[Event "American Continental 18th"]
[Site "Medellin"]
[Date "2024.06.02"]
[Round "11"]
[White "Mejia Ospina, Juan F"]
[Black "Londono Zamora, Duberney"]
[Result "0-1"]
[ECO "A04"]
[WhiteElo "1770"]
[BlackElo "1880"]
[PlyCount "90"]
[EventDate "2024.05.24"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CB23_2024"]
[SourceDate "2024.06.05"]
[SourceVersion "1"]
[SourceVersionDate "2024.06.05"]
[SourceQuality "1"]

1. Nf3 f5 2. g3 Nf6 3. Bg2 g6 4. b3 Bg7 5. Bb2 d6 6. 0-0 e5 7. d3 0-0 8. Nbd2 Nc6 9. c4 a5 10. a3 Qe7 11. Qc2 f4 12. Ng5 Ng4 13. Nge4 fxg3 14. hxg3 Bd7 15. Nf3 Nd4 16. Nxd4 exd4 17. Bc1 h6 18. Bd2 Qe5 19. f3 Ne3 20. Bxe3 dxe3 21. Rab1 g5 22. Qc1 c6 23. g4 Qf4 24. Qe1 Be5 25. Ng3 Qxg3 26. Qxg3 Bxg3 27. Rfd1 Be8 28. Bh3 Bg6 29. Rbc1 Be5 30. Rc2 Bd4 31. Kf1 Rf4 32. Ke1 Kg7 33. Rb1 Rh8 34. Rcc1 Bf7 35. Kd1 Be6 36. Bf1 h5 37. gxh5 Rxh5 38. Kc2 Rh2 39. Kd1 Rh1 40. Kc2 Rg1 41. b4 a4 42. b5 c5 43. b6 Bd7 44. Re1 Rh4 45. Kd1 Kf6 0-1

[Event "American Continental Rapid 18th"]
[Site "Medellin"]
[Date "2024.06.01"]
[Round "6"]
[White "Ardila, Oscar Humberto"]
[Black "Mejia Ospina, Juan F"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "1971"]
[BlackElo "1770"]
[PlyCount "87"]
[EventDate "2024.06.01"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB23_2024"]
[SourceDate "2024.06.05"]
[SourceVersion "1"]
[SourceVersionDate "2024.06.05"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d6 3. c4 g6 4. Nc3 Bg7 5. e3 0-0 6. Be2 c5 7. 0-0 Na6 8. Bd2 Nc7 9. h3 a6 10. Qb3 Rb8 11. a4 Bd7 12. a5 cxd4 13. exd4 Ne6 14. Be3 Qc8 15. Rfc1 Nh5 16. Nd5 Qd8 17. Qb6 Qxb6 18. Nxe7+ Kh8 19. axb6 Rfe8 20. Nd5 Rbc8 21. Kf1 Nf6 22. Nxf6 Bxf6 23. b4 Ng7 24. Bg5 Bxg5 25. Nxg5 Kg8 26. Bf3 Bc6 27. d5 Bd7 28. Ne4 Nf5 29. Nf6+ Kg7 30. Nxe8+ Bxe8 31. Ke1 Nd4 32. Bd1 Bd7 33. Kd2 Re8 34. Ra3 h5 35. Re3 Rxe3 36. fxe3 Nf5 37. Kd3 Ng3 38. Bf3 Bf5+ 39. e4 Bd7 40. c5 dxc5 41. bxc5 f5 42. c6 Bc8 43. e5 f4 44. cxb7 1-0

[Event "American Continental Rapid 18th"]
[Site "Medellin"]
[Date "2024.06.01"]
[Round "5"]
[White "Clavijo Romero, Leonardo"]
[Black "Mejia Ospina, Juan F"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "1903"]
[BlackElo "1770"]
[PlyCount "84"]
[EventDate "2024.06.01"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB23_2024"]
[SourceDate "2024.06.05"]
[SourceVersion "1"]
[SourceVersionDate "2024.06.05"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 0-0 5. Be2 d6 6. h3 c5 7. c3 Nc6 8. 0-0 Qb6 9. Qb3 Be6 10. Qa3 cxd4 11. exd4 Rfc8 12. Nbd2 Qa5 13. Qxa5 Nxa5 14. Rfe1 Nc4 15. Nxc4 Bxc4 16. Bxc4 Rxc4 17. Rxe7 Nd5 18. Bxd6 Nxe7 19. Bxe7 Re8 20. Re1 Bf8 21. Bxf8 Rxe1+ 22. Nxe1 Kxf8 23. Kf1 b5 24. Nd3 a5 25. a3 f6 26. Ke2 Rc7 27. Nc5 Ke7 28. Kd3 h5 29. h4 g5 30. Ke4 gxh4 31. Kf5 Kf7 32. Ne4 Re7 33. f4 b4 34. axb4 axb4 35. d5 b3 36. d6 Ra7 37. c4 Ra2 38. Nxf6 Rxb2 39. Nd5 Ke8 40. Nf6+ Kd8 41. Ke6 Re2+ 42. Kd5 b2 0-1

[Event "American Continental Rapid 18th"]
[Site "Medellin"]
[Date "2024.06.01"]
[Round "4"]
[White "Mejia Ospina, Juan F"]
[Black "Bravo Padilla, Hernan David"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "1770"]
[BlackElo "1597"]
[PlyCount "83"]
[EventDate "2024.06.01"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB23_2024"]
[SourceDate "2024.06.05"]
[SourceVersion "1"]
[SourceVersionDate "2024.06.05"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 e6 3. cxd5 exd5 4. g3 Nf6 5. Bg2 Bd6 6. 0-0 0-0 7. Nc3 c5 8. e3 Nc6 9. d4 Bg4 10. h3 Bh5 11. dxc5 Bxc5 12. Qb3 b6 13. Rd1 Na5 14. Qb5 a6 15. Qd3 Bg6 16. Qe2 Rc8 17. Ne5 b5 18. Nxg6 hxg6 19. Nxd5 Nxd5 20. Rxd5 Qf6 21. Qf3 Qb6 22. b3 Nc6 23. Bb2 Nb4 24. Rd7 Qe6 25. Rd2 a5 26. Qe4 Qb6 27. Qe5 f6 28. Qf4 Rfd8 29. Rxd8+ Rxd8 30. Qg4 f5 31. Qh4 Rd2 32. Bc3 Rd8 33. a3 Nc2 34. Ra2 Nxa3 35. Rd2 Rd6 36. Bd5+ Rxd5 37. Rxd5 Bd6 38. Bd4 Qc7 39. Bb2 b4 40. Qd4 Bxg3 41. Rd7 Bxf2+ 42. Kf1 1-0

[Event "American Continental Rapid 18th"]
[Site "Medellin"]
[Date "2024.06.01"]
[Round "2"]
[White "Mejia Ospina, Juan F"]
[Black "Vilotijevic, Lazar"]
[Result "1/2-1/2"]
[ECO "A04"]
[WhiteElo "1770"]
[BlackElo "1998"]
[PlyCount "55"]
[EventDate "2024.06.01"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB23_2024"]
[SourceDate "2024.06.05"]
[SourceVersion "1"]
[SourceVersionDate "2024.06.05"]
[SourceQuality "1"]

1. Nf3 b6 2. g3 Bb7 3. Bg2 g6 4. 0-0 Bg7 5. d4 e6 6. c4 Ne7 7. Nc3 0-0 8. e4 d6 9. Be3 h6 10. Ne1 Qc8 11. Rc1 Nd7 12. Nd3 a6 13. b4 Kh7 14. c5 dxc5 15. bxc5 bxc5 16. Nxc5 Nxc5 17. dxc5 Rd8 18. Qb3 Bc6 19. Rb1 Rd3 20. Rfc1 Ra7 21. Qc4 Qd7 22. Bf1 Rxc3 23. Rxc3 Bxc3 24. Qxc3 Rb7 25. Rxb7 Bxb7 26. Qd2 Qd6 27. Qd3 Qxd3 28. Bd2 1/2-1/2

[Event "American Continental Rapid 18th"]
[Site "Medellin"]
[Date "2024.06.01"]
[Round "3"]
[White "Univio Sanchez, German"]
[Black "Mejia Ospina, Juan F"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "2024"]
[BlackElo "1770"]
[PlyCount "62"]
[EventDate "2024.06.01"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB23_2024"]
[SourceDate "2024.06.05"]
[SourceVersion "1"]
[SourceVersionDate "2024.06.05"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. h4 h5 5. d3 d6 6. Nbd2 Nc6 7. 0-0 0-0 8. Re1 e5 9. e4 Ng4 10. Nc4 b5 11. Ne3 Nf6 12. Ng5 Rb8 13. c3 a5 14. d4 exd4 15. cxd4 Bd7 16. b3 Ng4 17. Bb2 Nxe3 18. Rxe3 a4 19. Rc1 a3 20. Ba1 b4 21. e5 Rb6 22. e6 fxe6 23. Nxe6 Bxe6 24. Rxe6 Qd7 25. Rxg6 Qf5 26. Rxg7+ Kxg7 27. Rxc6 Qxf2+ 28. Kh1 Rxc6 29. d5+ Kh6 30. dxc6 Re8 31. Qc1+ Qe3 1-0

[Event "American Continental 18th"]
[Site "Medellin"]
[Date "2024.05.31"]
[Round "10"]
[White "Gonzalez Bolivar, Juan Jose"]
[Black "Mejia Ospina, Juan F"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "1883"]
[BlackElo "1770"]
[PlyCount "89"]
[EventDate "2024.05.24"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CB23_2024"]
[SourceDate "2024.06.05"]
[SourceVersion "1"]
[SourceVersionDate "2024.06.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bc4 Nf6 4. d3 e6 5. Bb3 Be7 6. c3 0-0 7. 0-0 Nc6 8. Re1 Qc7 9. Bg5 h6 10. Bh4 Nh5 11. Bxe7 Nxe7 12. Nbd2 Nf4 13. Nf1 Bd7 14. g3 Nfg6 15. N3d2 b5 16. f4 a5 17. Ne3 Qb6 18. Qf3 Bc6 19. Red1 a4 20. Bc2 d5 21. Qf2 c4 22. d4 b4 23. f5 b3 24. Bb1 Nh8 25. exd5 Nxd5 26. Nexc4 Qb7 27. axb3 axb3 28. Na5 Nxc3 29. bxc3 b2 30. Ra2 Qb5 31. c4 Qb6 32. Nxc6 Qxc6 33. Be4 Qxe4 34. Nxe4 Rxa2 35. Rb1 exf5 36. Nc3 Ra1 37. Qxb2 Ra7 38. c5 Ng6 39. Qb6 Rfa8 40. c6 Ne7 41. d5 Ra6 42. Qb7 R6a7 43. d6 Nc8 44. d7 Nd6 45. Qxa7 1-0

[Event "American Continental 18th"]
[Site "Medellin"]
[Date "2024.05.30"]
[Round "9"]
[White "Mejia Ospina, Juan F"]
[Black "Sanchez Martinez, Andres Felipe"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "1770"]
[BlackElo "1886"]
[PlyCount "99"]
[EventDate "2024.05.24"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CB23_2024"]
[SourceDate "2024.06.05"]
[SourceVersion "1"]
[SourceVersionDate "2024.06.05"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 e6 3. g3 Nf6 4. Bg2 c6 5. cxd5 exd5 6. 0-0 Be7 7. e3 Bf5 8. d4 0-0 9. h3 Qc8 10. Kh2 Na6 11. Nc3 Ne4 12. a3 Nc7 13. Nd2 Nxd2 14. Bxd2 Qd7 15. b4 a5 16. Na4 Qe6 17. bxa5 Bd3 18. Re1 Qf5 19. Qf3 Qg6 20. Bb4 Bxb4 21. axb4 Na6 22. Nc5 Nxc5 23. dxc5 Rfe8 24. Red1 Re6 25. Qg4 Qf6 26. Ra3 Bf5 27. Qe2 Be4 28. Bxe4 Rxe4 29. Qd2 Qf3 30. Ra2 Rae8 31. a6 bxa6 32. Rxa6 d4 33. Re1 g6 34. Ra3 h5 35. Rd3 h4 36. g4 dxe3 37. Rdxe3 Rxe3 38. Rxe3 Qf4+ 39. Kg1 Kh7 40. Qd6 Qxd6 41. cxd6 Rd8 42. Rd3 Kg7 43. g5 f6 44. f4 Kf7 45. gxf6 Kxf6 46. Kf2 Ke6 47. Kf3 g5 48. fxg5 Kf5 49. d7 Kxg5 50. Ke4 1-0

[Event "American Continental 18th"]
[Site "Medellin"]
[Date "2024.05.29"]
[Round "8"]
[White "Ruiz Agudelo, Jeronimo"]
[Black "Mejia Ospina, Juan F"]
[Result "1-0"]
[ECO "B35"]
[WhiteElo "1902"]
[BlackElo "1770"]
[PlyCount "47"]
[EventDate "2024.05.24"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CB23_2024"]
[SourceDate "2024.06.05"]
[SourceVersion "1"]
[SourceVersionDate "2024.06.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 0-0 8. Bb3 a6 9. f3 Na5 10. e5 Nxb3 11. exf6 Nxa1 12. fxg7 Nxc2+ 13. Nxc2 Re8 14. Nd5 Qa5+ 15. b4 Qxa2 16. Nc7 d6 17. Nxe8 Bf5 18. Nc7 Rc8 19. Nd5 Rxc2 20. Bh6 Re2+ 21. Qxe2 Qxd5 22. Qxe7 Qe5+ 23. Qxe5 dxe5 24. Kf2 1-0

[Event "American Continental 18th"]
[Site "Medellin"]
[Date "2024.05.28"]
[Round "7"]
[White "Mejia Ospina, Juan F"]
[Black "Rendon Buritica, Emmanuel"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "1770"]
[PlyCount "83"]
[EventDate "2024.05.24"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CB23_2024"]
[SourceDate "2024.06.05"]
[SourceVersion "1"]
[SourceVersionDate "2024.06.05"]
[SourceQuality "1"]

1. Nf3 d6 2. e4 Nf6 3. d3 g6 4. g3 c5 5. Bg2 Nc6 6. 0-0 Bg7 7. c3 0-0 8. Nbd2 Bg4 9. h3 Bxf3 10. Nxf3 Qb6 11. Rb1 Qa6 12. a3 Rac8 13. Re1 Rfd8 14. b4 cxb4 15. axb4 Ne5 16. b5 Qa5 17. c4 Nxf3+ 18. Bxf3 Nd7 19. Bd2 Qc7 20. Be3 b6 21. Bg5 h6 22. Bc1 Ne5 23. Bg2 Ra8 24. f4 Nd7 25. e5 Rac8 26. e6 Bd4+ 27. Kh2 fxe6 28. Rxe6 Nf8 29. Re4 Bf6 30. Bb2 e5 31. Qf1 Qg7 32. fxe5 dxe5 33. Ra1 Rc7 34. h4 Rcd7 35. Re3 Rd6 36. Bd5+ Kh8 37. Ra2 Ne6 38. Ba3 Nc5 39. Rf3 Rf8 40. Bxc5 bxc5 41. Be4 Rfd8 42. Qa1 1-0

[Event "American Continental 18th"]
[Site "Medellin"]
[Date "2024.05.27"]
[Round "5"]
[White "Mejia Ospina, Juan F"]
[Black "Silva Alvarez, Matias"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "1770"]
[BlackElo "1556"]
[PlyCount "67"]
[EventDate "2024.05.24"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CB23_2024"]
[SourceDate "2024.06.05"]
[SourceVersion "1"]
[SourceVersionDate "2024.06.05"]
[SourceQuality "1"]

1. Nf3 c5 2. e4 Nc6 3. d3 g6 4. g3 Bg7 5. Bg2 d6 6. 0-0 Nf6 7. Nbd2 0-0 8. c3 Qb6 9. Nc4 Qc7 10. a4 Be6 11. Ne3 d5 12. Ng5 Qd7 13. Nxe6 fxe6 14. Qc2 Rac8 15. Bh3 Ne5 16. f4 Nf7 17. e5 Ne8 18. Qb3 Rc6 19. a5 g5 20. d4 gxf4 21. gxf4 c4 22. Qc2 Nc7 23. Kh1 Kh8 24. Bd2 Nh6 25. Rf2 Nf5 26. Rg1 Bh6 27. Qd1 Qe8 28. Bg4 Ng7 29. Ng2 Rf7 30. Bh5 Nxh5 31. Qxh5 Qf8 32. Nh4 Ne8 33. Rfg2 Rg7 34. Qxh6 1-0

[Event "American Continental 18th"]
[Site "Medellin"]
[Date "2024.05.27"]
[Round "6"]
[White "Pinales Roussel, Gabriel"]
[Black "Mejia Ospina, Juan F"]
[Result "1-0"]
[ECO "A26"]
[WhiteElo "1957"]
[BlackElo "1770"]
[PlyCount "69"]
[EventDate "2024.05.24"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CB23_2024"]
[SourceDate "2024.06.05"]
[SourceVersion "1"]
[SourceVersionDate "2024.06.05"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 0-0 5. c4 d6 6. Nc3 e5 7. d3 Nc6 8. Rb1 a5 9. a3 h6 10. b4 axb4 11. axb4 Re8 12. b5 Ne7 13. e4 Nh5 14. Ne1 f5 15. exf5 Nf6 16. fxg6 Nxg6 17. Nd5 Nxd5 18. Bxd5+ Kh8 19. Qh5 Nf8 20. Bxh6 Bxh6 21. Qxh6+ Nh7 22. Be4 Re7 23. Nf3 Qf8 24. Qxf8+ Nxf8 25. Ra1 Rxa1 26. Rxa1 Kg7 27. Ra8 Bg4 28. Nh4 Ne6 29. f3 Bh3 30. g4 Kf6 31. Nf5 Rd7 32. Bxb7 Nc5 33. Be4 Nxe4 34. dxe4 Rh7 35. Ra7 1-0

[Event "American Continental 18th"]
[Site "Medellin"]
[Date "2024.05.26"]
[Round "4"]
[White "Markzon, Gregory"]
[Black "Mejia Ospina, Juan F"]
[Result "1-0"]
[ECO "E62"]
[WhiteElo "2002"]
[BlackElo "1770"]
[PlyCount "75"]
[EventDate "2024.05.24"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CB23_2024"]
[SourceDate "2024.06.05"]
[SourceVersion "1"]
[SourceVersionDate "2024.06.05"]
[SourceQuality "1"]

1. c4 Nf6 2. Nf3 d6 3. g3 g6 4. Bg2 Bg7 5. 0-0 0-0 6. Nc3 e5 7. d4 Nc6 8. d5 Ne7 9. Rb1 Bf5 10. Ra1 Qc8 11. Re1 h6 12. e4 Bh3 13. Bd2 Bxg2 14. Kxg2 Ne8 15. b4 f5 16. Rc1 Nf6 17. exf5 Nxf5 18. c5 Qd7 19. b5 e4 20. Nxe4 Nxd5 21. Bxh6 Nxh6 22. Qxd5+ Qf7 23. Qxf7+ Nxf7 24. cxd6 cxd6 25. Red1 Ne5 26. Nxe5 dxe5 27. Rc7 Rf7 28. Rxf7 Kxf7 29. Rd7+ Kf8 30. Rxb7 Bh6 31. a4 Bc1 32. Rh7 Re8 33. Rxa7 Bb2 34. b6 Bd4 35. a5 Re7 36. Rxe7 Kxe7 37. b7 Ba7 38. Nc5 1-0

[Event "American Continental 18th"]
[Site "Medellin"]
[Date "2024.05.25"]
[Round "3"]
[White "Mejia Ospina, Juan F"]
[Black "Cano Ruiz, Edgar Alonso"]
[Result "1-0"]
[ECO "C55"]
[WhiteElo "1770"]
[PlyCount "127"]
[EventDate "2024.05.24"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CB23_2024"]
[SourceDate "2024.06.05"]
[SourceVersion "1"]
[SourceVersionDate "2024.06.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Be7 4. c3 Nf6 5. d3 0-0 6. 0-0 d6 7. h3 a6 8. a4 h6 9. Be3 Rb8 10. b4 b5 11. axb5 axb5 12. Bb3 Kh8 13. Nbd2 Nh7 14. d4 exd4 15. Nxd4 Nxd4 16. cxd4 f5 17. f3 f4 18. Bf2 Bh4 19. Qe1 Bxf2+ 20. Qxf2 Qg5 21. Kh2 Nf6 22. Rfc1 Ne8 23. d5 Rf6 24. Nf1 Rg6 25. Ra2 Qh5 26. Bd1 Qg5 27. Be2 Bd7 28. Bd3 Rf6 29. Qa7 Rd8 30. Qb7 Rg6 31. e5 Bf5 32. Bxf5 Qxf5 33. e6 Kh7 34. Qxb5 Rxe6 35. Qb7 Re5 36. Ra8 Rxa8 37. Qxa8 Re2 38. Qa6 Qe5 39. Qd3+ g6 40. Nd2 Re3 41. Qc4 Re2 42. Qd3 h5 43. b5 Kh6 44. Nc4 Qe7 45. Qd4 Kh7 46. Qxf4 Nf6 47. Qd4 Nd7 48. b6 Qg5 49. Rg1 cxb6 50. Nxd6 Ne5 51. Kh1 Qg3 52. Ne4 Qf4 53. Qxb6 Nxf3 54. Nf6+ Kg7 55. Nxh5+ gxh5 56. gxf3+ Kf7 57. Qg6+ Ke7 58. Qh7+ Kd6 59. Qg6+ Kc5 60. Qc6+ Kd4 61. Qb6+ Kc3 62. Qc5+ Kd2 63. Qc1+ Kd3 64. Qxf4 1-0

[Event "American Continental 18th"]
[Site "Medellin"]
[Date "2024.05.24"]
[Round "1"]
[White "Mejia Ospina, Juan F"]
[Black "Santos Flores, Alberto Javier"]
[Result "0-1"]
[ECO "C00"]
[WhiteElo "1770"]
[BlackElo "2191"]
[PlyCount "70"]
[EventDate "2024.05.24"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CB23_2024"]
[SourceDate "2024.06.05"]
[SourceVersion "1"]
[SourceVersionDate "2024.06.05"]
[SourceQuality "1"]

1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. Ngf3 Nc6 5. g3 dxe4 6. dxe4 e5 7. Bg2 Bc5 8. 0-0 0-0 9. c3 a5 10. a4 b6 11. Re1 Ng4 12. Re2 Ba6 13. c4 Bxc4 14. h3 Bxe2 15. Qxe2 Nxf2 16. Kh2 Qd3 17. Bf1 Qxe2 18. Bxe2 Rad8 19. Bb5 Nb4 20. b3 Nfd3 21. Ba3 Nc2 22. Bxc5 Nxc5 23. Rc1 Nd4 24. Bc4 Nxe4 25. Kg2 Nxd2 26. Nxd2 Nf5 27. Nf1 Rd4 28. Re1 Nd6 29. Be2 Rd8 30. h4 f5 31. Rc1 c5 32. Rc2 f4 33. gxf4 exf4 34. Nd2 Nf5 35. Nf3 Ne3+ 0-1

[Event "Medellin de La Raza U2000 op"]
[Site "Medellin"]
[Date "2023.10.16"]
[Round "9"]
[White "Mejia Ospina, Juan F"]
[Black "Suarez Flores, Jacobo"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1688"]
[BlackElo "1445"]
[PlyCount "69"]
[EventDate "2023.10.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "Mega2024 Update 01"]
[Source "Chessbase"]
[SourceDate "2023.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.12"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. g3 e6 4. Bg2 Bd6 5. 0-0 h6 6. c4 Nc6 7. Nc3 0-0 8. Re1 dxc4 9. e4 e5 10. d5 Nb4 11. Nd2 Nd3 12. Re2 Bg4 13. f3 Bc5+ 14. Kf1 Bh5 15. Nxc4 Nxc1 16. Rxc1 Nd7 17. g4 Bg6 18. Qe1 Qg5 19. Na4 b5 20. Nxc5 Nxc5 21. Nxe5 Qxe5 22. Rxc5 Qxh2 23. Rxb5 h5 24. gxh5 Bxh5 25. Rc5 f5 26. e5 g5 27. Rxc7 g4 28. Qd2 f4 29. Qd3 Be8 30. d6 gxf3 31. Qxf3 Bh5 32. Qd5+ Kh8 33. Rf2 f3 34. Bxf3 Bxf3 35. Rxh2+ 1-0

[Event "Medellin de La Raza U2000 op"]
[Site "Medellin"]
[Date "2023.10.16"]
[Round "8"]
[White "Pinilla Rozo, Maria Alejandra"]
[Black "Mejia Ospina, Juan F"]
[Result "0-1"]
[ECO "B36"]
[WhiteElo "1393"]
[BlackElo "1688"]
[PlyCount "60"]
[EventDate "2023.10.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "Mega2024 Update 01"]
[Source "Chessbase"]
[SourceDate "2023.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.12"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nc6 5. c4 Nf6 6. Nc3 Nxd4 7. Qxd4 Bg7 8. Qd1 d6 9. Be2 0-0 10. 0-0 Be6 11. Rb1 Rc8 12. b3 a6 13. Bb2 Qa5 14. Nd5 Bxd5 15. exd5 Qxa2 16. b4 Ne4 17. Bxg7 Kxg7 18. Qd4+ Nf6 19. Rfe1 Qa4 20. Bg4 Rc7 21. Re3 Qc2 22. Qa1 Qxc4 23. Bf3 Kg8 24. Rbe1 Re8 25. Qa4 Kf8 26. Qa5 Rec8 27. h3 Rb8 28. Be2 b6 29. Qxa6 Qxa6 30. Bxa6 Rc4 0-1

[Event "Medellin de La Raza U2000 op"]
[Site "Medellin"]
[Date "2023.10.15"]
[Round "6"]
[White "Fernandez, Andres2"]
[Black "Mejia Ospina, Juan F"]
[Result "1-0"]
[ECO "B34"]
[WhiteElo "1438"]
[BlackElo "1688"]
[PlyCount "79"]
[EventDate "2023.10.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "Mega2024 Update 01"]
[Source "Chessbase"]
[SourceDate "2023.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.12"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Bg7 6. Be3 Nf6 7. Be2 0-0 8. f3 Qb6 9. Nxc6 Qxc6 10. 0-0 a6 11. e5 Ne8 12. Nd5 Qe6 13. f4 d6 14. Nb6 Rb8 15. Nxc8 Rxc8 16. Bg4 f5 17. Bf3 Qd7 18. Qd5+ e6 19. Qxb7 Qxb7 20. Bxb7 Rb8 21. Bxa6 Rxb2 22. Bc4 Rxc2 23. Bxe6+ Kh8 24. Bd4 Nc7 25. Bb3 Rd2 26. Rad1 Rxd1 27. Rxd1 Nb5 28. Ba1 dxe5 29. Bxe5 Bxe5 30. fxe5 Re8 31. e6 Kg7 32. Ba4 Rb8 33. e7 Nc3 34. Rd8 Rb1+ 35. Kf2 Ne4+ 36. Ke2 Nf6 37. e8Q Nxe8 38. Bxe8 Rb2+ 39. Rd2 Rb8 40. Bd7 1-0

[Event "Medellin de La Raza U2000 op"]
[Site "Medellin"]
[Date "2023.10.15"]
[Round "7"]
[White "Mejia Ospina, Juan F"]
[Black "Parra Beltran, Kevin Daniel"]
[Result "1-0"]
[ECO "A08"]
[WhiteElo "1688"]
[BlackElo "1591"]
[PlyCount "63"]
[EventDate "2023.10.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "Mega2024 Update 01"]
[Source "Chessbase"]
[SourceDate "2023.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.12"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 c5 4. 0-0 Nc6 5. d3 Bg4 6. c3 Qd7 7. Re1 0-0-0 8. d4 Qf5 9. Qa4 Ne4 10. Be3 Bxf3 11. Bxf3 g5 12. b4 a6 13. b5 axb5 14. Qxb5 Nd6 15. Qb2 Nc4 16. Qc1 g4 17. Bg2 h5 18. Na3 Nxe3 19. Qxe3 c4 20. Qc1 e6 21. e4 Qh7 22. Rb1 h4 23. exd5 exd5 24. Qb2 f5 25. Nxc4 hxg3 26. hxg3 Bd6 27. Nb6+ Kb8 28. Nxd5 Qh2+ 29. Kf1 Rd7 30. Nf6 Rc7 31. Ne8 Rch7 32. Nc7 1-0

[Event "Medellin de La Raza U2000 op"]
[Site "Medellin"]
[Date "2023.10.14"]
[Round "4"]
[White "Contreras Sandoval, Leidy Tatiana"]
[Black "Mejia Ospina, Juan F"]
[Result "0-1"]
[ECO "B72"]
[WhiteElo "1400"]
[BlackElo "1688"]
[PlyCount "49"]
[EventDate "2023.10.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "Mega2024 Update 01"]
[Source "Chessbase"]
[SourceDate "2023.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.12"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 0-0 8. 0-0 d6 9. Re1 Ng4 10. Nf3 Nxe3 11. Rxe3 Qb6 12. Bb3 Na5 13. Nd5 Qd8 14. c3 Nxb3 15. Qxb3 b6 16. Rd1 Bb7 17. e5 Bh6 18. Red3 Ba6 19. c4 Rc8 20. Rd4 Kh8 21. exd6 e6 22. Nb4 Bb7 23. Nd3 Bxf3 24. gxf3 Bg7 25. Re4 0-1

[Event "Medellin de La Raza U2000 op"]
[Site "Medellin"]
[Date "2023.10.13"]
[Round "2"]
[White "Cruz Quiceno, Johana Andrea"]
[Black "Mejia Ospina, Juan F"]
[Result "0-1"]
[ECO "B30"]
[WhiteElo "1149"]
[BlackElo "1688"]
[PlyCount "82"]
[EventDate "2023.10.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "Mega2024 Update 01"]
[Source "Chessbase"]
[SourceDate "2023.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.12"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 g6 3. d3 Bg7 4. Bd2 Nc6 5. Nf3 d6 6. Be2 Nf6 7. 0-0 d5 8. Nxd5 Nxd5 9. exd5 Qxd5 10. c4 Qd6 11. g3 Bxb2 12. Rb1 Bg7 13. Bf4 e5 14. Be3 0-0 15. Ng5 b6 16. Ne4 Qd8 17. Bg5 f6 18. Be3 Rb8 19. Qa4 Bd7 20. Qc2 Nd4 21. Bxd4 exd4 22. h4 f5 23. Ng5 f4 24. Bf3 Bf6 25. Bd5+ Kg7 26. gxf4 Bxg5 27. fxg5 Rf4 28. Qe2 Rg4+ 29. Bg2 Qe8 30. Qxe8 Rxe8 31. f3 Rxh4 32. a4 Bf5 33. Rbd1 Re3 34. Kf2 Bxd3 35. Rxd3 Rxd3 36. Kg3 Re4 37. Bh3 Ree3 38. Bg4 Rc3 39. Kf4 Rxc4 40. Ra1 Rcc3 41. Rb1 Ra3 0-1

[Event "Medellin de La Raza U2000 op"]
[Site "Medellin"]
[Date "2023.10.13"]
[Round "3"]
[White "Mejia Ospina, Juan F"]
[Black "Duque Pinzon, Manuel Santiago"]
[Result "0-1"]
[ECO "A05"]
[WhiteElo "1688"]
[BlackElo "1987"]
[PlyCount "56"]
[EventDate "2023.10.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "Mega2024 Update 01"]
[Source "Chessbase"]
[SourceDate "2023.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.12"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 d6 4. d3 Bg7 5. 0-0 0-0 6. e4 c5 7. Re1 Nc6 8. Nbd2 Qc7 9. c3 Rb8 10. a4 a6 11. Nf1 b5 12. axb5 axb5 13. Ne3 b4 14. Bd2 bxc3 15. bxc3 Be6 16. Ra3 Ra8 17. Qa1 Rxa3 18. Qxa3 Rb8 19. Ng5 Bd7 20. Nd5 Nxd5 21. exd5 Ne5 22. c4 Qb7 23. f4 Ra8 24. Ba5 Ng4 25. Rxe7 Bd4+ 26. Kf1 Qb1+ 27. Re1 Nxh2+ 28. Ke2 Qc2+ 0-1

[Event "Medellin de La Raza U2000 op"]
[Site "Medellin"]
[Date "2023.10.12"]
[Round "1"]
[White "Mejia Ospina, Juan F"]
[Black "Villada Londono, Thomas"]
[Result "1/2-1/2"]
[ECO "C00"]
[WhiteElo "1688"]
[BlackElo "1234"]
[PlyCount "36"]
[EventDate "2023.10.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "Mega2024 Update 01"]
[Source "Chessbase"]
[SourceDate "2023.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.12"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 c5 3. Bg2 Nf6 4. d3 e6 5. 0-0 Be7 6. Nbd2 Nc6 7. e4 0-0 8. e5 Nd7 9. Re1 Qc7 10. Qe2 b6 11. h4 Nb4 12. Nf1 Bb7 13. c3 Nc6 14. Bf4 Rfe8 15. h5 h6 16. N1h2 Nf8 17. Ng4 Nh7 18. Be3 d4 1/2-1/2

[Event "Antioquia op-B"]
[Site "Medellin"]
[Date "2017.05.01"]
[Round "7"]
[White "Ospina Castro, Santiago"]
[Black "Mejia Ospina, Juan F"]
[Result "1/2-1/2"]
[ECO "B23"]
[WhiteElo "1412"]
[BlackElo "1760"]
[PlyCount "75"]
[EventDate "2017.04.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 g6 3. Bc4 Bg7 4. Qf3 e6 5. Nb5 d5 6. exd5 a6 7. dxe6 fxe6 8. Nc3 Nc6 9. Qe2 Qd6 10. Nf3 Nf6 11. 0-0 0-0 12. h3 b5 13. Bd3 c4 14. Be4 Bb7 15. d3 Nxe4 16. Nxe4 cxd3 17. Qxd3 Qxd3 18. cxd3 Nb4 19. Nc5 Bd5 20. a3 Nc2 21. Rb1 Ba2 22. Bg5 Bxb1 23. Rxb1 Nd4 24. Nxd4 Bxd4 25. Nxe6 Bxf2+ 26. Kh1 Rf7 27. d4 Bg3 28. d5 Rc8 29. Rd1 Rc2 30. d6 Rd7 31. Be7 Kf7 32. Ng5+ Kg7 33. Ne6+ Kg8 34. Nf8 Rxe7 35. dxe7 Kf7 36. e8Q+ Kxe8 37. Nxh7 Rxb2 38. Nf6+ 1/2-1/2

[Event "Antioquia op-B"]
[Site "Medellin"]
[Date "2017.04.30"]
[Round "6"]
[White "Mejia Ospina, Juan F"]
[Black "Londono, Diego"]
[Result "0-1"]
[ECO "D36"]
[WhiteElo "1760"]
[BlackElo "1624"]
[PlyCount "56"]
[EventDate "2017.04.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 e6 2. c4 f5 3. Nc3 d5 4. cxd5 exd5 5. Nf3 Nf6 6. Bg5 Be7 7. e3 0-0 8. Bd3 c6 9. Qc2 Ne4 10. Bxe7 Qxe7 11. 0-0-0 Nd7 12. h4 Ndf6 13. Rdg1 Ng4 14. Bxe4 fxe4 15. Qe2 exf3 16. gxf3 Nf6 17. Rg5 Be6 18. Rhg1 Rf7 19. e4 dxe4 20. fxe4 Rd8 21. Qe3 b6 22. f4 Ne8 23. f5 Bxf5 24. Qg3 Be6 25. Kb1 Rxd4 26. Qe5 Rd7 27. Ne2 h6 28. Rg6 Bxa2+ 0-1

[Event "Antioquia op-B"]
[Site "Medellin"]
[Date "2017.04.30"]
[Round "5"]
[White "Taborda, Juan David"]
[Black "Mejia Ospina, Juan F"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "1806"]
[BlackElo "1760"]
[PlyCount "63"]
[EventDate "2017.04.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 g6 3. Nf3 Bg7 4. e3 d6 5. Be2 c6 6. 0-0 0-0 7. h3 a5 8. c4 Na6 9. Nc3 Nc7 10. Re1 Bd7 11. Bh2 b5 12. Rc1 Qb8 13. Nd2 Rd8 14. Qc2 a4 15. Bf3 Ra7 16. c5 d5 17. Rcd1 Qc8 18. a3 Ne6 19. h4 h5 20. Nf1 Bh6 21. e4 Ng7 22. exd5 Bf5 23. Qe2 cxd5 24. Qxb5 Bc2 25. c6 Nf5 26. Bxd5 Bxd1 27. Rxd1 Nxd5 28. Nxd5 Bg7 29. Nb6 Nd6 30. Bxd6 Qg4 31. Ne3 Qxh4 32. Bg3 1-0

[Event "Antioquia op-B"]
[Site "Medellin"]
[Date "2017.04.29"]
[Round "4"]
[White "Mejia Ospina, Juan F"]
[Black "Narvaez Berrio, Alexander"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "1760"]
[BlackElo "1456"]
[PlyCount "9"]
[EventDate "2017.04.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 Nf6 3. Nc3 e6 4. e3 Be7 5. c5 1-0

[Event "Antioquia op-B"]
[Site "Medellin"]
[Date "2017.04.29"]
[Round "3"]
[White "Ramirez, Mariana"]
[Black "Mejia Ospina, Juan F"]
[Result "1/2-1/2"]
[ECO "B38"]
[WhiteElo "1517"]
[BlackElo "1760"]
[PlyCount "68"]
[EventDate "2017.04.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Be3 Nc6 6. c4 Nf6 7. Nc3 0-0 8. Be2 d6 9. Qd2 Bd7 10. 0-0 Nxd4 11. Bxd4 Bc6 12. f3 a6 13. Rac1 Qa5 14. Rfd1 Qc7 15. Qe3 Nd7 16. Nd5 Bxd5 17. cxd5 Qa5 18. Bxg7 Kxg7 19. Qc3+ Qxc3 20. Rxc3 Rac8 21. Rdc1 Rxc3 22. Rxc3 a5 23. Rc7 Nc5 24. Rxe7 Rc8 25. e5 dxe5 26. Rxe5 Kf6 27. Re3 Na4 28. d6 Nc5 29. Re7 b6 30. Rc7 Rd8 31. Bc4 Ne6 32. f4 h6 33. Kf2 g5 34. g3 Kf5 1/2-1/2

[Event "Antioquia op-B"]
[Site "Medellin"]
[Date "2017.04.28"]
[Round "2"]
[White "Mejia Ospina, Juan F"]
[Black "Herrera Yeider, Farit"]
[Result "1-0"]
[ECO "E87"]
[WhiteElo "1760"]
[BlackElo "1258"]
[PlyCount "91"]
[EventDate "2017.04.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be3 0-0 6. f3 Nbd7 7. Nh3 e5 8. d5 Nc5 9. Nf2 Nh5 10. Qd2 f5 11. exf5 gxf5 12. Bh6 Qf6 13. Bxg7 Nxg7 14. b4 e4 15. Be2 Re8 16. Qe3 exf3 17. Qxf3 Nd7 18. 0-0 Ne5 19. Qf4 Ng6 20. Qd2 Qh4 21. Bd3 Qf4 22. Qc2 Qg5 23. Ne2 Nh4 24. Ng3 Rf8 25. Rae1 Bd7 26. Nh3 Qf6 27. Nf4 Qd4+ 28. Kh1 Rae8 29. Nge2 Qe5 30. Qd2 Qf6 31. Bb1 Ng6 32. Nd3 Ne5 33. c5 Bb5 34. Nef4 Nxd3 35. Nxd3 Bxd3 36. Bxd3 Rxe1 37. Rxe1 Kf7 38. a4 Re8 39. Rf1 Re5 40. c6 bxc6 41. dxc6 Ke7 42. b5 Kd8 43. Qf2 Rd5 44. Qe3 Rd4 45. Re1 Qe6 46. Qg5+ 1-0

[Event "Antioquia op-B"]
[Site "Medellin"]
[Date "2017.04.27"]
[Round "1"]
[White "Escobar Leon, Ramiro"]
[Black "Mejia Ospina, Juan F"]
[Result "1-0"]
[ECO "B21"]
[WhiteElo "1604"]
[BlackElo "1760"]
[PlyCount "79"]
[EventDate "2017.04.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Qxd4 Nf6 5. Nc3 Nc6 6. Qd1 Bg7 7. Bb5 0-0 8. Bxc6 bxc6 9. 0-0 a5 10. Bg5 h6 11. Bf4 d6 12. h3 Qb6 13. Rb1 Rd8 14. Qd2 Kh7 15. Rfd1 Bb7 16. Be3 Qc7 17. a4 c5 18. Nd5 Nxe4 19. Nxc7 Nxd2 20. Rxd2 Rac8 21. Nd5 Bxd5 22. Rxd5 e6 23. Rd2 Rb8 24. c4 g5 25. b3 f5 26. Rd3 f4 27. Bd2 Ra8 28. Bc3 e5 29. Rd5 Kg6 30. Rbd1 Bf8 31. Nxe5+ Kh5 32. Ng4 Rdb8 33. Rb1 Kg6 34. f3 Re8 35. Kf1 h5 36. Nf2 Re3 37. Ne4 g4 38. hxg4 hxg4 39. Rg5+ Kh6 40. Rxg4 1-0

[Event "Medellin Flores op 23rd"]
[Site "Medellin"]
[Date "2016.08.07"]
[Round "9"]
[White "Herrera Yeider, Farit"]
[Black "Mejia Ospina, Juan F"]
[Result "0-1"]
[ECO "B72"]
[WhiteElo "1283"]
[BlackElo "1641"]
[PlyCount "58"]
[EventDate "2016.08.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bc4 Bg7 7. Be3 0-0 8. 0-0 Nc6 9. h3 Bd7 10. f4 Qb6 11. Na4 Qb4 12. Nxc6 Bxc6 13. b3 Nxe4 14. Bd4 Bxd4+ 15. Qxd4 Qd2 16. Bd3 Nf6 17. Rf2 Qa5 18. Nc3 a6 19. Raf1 Qc5 20. Qxc5 dxc5 21. f5 Rfd8 22. g4 Rd6 23. Ne2 Rad8 24. Nf4 g5 25. Ng2 Ne4 26. Bxe4 Bxe4 27. c4 Rd2 28. a3 R2d3 29. Rb1 Rxh3 0-1

[Event "Medellin Flores op 23rd"]
[Site "Medellin"]
[Date "2016.08.07"]
[Round "8"]
[White "Mejia Ospina, Juan F"]
[Black "Calle Zapata, Duvier"]
[Result "1-0"]
[ECO "A52"]
[WhiteElo "1641"]
[PlyCount "47"]
[EventDate "2016.08.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nf3 Nc6 5. Bf4 Qe7 6. a3 Ngxe5 7. Nbd2 d6 8. e3 Bf5 9. Qb3 Qd7 10. Be2 Be7 11. 0-0 Rb8 12. Rfd1 Na5 13. Qc3 Nac6 14. Nxe5 Nxe5 15. Bxe5 dxe5 16. Qxe5 0-0 17. Qd5 Bd6 18. Qf3 Bc2 19. Rdc1 Ba4 20. Ne4 Be7 21. Rc3 f5 22. Ng3 Bc6 23. Qf4 Bf6 24. Rd3 1-0

[Event "Medellin Flores op 23rd"]
[Site "Medellin"]
[Date "2016.08.06"]
[Round "6"]
[White "Velez Alvarez, Laura Camila"]
[Black "Mejia Ospina, Juan F"]
[Result "1-0"]
[ECO "B53"]
[WhiteElo "1907"]
[BlackElo "1641"]
[PlyCount "75"]
[EventDate "2016.08.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Bd7 5. c4 Nf6 6. Nc3 Nc6 7. Qd1 g6 8. Be2 Bg7 9. 0-0 0-0 10. h3 Rc8 11. Be3 a6 12. Qd2 Re8 13. Rac1 Qc7 14. b3 Nd8 15. Rfd1 Ne6 16. Nd4 Nc5 17. f3 Rcd8 18. Nc2 Qc8 19. Nb4 Nh5 20. Bf2 Ne6 21. Nbd5 Be5 22. Bb6 Nef4 23. Bxd8 Qxd8 24. Bf1 e6 25. Ne3 Nxh3+ 26. gxh3 Qg5+ 27. Bg2 Bf4 28. Re1 Qg3 29. Ne2 Qh2+ 30. Kf1 Ng3+ 31. Nxg3 Qxg3 32. Qf2 Qg5 33. h4 Qh6 34. Ng4 Qg7 35. Rcd1 e5 36. Ne3 Re6 37. Nd5 Bh6 38. Bh3 1-0

[Event "Medellin Flores op 23rd"]
[Site "Medellin"]
[Date "2016.08.05"]
[Round "4"]
[White "Medina Ocampo, Andres Felipe"]
[Black "Mejia Ospina, Juan F"]
[Result "1-0"]
[ECO "A58"]
[WhiteElo "1940"]
[BlackElo "1641"]
[PlyCount "73"]
[EventDate "2016.08.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 Bxa6 6. Nc3 g6 7. g3 Bg7 8. Bg2 0-0 9. Nf3 d6 10. 0-0 Nbd7 11. Qc2 Ng4 12. Rb1 Qc7 13. Bd2 Bb7 14. h3 Nge5 15. Nxe5 Nxe5 16. b3 Rfb8 17. Rfc1 e6 18. Kh2 Qe7 19. a4 Nd7 20. dxe6 fxe6 21. Bxb7 Rxb7 22. Qe4 Rab8 23. Nb5 d5 24. Qg2 Rf8 25. Bf4 Ne5 26. Rc2 g5 27. Bxe5 Bxe5 28. Rbc1 Qf6 29. Rxc5 Qxf2 30. Qxf2 Rxf2+ 31. Kg1 Rxe2 32. a5 Bxg3 33. a6 Rf7 34. a7 Rff2 35. a8Q+ Kg7 36. Rc7+ Kh6 37. Qa7 1-0

[Event "Medellin Flores op 23rd"]
[Site "Medellin"]
[Date "2016.08.05"]
[Round "5"]
[White "Mejia Ospina, Juan F"]
[Black "Caicedo, Carlos Andres"]
[Result "0-1"]
[ECO "D35"]
[WhiteElo "1641"]
[BlackElo "1940"]
[PlyCount "72"]
[EventDate "2016.08.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bf4 Nbd7 5. e3 Bb4 6. a3 Bxc3+ 7. bxc3 Ne4 8. Qc2 g5 9. Bg3 f5 10. cxd5 exd5 11. Bd3 c6 12. Ne2 Qe7 13. 0-0 0-0 14. c4 Ndf6 15. c5 Nxg3 16. Nxg3 Ne4 17. Ne2 Be6 18. Kh1 Rae8 19. Rae1 Qg7 20. f3 Nf6 21. Ng3 f4 22. exf4 gxf4 23. Nf5 Bxf5 24. Bxf5 Nh5 25. Be6+ Kh8 26. Re5 Qh6 27. Bg4 Ng7 28. Rfe1 Qh4 29. Qb1 Qf2 30. Rxe8 Rxe8 31. Rxe8+ Nxe8 32. Qd1 Nc7 33. a4 b6 34. h3 bxc5 35. dxc5 Qxc5 36. Qe1 Qe3 0-1

[Event "Medellin Flores op 23rd"]
[Site "Medellin"]
[Date "2016.08.04"]
[Round "3"]
[White "Mejia Ospina, Juan F"]
[Black "Montoya Diaz, Cesar Augusto"]
[Result "0-1"]
[ECO "E87"]
[WhiteElo "1641"]
[BlackElo "2102"]
[PlyCount "88"]
[EventDate "2016.08.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 e5 7. d5 a5 8. Qd2 Ne8 9. Bd3 f5 10. exf5 gxf5 11. Bg5 Nf6 12. 0-0-0 Na6 13. a3 Nc5 14. Bc2 Qe8 15. Bh6 Bd7 16. Bxg7 Kxg7 17. Nh3 Kh8 18. Nf2 Rg8 19. g4 fxg4 20. fxg4 Nxg4 21. Nxg4 Bxg4 22. Qh6 Qe7 23. Rdf1 Raf8 24. Rxf8 Rxf8 25. Bxh7 Qg7 26. Qxg7+ Kxg7 27. Bc2 Rf4 28. Rg1 Kf7 29. b3 c6 30. Rg3 Nd7 31. h3 Rf3 32. Rxg4 Rxc3 33. h4 Nf6 34. Rg1 Rh3 35. dxc6 bxc6 36. h5 Nxh5 37. b4 Nf4 38. Kb2 axb4 39. axb4 Ne2 40. Rf1+ Ke7 41. Be4 Nd4 42. Ka2 Rc3 43. b5 cxb5 44. cxb5 Nxb5 0-1

[Event "Medellin Flores op 23rd"]
[Site "Medellin"]
[Date "2016.08.03"]
[Round "1"]
[White "Mejia Ospina, Juan F"]
[Black "Torres Cueto, Jesus Marcial"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "1641"]
[BlackElo "2075"]
[PlyCount "47"]
[EventDate "2016.08.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. d4 e6 2. e4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. Bd3 Bd7 7. 0-0 cxd4 8. cxd4 Nxd4 9. Nxd4 Qxd4 10. Nc3 a6 11. Re1 Qb6 12. a3 Ne7 13. b4 Ng6 14. Be3 d4 15. Bxg6 hxg6 16. Bxd4 Qd8 17. Na4 Qh4 18. h3 Bxa4 19. Qxa4+ b5 20. Qc2 f5 21. Qc6+ Kf7 22. Qxa8 Qxd4 23. Qxa6 Be7 24. Qxb5 1-0

[Event "Departamental Tercera Antioquia"]
[Site "Medellin"]
[Date "2014.03.03"]
[Round "4.10"]
[White "Mejia Ospina, Juan F"]
[Black "Jaramillo, Daniel Alejandro"]
[Result "0-1"]
[ECO "D45"]
[BlackElo "1673"]
[PlyCount "45"]
[EventDate "2014.02.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. e3 c6 5. Bd3 Be7 6. Qc2 Nbd7 7. Nc3 Qc7 8. Bd2 dxc4 9. Bxc4 b5 10. Bd3 0-0 11. Nxb5 Qb6 12. Nc3 Bb7 13. Ng5 g6 14. Nf3 c5 15. Na4 Qd6 16. Nxc5 Bxf3 17. Nxd7 Rfc8 18. Nxf6+ Bxf6 19. Bc3 Bxg2 20. Rg1 Qxh2 21. Ke2 Qh5+ 22. Kd2 Bf3 23. Be4 0-1

[Event "Departamental Tercera Antioquia"]
[Site "Medellin"]
[Date "2014.02.25"]
[Round "2.9"]
[White "Mejia Ospina, Juan F"]
[Black "Sanchez Ospina, William"]
[Result "0-1"]
[ECO "E81"]
[BlackElo "1690"]
[PlyCount "11"]
[EventDate "2014.02.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 g6 2. e4 d6 3. c4 Bg7 4. Nc3 Nf6 5. f3 0-0 6. Be3 0-1

[Event "Departamental Tercera Antioquia"]
[Site "Medellin"]
[Date "2014.02.24"]
[Round "1.15"]
[White "Gomez, Nicolas de Jesus"]
[Black "Mejia Ospina, Juan F"]
[Result "0-1"]
[ECO "E90"]
[WhiteElo "1659"]
[PlyCount "66"]
[EventDate "2014.02.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. Nf3 g6 4. Nc3 Bg7 5. d5 d6 6. e4 0-0 7. Be3 Ng4 8. Bd2 f5 9. Bd3 fxe4 10. Bxe4 Bf5 11. Bxf5 Rxf5 12. Ng5 Nxf2 13. Ne6 Nxd1 14. Nxd8 Nxc3 15. bxc3 Re5+ 16. Kd1 Nd7 17. Ne6 Bh8 18. Kc2 Nf8 19. Bf4 Re2+ 20. Kd3 Rxg2 21. Rhe1 Nxe6 22. Rxe6 Rf8 23. Bg3 Bxc3 24. Rc1 Bd4 25. Rce1 Rf3+ 26. Ke4 Rf7 27. Kd3 Kf8 28. Bh4 Be5 29. Bg3 Bxg3 30. hxg3 Rxg3+ 31. Kc2 Rg2+ 32. Kb1 Rg4 33. Rh1 Rxc4 0-1

