
[ECO "C41"]
[BlackElo "2053"]
[PlyCount "61"]
[EventDate "2018.09.20"]
[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. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 d6 5. d4 exd4 6. Qxd4 Be7 7. Bg5 0-0 8. Bxc6 bxc6 9. 0-0-0 Be6 10. Rhe1 Qc8 11. e5 dxe5 12. Nxe5 Qb7 13. Qa4 Rab8 14. b3 Bb4 15. Re3 Nd5 16. Nxd5 cxd5 17. Nc6 Bd7 18. Qxb4 Qxc6 19. Qd4 Qa6 20. Rg3 c5 21. Qxd5 Rb7 22. Bf6 Qxf6 23. Qxb7 Bc6 24. Qc7 Qa1+ 25. Kd2 Qd4+ 26. Ke2 Qe4+ 27. Kf1 Re8 28. Re3 Qxg2+ 29. Ke1 Qg1+ 30. Ke2 Rxe3+ 31. Kxe3 1-0

[Event "San Cristobal Bolivar op 1st"]
[Site "San Cristobal"]
[Date "2012.09.26"]
[Round "2"]
[White "Valderrama Espinosa, Gilberto"]
[Black "Ospina, Oscar Alejandro"]
[Result "1-0"]
[ECO "C03"]
[WhiteElo "2241"]
[BlackElo "1952"]
[PlyCount "95"]
[EventDate "2012.09.25"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "VEN"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 b6 3. d4 Bb7 4. Bd3 Nf6 5. Nbd2 d5 6. e5 Nfd7 7. 0-0 c5 8. c3 Ba6 9. Bxa6 Nxa6 10. Ne1 cxd4 11. cxd4 Qc7 12. f4 Nb4 13. f5 exf5 14. Rxf5 Be7 15. a3 Nc6 16. Nb3 0-0 17. Qg4 Nd8 18. Bh6 Ne6 19. Rc1 Qb7 20. Rc3 Kh8 21. Bxg7+ Nxg7 22. Rh3 Qc6 23. Rf4 Qe6 24. Qf3 f5 25. Nd3 a5 26. Nd2 Rac8 27. Qd1 Bg5 28. Nf3 Bxf4 29. Nxf4 Qc6 30. Ng5 Rfe8 31. Rc3 Qa8 32. Qe1 Kg8 33. Qh4 Nf8 34. Nh5 Nxh5 35. Qxh5 Re7 36. Rg3 Rc1+ 37. Kf2 Rc2+ 38. Ke1 Rg7 39. Nf7 Qc6 40. Nh6+ Kh8 41. Rxg7 Rc1+ 42. Kf2 Kxg7 43. Nxf5+ Kh8 44. Qf7 Rc2+ 45. Kf3 Rc3+ 46. bxc3 Qxc3+ 47. Kg4 h5+ 48. Qxh5+ 1-0

[Event "Cartago op"]
[Site "Cartago"]
[Date "2009.08.17"]
[Round "6"]
[White "Buitrago, Mauricio"]
[Black "Ospina, Oscar Alejandro"]
[Result "1-0"]
[ECO "A42"]
[WhiteElo "1906"]
[PlyCount "59"]
[EventDate "2009.08.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 Nc6 5. Be3 e5 6. Nge2 Nf6 7. d5 Ne7 8. f3 a6 9. Qd2 h6 10. Rc1 Nd7 11. Rc2 f5 12. Nc1 Nf6 13. Be2 f4 14. Bf2 g5 15. c5 Ng6 16. cxd6 cxd6 17. Na4 0-0 18. Nb6 Rb8 19. Nb3 Nd7 20. Qb4 Nxb6 21. Bxb6 Qf6 22. Bc7 Ra8 23. Qxd6 Qf7 24. Bb6 Nh4 25. 0-0 Bf6 26. Rc7 Qg6 27. Bf2 Rd8 28. Qb6 h5 29. Rfc1 Bg7 30. Rxg7+ 1-0

[Event "Cartago op"]
[Site "Cartago"]
[Date "2009.08.17"]
[Round "7"]
[White "Ospina, Oscar Alejandro"]
[Black "Ruiz, Kenny"]
[Result "0-1"]
[ECO "B00"]
[PlyCount "76"]
[EventDate "2009.08.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 a6 2. Bc4 b5 3. Bb3 Bb7 4. d3 e6 5. Ne2 c5 6. c3 Nf6 7. 0-0 d6 8. Nd2 Be7 9. f4 Qb6 10. Kh1 Nbd7 11. Nf3 c4 12. dxc4 Nxe4 13. Qe1 bxc4 14. Bxc4 Ndf6 15. Ng3 Nxg3+ 16. Qxg3 h5 17. h3 Ne4 18. Qe1 h4 19. Kh2 Ng3 20. Rf2 Bxf3 21. Rxf3 d5 22. Bb3 Nf5 23. Bc2 g6 24. Bxf5 gxf5 25. Be3 Qxb2 26. Bd4 Rg8 27. Rf2 Qa3 28. Rb1 Bc5 29. Rfb2 Bxd4 30. Rb8+ Kd7 31. R8b3 Qxa2 32. R1b2 Qa5 33. Qxh4 Bc5 34. Qh7 Rgf8 35. Rb7+ Kc6 36. Rxf7 Rxf7 37. Qxf7 Bg1+ 38. Kg3 Qxc3+ 0-1

[Event "Cartago op"]
[Site "Cartago"]
[Date "2009.08.16"]
[Round "5"]
[White "Ospina, Oscar Alejandro"]
[Black "Ossa, Vladimir"]
[Result "0-1"]
[ECO "C02"]
[BlackElo "2002"]
[PlyCount "62"]
[EventDate "2009.08.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. a3 cxd4 7. cxd4 Bd7 8. Nc3 f6 9. b4 Rc8 10. Bb2 fxe5 11. dxe5 Nh6 12. Bd3 Be7 13. 0-0 0-0 14. Rc1 Nf7 15. Qe2 Ng5 16. Nxg5 Bxg5 17. Rce1 Ne7 18. Qh5 Bh6 19. g4 Be8 20. Qh4 Bg6 21. Bxg6 Nxg6 22. Qh3 Bd2 23. Rd1 Nf4 24. Qh4 Bxc3 25. Bc1 Ng6 26. Qh3 Nxe5 27. Be3 d4 28. Bc1 Nf3+ 29. Kg2 Qc6 30. Kg3 d3 31. Be3 Be5+ 0-1

[Event "Cartago op"]
[Site "Cartago"]
[Date "2009.08.16"]
[Round "3"]
[White "Ospina, Oscar Alejandro"]
[Black "Saladen Dulce, Rafael"]
[Result "1-0"]
[ECO "B52"]
[BlackElo "2198"]
[PlyCount "89"]
[EventDate "2009.08.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Nxd7 5. 0-0 e6 6. Nc3 Ne7 7. d3 Ng6 8. Ne2 Be7 9. Ng3 h5 10. h3 h4 11. Ne2 Nf6 12. Nf4 Nxf4 13. Bxf4 Nh5 14. Bh2 g5 15. Re1 e5 16. c3 Qd7 17. Nd2 Nf4 18. Nc4 g4 19. Bxf4 gxh3 20. Bh2 0-0-0 21. Ne3 Rdg8 22. Qf3 Bg5 23. Nf5 Bd2 24. Red1 Rxg2+ 25. Kh1 Bg5 26. Nxd6+ Kb8 27. Nf5 f6 28. d4 cxd4 29. cxd4 Qc6 30. Rf1 Bf4 31. Bxf4 exf4 32. Qxf4+ Ka8 33. d5 Qc2 34. Ne3 Qe2 35. Nxg2 hxg2+ 36. Kxg2 Rg8+ 37. Kh2 Rg4 38. Qf5 Rg8 39. d6 h3 40. Rg1 Rb8 41. d7 a6 42. Rac1 Qd2 43. Rc8 Qd6+ 44. Kh1 h2 45. Rgc1 1-0

[Event "Cartago op"]
[Site "Cartago"]
[Date "2009.08.16"]
[Round "4"]
[White "Ossa, Juan Sebastian"]
[Black "Ospina, Oscar Alejandro"]
[Result "0-1"]
[ECO "A42"]
[WhiteElo "1911"]
[PlyCount "80"]
[EventDate "2009.08.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 Nc6 5. d5 Nd4 6. Be3 c5 7. Bxd4 Bxd4 8. Nf3 Bg7 9. Bd3 Nf6 10. 0-0 0-0 11. Re1 Nd7 12. a3 Rb8 13. Qc2 a6 14. Rab1 Qa5 15. b4 Qc7 16. bxc5 Qxc5 17. Rb3 Qa5 18. Nb1 Nc5 19. Rb4 Bg4 20. Nfd2 Rfc8 21. Nb3 Qc7 22. Nxc5 Qxc5 23. Nd2 b5 24. Qb1 Bc3 25. Nb3 Qa7 26. Na5 Bxb4 27. axb4 bxc4 28. Bxc4 Bd7 29. Qb3 Qb6 30. Rb1 Rc7 31. h4 Rbc8 32. Qd3 h5 33. Rb2 Bb5 34. Bxb5 Qxb5 35. Qe3 Rc1+ 36. Kh2 R8c3 37. Qf4 Qf1 38. f3 Qh1+ 39. Kg3 R3c2 40. Rxc2 Rxc2 0-1

[Event "Cali op-C"]
[Site "Cali"]
[Date "2008.12.27"]
[Round "3"]
[White "Ospina, Oscar Alejandro"]
[Black "Hernandez, Wilber"]
[Result "1-0"]
[ECO "B28"]
[WhiteElo "1662"]
[BlackElo "1600"]
[PlyCount "23"]
[EventDate "2008.12.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 a6 3. c3 Nc6 4. Bc4 e5 5. 0-0 Be7 6. d4 cxd4 7. cxd4 Nxd4 8. Nxd4 Nf6 9. Nc3 0-0 10. Nf5 h6 11. Bb3 d6 12. Nxe7+ 1-0

[Event "Cali Abierto Nat"]
[Site "Cali"]
[Date "1998.??.??"]
[Round "3"]
[White "Ospina, Oscar Alejandro"]
[Black "Gonzalez, Juan Manuel"]
[Result "0-1"]
[ECO "B13"]
[PlyCount "94"]
[EventDate "1998.12.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nf6 5. Nf3 Nc6 6. c3 Bg4 7. Nbd2 e6 8. 0-0 Bd6 9. Re1 0-0 10. Nf1 e5 11. dxe5 Nxe5 12. Be2 Ng6 13. Ne3 Be6 14. Nd4 Ne4 15. Nef5 Qf6 16. Nxd6 Qxf2+ 17. Kh1 Nxd6 18. Bf3 Rae8 19. Re2 Qh4 20. g3 Qf6 21. Kg2 Ne4 22. Be3 Ne5 23. Qf1 Nxf3 24. Qxf3 Qxf3+ 25. Nxf3 Bg4 26. Bxa7 Ng5 27. Rf2 Bxf3+ 28. Rxf3 Nxf3 29. Kxf3 Re6 30. Be3 Rfe8 31. Re1 b5 32. a3 g5 33. h3 f5 34. Kf2 Kf7 35. Bd2 Rxe1 36. Bxe1 Re4 37. Bd2 g4 38. h4 h5 39. Bf4 Ke6 40. Be3 Kd6 41. b3 Kc6 42. Bg5 d4 43. cxd4 Rxd4 44. Ke3 Kd5 45. Bh6 Re4+ 46. Kd3 Re1 47. Bg5 Rf1 0-1

