[Event "Medellin Cuartas Memorial B"]
[Site "Medellin"]
[Date "2011.08.07"]
[Round "8.9"]
[White "Villa Ospina, Juan Guillermo"]
[Black "Alcaraz, Elkin Andres"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1600"]
[BlackElo "1687"]
[PlyCount "47"]
[EventDate "2011.08.03"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bc4 Bc5 5. 0-0 d6 6. h3 Qe7 7. d3 h6 8. Bb5 Bd7 9. Nd5 Nxd5 10. exd5 Nd4 11. Nxd4 Bxd4 12. Bxd7+ Qxd7 13. c3 Bb6 14. Be3 Qb5 15. c4 Qxb2 16. Qa4+ Kd8 17. Rab1 Qe2 18. Bxb6 cxb6 19. Rxb6 Ke7 20. Rxb7+ Kf6 21. Qd7 Rhf8 22. Qxd6+ Kg5 23. f4+ Kh4 24. Qxe5 1-0

[Event "Medellin Cuartas Memorial B"]
[Site "Medellin"]
[Date "2011.08.06"]
[Round "5.15"]
[White "Zuniga, Eddy Andres"]
[Black "Villa Ospina, Juan Guillermo"]
[Result "1-0"]
[ECO "B15"]
[WhiteElo "1685"]
[BlackElo "1600"]
[PlyCount "51"]
[EventDate "2011.08.03"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. f3 g6 4. Nc3 Bg7 5. Be3 Nf6 6. Qd2 h5 7. Nge2 Na6 8. Bg5 Nc7 9. 0-0-0 Be6 10. Nf4 a6 11. Bd3 Ng8 12. exd5 cxd5 13. Rhe1 Qd7 14. Bh4 Nf6 15. Bg5 b5 16. Qe2 Bh6 17. h4 0-0-0 18. Bxg6 Rdg8 19. Nxe6 fxe6 20. Bf7 Bxg5+ 21. hxg5 Rxg5 22. Rd2 Rd8 23. Bxe6 Nxe6 24. Qxe6 Qxe6 25. Rxe6 Nd7 26. Rxa6 1-0

[Event "Medellin Cuartas Memorial B"]
[Site "Medellin"]
[Date "2011.08.04"]
[Round "2.27"]
[White "Villa Ospina, Juan Guillermo"]
[Black "Castrillon, Carlos Andres"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "1600"]
[BlackElo "1654"]
[PlyCount "55"]
[EventDate "2011.08.03"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[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 Nf6 5. d4 exd4 6. e5 Qe7 7. cxd4 Bb4+ 8. Nc3 Ne4 9. Qd3 Nxc3 10. bxc3 Ba5 11. 0-0 h6 12. a4 0-0 13. Ba3 d6 14. Rae1 Qd7 15. e6 Qd8 16. exf7+ Kh8 17. Bb3 Qf6 18. Re8 Bf5 19. Qe3 Bg6 20. d5 Raxe8 21. fxe8Q Rxe8 22. Qc1 Ne5 23. Nxe5 Qxe5 24. Bb2 Qe2 25. Bd1 Qc4 26. Bf3 Qxa4 27. c4 Bd3 28. Qxh6+ 1-0

[Event "Medellin Cuartas Memorial B"]
[Site "Medellin"]
[Date "2011.08.03"]
[Round "1.40"]
[White "Sepulveda Tuberquia, Ferney"]
[Black "Villa Ospina, Juan Guillermo"]
[Result "1/2-1/2"]
[ECO "B34"]
[WhiteElo "1666"]
[BlackElo "1600"]
[PlyCount "57"]
[EventDate "2011.08.03"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Be2 Qa5 8. Nb3 Qd8 9. g4 0-0 10. g5 Ne8 11. Qd2 a5 12. Nd5 d6 13. Bb6 Qd7 14. Nxa5 e6 15. Nf4 Nxa5 16. Bxa5 Qa4 17. Bc3 Qxe4 18. f3 Bxc3 19. bxc3 Qc6 20. h4 Ng7 21. h5 Ra5 22. c4 Rxg5 23. Nd5 Rxd5 24. cxd5 Qxd5 25. Qxd5 exd5 26. hxg6 hxg6 27. Rd1 Be6 28. Rb1 Nf5 29. Rxb7 1/2-1/2

