[Event "Bogota McGregor op 4th"]
[Site "Bogota"]
[Date "2013.12.08"]
[Round "8"]
[White "Acevedo Romero, Carlos Andres"]
[Black "Cadena, Rafael"]
[Result "0-1"]
[ECO "A80"]
[BlackElo "1830"]
[PlyCount "28"]
[EventDate "2013.12.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 157 Extra"]
[Source "ChessBase"]
[SourceDate "2013.12.19"]
[SourceVersion "1"]
[SourceVersionDate "2013.12.19"]
[SourceQuality "1"]

1. d4 f5 2. Nc3 Nc6 3. Nf3 d5 4. e3 Nf6 5. a3 b6 6. Bb5 Bb7 7. b4 e6 8. Bb2 Be7 9. 0-0 0-0 10. Bd3 a5 11. Re1 Ng4 12. b5 Na7 13. a4 Nc8 14. e4 fxe4 0-1

[Event "Bogota McGregor op 4th"]
[Site "Bogota"]
[Date "2013.12.08"]
[Round "9"]
[White "Cadena, Rafael"]
[Black "Motta Leon, Gerardo"]
[Result "0-1"]
[ECO "A17"]
[WhiteElo "1830"]
[BlackElo "2045"]
[PlyCount "48"]
[EventDate "2013.12.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 157 Extra"]
[Source "ChessBase"]
[SourceDate "2013.12.19"]
[SourceVersion "1"]
[SourceVersionDate "2013.12.19"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 d5 3. cxd5 exd5 4. d4 Nf6 5. Nf3 Be7 6. g3 0-0 7. Bg2 c6 8. 0-0 Bf5 9. a3 h6 10. b4 a5 11. b5 Ne4 12. Bb2 Nd7 13. bxc6 bxc6 14. Nxe4 Bxe4 15. Ne5 Nxe5 16. dxe5 Bxg2 17. Kxg2 c5 18. e3 a4 19. Qg4 Qb6 20. Rab1 Qe6 21. Qf3 f6 22. exf6 Bxf6 23. Bxf6 Rxf6 24. Rb5 Rxf3 0-1

[Event "Bogota McGregor op 4th"]
[Site "Bogota"]
[Date "2013.12.07"]
[Round "6"]
[White "Ramirez Tarazona, Eduardo Antoni"]
[Black "Cadena, Rafael"]
[Result "1-0"]
[ECO "B30"]
[BlackElo "1830"]
[PlyCount "87"]
[EventDate "2013.12.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 157 Extra"]
[Source "ChessBase"]
[SourceDate "2013.12.19"]
[SourceVersion "1"]
[SourceVersionDate "2013.12.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bc4 e6 4. c3 a6 5. a3 b5 6. Ba2 Bb7 7. Qe2 Be7 8. d4 cxd4 9. cxd4 Na5 10. b4 Nc4 11. 0-0 d5 12. e5 h6 13. Nbd2 Rc8 14. a4 Bxb4 15. axb5 axb5 16. Bb3 Ne7 17. Nxc4 bxc4 18. Bc2 Nc6 19. Rb1 Ba8 20. Ba4 Rb8 21. h3 0-0 22. Nh2 Nxd4 23. Qg4 Nf5 24. Bc2 Qh4 25. Bxf5 Qxg4 26. Bxg4 d4 27. Bf3 Bd5 28. Rd1 d3 29. Rxb4 Rxb4 30. Ba3 Rfb8 31. Bxb4 Rxb4 32. Bxd5 exd5 33. Nf3 Kf8 34. Nd4 Rb2 35. Kf1 d2 36. Ke2 Ke7 37. f4 g5 38. f5 f6 39. e6 Kd6 40. Nf3 Kc5 41. e7 Rb8 42. Kxd2 d4 43. Nxd4 Kxd4 44. Kc2+ 1-0

[Event "Bogota McGregor op 4th"]
[Site "Bogota"]
[Date "2013.12.06"]
[Round "4"]
[White "Santos Morales, Natalia Andrea"]
[Black "Cadena, Rafael"]
[Result "1-0"]
[ECO "B73"]
[WhiteElo "2081"]
[BlackElo "1830"]
[PlyCount "57"]
[EventDate "2013.12.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 157 Extra"]
[Source "ChessBase"]
[SourceDate "2013.12.19"]
[SourceVersion "1"]
[SourceVersionDate "2013.12.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d6 5. Be2 Nf6 6. Nc3 g6 7. Be3 Bg7 8. 0-0 0-0 9. Kh1 Bd7 10. f3 a6 11. Qd2 Nxd4 12. Bxd4 Bc6 13. Rad1 Qc7 14. Qe3 b5 15. a3 Qb7 16. e5 Ng4 17. fxg4 Bxg2+ 18. Kg1 Bxf1 19. Bf3 Qd7 20. Bxa8 Rxa8 21. Kxf1 Qxg4 22. exd6 e5 23. Bb6 Bf6 24. d7 Qf5+ 25. Qf2 Qxf2+ 26. Kxf2 Bd8 27. Bxd8 Rxd8 28. Nd5 f5 29. Ne7+ 1-0

[Event "Bogota McGregor op 4th"]
[Site "Bogota"]
[Date "2013.12.05"]
[Round "3"]
[White "Cadena, Rafael"]
[Black "Narvaez Ramirez, Faber Alberto"]
[Result "0-1"]
[ECO "A34"]
[WhiteElo "1830"]
[BlackElo "2142"]
[PlyCount "102"]
[EventDate "2013.12.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 157 Extra"]
[Source "ChessBase"]
[SourceDate "2013.12.19"]
[SourceVersion "1"]
[SourceVersionDate "2013.12.19"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nc6 3. Nf3 Nf6 4. d3 d5 5. cxd5 Nxd5 6. g3 e5 7. Bg2 Nc7 8. b3 Be7 9. Bb2 Be6 10. Rc1 f6 11. 0-0 Qd7 12. Ne4 b6 13. a3 Rc8 14. Nfd2 Nd5 15. Nc3 Nxc3 16. Bxc3 Bh3 17. Nf3 h5 18. Qd2 h4 19. b4 Bxg2 20. Kxg2 hxg3 21. fxg3 Qh3+ 22. Kf2 g5 23. Rh1 g4 24. Ng1 Qh7 25. e4 f5 26. Qe2 0-0 27. Kg2 Nd4 28. Bxd4 cxd4 29. Rxc8 Rxc8 30. h3 Qg6 31. hxg4 fxe4 32. dxe4 Rc3 33. Rh5 d3 34. Qa2+ Kg7 35. Qd5 Qxg4 36. Qxe5+ Bf6 37. Qf5 Qxf5 38. Rxf5 Rxa3 39. Rd5 Be7 40. Rd7 Kf6 41. Nf3 Bxb4 42. g4 d2 43. Kf2 Bc5+ 44. Kg2 Be3 45. Rd5 Ra1 46. e5+ Ke7 47. Nxd2 Ra2 48. Kf3 Rxd2 49. Rd6 Rxd6 50. exd6+ Kxd6 51. Kxe3 Ke5 0-1

[Event "Bogota op 10"]
[Site "Bogota"]
[Date "2012.10.19"]
[Round "9"]
[White "Cadena, Rafael"]
[Black "Celis Vargas, Walter Enrique"]
[Result "1-0"]
[ECO "A16"]
[WhiteElo "1600"]
[BlackElo "1727"]
[PlyCount "45"]
[EventDate "2012.10.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. Nf3 Nc6 5. g3 g6 6. Bg2 Nxc3 7. bxc3 Bg7 8. 0-0 0-0 9. Rb1 Rb8 10. d4 e5 11. d5 Na5 12. e4 Bg4 13. Qa4 Bxf3 14. Qxa5 Bxg2 15. Kxg2 a6 16. c4 f5 17. exf5 Rxf5 18. Be3 Qd7 19. Rb3 c6 20. dxc6 Qxc6+ 21. Qd5+ Qxd5+ 22. cxd5 b5 23. Rxb5 1-0

[Event "Bogota op 10"]
[Site "Bogota"]
[Date "2012.10.18"]
[Round "8"]
[White "Poveda, Julio Cesar"]
[Black "Cadena, Rafael"]
[Result "1-0"]
[ECO "A36"]
[WhiteElo "1912"]
[BlackElo "1600"]
[PlyCount "31"]
[EventDate "2012.10.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 c5 2. c4 Nc6 3. Nc3 g6 4. g3 Bg7 5. Bg2 d6 6. Nge2 Nf6 7. d3 e5 8. 0-0 0-0 9. f4 exf4 10. Bxf4 Ne5 11. Rb1 Be6 12. a3 a5 13. b4 b6 14. Bxe5 dxe5 15. Nd5 Bxd5 16. exd5 1-0

[Event "Bogota op 10"]
[Site "Bogota"]
[Date "2012.10.17"]
[Round "7"]
[White "Cadena, Rafael"]
[Black "Valderrama, Alejandro"]
[Result "1-0"]
[ECO "A36"]
[WhiteElo "1600"]
[BlackElo "1753"]
[PlyCount "77"]
[EventDate "2012.10.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 c5 3. e4 Nc6 4. g3 g6 5. Bg2 Bg7 6. d3 Nge7 7. Nge2 0-0 8. Be3 d6 9. 0-0 Bd7 10. a3 Rb8 11. Rb1 Nd4 12. b4 b6 13. b5 Qc8 14. Qc1 a6 15. a4 a5 16. Bg5 Re8 17. Nxd4 Bxd4 18. Ne2 Bg7 19. Qf4 e5 20. Qh4 Bf8 21. Nc3 Be6 22. f4 Rb7 23. fxe5 dxe5 24. Rf2 Qd7 25. Nd5 Bxd5 26. cxd5 Bg7 27. Bf6 Qd6 28. Bxg7 Kxg7 29. Rbf1 Ng8 30. g4 h6 31. Qg3 Ree7 32. Rc1 Rbc7 33. Rc4 Re8 34. h4 Kf8 35. g5 h5 36. Bh3 Ke7 37. Rf3 Kd8 38. Qf2 Rf8 39. Qg3 1-0

[Event "Bogota op 10"]
[Site "Bogota"]
[Date "2012.10.16"]
[Round "6"]
[White "Peraza, Leonardo"]
[Black "Cadena, Rafael"]
[Result "1-0"]
[ECO "D78"]
[WhiteElo "1791"]
[BlackElo "1600"]
[PlyCount "80"]
[EventDate "2012.10.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. g3 g6 4. Bg2 Bg7 5. 0-0 0-0 6. c4 dxc4 7. Qc2 Nbd7 8. Qxc4 c6 9. Nc3 Re8 10. Rd1 e6 11. e4 Nb6 12. Qb3 Bd7 13. Ne5 Re7 14. Bg5 Be8 15. a4 Qc7 16. a5 Nc8 17. Nc4 Rd7 18. Bf4 Qd8 19. Na4 Nh5 20. Be3 Qc7 21. Nc5 Re7 22. Bg5 Bf6 23. Be3 Bg7 24. e5 Bf8 25. Bg5 Rb8 26. Bxe7 Bxe7 27. Rac1 Ng7 28. g4 h5 29. Qg3 h4 30. Qe3 Qd8 31. Ne4 b5 32. Ncd2 a6 33. Nb3 Kh7 34. Qf4 g5 35. Nf6+ Bxf6 36. Qxf6 Ne7 37. Be4+ Ng6 38. Qf3 Qe7 39. Bxc6 Bxc6 40. Rxc6 Nf4 1-0

[Event "Bogota op 10"]
[Site "Bogota"]
[Date "2012.10.15"]
[Round "5"]
[White "Cadena, Rafael"]
[Black "Gomez, Maria Helena"]
[Result "0-1"]
[ECO "A28"]
[WhiteElo "1600"]
[BlackElo "1846"]
[PlyCount "46"]
[EventDate "2012.10.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. d3 h6 5. e4 Bc5 6. h3 0-0 7. Be2 a6 8. a3 d6 9. 0-0 Nh7 10. Be3 Bxe3 11. fxe3 Ng5 12. Kh2 Nxf3+ 13. Rxf3 Qh4 14. Qe1 Qxe1 15. Rxe1 Bd7 16. b4 Ne7 17. Ref1 b5 18. d4 c6 19. c5 dxc5 20. dxc5 a5 21. Rd1 Be6 22. bxa5 Rxa5 23. Ra1 b4 0-1

[Event "Bogota op 10"]
[Site "Bogota"]
[Date "2012.10.14"]
[Round "4"]
[White "Casas Cobos, Julio Eduardo"]
[Black "Cadena, Rafael"]
[Result "1-0"]
[ECO "B60"]
[WhiteElo "2008"]
[BlackElo "1600"]
[PlyCount "45"]
[EventDate "2012.10.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 g6 7. Bxf6 exf6 8. Be2 Bg7 9. Ndb5 0-0 10. Qxd6 a6 11. Qxd8 Rxd8 12. Na3 Be6 13. 0-0 b5 14. Nd5 Nd4 15. Bd3 Ra7 16. Nf4 f5 17. exf5 Bxf5 18. Bxf5 Nxf5 19. Nd3 Rc7 20. Rad1 Rcd7 21. Rfe1 h5 22. h3 g5 23. Nc5 1-0

[Event "Bogota op 10"]
[Site "Bogota"]
[Date "2012.10.13"]
[Round "3"]
[White "Cadena, Rafael"]
[Black "Becerra, Andres Mauricio"]
[Result "1/2-1/2"]
[ECO "A22"]
[WhiteElo "1600"]
[BlackElo "1947"]
[PlyCount "46"]
[EventDate "2012.10.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e5 3. d3 Bb4 4. e4 h6 5. Nf3 d6 6. Be2 Bd7 7. Qb3 Nc6 8. a3 Bxc3+ 9. bxc3 Qc8 10. Rb1 b6 11. 0-0 0-0 12. Qc2 Na5 13. Bd2 Bg4 14. d4 Bxf3 15. Bxf3 Nxc4 16. Bc1 exd4 17. cxd4 Na5 18. Qd3 c5 19. d5 Qd7 20. Be2 Nb7 21. Qg3 Nxe4 22. Qf3 f5 23. Qh5 Ng5 1/2-1/2

[Event "Bogota op 10"]
[Site "Bogota"]
[Date "2012.10.12"]
[Round "2"]
[White "Castrillon Gomez, Melissa"]
[Black "Cadena, Rafael"]
[Result "1-0"]
[ECO "B37"]
[WhiteElo "2179"]
[BlackElo "1600"]
[PlyCount "75"]
[EventDate "2012.10.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Nc2 b6 7. Be2 Bb7 8. 0-0 Nf6 9. Nc3 0-0 10. Rb1 d6 11. f4 Rc8 12. Bf3 Na5 13. b3 Nd7 14. Nd5 e6 15. Nde3 Nf6 16. Qd3 Qc7 17. Na3 a6 18. b4 Nc6 19. b5 Na5 20. Bb2 Rfd8 21. Bd4 Nd7 22. Bxg7 Kxg7 23. Qc3+ Kg8 24. Ng4 e5 25. fxe5 Nxe5 26. Nf6+ Kg7 27. Be2 axb5 28. Rxb5 Ba6 29. Nd5 Qa7 30. Kh1 Bxb5 31. Nxb5 Qb8 32. Ne7 Rc5 33. Qg3 Nexc4 34. Nd4 Re5 35. Nec6 Nxc6 36. Nxc6 Qc7 37. Nxd8 f6 38. Qxe5 1-0

[Event "Bogota op 10"]
[Site "Bogota"]
[Date "2012.10.11"]
[Round "1"]
[White "Cadena, Rafael"]
[Black "Gomez, Samael"]
[Result "1-0"]
[ECO "E64"]
[WhiteElo "1600"]
[BlackElo "1995"]
[PlyCount "58"]
[EventDate "2012.10.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. Nf3 Bg7 4. g3 0-0 5. Bg2 d6 6. d4 c5 7. d5 e5 8. dxe6 fxe6 9. 0-0 Nc6 10. e4 e5 11. Bg5 Be6 12. Nd5 Qd7 13. Bxf6 Bxf6 14. a3 Nd4 15. Nxd4 exd4 16. Rc1 Bg7 17. Qd2 b6 18. b4 h6 19. f4 Rac8 20. f5 gxf5 21. exf5 Rxf5 22. Qd3 Rxf1+ 23. Rxf1 Rf8 24. Rxf8+ Kxf8 25. Be4 Kg8 26. h4 Bg4 27. b5 Qf7 28. Kg2 h5 29. Qd2 Qe6 1-0

[Event "Bogota McGregor op 2nd"]
[Site "Bogota"]
[Date "2011.12.11"]
[Round "9"]
[White "Cadena, Rafael"]
[Black "Ruiz, Melissa"]
[Result "0-1"]
[ECO "A46"]
[BlackElo "1903"]
[PlyCount "58"]
[EventDate "2011.12.06"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 145 Extra"]
[Source "ChessBase"]
[SourceDate "2012.01.03"]
[SourceVersion "1"]
[SourceVersionDate "2012.01.03"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. g3 c5 4. c3 Nc6 5. a3 Qb6 6. e3 d5 7. Bg2 cxd4 8. cxd4 Bd6 9. 0-0 0-0 10. b4 a5 11. bxa5 Nxa5 12. Nc3 Nc4 13. a4 Bd7 14. Rb1 Qa6 15. Qb3 Rfb8 16. Nd2 Bxa4 17. Nxa4 Qxa4 18. e4 Nxd2 19. Bxd2 Qxb3 20. Rxb3 Nxe4 21. Bxe4 dxe4 22. Rfb1 Ra4 23. Be3 g6 24. Rxb7 Rxb7 25. Rxb7 Ra5 26. Rd7 Rd5 27. Bf4 Bxf4 28. Rxd5 exd5 29. gxf4 f5 0-1

[Event "Bogota McGregor op 2nd"]
[Site "Bogota"]
[Date "2011.12.10"]
[Round "8"]
[White "Sanchez, Rubiela"]
[Black "Cadena, Rafael"]
[Result "1/2-1/2"]
[ECO "D10"]
[PlyCount "61"]
[EventDate "2011.12.06"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 145 Extra"]
[Source "ChessBase"]
[SourceDate "2012.01.03"]
[SourceVersion "1"]
[SourceVersionDate "2012.01.03"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. f3 e6 5. e4 dxc4 6. Bxc4 b5 7. Bb3 Bb7 8. Bg5 Be7 9. Nh3 a6 10. 0-0 Nbd7 11. a3 Rc8 12. Rc1 Nb6 13. Ne2 0-0 14. Nhf4 Ne8 15. Nxe6 fxe6 16. Bxe6+ Kh8 17. Bxe7 Qxe7 18. Bxc8 Bxc8 19. Rxc6 Nc4 20. Qc1 Bb7 21. Rc5 Nf6 22. b3 Na5 23. Rc7 Qe6 24. Qg5 Rg8 25. Rb1 Qb6 26. Qc5 Qe6 27. Nf4 Qe8 28. Qb6 Qd8 29. Ne6 Qe8 30. d5 Bxd5 31. exd5 1/2-1/2

[Event "Bogota McGregor op 2nd"]
[Site "Bogota"]
[Date "2011.12.09"]
[Round "7"]
[White "Cadena, Rafael"]
[Black "Vela A, Rubert"]
[Result "0-1"]
[ECO "B30"]
[PlyCount "46"]
[EventDate "2011.12.06"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 145 Extra"]
[Source "ChessBase"]
[SourceDate "2012.01.03"]
[SourceVersion "1"]
[SourceVersionDate "2012.01.03"]
[SourceQuality "1"]

1. e4 c5 2. Bc4 Nc6 3. Nf3 e6 4. Nc3 Be7 5. d3 Nf6 6. h3 0-0 7. Ng5 d5 8. Bb5 Nd4 9. e5 Nxb5 10. Nxb5 Ne8 11. h4 Qa5+ 12. Nc3 d4 13. Bd2 dxc3 14. Bxc3 Qb6 15. Qh5 h6 16. b3 f6 17. 0-0-0 fxg5 18. Bd2 Qd8 19. Rh3 Rf5 20. Qg6 Qd4 21. c3 Qd8 22. f4 gxf4 23. Bxf4 Rxf4 0-1

[Event "Bogota McGregor op 2nd"]
[Site "Bogota"]
[Date "2011.12.08"]
[Round "6"]
[White "Velasco, Luz Mariela"]
[Black "Cadena, Rafael"]
[Result "0-1"]
[ECO "D70"]
[WhiteElo "1843"]
[PlyCount "36"]
[EventDate "2011.12.06"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 145 Extra"]
[Source "ChessBase"]
[SourceDate "2012.01.03"]
[SourceVersion "1"]
[SourceVersionDate "2012.01.03"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 g6 4. c4 c6 5. Ne5 Nbd7 6. cxd5 cxd5 7. Bb5 a6 8. Bd3 Bg7 9. Nd2 Nh5 10. 0-0 0-0 11. Be2 Nhf6 12. b3 b5 13. Ba3 Re8 14. Nc6 Qc7 15. Rc1 Qb7 16. Nf3 a5 17. Bb2 e6 18. Ba3 Ne4 0-1

[Event "Bogota McGregor op 2nd"]
[Site "Bogota"]
[Date "2011.12.06"]
[Round "1"]
[White "Cadena, Rafael"]
[Black "Estrella Becerra, Fernando"]
[Result "0-1"]
[ECO "A34"]
[BlackElo "2084"]
[PlyCount "70"]
[EventDate "2011.12.06"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 145 Extra"]
[Source "ChessBase"]
[SourceDate "2012.01.03"]
[SourceVersion "1"]
[SourceVersionDate "2012.01.03"]
[SourceQuality "1"]

1. c4 c5 2. Nf3 Nf6 3. Nc3 g6 4. g3 Bg7 5. Bg2 0-0 6. d3 Nc6 7. e4 d6 8. Be3 Bg4 9. h3 Bd7 10. Qd2 Qc8 11. a3 a6 12. Rb1 Rd8 13. Nd5 Nxd5 14. cxd5 Nd4 15. Nxd4 cxd4 16. Bg5 f6 17. Bh6 Bh8 18. h4 Qc5 19. b4 Qc3 20. Qxc3 dxc3 21. Rc1 Rdc8 22. Be3 f5 23. 0-0 c2 24. d4 Rc4 25. Rfe1 Rac8 26. Re2 Ba4 27. Rd2 Rc3 28. exf5 gxf5 29. Bh3 Rf8 30. Re2 Rd3 31. Kh2 Bxd4 32. Bxd4 Rxd4 33. Rxe7 Rxd5 34. Bf1 Rd1 35. Re1 Rc8 0-1

[Event "Bogota McGregor op 2nd"]
[Site "Bogota"]
[Date "2011.12.06"]
[Round "2"]
[White "Luque A, Silvia Catalina"]
[Black "Cadena, Rafael"]
[Result "0-1"]
[ECO "B56"]
[WhiteElo "1997"]
[PlyCount "73"]
[EventDate "2011.12.06"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 145 Extra"]
[Source "ChessBase"]
[SourceDate "2012.01.03"]
[SourceVersion "1"]
[SourceVersionDate "2012.01.03"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d6 5. Bb5 Bd7 6. Nxc6 bxc6 7. Bc4 e6 8. 0-0 Be7 9. Nc3 Nf6 10. Re1 0-0 11. Bg5 Rb8 12. Rb1 d5 13. Bb3 Rb4 14. e5 Ne8 15. Bd2 Rb7 16. Qg4 f5 17. Qd1 c5 18. Ba4 Nc7 19. Bxd7 Qxd7 20. b3 Rd8 21. Bf4 d4 22. Qf3 Na6 23. Rbd1 Qc8 24. Ne2 Rbd7 25. Qg3 Nb4 26. Bh6 Bf8 27. Nf4 Re8 28. Nh5 Kh8 29. c3 Nxa2 30. cxd4 gxh6 31. Nf6 Rg7 32. Qf4 Rd8 33. Rd2 Nb4 34. dxc5 Rxd2 35. Qxd2 Qxc5 36. Nd7 Qc6 37. g3 0-1

