[Event "Barranquilla op 12"]
[Site "Barranquilla"]
[Date "2011.12.30"]
[Round "6"]
[White "Gonzalez Parejo, Ramon Jr"]
[Black "Acuna, Nelson Alfredo"]
[Result "1-0"]
[ECO "C41"]
[WhiteElo "2063"]
[BlackElo "1721"]
[PlyCount "61"]
[EventDate "2011.12.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 146 Extra"]
[Source "ChessBase"]
[SourceDate "2012.02.29"]
[SourceVersion "1"]
[SourceVersionDate "2012.02.29"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. Bc4 Be7 4. d3 Nf6 5. c3 Bg4 6. h3 Bh5 7. g4 Bg6 8. b4 a6 9. a4 h6 10. Be3 Nbd7 11. Nbd2 c6 12. Bb3 d5 13. Nh4 Bh7 14. Nf5 0-0 15. Qf3 dxe4 16. dxe4 c5 17. h4 Bxf5 18. exf5 Nh7 19. g5 hxg5 20. hxg5 Bxg5 21. Qh5 Ndf6 22. Bxg5 Nxh5 23. Bxd8 Rfxd8 24. Rxh5 cxb4 25. cxb4 Rd4 26. Rb1 Rad8 27. Nf3 Re4+ 28. Kf1 Rf4 29. Nxe5 Rd2 30. Bxf7+ Kh8 31. Ng6# 1-0

[Event "Barranquilla op 12"]
[Site "Barranquilla"]
[Date "2011.12.30"]
[Round "7"]
[White "Rizo, Marlon Ivan"]
[Black "Acuna, Nelson Alfredo"]
[Result "0-1"]
[ECO "C44"]
[WhiteElo "1595"]
[BlackElo "1721"]
[PlyCount "7"]
[EventDate "2011.12.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 146 Extra"]
[Source "ChessBase"]
[SourceDate "2012.02.29"]
[SourceVersion "1"]
[SourceVersionDate "2012.02.29"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 0-1

[Event "Barranquilla op 12"]
[Site "Barranquilla"]
[Date "2011.12.29"]
[Round "5"]
[White "Acuna, Nelson Alfredo"]
[Black "Castro, Natalia Patricia"]
[Result "0-1"]
[ECO "B20"]
[WhiteElo "1721"]
[BlackElo "1992"]
[PlyCount "46"]
[EventDate "2011.12.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 146 Extra"]
[Source "ChessBase"]
[SourceDate "2012.02.29"]
[SourceVersion "1"]
[SourceVersionDate "2012.02.29"]
[SourceQuality "1"]

1. e4 c5 2. Bc4 Nc6 3. c3 Nf6 4. d3 Na5 5. Bb5 a6 6. Ba4 b5 7. Bc2 d6 8. h3 Bb7 9. Nf3 g6 10. 0-0 Bg7 11. Re1 0-0 12. Bg5 Qc7 13. a3 Rac8 14. Nbd2 e5 15. Rc1 Nc6 16. Nf1 Nd8 17. Qd2 Ne6 18. Bh6 Nh5 19. Bxg7 Kxg7 20. Ne3 Nef4 21. Ng4 f5 22. Ne3 fxe4 23. dxe4 Nxh3+ 0-1

[Event "Barranquilla op 12"]
[Site "Barranquilla"]
[Date "2011.12.29"]
[Round "4"]
[White "Acuna, Nelson Alfredo"]
[Black "Maldonado, Andres Felipe"]
[Result "1-0"]
[ECO "C55"]
[WhiteElo "1721"]
[BlackElo "1642"]
[PlyCount "29"]
[EventDate "2011.12.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 146 Extra"]
[Source "ChessBase"]
[SourceDate "2012.02.29"]
[SourceVersion "1"]
[SourceVersionDate "2012.02.29"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nf6 3. c3 Nc6 4. d3 h6 5. Nf3 Be7 6. 0-0 0-0 7. Re1 Kh8 8. Bb3 Nh7 9. d4 exd4 10. cxd4 f5 11. e5 Bb4 12. Nc3 Bxc3 13. bxc3 Qe8 14. Nh4 Qe7 15. Ng6# 1-0

[Event "Barranquilla op 12"]
[Site "Barranquilla"]
[Date "2011.12.28"]
[Round "1"]
[White "Bolivar de la Hoz, Cristian"]
[Black "Acuna, Nelson Alfredo"]
[Result "0-1"]
[ECO "C28"]
[BlackElo "1721"]
[PlyCount "54"]
[EventDate "2011.12.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 146 Extra"]
[Source "ChessBase"]
[SourceDate "2012.02.29"]
[SourceVersion "1"]
[SourceVersionDate "2012.02.29"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nf6 3. Bc4 d6 4. d3 Be7 5. f4 exf4 6. Bxf4 Nc6 7. Nf3 Bg4 8. Qd2 a6 9. 0-0 Na5 10. Bb3 Nxb3 11. axb3 0-0 12. Rae1 h6 13. e5 dxe5 14. Nxe5 Bc5+ 15. Kh1 Bh5 16. Ne4 Nxe4 17. Rxe4 f6 18. Nf3 Qd7 19. d4 Bd6 20. Bxd6 Qxd6 21. Nh4 Rad8 22. Nf5 Qd7 23. Ne7+ Kh8 24. Rfe1 Rg8 25. Nxg8 Rxg8 26. Re7 Qf5 27. R1e3 Qf1# 0-1

[Event "Barranquilla op 4th"]
[Site "Barranquilla"]
[Date "2011.08.28"]
[Round "5"]
[White "Acuna, Nelson Alfredo"]
[Black "Bermudes, Eduardo"]
[Result "0-1"]
[ECO "B03"]
[BlackElo "2077"]
[PlyCount "97"]
[EventDate "2011.08.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. exd6 exd6 5. Nf3 Be7 6. Be2 0-0 7. 0-0 Bg4 8. h3 Bh5 9. Nbd2 Nf4 10. Bc4 d5 11. Bb3 a5 12. a3 c6 13. Re1 Bd6 14. Nf1 Qf6 15. Bxf4 Qxf4 16. c3 Bxf3 17. Qxf3 Qxf3 18. gxf3 Na6 19. Re2 Nc7 20. Ng3 g6 21. Rae1 a4 22. Bd1 b5 23. Re3 Rfe8 24. Kg2 Kf8 25. h4 h5 26. Bc2 Ne6 27. Ne2 Nf4+ 28. Nxf4 Bxf4 29. R1e2 Bxe3 30. fxe3 Ke7 31. Bd3 Kd6 32. e4 f6 33. Kf2 g5 34. hxg5 fxg5 35. e5+ Ke6 36. Kg3 Rh8 37. Rh2 Rh6 38. Bf1 Rf8 39. Bh3+ Ke7 40. Bf1 Rf4 41. Bd3 h4+ 42. Kg2 g4 43. fxg4 Rxg4+ 44. Kf2 Rh8 45. Be2 Rf4+ 46. Ke3 Re4+ 47. Kd2 Rh6 48. Bf3 Rf4 49. Be2 0-1

[Event "Barranquilla op 4th"]
[Site "Barranquilla"]
[Date "2011.08.28"]
[Round "7"]
[White "Acuna, Nelson Alfredo"]
[Black "Tertuis, Barnard"]
[Result "1-0"]
[ECO "B23"]
[PlyCount "29"]
[EventDate "2011.08.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 c5 2. Bc4 d6 3. d3 Nf6 4. Nc3 a6 5. a4 g6 6. Nf3 Bg7 7. 0-0 0-0 8. Bg5 h6 9. Bf4 Re8 10. Re1 Nc6 11. e5 dxe5 12. Nxe5 Nxe5 13. Bxe5 h5 14. Qf3 Ng4 15. Qxf7+ 1-0

[Event "Barranquilla op 4th"]
[Site "Barranquilla"]
[Date "2011.08.28"]
[Round "6"]
[White "Gaviria Latorre, Jhon"]
[Black "Acuna, Nelson Alfredo"]
[Result "1/2-1/2"]
[ECO "C30"]
[PlyCount "19"]
[EventDate "2011.08.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 e5 2. f4 d6 3. Nf3 Nc6 4. Bc4 Be7 5. 0-0 Nf6 6. Nc3 0-0 7. fxe5 dxe5 8. d3 Bg4 9. Qe1 h6 10. Qg3 1/2-1/2

[Event "Barranquilla op 4th"]
[Site "Barranquilla"]
[Date "2011.08.28"]
[Round "6"]
[White "Gaviria Latorre, Jhon"]
[Black "Acuna, Nelson Alfredo"]
[Result "1/2-1/2"]
[ECO "C42"]
[PlyCount "14"]
[EventDate "2011.08.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. Bc4 Be7 4. 0-0 Nf6 5. Nc3 0-0 6. d3 Bg4 7. Qe1 h6 1/2-1/2

[Event "Barranquilla op"]
[Site "Barranquilla"]
[Date "2009.04.26"]
[Round "6"]
[White "Acuna, Nelson Alfredo"]
[Black "Castro, Natalia Patricia"]
[Result "0-1"]
[ECO "A34"]
[BlackElo "1998"]
[PlyCount "39"]
[EventDate "2009.04.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d3 Nc6 4. Be2 Qc7 5. 0-0 Nf6 6. c4 Be7 7. Nc3 a6 8. Be3 0-0 9. h3 Rd8 10. Qc2 d5 11. exd5 exd5 12. Bg5 Nd4 13. Qc1 Nxe2+ 14. Nxe2 dxc4 15. Bxf6 cxd3 16. Bxe7 dxe2 17. Qg5 exf1Q+ 18. Rxf1 Rd6 19. Re1 Re6 20. Rxe6 0-1

[Event "Barranquilla op"]
[Site "Barranquilla"]
[Date "2009.04.26"]
[Round "5"]
[White "Acuna, Nelson Alfredo"]
[Black "Hernandez Nunez, Fabio Leon"]
[Result "1-0"]
[ECO "B01"]
[BlackElo "1600"]
[PlyCount "26"]
[EventDate "2009.04.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. e4 d5 2. exd5 c6 3. dxc6 Nxc6 4. Nf3 e5 5. d3 Bd6 6. Nc3 Nge7 7. g3 Bg4 8. Bg2 0-0 9. Be3 Qd7 10. 0-0 Ng6 11. Ne4 f5 12. Nxd6 Qxd6 13. c3 Kh8 1-0

[Event "Barranquilla op"]
[Site "Barranquilla"]
[Date "2009.04.26"]
[Round "7"]
[White "Daw Martinez, Alfredo"]
[Black "Acuna, Nelson Alfredo"]
[Result "1-0"]
[ECO "C89"]
[PlyCount "61"]
[EventDate "2009.04.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Nf6 6. 0-0 Be7 7. Re1 0-0 8. c3 d5 9. d3 Bg4 10. Bg5 h6 11. Bh4 d4 12. Qe2 Nh7 13. Bxe7 Nxe7 14. h3 Bxf3 15. Qxf3 c5 16. Nd2 Rc8 17. Rad1 Qd6 18. c4 b4 19. Ba4 Ng6 20. g3 Qe6 21. Kg2 f5 22. exf5 Rxf5 23. Qd5 Qxd5+ 24. cxd5 Rd8 25. Ne4 Kh8 26. Bc6 Nf6 27. Nxc5 Ne7 28. g4 Rg5 29. Ne6 Nxc6 30. dxc6 Rc8 31. Nxg5 1-0

[Event "Barranquilla op"]
[Site "Barranquilla"]
[Date "2009.04.25"]
[Round "4"]
[White "Diaz Edgardo, Anibal"]
[Black "Acuna, Nelson Alfredo"]
[Result "0-1"]
[ECO "C48"]
[PlyCount "42"]
[EventDate "2009.04.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bc5 5. Bxc6 dxc6 6. d3 Bd6 7. h3 h6 8. Be3 c5 9. Qe2 Bd7 10. Nd2 Qe7 11. 0-0 0-0 12. f4 exf4 13. Bxf4 Bxf4 14. Rxf4 b5 15. Raf1 b4 16. Rxf6 bxc3 17. bxc3 gxf6 18. Qh5 Qe5 19. Qh4 Qg5 20. Nf3 Qxh4 21. Nxh4 Kh7 0-1

[Event "Barranquilla op"]
[Site "Barranquilla"]
[Date "2009.04.25"]
[Round "3"]
[White "Montoya, Alfonso"]
[Black "Acuna, Nelson Alfredo"]
[Result "1/2-1/2"]
[ECO "D00"]
[PlyCount "43"]
[EventDate "2009.04.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Bg5 Nd7 4. e3 h6 5. Bh4 Ngf6 6. Nc3 e6 7. Bd3 a6 8. Nge2 Be7 9. 0-0 0-0 10. cxd5 Nxd5 11. Bxe7 Qxe7 12. Rc1 Nxc3 13. bxc3 e5 14. Ng3 Nf6 15. Bb1 e4 16. c4 Bg4 17. Qb3 b5 18. cxb5 cxb5 19. Rc5 Be6 20. Qc2 Bc4 21. Re1 Rfe8 22. Qb2 1/2-1/2

[Event "Barranquilla op"]
[Site "Barranquilla"]
[Date "2009.04.24"]
[Round "1"]
[White "Lopez Hernandez, Carlos Manuel"]
[Black "Acuna, Nelson Alfredo"]
[Result "1-0"]
[ECO "A17"]
[WhiteElo "2319"]
[PlyCount "67"]
[EventDate "2009.04.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. Nc3 Bb4 4. g3 b6 5. Bg2 Bb7 6. 0-0 0-0 7. Qc2 Bxc3 8. Qxc3 d5 9. b3 c5 10. cxd5 exd5 11. d4 Nbd7 12. Bf4 Re8 13. Qb2 Ne4 14. Rad1 Rc8 15. dxc5 Ndxc5 16. Bh3 Ne6 17. Be5 f6 18. Bd4 Rc7 19. Rc1 Nxd4 20. Qxd4 Rce7 21. Rfd1 Qd6 22. Bg2 h6 23. Nh4 Ng5 24. Nf5 Qd7 25. Nxe7+ Rxe7 26. h4 Ne6 27. Bxd5 Bxd5 28. Qxd5 Qe8 29. Qc6 Qf7 30. Qa8+ Kh7 31. Rc8 Nc5 32. Rh8+ Kg6 33. h5+ Kxh5 34. Qf3+ 1-0

[Event "Barranquilla Copa Siglo 21st"]
[Site "Barranquilla"]
[Date "1999.??.??"]
[Round "2"]
[White "Acuna, Nelson Alfredo"]
[Black "Abello, Ernesto"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "1840"]
[PlyCount "71"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bc4 e6 4. c3 Be7 5. 0-0 d5 6. exd5 exd5 7. Bb3 Nf6 8. h3 0-0 9. d4 c4 10. Bc2 Re8 11. Bf4 b5 12. Nbd2 b4 13. Ba4 Bd7 14. Re1 a5 15. Nf1 Ne4 16. Rc1 Nb8 17. Ng3 Nxg3 18. fxg3 Rf8 19. Bc2 a4 20. Ne5 b3 21. axb3 axb3 22. Bb1 Bc8 23. Qh5 f5 24. Rf1 Qe8 25. Qf3 Nd7 26. Qxd5+ Kh8 27. Qxa8 Nb6 28. Qf3 Na4 29. Rf2 g5 30. Be3 g4 31. hxg4 fxg4 32. Qe2 Nb6 33. Rcf1 Kg8 34. Bh6 Rxf2 35. Rxf2 Bd6 36. Qe4 1-0

[Event "Barranquilla Copa Siglo 21st"]
[Site "Barranquilla"]
[Date "1999.??.??"]
[Round "6"]
[White "Acuna, Nelson Alfredo"]
[Black "Bobadilla, Mario"]
[Result "0-1"]
[ECO "B07"]
[PlyCount "123"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 d6 2. Nf3 Nf6 3. d3 g6 4. Be2 Bg7 5. Bg5 c5 6. 0-0 0-0 7. Nbd2 Nc6 8. Re1 Bd7 9. c3 h6 10. Bh4 e5 11. h3 Rb8 12. Nc4 b5 13. Ne3 g5 14. Bg3 Re8 15. Nh2 Ne7 16. f3 Ng6 17. Nhg4 Nh5 18. Bf2 Nhf4 19. Bf1 h5 20. Nh2 Ne7 21. Nc2 Qc7 22. Rc1 Qa5 23. a3 Nc6 24. d4 cxd4 25. cxd4 Red8 26. d5 Ne7 27. Nb4 Rdc8 28. h4 Rxc1 29. Qxc1 Rc8 30. Qb1 gxh4 31. Bxh4 Qb6+ 32. Bf2 Qb7 33. Rc1 a5 34. Nd3 Nxd3 35. Bxd3 Bh6 36. Rc2 b4 37. axb4 Qxb4 38. Rxc8+ Bxc8 39. Qc2 Bg5 40. Nf1 Bb7 41. Ng3 h4 42. Ne2 Ng6 43. Kh2 Bd8 44. Qc1 Kg7 45. f4 Qb3 46. Bc4 Qa4 47. b3 Qd7 48. f5 Nf8 49. Be3 Qe7 50. Ng1 h3 51. gxh3 Qh4 52. Nf3 Qxe4 53. Bh6+ Kg8 54. Qg1+ Ng6 55. Nd2 Qc2 56. fxg6 f5 57. h4 f4 58. Qg2 Bxh4 59. g7 Bg3+ 60. Kh1 Qd1+ 61. Bf1 Qh5+ 62. Kg1 0-1

[Event "Barranquilla Copa Siglo 21st"]
[Site "Barranquilla"]
[Date "1999.??.??"]
[Round "5"]
[White "Acuna, Nelson Alfredo"]
[Black "Pena, Jearlena"]
[Result "1-0"]
[ECO "C50"]
[PlyCount "75"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. 0-0 Nf6 5. Re1 d6 6. h3 0-0 7. c3 Be6 8. Bb5 a6 9. Ba4 b5 10. Bc2 h6 11. d4 Bb6 12. d5 Bd7 13. dxc6 Bxc6 14. Nbd2 Nh7 15. Nf1 Qf6 16. Be3 Bxe3 17. Nxe3 Qg6 18. Nd5 Kh8 19. Ne7 Qe6 20. Nxc6 g5 21. Re3 g4 22. hxg4 Qxg4 23. Nh2 Qg6 24. Rg3 Qf6 25. Ng4 Qg6 26. Ne7 Qe6 27. Nf5 Rg8 28. Nfxh6 Rg6 29. Bb3 Qe7 30. Nxf7+ Kg8 31. Nfxe5+ Kg7 32. Nxg6 Kxg6 33. Qd5 Rf8 34. e5 dxe5 35. Nxe5+ Kh6 36. Qd2+ Kh5 37. Bd1+ Kh4 38. Qh6# 1-0

[Event "Barranquilla Mia op"]
[Site "Manizales"]
[Date "1999.??.??"]
[Round "1"]
[White "Acuna, Nelson Alfredo"]
[Black "Vergara, Luis"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "1840"]
[BlackElo "1830"]
[PlyCount "62"]
[EventDate "1999.04.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bc4 e6 4. c3 Nc6 5. d3 Nf6 6. Bg5 Be7 7. 0-0 a6 8. Nbd2 0-0 9. Re1 Qc7 10. Nf1 b5 11. Bb3 Bb7 12. Bc2 Rac8 13. Rc1 Rfe8 14. d4 cxd4 15. cxd4 Qb8 16. a3 Na5 17. N1d2 Nc4 18. Nxc4 Rxc4 19. e5 dxe5 20. Nxe5 Rcc8 21. Qd3 g6 22. Qd2 Nd5 23. Bh6 Qd6 24. Be4 Ba8 25. Qd3 Bf8 26. Bxf8 Rxf8 27. g3 f6 28. Nf3 f5 29. Bxd5 Qxd5 30. Kg2 g5 31. Re5 Qxf3+ 0-1

[Event "Barranquilla Copa Siglo 21st"]
[Site "Barranquilla"]
[Date "1999.??.??"]
[Round "3"]
[White "Blanco Dugand, Jaime"]
[Black "Acuna, Nelson Alfredo"]
[Result "0-1"]
[ECO "B30"]
[BlackElo "1840"]
[PlyCount "72"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. Nf3 c5 2. g3 Nc6 3. Bg2 Nf6 4. 0-0 e6 5. d3 Be7 6. e4 d6 7. Nbd2 0-0 8. Re1 e5 9. h3 Bd7 10. Nc4 b5 11. Ne3 Re8 12. c3 Qc8 13. Kh2 Bf8 14. Qb3 Rb8 15. Ng5 Nd8 16. Nd5 Nxd5 17. exd5 Be7 18. h4 f6 19. Nh3 Nf7 20. Qc2 f5 21. f4 Bf6 22. Ng5 h6 23. Qd1 hxg5 24. hxg5 Bd8 25. Qh5 Re7 26. Rh1 c4 27. Kg1 Qc5+ 28. Kf1 Bb6 29. Qf3 cxd3 30. g6 Nh6 31. fxe5 dxe5 32. Bg5 Ree8 33. Re1 e4 34. Qf4 e3 35. Rxh6 e2+ 36. Rxe2 Qg1# 0-1

[Event "Barranquilla Copa Siglo 21st"]
[Site "Barranquilla"]
[Date "1999.??.??"]
[Round "4"]
[White "Jaramillo, Martin"]
[Black "Acuna, Nelson Alfredo"]
[Result "1-0"]
[ECO "A04"]
[PlyCount "71"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. Nf3 c5 2. g3 Nc6 3. Bg2 d6 4. 0-0 Nf6 5. d3 Bg4 6. Nc3 e6 7. e4 Be7 8. h3 Bh5 9. Ne2 0-0 10. g4 Bg6 11. Ng3 h6 12. Nh2 Nd7 13. f4 Bh4 14. Ne2 f5 15. Nf3 Be7 16. Ng3 fxg4 17. hxg4 Nd4 18. Be3 Nxf3+ 19. Bxf3 Bh4 20. Kg2 Bxg3 21. Kxg3 Qc7 22. Qd2 Rf7 23. Kg2 Raf8 24. f5 Ne5 25. Be2 exf5 26. gxf5 Bh7 27. Rf4 d5 28. Rh4 b5 29. Rg1 dxe4 30. dxe4 Nc4 31. Bxc4 bxc4 32. Kh1 Kh8 33. Qc3 Qc6 34. Bxh6 Rg8 35. Bd2 Rf6 36. Rxh7+ 1-0

[Event "Barranquilla Copa Siglo 21st"]
[Site "Barranquilla"]
[Date "1999.??.??"]
[Round "1"]
[White "Melgosa, Marcio"]
[Black "Acuna, Nelson Alfredo"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2230"]
[BlackElo "1840"]
[PlyCount "47"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 c5 2. c3 d6 3. d4 cxd4 4. cxd4 Nf6 5. Nc3 Nc6 6. Nf3 Bg4 7. d5 Ne5 8. Bb5+ Nfd7 9. Nxe5 Bxd1 10. Bxd7+ Qxd7 11. Nxd7 Bg4 12. Nxf8 Rxf8 13. 0-0 e6 14. dxe6 fxe6 15. Be3 a6 16. f3 Bh5 17. Rfd1 Ke7 18. Bg5+ Kd7 19. Rd2 h6 20. Bh4 g5 21. Bg3 Rfd8 22. Rxd6+ Ke7 23. Rad1 g4 24. Bh4+ 1-0

[Event "Barranquilla Copa Siglo 21st"]
[Site "Barranquilla"]
[Date "1999.??.??"]
[Round "7"]
[White "Rada, Daniel Eloy"]
[Black "Acuna, Nelson Alfredo"]
[Result "0-1"]
[ECO "B85"]
[PlyCount "64"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Nf6 6. Be2 e6 7. Be3 Be7 8. f4 Nc6 9. 0-0 0-0 10. Qd2 Qc7 11. Bf3 Bd7 12. Rad1 Rac8 13. Qf2 b5 14. Qg3 b4 15. Nb1 Nxd4 16. Rxd4 Qxc2 17. Rd2 Qc7 18. f5 Kh8 19. Qh3 d5 20. Rfd1 dxe4 21. Bxe4 Bc5 22. Kh1 Bxe3 23. Qxe3 exf5 24. Bd3 Ng4 25. Qg1 h5 26. Bxa6 Rcd8 27. h3 Nf6 28. Qd4 Ne4 29. Rd3 Ng3+ 30. Rxg3 Qxg3 31. Bb5 Bc6 32. Qg1 Qxh3+ 0-1

