[Event "Medellin Americas op"]
[Site "Medellin"]
[Date "2009.11.16"]
[Round "9"]
[White "Osorio Velez, Anderson"]
[Black "Arenas, Santiago"]
[Result "1-0"]
[ECO "C72"]
[PlyCount "103"]
[EventDate "2009.11.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. 0-0 Bd7 6. d4 exd4 7. Nxd4 Nxd4 8. Qxd4 Bxa4 9. Qxa4+ Qd7 10. Nc3 Qxa4 11. Nxa4 0-0-0 12. Bf4 d5 13. Rae1 dxe4 14. Rxe4 Nf6 15. Re2 Bd6 16. Bxd6 Rxd6 17. h3 b5 18. Nc3 Kb7 19. Ne4 Nxe4 20. Rxe4 Rd2 21. Rc1 f5 22. Re7 g6 23. Kf1 Kc6 24. Re6+ Rd6 25. Rxd6+ Kxd6 26. Rd1+ Kc6 27. Rc1 h5 28. c4 g5 29. cxb5+ Kxb5 30. Rxc7 Kb6 31. Rf7 f4 32. Rg7 g4 33. hxg4 hxg4 34. Rxg4 f3 35. gxf3 Rc8 36. f4 Rc2 37. a4 Kc6 38. Rg6+ Kb7 39. f5 Rxb2 40. a5 Rb1+ 41. Kg2 Re1 42. f6 Re8 43. f7 Rf8 44. Rf6 Ka7 45. Kg3 Kb7 46. Kg4 Kc7 47. Kg5 Kd7 48. Kg6 Ke7 49. Kg7 Rxf7+ 50. Rxf7+ Kd6 51. Rf6+ Ke7 52. Rxa6 1-0

[Event "Medellin Americas op"]
[Site "Medellin"]
[Date "2009.11.16"]
[Round "8"]
[White "Uribe, Kevin"]
[Black "Osorio Velez, Anderson"]
[Result "1-0"]
[ECO "C44"]
[PlyCount "29"]
[EventDate "2009.11.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 f6 4. Bb5 d5 5. Bxc6+ bxc6 6. exd5 cxd5 7. dxe5 Bg4 8. exf6 Nxf6 9. 0-0 Qd6 10. Nc3 Bd7 11. Qe2+ Be7 12. Re1 Ng4 13. Bf4 Qf6 14. Nxd5 Qe6 15. Nxc7+ 1-0

[Event "Medellin Americas op"]
[Site "Medellin"]
[Date "2009.11.15"]
[Round "7"]
[White "Osorio Velez, Anderson"]
[Black "Zapata Torres, Edison Alexander"]
[Result "0-1"]
[ECO "B02"]
[PlyCount "58"]
[EventDate "2009.11.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. e4 Nf6 2. Nc3 d5 3. e5 Ng4 4. Be2 Nxe5 5. d4 Ng6 6. Nf3 c5 7. dxc5 e6 8. Be3 Nc6 9. Bb5 Bd7 10. a3 Be7 11. Qd2 0-0 12. Ng5 Qc7 13. h4 Rad8 14. h5 Nge5 15. h6 g6 16. f4 Ng4 17. Be2 Nxe3 18. Nxd5 Nxc2+ 19. Qxc2 exd5 20. Nxh7 Kxh7 21. Qc3 d4 22. Qg3 Bxc5 23. Rc1 Qb6 24. b4 Bd6 25. Qg5 Be7 26. Qxg6+ fxg6 27. Bd3 Bxb4+ 28. Kf1 Bxa3 29. Bxg6+ Kxg6 0-1

[Event "Medellin Americas op"]
[Site "Medellin"]
[Date "2009.11.15"]
[Round "6"]
[White "Quintero Gomez, Maria Clara"]
[Black "Osorio Velez, Anderson"]
[Result "1-0"]
[ECO "B32"]
[PlyCount "69"]
[EventDate "2009.11.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nxd4 5. Qxd4 a6 6. Nc3 e6 7. Be2 Nf6 8. 0-0 Qc7 9. Bg5 h5 10. Rad1 Ng4 11. Bxg4 hxg4 12. g3 f6 13. Be3 b6 14. e5 fxe5 15. Qxg4 Qc6 16. Qg6+ Kd8 17. Qg5+ Be7 18. Qxg7 Bb7 19. Qxh8+ Kc7 20. Qxe5+ Bd6 21. Qe4 Qxe4 22. Nxe4 Bxe4 23. Bxb6+ Kc6 24. Be3 Bxc2 25. Rc1 Kb7 26. Rxc2 Be5 27. Bf4 Bxf4 28. gxf4 Rg8+ 29. Kh1 Rg4 30. Rd1 Rg7 31. Rcd2 Kc7 32. h4 Re7 33. Kh2 Rh7 34. Kg3 Kd8 35. h5 1-0

[Event "Medellin Americas op"]
[Site "Medellin"]
[Date "2009.11.14"]
[Round "5"]
[White "Sanchez Ospina, William"]
[Black "Osorio Velez, Anderson"]
[Result "1-0"]
[ECO "D06"]
[PlyCount "45"]
[EventDate "2009.11.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 Nf6 3. Nc3 Be6 4. b3 dxc4 5. e4 cxb3 6. axb3 c6 7. Nf3 Qb6 8. Rb1 Qb4 9. Bd2 Nxe4 10. Nxe4 Qxd4 11. Nxd4 Bd5 12. Bd3 e5 13. Nf3 Nd7 14. Nc3 Bb4 15. Nxd5 Bxd2+ 16. Nxd2 cxd5 17. 0-0 0-0 18. Re1 f6 19. Bf5 Nc5 20. Qh5 g6 21. Bxg6 hxg6 22. Qxg6+ Kh8 23. Re3 1-0

[Event "Medellin Americas op"]
[Site "Medellin"]
[Date "2009.11.13"]
[Round "3"]
[White "Osorio Velez, Anderson"]
[Black "Monsalve, Mauricio"]
[Result "0-1"]
[ECO "B50"]
[PlyCount "51"]
[EventDate "2009.11.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. e4 Nf6 2. Nc3 c5 3. Nf3 Nc6 4. d3 d6 5. Be3 Ng4 6. Bd2 g6 7. h3 Nge5 8. Bf4 Bg7 9. d4 Nxf3+ 10. Qxf3 Nxd4 11. Qd3 Qa5 12. Bd2 Bd7 13. Nd5 Qd8 14. c3 Bb5 15. c4 Ba4 16. b3 Bc6 17. b4 Nc2+ 18. Qxc2 Bxa1 19. Bc3 Bxc3+ 20. Qxc3 0-0 21. Bd3 Rc8 22. h4 cxb4 23. Nxb4 b5 24. Nd5 bxc4 25. Be2 e5 26. f4 0-1

