[Event "Bogota Navidad op"]
[Site "Bogota"]
[Date "2016.12.08"]
[Round "3"]
[White "Campos Gomez, Manuel"]
[Black "Casallas Abril, Dario Hernan"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1522"]
[BlackElo "1947"]
[PlyCount "40"]
[EventDate "2016.12.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 176 Extra"]
[Source "ChessBase"]
[SourceDate "2017.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2017.03.02"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Bd6 5. Nf3 Nc6 6. 0-0 Nge7 7. Re1 Bg4 8. c3 Qd7 9. Nbd2 0-0-0 10. b4 Ng6 11. a4 Nf4 12. Bb5 Rde8 13. Bb2 Rxe1+ 14. Qxe1 Re8 15. Qf1 Re6 16. Re1 Rg6 17. Bd3 Bxf3 18. Bxg6 Bxg2 19. Qxg2 Nxg2 20. Kxg2 hxg6 0-1

[Event "Bogota Navidad op"]
[Site "Bogota"]
[Date "2016.12.07"]
[Round "1"]
[White "Casallas Abril, Dario Hernan"]
[Black "Chaparro, Edilberto"]
[Result "1-0"]
[ECO "D11"]
[WhiteElo "1947"]
[BlackElo "1686"]
[PlyCount "59"]
[EventDate "2016.12.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 176 Extra"]
[Source "ChessBase"]
[SourceDate "2017.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2017.03.02"]
[SourceQuality "1"]

1. d4 d5 2. c4 Nf6 3. g3 c6 4. Nf3 Bf5 5. Bg2 e6 6. 0-0 Be7 7. Nc3 Nbd7 8. Nh4 Bg6 9. Nxg6 fxg6 10. Bh3 e5 11. cxd5 exd4 12. Qxd4 Bc5 13. Bxd7+ Nxd7 14. Qe4+ Qe7 15. dxc6 Nf6 16. cxb7 Rb8 17. Qa4+ Qd7 18. Rd1 Qxa4 19. Nxa4 Be7 20. Be3 Rxb7 21. Rac1 0-0 22. b3 Ng4 23. Bd4 Bf6 24. Bxf6 Rxf6 25. Rd8+ Rf8 26. Rxf8+ Kxf8 27. f3 Ne3 28. Kf2 Re7 29. Nc3 Kf7 30. Ne4 1-0

[Event "Tercer Piso op"]
[Site "Tercer Piso"]
[Date "2015.03.21"]
[Round "2"]
[White "Casallas Abril, Dario Hernan"]
[Black "Garcia Sanchez, Jaime"]
[Result "0-1"]
[ECO "B60"]
[WhiteElo "1971"]
[BlackElo "1871"]
[PlyCount "21"]
[EventDate "2015.03.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 165 Extra"]
[Source "ChessBase"]
[SourceDate "2015.04.21"]
[SourceVersion "1"]
[SourceVersionDate "2015.04.21"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d6 5. Nc3 Nf6 6. Bg5 g6 7. Bxf6 exf6 8. Bc4 Bg7 9. Ncb5 0-0 10. Nxd6 Na5 11. Nf3 0-1

[Event "Tercer Piso op"]
[Site "Tercer Piso"]
[Date "2015.03.21"]
[Round "1"]
[White "Cuellar, Jose Gabriel"]
[Black "Casallas Abril, Dario Hernan"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1698"]
[BlackElo "1971"]
[PlyCount "100"]
[EventDate "2015.03.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 165 Extra"]
[Source "ChessBase"]
[SourceDate "2015.04.21"]
[SourceVersion "1"]
[SourceVersionDate "2015.04.21"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 e6 4. e3 Nc6 5. c3 Be7 6. Bd3 0-0 7. Qc2 h6 8. h3 Bd6 9. Ne5 Bxe5 10. Bxe5 Nxe5 11. dxe5 Nd7 12. f4 Nc5 13. Nd2 Qh4+ 14. Ke2 a5 15. Nf3 Qg3 16. Kf1 b6 17. Be2 Ne4 18. Bd3 Bb7 19. h4 Nc5 20. Rh3 Qg4 21. Be2 Ne4 22. Ng5 Qf5 23. Nxe4 Qxe4 24. Qxe4 dxe4 25. Rd1 Rad8 26. Ke1 Bd5 27. c4 Bc6 28. Rd4 Rxd4 29. exd4 Rd8 30. d5 exd5 31. cxd5 Bxd5 32. a3 Be6 33. Re3 Rd4 34. g4 g6 35. g5 h5 36. Bd1 Bc4 37. Bc2 Bd5 38. Rc3 c6 39. Ke2 c5 40. Ke3 Kf8 41. Bb3 Bc6 42. Ba2 Ke7 43. Bb3 Bb5 44. Ba2 a4 45. Bb1 Bc6 46. Bc2 Ke6 47. Bb1 Kf5 48. Rc1 Bd5 49. Rg1 Bb3 50. Ke2 Kxf4 0-1

[Event "Tercer Piso op"]
[Site "Tercer Piso"]
[Date "2015.03.21"]
[Round "3"]
[White "Rivera Quintero, Ramon Alberto"]
[Black "Casallas Abril, Dario Hernan"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "1792"]
[BlackElo "1971"]
[PlyCount "45"]
[EventDate "2015.03.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 165 Extra"]
[Source "ChessBase"]
[SourceDate "2015.04.21"]
[SourceVersion "1"]
[SourceVersionDate "2015.04.21"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 e6 4. e3 c5 5. c3 cxd4 6. exd4 Be7 7. Bd3 Nc6 8. Nbd2 0-0 9. Ne5 Qb6 10. Rb1 Nd7 11. h4 Bf6 12. Ndf3 Qa5 13. Bxh7+ Kh8 14. Nxc6 bxc6 15. Bc2 Be7 16. Ng5 Nf6 17. Be5 g6 18. h5 Kg7 19. Qf3 Qd8 20. Kd2 Rh8 21. g4 a5 22. hxg6 Rxh1 23. Rxh1 1-0

[Event "Bogota-ch sf"]
[Site "Bogota"]
[Date "2014.03.24"]
[Round "6"]
[White "Casallas Abril, Dario Hernan"]
[Black "Bautista Chiquillo, Leidy Johanna"]
[Result "1-0"]
[ECO "B98"]
[WhiteElo "1975"]
[BlackElo "1540"]
[PlyCount "71"]
[EventDate "2014.03.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Nc6 9. 0-0-0 0-0 10. Nxc6 bxc6 11. e5 Nd5 12. Ne4 Rb8 13. Bxe7 Nxe7 14. Nxd6 Qb6 15. Nc4 Qc7 16. Bd3 a5 17. Qh3 g6 18. Nd6 Qb6 19. b3 a4 20. Ne4 Nd5 21. Bc4 Qe3+ 22. Qxe3 Nxe3 23. Rd2 Nd5 24. Bxd5 cxd5 25. Nd6 axb3 26. axb3 Bd7 27. Kb2 Rb6 28. Ra1 Rfb8 29. Ra7 Be8 30. Rd3 h6 31. Rc3 f5 32. Rcc7 g5 33. Rg7+ Kf8 34. Nxe8 R8b7 35. Raxb7 Rxb7 36. Rxb7 1-0

[Event "Bogota-ch sf"]
[Site "Bogota"]
[Date "2014.03.24"]
[Round "7"]
[White "Guzman, Campo Elias"]
[Black "Casallas Abril, Dario Hernan"]
[Result "1-0"]
[ECO "A01"]
[WhiteElo "2060"]
[BlackElo "1975"]
[PlyCount "63"]
[EventDate "2014.03.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. b3 Nf6 2. Bb2 d5 3. e3 Nc6 4. Bb5 Bd7 5. Nf3 a6 6. Bxc6 Bxc6 7. Ne5 Bd7 8. c4 e6 9. Nc3 Be7 10. 0-0 0-0 11. f4 Bc8 12. Ne2 Qd6 13. Ng3 Rd8 14. d4 b6 15. c5 bxc5 16. Ba3 Nd7 17. Rc1 Nxe5 18. Bxc5 Qd7 19. fxe5 Bb7 20. Nh5 Bg5 21. Qg4 Bxe3+ 22. Kh1 f5 23. exf6 g6 24. Rce1 Bh6 25. f7+ Kh8 26. Nf6 Qxf7 27. Qh4 Bf8 28. Ne8 Qxf1+ 29. Rxf1 Rxe8 30. Rf7 Bg7 31. Rxc7 Bc8 32. Be7 1-0

[Event "Bogota-ch sf"]
[Site "Bogota"]
[Date "2014.03.23"]
[Round "4"]
[White "Becerra, Juan David"]
[Black "Casallas Abril, Dario Hernan"]
[Result "1-0"]
[ECO "C18"]
[WhiteElo "2194"]
[BlackElo "1975"]
[PlyCount "63"]
[EventDate "2014.03.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. Qg4 Qc7 8. Qxg7 Rg8 9. Qxh7 cxd4 10. Ne2 Nbc6 11. f4 dxc3 12. Qd3 Bd7 13. Nxc3 a6 14. Rb1 Rc8 15. Bd2 Na5 16. h4 Nc4 17. h5 Nxa3 18. Rb3 Nc4 19. h6 Rh8 20. h7 Ng6 21. Qd4 Na5 22. Rb1 Nc6 23. Qf2 Nce7 24. Bd3 b5 25. Qg3 Nf5 26. Qg5 Qd8 27. Qh5 Qe7 28. Ne2 Qf8 29. g4 Ng7 30. Qh6 Ne7 31. Bb4 Ra8 32. Qf6 1-0

[Event "Bogota-ch sf"]
[Site "Bogota"]
[Date "2014.03.23"]
[Round "5"]
[White "Prada, Diogenes"]
[Black "Casallas Abril, Dario Hernan"]
[Result "1-0"]
[ECO "C10"]
[WhiteElo "2069"]
[BlackElo "1975"]
[PlyCount "27"]
[EventDate "2014.03.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nd7 5. Be3 Ngf6 6. Bd3 Be7 7. Qd2 0-0 8. Ne2 b6 9. f3 Bb7 10. 0-0-0 Nd5 11. Bf2 a5 12. h4 N7f6 13. Nxf6+ gxf6 14. Rh3 1-0

[Event "Bogota-ch sf"]
[Site "Bogota"]
[Date "2014.03.22"]
[Round "3"]
[White "Casallas Abril, Dario Hernan"]
[Black "Ceron, Juan Carlos"]
[Result "1-0"]
[ECO "B98"]
[WhiteElo "1975"]
[BlackElo "2081"]
[PlyCount "22"]
[EventDate "2014.03.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Qc7 9. 0-0-0 Nc6 10. g4 Bd7 11. Kb1 Rc8 1-0

[Event "Bogota district-chT"]
[Site "Bogota"]
[Date "2012.11.11"]
[Round "5"]
[White "Cifuentes, John Jairo"]
[Black "Casallas Abril, Dario Hernan"]
[Result "1-0"]
[ECO "C18"]
[WhiteElo "2123"]
[BlackElo "1990"]
[PlyCount "71"]
[EventDate "2012.11.09"]
[EventType "team-swiss"]
[EventRounds "5"]
[EventCountry "COL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. Qg4 Qc7 8. Qxg7 Rg8 9. Qxh7 cxd4 10. Ne2 Nbc6 11. f4 dxc3 12. Qd3 Bd7 13. Nxc3 a6 14. Rb1 Nf5 15. g3 Ncd4 16. Bh3 Nb5 17. Nxd5 exd5 18. Bxf5 Bxf5 19. Qxf5 Qa5+ 20. Kf2 Qb6+ 21. Kg2 Qc6 22. Re1 Nd4 23. Qd3 Nxc2 24. Re2 Rc8 25. Rb2 d4+ 26. Kf2 Nxa3 27. Qxa3 Qxc1 28. e6 f6 29. Qa4+ Qc6 30. Qxd4 Rh8 31. h4 Rc7 32. Qxf6 Rf8 33. Qg6+ Kd8 34. Rbc2 Qb6+ 35. Kg2 Rxc2 36. e7+ 1-0

[Event "Bogota district-chT"]
[Site "Bogota"]
[Date "2012.11.10"]
[Round "2"]
[White "Casallas Abril, Dario Hernan"]
[Black "Suaza, Yesid Rodrigo"]
[Result "0-1"]
[ECO "B94"]
[WhiteElo "1990"]
[BlackElo "1992"]
[PlyCount "29"]
[EventDate "2012.11.09"]
[EventType "team-swiss"]
[EventRounds "5"]
[EventCountry "COL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e5 7. Nb3 Be6 8. Qd2 Nbd7 9. 0-0-0 Qc7 10. f3 Be7 11. Be2 b5 12. Nd5 Bxd5 13. exd5 Rc8 14. Bxf6 Bxf6 15. f4 0-1

[Event "Bogota district-chT"]
[Site "Bogota"]
[Date "2012.11.09"]
[Round "1"]
[White "Casallas Abril, Dario Hernan"]
[Black "Garavito, Miguel Angel"]
[Result "0-1"]
[ECO "B08"]
[WhiteElo "1990"]
[BlackElo "2236"]
[PlyCount "98"]
[EventDate "2012.11.09"]
[EventType "team-swiss"]
[EventRounds "5"]
[EventCountry "COL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nf3 d6 4. Nc3 c6 5. Bc4 Nf6 6. 0-0 b5 7. Bd3 0-0 8. a3 Bg4 9. h3 Bxf3 10. Qxf3 e5 11. dxe5 dxe5 12. Bg5 Nbd7 13. Rad1 Qc7 14. Rd2 h6 15. Bh4 Nh5 16. Rfd1 Nc5 17. Ne2 Rae8 18. Bg3 Nxg3 19. Nxg3 h5 20. b4 Ne6 21. c3 Bh6 22. Rc2 Rd8 23. Nf1 Rd7 24. Ne3 Rfd8 25. Be2 Bxe3 26. Rxd7 Bxf2+ 27. Qxf2 Qxd7 28. Qf6 Qd6 29. g3 Nd4 30. Qxd6 Nxe2+ 31. Rxe2 Rxd6 32. Rc2 Rd1+ 33. Kf2 Ra1 34. c4 Rxa3 35. cxb5 cxb5 36. Rc5 a6 37. Rxe5 Rb3 38. Re8+ Kg7 39. Ra8 Rxb4 40. Rxa6 Rxe4 41. Rb6 b4 42. Kf3 Rc4 43. h4 Rc3+ 44. Kf4 Rb3 45. Rb5 Rb1 46. Rb6 b3 47. Kf3 Kf8 48. Ke2 b2 49. Kf2 Rh1 0-1

[Event "Bogota op 10"]
[Site "Bogota"]
[Date "2012.10.19"]
[Round "9"]
[White "Casallas Abril, Dario Hernan"]
[Black "Fleites Marti, Yuleikys"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "1982"]
[BlackElo "2156"]
[PlyCount "86"]
[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 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 Be6 9. Nc4 Rc8 10. Bxf6 gxf6 11. Ne3 Bh6 12. Bd3 Bxe3 13. fxe3 Qb6 14. Qd2 Qxb2 15. 0-0 Nb4 16. Rfb1 Qxc3 17. Qxc3 Rxc3 18. Rxb4 Rc7 19. Rab1 Bc8 20. Rf1 Ke7 21. Rf2 Bd7 22. Rb1 Rg8 23. Rd2 b5 24. Rb3 Be6 25. Ra3 Rc6 26. Ra5 Bc8 27. Rd1 Rc5 28. Ra3 Bb7 29. h3 f5 30. exf5 Bxg2 31. Kh2 Bb7 32. e4 Rg5 33. Rg1 Rxg1 34. Kxg1 d5 35. exd5 Rxd5 36. Rc3 e4 37. Be2 Kd6 38. Bg4 Rc5 39. Rxc5 Kxc5 40. Kf2 Kd4 41. Ke2 Ke5 42. Ke3 f6 43. c3 Bc8 0-1

[Event "Bogota op 10"]
[Site "Bogota"]
[Date "2012.10.18"]
[Round "8"]
[White "Castrillon Gomez, Melissa"]
[Black "Casallas Abril, Dario Hernan"]
[Result "1/2-1/2"]
[ECO "C02"]
[WhiteElo "2179"]
[BlackElo "1982"]
[PlyCount "91"]
[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 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 cxd4 6. cxd4 Qb6 7. Bd3 Bd7 8. 0-0 Nxd4 9. Nxd4 Qxd4 10. Nc3 a6 11. Qe2 Ne7 12. Kh1 Nc6 13. f4 Nb4 14. Rd1 Nxd3 15. Rxd3 Qb6 16. f5 Bb5 17. Nxb5 Qxb5 18. fxe6 fxe6 19. Bg5 Be7 20. Bxe7 Kxe7 21. Qd2 h6 22. Rb3 Qd7 23. Qb4+ Kf7 24. Rf1+ Kg6 25. Rbf3 Qc6 26. Qe7 Rhg8 27. Rc3 Qe8 28. Qxb7 Qb5 29. Qf7+ Kh7 30. Rg3 Qxb2 31. Qxe6 Raf8 32. Rg1 Qxa2 33. h3 Re8 34. Qd6 Qe2 35. Rc1 Qxe5 36. Qg6+ Kh8 37. Rc6 Qf4 38. Rxa6 Qc1+ 39. Kh2 Re1 40. Rf3 Rh1+ 41. Kg3 Qe1+ 42. Kg4 Rh2 43. Kh5 Qe5+ 44. Qf5 Qxf5+ 45. Rxf5 Rxg2 46. Rxd5 1/2-1/2

[Event "Bogota op 10"]
[Site "Bogota"]
[Date "2012.10.17"]
[Round "7"]
[White "Casallas Abril, Dario Hernan"]
[Black "Guerrero Sierra, Juan Carlos"]
[Result "0-1"]
[ECO "B34"]
[WhiteElo "1982"]
[BlackElo "2255"]
[PlyCount "50"]
[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 g6 3. d4 Bg7 4. Nc3 cxd4 5. Nxd4 Nc6 6. Be3 Nf6 7. f3 0-0 8. Qd2 d5 9. Nxc6 bxc6 10. exd5 Nxd5 11. Nxd5 cxd5 12. c3 Qa5 13. Be2 Rd8 14. 0-0 d4 15. Rfd1 d3 16. Bxd3 Rb8 17. Qe2 Be6 18. Bc4 Bxc4 19. Qxc4 Rxb2 20. Rab1 Rxb1 21. Rxb1 Bxc3 22. Rb7 Be5 23. Qe2 Qa4 24. Rxe7 Rd1+ 25. Kf2 Qh4+ 0-1

[Event "Bogota op 10"]
[Site "Bogota"]
[Date "2012.10.16"]
[Round "6"]
[White "Castillo, Helberth"]
[Black "Casallas Abril, Dario Hernan"]
[Result "0-1"]
[ECO "C10"]
[WhiteElo "2092"]
[BlackElo "1982"]
[PlyCount "64"]
[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 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Ng3 Be7 7. Bd3 0-0 8. 0-0 c5 9. c3 b6 10. Qe2 Bb7 11. Be3 Qc7 12. Rad1 Rad8 13. Rfe1 Bd6 14. Bb1 e5 15. dxc5 Nxc5 16. Nf5 e4 17. N3d4 Bxh2+ 18. Kh1 Ba6 19. c4 Be5 20. b3 Bc8 21. Nb5 Qb7 22. Nfd6 Qe7 23. Nxc8 Rxc8 24. Bxc5 Qxc5 25. Bxe4 a6 26. Na7 Rce8 27. Qf3 Bb8 28. Nc6 Nxe4 29. Rxe4 Rxe4 30. Nxb8 Rh4+ 31. Kg1 Rxb8 32. Qg3 Rh1+ 0-1

[Event "Bogota op 10"]
[Site "Bogota"]
[Date "2012.10.15"]
[Round "5"]
[White "Casallas Abril, Dario Hernan"]
[Black "Sanchez, Harrison"]
[Result "1-0"]
[ECO "B19"]
[WhiteElo "1982"]
[BlackElo "1748"]
[PlyCount "79"]
[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 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Ngf6 10. Bxh7 Nxh7 11. Qd3 Qc7 12. Bd2 e6 13. 0-0-0 Bd6 14. Ne4 Bf4 15. Rh4 Bxd2+ 16. Rxd2 Nhf6 17. Re2 0-0-0 18. Qa3 Nxe4 19. Rhxe4 Nf6 20. Rh4 Kb8 21. Ne5 Rd5 22. c4 Ra5 23. Qb3 Rd8 24. Kb1 c5 25. Qc3 a6 26. d5 exd5 27. Nxf7 d4 28. Qd2 Re8 29. Rxe8+ Nxe8 30. Re4 Nf6 31. Re1 b5 32. Ne5 bxc4 33. Nc6+ Ka8 34. Nxa5 c3 35. Qd3 Qxa5 36. Qf3+ Kb8 37. Re7 Qb5 38. b3 d3 39. Qf4+ Ka8 40. Qc7 1-0

[Event "Bogota op 10"]
[Site "Bogota"]
[Date "2012.10.13"]
[Round "3"]
[White "Gonzalez Lopez, Nicolas Mateo"]
[Black "Casallas Abril, Dario Hernan"]
[Result "0-1"]
[ECO "C19"]
[WhiteElo "1801"]
[BlackElo "1982"]
[PlyCount "68"]
[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 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. Nf3 Nbc6 8. Bg5 Qa5 9. Qd2 h6 10. Bxe7 Nxe7 11. c4 Qxd2+ 12. Kxd2 cxd4 13. cxd5 Nxd5 14. Nxd4 0-0 15. c4 Nb6 16. Nb5 Rd8+ 17. Kc2 Bd7 18. Rd1 a6 19. Nc3 Rac8 20. Rd4 Na4 21. Rxd7 Rxd7 22. Nxa4 Rcd8 23. Nb2 Rd2+ 24. Kc3 Rxf2 25. Nd3 Ra2 26. Kb3 Ra1 27. Kc2 Rxa3 28. Be2 Ra2+ 29. Nb2 Rxb2+ 30. Kxb2 Rd2+ 31. Kc3 Rxe2 32. Rb1 b5 33. cxb5 axb5 34. Rxb5 Rxg2 0-1

[Event "Bogota op 10"]
[Site "Bogota"]
[Date "2012.10.12"]
[Round "2"]
[White "Casallas Abril, Dario Hernan"]
[Black "Munoz Galvez, Jhon Edison"]
[Result "0-1"]
[ECO "B97"]
[WhiteElo "1982"]
[BlackElo "2236"]
[PlyCount "76"]
[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 d6 3. d4 Nf6 4. Nc3 cxd4 5. Nxd4 a6 6. Bg5 e6 7. f4 Qb6 8. Qd2 Qxb2 9. Rb1 Qa3 10. e5 h6 11. Bh4 g5 12. fxg5 dxe5 13. gxf6 exd4 14. Qxd4 Nc6 15. Qc4 Bb4 16. Rb3 Qc1+ 17. Kf2 Qxc2+ 18. Be2 Qf5+ 19. Bf3 Qc5+ 20. Qxc5 Bxc5+ 21. Ke1 Nd4 22. Rb2 Ba3 23. Rd2 Nxf3+ 24. gxf3 Rg8 25. Bg3 Bd7 26. Ke2 Rg6 27. Ne4 Bc6 28. Rhd1 Ba4 29. Rb1 Bb5+ 30. Kf2 Bc6 31. Be5 Rd8 32. Rbd1 Rxd2+ 33. Rxd2 Bb4 34. Rd4 Bf8 35. Bc7 Bd5 36. Be5 Bxa2 37. Nc3 Bc5 38. Nxa2 Rg5 0-1

[Event "Bogota Region-ch Amateur"]
[Site "Bogota"]
[Date "2012.03.04"]
[Round "5.7"]
[White "Heredia, Esteban"]
[Black "Casallas Abril, Dario Hernan"]
[Result "0-1"]
[ECO "D04"]
[WhiteElo "1718"]
[BlackElo "1982"]
[PlyCount "40"]
[EventDate "2012.03.01"]
[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. Nf3 Nf6 3. e3 c6 4. Bd3 Bg4 5. h3 Bh5 6. g4 Bg6 7. c4 dxc4 8. Bxc4 e6 9. Qb3 Qc7 10. Nbd2 Be7 11. Ne5 Nbd7 12. Nxg6 hxg6 13. Be2 0-0-0 14. Bf3 Nb6 15. Nc4 Nfd5 16. Be2 Nxc4 17. Qxc4 e5 18. e4 Nb6 19. Qxf7 Rxd4 20. Qxg7 Rf8 0-1

[Event "Bogota Region-ch Amateur"]
[Site "Bogota"]
[Date "2012.03.01"]
[Round "1.5"]
[White "Casallas Abril, Dario Hernan"]
[Black "Duarte, Andres Javier"]
[Result "1/2-1/2"]
[ECO "B77"]
[WhiteElo "1982"]
[BlackElo "1792"]
[PlyCount "93"]
[EventDate "2012.03.01"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Nc3 Nc6 6. Be3 d6 7. Bc4 Nf6 8. f3 Bd7 9. Qd2 Qc7 10. Bb3 Nxd4 11. Bxd4 0-0 12. 0-0-0 a6 13. h4 e5 14. Be3 Nh5 15. Qxd6 Qxd6 16. Rxd6 Bc6 17. Nd5 Kh8 18. Ne7 Rfd8 19. Rhd1 Rxd6 20. Rxd6 Bf8 21. Rxc6 bxc6 22. Nxc6 f6 23. Bd5 Nf4 24. Bxf4 exf4 25. Nd4 Rb8 26. Ne6 Bd6 27. c4 Rc8 28. b3 h6 29. Kb2 g5 30. h5 a5 31. Kc3 g4 32. fxg4 Rg8 33. c5 Be5+ 34. Kd3 Rxg4 35. c6 Rxg2 36. c7 Rg3+ 37. Kd2 Rg2+ 38. Kd3 Rg3+ 39. Ke2 Rg8 40. Kf2 Rc8 41. Bb7 Rxc7 42. Nxc7 Bxc7 43. a3 Bd6 44. Kf3 Kg7 45. b4 axb4 46. axb4 Bxb4 47. Kxf4 1/2-1/2

[Event "Bogota McGregor op 2nd"]
[Site "Bogota"]
[Date "2011.12.11"]
[Round "9"]
[White "Patino, Jairo"]
[Black "Casallas Abril, Dario Hernan"]
[Result "0-1"]
[ECO "E92"]
[WhiteElo "1636"]
[BlackElo "1989"]
[PlyCount "51"]
[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 Nf6 2. Nc3 g6 3. d4 d6 4. Nf3 Bg7 5. e4 0-0 6. Be2 e5 7. Bg5 h6 8. Be3 Nc6 9. d5 Ne7 10. b4 a5 11. b5 b6 12. a4 Nd7 13. Qd2 Kh7 14. g4 Nc5 15. Bxc5 bxc5 16. Rg1 Bd7 17. Ra3 Qc8 18. Nh4 Bf6 19. Ng2 Bxg4 20. f3 Bh5 21. Qe3 Bg5 22. Qf2 Qh3 23. b6 cxb6 24. Nb5 Qd7 25. h4 Bf6 26. f4 0-1

[Event "Bogota McGregor op 2nd"]
[Site "Bogota"]
[Date "2011.12.10"]
[Round "8"]
[White "Casallas Abril, Dario Hernan"]
[Black "Pardo Sierra, Aurelio"]
[Result "0-1"]
[ECO "B19"]
[WhiteElo "1989"]
[PlyCount "30"]
[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 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. h5 Bh7 8. Nf3 e6 9. Bd3 Bxd3 10. Qxd3 Nf6 11. Bf4 Bd6 12. Bxd6 Qxd6 13. 0-0-0 Nbd7 14. Ne4 Qf4+ 15. Kb1 Qxe4 0-1

[Event "Bogota McGregor op 2nd"]
[Site "Bogota"]
[Date "2011.12.09"]
[Round "7"]
[White "Sanint, Jorge Hernan"]
[Black "Casallas Abril, Dario Hernan"]
[Result "0-1"]
[ECO "D10"]
[WhiteElo "1780"]
[BlackElo "1989"]
[PlyCount "62"]
[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. Bg5 dxc4 5. a4 Bf5 6. e4 Nxe4 7. Bxc4 Nxc3 8. bxc3 Qa5 9. Ne2 Bg4 10. Bd2 e6 11. 0-0 Bd6 12. f3 Bh5 13. Bd3 Qc7 14. g3 0-0 15. Bf4 e5 16. dxe5 Bxe5 17. Qc2 Bg6 18. Bxg6 hxg6 19. Kg2 Nd7 20. Rae1 Rad8 21. Bxe5 Qxe5 22. Rd1 Nb6 23. Rd4 Nd5 24. Re4 Qf6 25. Re1 Rfe8 26. Nd4 Rxe4 27. Rxe4 c5 28. Ne2 Qg5 29. Kf2 Nf6 30. Re3 Qh6 31. Kg2 Qxe3 0-1

[Event "Bogota McGregor op 2nd"]
[Site "Bogota"]
[Date "2011.12.08"]
[Round "6"]
[White "Casallas Abril, Dario Hernan"]
[Black "Yosa, Jhonny"]
[Result "1-0"]
[ECO "B19"]
[WhiteElo "1989"]
[PlyCount "59"]
[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 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. h5 Bh7 8. Nf3 Nd7 9. Bd3 Bxd3 10. Qxd3 e6 11. Bf4 Qa5+ 12. Bd2 Qc7 13. 0-0-0 Ngf6 14. Rhe1 0-0-0 15. Qb3 Bd6 16. Ne4 Bf4 17. Qa3 Nxe4 18. Rxe4 Bxd2+ 19. Rxd2 Nf6 20. Re5 Kb8 21. Rd3 Rd5 22. Rxd5 exd5 23. Re3 Ne4 24. Ne5 Re8 25. Nd3 Qd6 26. Rxe4 Qd8 27. Rxe8 Qxe8 28. Qd6+ Kc8 29. Qe5 Qf8 30. Qf5+ 1-0

[Event "Bogota McGregor op 2nd"]
[Site "Bogota"]
[Date "2011.12.08"]
[Round "5"]
[White "Quinonez Lara, Maria Constanza"]
[Black "Casallas Abril, Dario Hernan"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "1795"]
[BlackElo "1989"]
[PlyCount "55"]
[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 e6 2. d3 d5 3. Nd2 Nf6 4. Ngf3 dxe4 5. dxe4 Nc6 6. Bb5 Bd7 7. 0-0 a6 8. Ba4 Bc5 9. c3 0-0 10. h3 Re8 11. Re1 e5 12. Nf1 Qe7 13. Bg5 Rad8 14. Qe2 h6 15. Bh4 b5 16. Bc2 Be6 17. Ne3 Na5 18. Nxe5 Bxh3 19. N3g4 Bxg4 20. Nxg4 Nc4 21. Nxf6+ gxf6 22. Qg4+ Kf8 23. Qh5 Kg7 24. Qg4+ Kf8 25. e5 Nxe5 26. Qf5 Rd6 27. Qh7 Qd8 28. Qh8+ 1-0

[Event "Bogota McGregor op 2nd"]
[Site "Bogota"]
[Date "2011.12.07"]
[Round "3"]
[White "Angulo, Ariolfo"]
[Black "Casallas Abril, Dario Hernan"]
[Result "1-0"]
[ECO "C10"]
[BlackElo "1989"]
[PlyCount "13"]
[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 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nd7 5. Nf3 Ndf6 6. Bd3 Be7 7. 0-0 1-0

[Event "Bogota McGregor op 2nd"]
[Site "Bogota"]
[Date "2011.12.07"]
[Round "4"]
[White "Casallas Abril, Dario Hernan"]
[Black "Velez Alvarez, Laura Camila"]
[Result "1-0"]
[ECO "B78"]
[WhiteElo "1989"]
[PlyCount "55"]
[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 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Bc4 Nc6 9. Qd2 Bd7 10. 0-0-0 Qb8 11. h4 Rc8 12. Bb3 Nxd4 13. Bxd4 a5 14. a3 b5 15. h5 a4 16. Bd5 b4 17. Nb1 b3 18. c3 Ra6 19. hxg6 hxg6 20. Qg5 Kf8 21. Rh4 e5 22. Be3 Ng8 23. f4 Bf6 24. Qg3 Bxh4 25. Qxh4 Re8 26. fxe5 dxe5 27. Bc5+ Rd6 28. Bc4 1-0

[Event "Bogota McGregor op 2nd"]
[Site "Bogota"]
[Date "2011.12.06"]
[Round "2"]
[White "Casallas Abril, Dario Hernan"]
[Black "Barrientos Chavarriaga, Sergio E"]
[Result "0-1"]
[ECO "B66"]
[WhiteElo "1989"]
[BlackElo "2517"]
[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. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Nc6 8. Qd2 h6 9. Bxf6 Qxf6 10. Nxc6 bxc6 11. Bc4 d5 12. e5 Qd8 13. Bb3 Be7 14. 0-0 a5 15. Ba4 0-0 16. Kh1 Qb6 17. Rab1 Rb8 18. Rf3 Qc7 19. Rg3 f5 20. Qe2 Rb4 21. Qf3 Qb6 22. Bb3 d4 23. a3 Rxb3 24. cxb3 dxc3 25. Qxc3 Ba6 26. Rd1 Rd8 27. Rd2 Rd5 28. h3 Bh4 29. Rf3 Be1 0-1

[Event "Bogota Univ Central op-A 5th"]
[Site "Bogota"]
[Date "2011.10.17"]
[Round "9.1"]
[White "Casallas Abril, Dario Hernan"]
[Black "Cespedes Rodriguez, Jaime"]
[Result "1/2-1/2"]
[ECO "B97"]
[WhiteElo "1990"]
[BlackElo "2205"]
[PlyCount "15"]
[EventDate "2011.10.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Qb6 8. Qd2 1/2-1/2

[Event "Bogota Univ Central op-A 5th"]
[Site "Bogota"]
[Date "2011.10.17"]
[Round "8.1"]
[White "Padilla, Ivo"]
[Black "Casallas Abril, Dario Hernan"]
[Result "0-1"]
[ECO "C00"]
[BlackElo "1990"]
[PlyCount "114"]
[EventDate "2011.10.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e6 2. c4 d5 3. exd5 exd5 4. cxd5 Nf6 5. Nc3 Nxd5 6. d4 Be7 7. Qb3 Nb6 8. Nf3 Bg4 9. Ne5 Be6 10. Qd1 0-0 11. Be2 N8d7 12. 0-0 Bf6 13. Bf4 Re8 14. Bf3 c6 15. Re1 Nf8 16. Nxc6 bxc6 17. Bxc6 Qxd4 18. Qxd4 Bxd4 19. Bxa8 Rxa8 20. Red1 Bf6 21. Rac1 Ng6 22. Be3 Nc4 23. b3 Nxe3 24. fxe3 a6 25. Ne4 Be7 26. Rc7 a5 27. g3 Bf5 28. Nc5 Bg5 29. Kf2 Re8 30. e4 Bxe4 31. Nxe4 Rxe4 32. Rc8+ Nf8 33. Rd5 Be7 34. Rxa5 g6 35. Ra4 Re5 36. Kf3 Kg7 37. Re4 Rf5+ 38. Rf4 Ra5 39. a4 Ne6 40. Rfc4 Bf6 41. Rb8 Nd4+ 42. Ke4 Nf5 43. Rc6 Re5+ 44. Kf4 Re2 45. Rxf6 Kxf6 46. Rb6+ Ke7 47. a5 Rxh2 48. a6 Rf2+ 49. Ke5 f6+ 50. Kd5 Rd2+ 51. Kc6 Rc2+ 52. Kb7 Nd6+ 53. Ka8 Kd7 54. Rb4 Rc6 55. Ka7 Kc7 56. Ra4 Nc8+ 57. Ka8 Nb6+ 0-1

[Event "Bogota Univ Central op-A 5th"]
[Site "Bogota"]
[Date "2011.10.14"]
[Round "2.1"]
[White "Becerra, Juan David"]
[Black "Casallas Abril, Dario Hernan"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "2268"]
[BlackElo "1990"]
[PlyCount "63"]
[EventDate "2011.10.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d3 d5 3. Nd2 dxe4 4. dxe4 Nc6 5. Ngf3 e5 6. Bb5 Bd6 7. Nc4 Bg4 8. h3 Bxf3 9. Qxf3 Nge7 10. c3 0-0 11. Ne3 a6 12. Ba4 b5 13. Bc2 Rb8 14. Nf5 Nxf5 15. exf5 Na5 16. Be4 Nc4 17. h4 Be7 18. g4 f6 19. g5 fxg5 20. hxg5 Bxg5 21. Bd5+ Kh8 22. Qh5 Bh6 23. Bxh6 gxh6 24. Qxh6 Qe7 25. 0-0-0 Nd6 26. Be6 Nxf5 27. Qh5 Nd6 28. Rdg1 Rf6 29. Bd5 Rbf8 30. Qg5 R6f7 31. Rxh7+ Rxh7 32. Qg8+ 1-0

[Event "Bogota Univ Central op-A 5th"]
[Site "Bogota"]
[Date "2011.10.14"]
[Round "3.1"]
[White "Casallas Abril, Dario Hernan"]
[Black "Argote, Carlos David"]
[Result "0-1"]
[ECO "B78"]
[WhiteElo "1990"]
[BlackElo "1772"]
[PlyCount "54"]
[EventDate "2011.10.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. Bc4 Bd7 10. 0-0-0 Rc8 11. Bb3 Ne5 12. h4 h5 13. Kb1 a6 14. Nde2 b5 15. Bg5 a5 16. a4 bxa4 17. Nxa4 Nc4 18. Bxc4 Rxc4 19. e5 Bxa4 20. Nc3 Nd7 21. Nxa4 Rxa4 22. exd6 Qb6 23. c3 exd6 24. Qc2 Rc4 25. Kc1 Rfc8 26. Rd3 Nc5 27. Rd5 Na4 0-1

[Event "Bogota Univ Central op-A 5th"]
[Site "Bogota"]
[Date "2011.10.13"]
[Round "1.1"]
[White "Casallas Abril, Dario Hernan"]
[Black "Pena Mora, Carlos"]
[Result "1-0"]
[ECO "B98"]
[WhiteElo "1990"]
[PlyCount "31"]
[EventDate "2011.10.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Nbd7 8. Qf3 Be7 9. 0-0-0 h6 10. Bh4 0-0 11. g4 Ne8 12. Bxe7 Qxe7 13. h4 e5 14. Nf5 Qe6 15. g5 exf4 16. gxh6 1-0

[Event "Bogota Mayores Distrital op"]
[Site "Bogota"]
[Date "2011.08.15"]
[Round "8"]
[White "Casallas Abril, Dario Hernan"]
[Black "Aguilar, Hernando"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "2006"]
[BlackElo "1876"]
[PlyCount "55"]
[EventDate "2011.08.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Bg4 7. 0-0 Bd6 8. h3 Bh5 9. Re1 f5 10. c4 c6 11. cxd5 cxd5 12. Qb3 0-0 13. Qxd5+ Kh8 14. Bxe4 fxe4 15. Qxh5 exf3 16. g3 Nc6 17. Re4 Bxg3 18. Be3 g6 19. Qg4 Bc7 20. Nd2 h5 21. Qe6 Rf6 22. Qb3 Qd6 23. Nf1 Qd7 24. Rh4 Rf4 25. Bxf4 Bxf4 26. Rxf4 Qxh3 27. Qxf3 Qd7 28. Rf7 1-0

[Event "Bogota Mayores Distrital op"]
[Site "Bogota"]
[Date "2011.08.15"]
[Round "9"]
[White "Salcedo, Jackeline"]
[Black "Casallas Abril, Dario Hernan"]
[Result "0-1"]
[ECO "E98"]
[WhiteElo "1995"]
[BlackElo "2006"]
[PlyCount "74"]
[EventDate "2011.08.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. Nf3 0-0 6. Be2 e5 7. 0-0 Nc6 8. d5 Ne7 9. Ne1 Nd7 10. f4 exf4 11. Bxf4 Ne5 12. Nf3 Nxf3+ 13. Bxf3 f5 14. Bg5 h6 15. Bh4 Qe8 16. Re1 g5 17. Bf2 f4 18. Bg4 Bxg4 19. Qxg4 a6 20. Ne2 Ng6 21. Nd4 Bxd4 22. Bxd4 Ne5 23. Bxe5 Qxe5 24. b3 Rae8 25. Kh1 Re7 26. Rad1 Rfe8 27. Rd2 Qc3 28. Rde2 Rxe4 29. h3 Rxe2 30. Rxe2 Rxe2 31. Qxe2 Qa1+ 32. Kh2 Qe5 33. Qf3 Kg7 34. h4 Kg6 35. hxg5 hxg5 36. Kh3 Qh8+ 37. Kg4 Qh4# 0-1

[Event "Bogota Mayores Distrital op"]
[Site "Bogota"]
[Date "2011.08.14"]
[Round "6"]
[White "Casallas Abril, Dario Hernan"]
[Black "Nieto, Manuel Valerio Wald"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "2006"]
[BlackElo "1847"]
[PlyCount "23"]
[EventDate "2011.08.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. d4 Nf6 5. Nf3 a6 6. Bc4 b5 7. Bb3 Bb7 8. 0-0 e6 9. Bg5 Be7 10. Qe2 0-0 11. Rad1 Nbd7 12. Rfe1 0-1

[Event "Bogota Mayores Distrital op"]
[Site "Bogota"]
[Date "2011.08.13"]
[Round "4"]
[White "Casallas Abril, Dario Hernan"]
[Black "Ramirez, Carlos"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "2006"]
[BlackElo "2316"]
[PlyCount "50"]
[EventDate "2011.08.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. a3 c4 7. Be2 Qb6 8. 0-0 f6 9. Nbd2 Na5 10. Rb1 Ne7 11. Qe1 Nec6 12. Bd1 Qc7 13. b4 cxb3 14. Nxb3 Nc4 15. exf6 gxf6 16. a4 0-0-0 17. Nbd2 Nxd2 18. Bxd2 Bd6 19. Qe2 e5 20. dxe5 fxe5 21. Ng5 Rdf8 22. c4 h6 23. Nf3 Bg4 24. cxd5 Bxf3 25. gxf3 Rhg8+ 0-1

[Event "Bogota Mayores Distrital op"]
[Site "Bogota"]
[Date "2011.08.13"]
[Round "5"]
[White "Perez, Laura"]
[Black "Casallas Abril, Dario Hernan"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1891"]
[BlackElo "2006"]
[PlyCount "62"]
[EventDate "2011.08.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. h3 Bd6 5. Nf3 Nc6 6. c3 Nge7 7. Bd3 Be6 8. 0-0 Qd7 9. Re1 0-0-0 10. a4 h5 11. b4 Rdg8 12. Ng5 Nd8 13. Qe2 Bf5 14. Na3 f6 15. Bxf5 Nxf5 16. Nf3 g5 17. Qb5 c6 18. Qa5 g4 19. hxg4 hxg4 20. Ne5 fxe5 21. dxe5 Qh7 22. Kf1 Bc7 23. Qxa7 Qh1+ 24. Ke2 Qxg2 25. Kd3 Qf3+ 26. Kc2 d4 27. cxd4 Qxf2+ 28. Bd2 Rh2 29. Qa8+ Bb8 30. Nc4 Qxd4 31. Nb6+ Qxb6 0-1

[Event "Bogota Mayores Distrital op"]
[Site "Bogota"]
[Date "2011.08.12"]
[Round "2"]
[White "Casallas Abril, Dario Hernan"]
[Black "Nieto, Guillermo Luigui"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "2006"]
[BlackElo "1825"]
[PlyCount "13"]
[EventDate "2011.08.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. d4 Nf6 5. Nf3 c6 6. Bg5 Bf5 7. Qd2 1-0

[Event "Bogota Mayores Distrital op 07"]
[Site "Bogota"]
[Date "2011.07.24"]
[Round "6"]
[White "Contreras, Henry Esteban"]
[Black "Casallas Abril, Dario Hernan"]
[Result "0-1"]
[ECO "C10"]
[WhiteElo "1918"]
[BlackElo "2006"]
[PlyCount "42"]
[EventDate "2011.07.20"]
[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 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Bc4 Nxe4 7. Qe2 Ndf6 8. 0-0 Be7 9. b3 0-0 10. Bb2 a6 11. Bd3 Nd6 12. Ng5 h6 13. h4 Nd5 14. Qf3 Bxg5 15. hxg5 Qxg5 16. c4 Nb4 17. Be2 Nf5 18. Bc1 Qg6 19. Be3 Nc2 20. Rad1 Ncxe3 21. fxe3 Qg5 0-1

[Event "Bogota Mayores Distrital op 07"]
[Site "Bogota"]
[Date "2011.07.23"]
[Round "4"]
[White "Casallas Abril, Dario Hernan"]
[Black "Nieto, Guillermo Luigui"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "2006"]
[BlackElo "1825"]
[PlyCount "107"]
[EventDate "2011.07.20"]
[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 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. d4 Nf6 5. Nf3 c6 6. Be3 Bg4 7. h3 Bxf3 8. Qxf3 Nbd7 9. 0-0-0 e6 10. Bc4 0-0-0 11. Bf4 Qb4 12. Bb3 Be7 13. Rhe1 Rhe8 14. Bg3 Nb6 15. a3 Qa5 16. Kb1 Qh5 17. Qe3 Nbd5 18. Nxd5 Nxd5 19. Qd2 Bd6 20. Qa5 Bxg3 21. fxg3 Kb8 22. c4 Nf6 23. Qxh5 Nxh5 24. g4 Nf6 25. g5 Nd7 26. Rf1 Rf8 27. d5 exd5 28. cxd5 cxd5 29. Rxd5 f6 30. Rfd1 Kc7 31. gxf6 Nxf6 32. Rxd8 Rxd8 33. Rxd8 Kxd8 34. Kc2 Kc7 35. Kd3 Kd6 36. Kd4 b6 37. g4 h6 38. Bc4 Nd7 39. b4 Ne5 40. Be2 g5 41. Ke4 Ng6 42. Kf5 Nf4 43. Bf1 Ke7 44. h4 Ne6 45. hxg5 hxg5 46. Bd3 a5 47. Bc4 Nd4+ 48. Kxg5 axb4 49. axb4 b5 50. Bd3 Nc6 51. Bxb5 Nxb4 52. Kh6 Nd5 53. Bc4 Nf4 54. Kg5 1/2-1/2

[Event "COL-ch sf"]
[Site "Santa Rosa"]
[Date "2011.06.27"]
[Round "11"]
[White "Casallas Abril, Dario Hernan"]
[Black "Trujillo, Fernando"]
[Result "0-1"]
[ECO "B00"]
[WhiteElo "2006"]
[PlyCount "40"]
[EventDate "2011.06.22"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 Nc6 2. d4 e5 3. d5 Nce7 4. Nf3 Ng6 5. Bd3 Bc5 6. Nc3 a6 7. 0-0 Nf6 8. a3 d6 9. h3 Qe7 10. Re1 h6 11. Ne2 Nh5 12. Bd2 Qf6 13. Rf1 Bxh3 14. b4 Ba7 15. Nc3 Bg4 16. Be2 Ng3 17. Be3 Bxe3 18. fxe3 Nxf1 19. Qxf1 Bxf3 20. Bxf3 Nh4 0-1

[Event "COL-ch sf"]
[Site "Santa Rosa"]
[Date "2011.06.26"]
[Round "9"]
[White "Casallas Abril, Dario Hernan"]
[Black "Arismendi Polanco, Efrain Steven"]
[Result "1-0"]
[ECO "B76"]
[WhiteElo "2006"]
[PlyCount "111"]
[EventDate "2011.06.22"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. 0-0-0 Nxd4 10. Bxd4 Be6 11. h4 Qa5 12. Kb1 Rfc8 13. a3 Rc6 14. Na2 Qxd2 15. Rxd2 Bxa2+ 16. Kxa2 Nd7 17. Be3 Ne5 18. b3 Rac8 19. Kb1 a6 20. Be2 h5 21. c4 b5 22. cxb5 axb5 23. Bd4 Rb8 24. Rc1 Rxc1+ 25. Kxc1 Bh6 26. Kd1 Bxd2 27. Kxd2 Nc6 28. Bb2 b4 29. a4 Kf8 30. Kd3 Ke8 31. Kd2 Kd7 32. g4 hxg4 33. fxg4 f6 34. h5 gxh5 35. gxh5 Na5 36. Bd1 Rg8 37. Bd4 Rg3 38. Be3 Kc6 39. h6 d5 40. exd5+ Kxd5 41. Bc2 e5 42. h7 Rh3 43. Bb6 Nc6 44. Bf5 Rh2+ 45. Ke3 Nb8 46. a5 Kc6 47. Bd8 Nd7 48. a6 Nb6 49. Be4+ Kb5 50. a7 Na8 51. Bxf6 Rh3+ 52. Kf2 Rh2+ 53. Kg3 Rh6 54. Bxe5 Nb6 55. h8Q Rxh8 56. Bxh8 1-0

[Event "COL-ch sf"]
[Site "Santa Rosa"]
[Date "2011.06.26"]
[Round "10"]
[White "Rico Hernandez, Edgar"]
[Black "Casallas Abril, Dario Hernan"]
[Result "0-1"]
[ECO "D15"]
[BlackElo "2006"]
[PlyCount "76"]
[EventDate "2011.06.22"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. e3 Nf6 4. Nf3 dxc4 5. Bxc4 Bf5 6. 0-0 e6 7. Nc3 Bb4 8. Bd3 Bxd3 9. Qxd3 0-0 10. a3 Ba5 11. b4 Bc7 12. Rd1 h6 13. Qc2 Nbd7 14. Bd2 Rc8 15. Qb3 Nb6 16. Be1 Qe7 17. Rac1 Rfd8 18. h3 Nfd5 19. Ne4 Nd7 20. Ned2 e5 21. dxe5 Nxe5 22. Nxe5 Qxe5 23. Nf3 Qe7 24. Rd3 Nb6 25. Rcd1 Rxd3 26. Rxd3 Rd8 27. Qc2 Rxd3 28. Qxd3 Qd6 29. Qxd6 Bxd6 30. Bd2 Nc4 31. Bc1 a5 32. Nd2 Ne5 33. Ne4 Be7 34. bxa5 Nc4 35. a6 bxa6 36. a4 Nb6 37. Nc3 Bb4 38. a5 Bxa5 0-1

[Event "COL-ch sf"]
[Site "Santa Rosa"]
[Date "2011.06.25"]
[Round "7"]
[White "Casallas Abril, Dario Hernan"]
[Black "Martinez Arroyo, Luis Alberto"]
[Result "0-1"]
[ECO "B28"]
[WhiteElo "2006"]
[BlackElo "1711"]
[PlyCount "84"]
[EventDate "2011.06.22"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 a6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nb3 Bb4 7. Bd3 d5 8. exd5 e4 9. Be2 Nxd5 10. Qd4 0-0 11. 0-0 Bxc3 12. bxc3 Nc6 13. Qd2 Nde7 14. Qe3 Bf5 15. Rd1 Qc7 16. Ba3 Rfd8 17. Nc5 Nd5 18. Qg5 Qf4 19. Qxf4 Nxf4 20. Bc4 b5 21. Bf1 Ne5 22. Nxa6 Nc4 23. Be7 Rdc8 24. Nb4 e3 25. fxe3 Nxe3 26. Re1 Rxc3 27. Bg5 Nxf1 28. Bxf4 Rc4 29. Rxf1 Rxb4 30. Bd6 Rd4 31. Bc5 Rd5 32. Bb4 Bxc2 33. a3 f5 34. Rac1 Bd3 35. Rfe1 Be4 36. Rc7 Rad8 37. Kf2 h6 38. Bc3 R8d7 39. Rc8+ Kh7 40. Bb4 Kg6 41. Rc6+ Kh5 42. h3 Rd2+ 0-1

[Event "COL-ch sf"]
[Site "Santa Rosa"]
[Date "2011.06.25"]
[Round "8"]
[White "Valencia, Dario"]
[Black "Casallas Abril, Dario Hernan"]
[Result "1-0"]
[ECO "D18"]
[BlackElo "2006"]
[PlyCount "65"]
[EventDate "2011.06.22"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. e3 e6 7. Bxc4 Bb4 8. 0-0 0-0 9. Qb3 Qe7 10. Bd2 Nbd7 11. h3 a5 12. Nh4 Rab8 13. Nxf5 exf5 14. Qc2 Ne4 15. Nxe4 fxe4 16. f3 Nb6 17. Bb3 exf3 18. Rxf3 Rbc8 19. Raf1 Nd5 20. Bc1 Nf6 21. Qf5 Rc7 22. Bc2 c5 23. d5 Rd7 24. e4 Ne8 25. e5 g6 26. Qe4 Ng7 27. Bh6 Rdd8 28. d6 Qd7 29. Bb3 Ne6 30. Bxe6 Qxe6 31. Rf6 Qb3 32. Bxf8 Rxf8 33. e6 1-0

[Event "COL-ch sf"]
[Site "Santa Rosa"]
[Date "2011.06.24"]
[Round "5"]
[White "Casallas Abril, Dario Hernan"]
[Black "Casas Cobos, Julio Eduardo"]
[Result "1-0"]
[ECO "C68"]
[WhiteElo "2006"]
[PlyCount "82"]
[EventDate "2011.06.22"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. 0-0 Bg4 6. h3 Bh5 7. g4 Bg6 8. Nxe5 Bd6 9. Nf3 h5 10. g5 Qd7 11. e5 Bc5 12. d4 Bb6 13. Kg2 0-0-0 14. c3 f6 15. Bf4 Bf5 16. Rh1 Ne7 17. Nh4 Be6 18. Nd2 Nd5 19. Qf3 fxg5 20. Bxg5 Rdf8 21. Qg3 Qf7 22. Rhf1 Rhg8 23. f4 Bf5 24. Rae1 Qe6 25. Ndf3 Bd3 26. Rf2 c5 27. dxc5 Bxc5 28. Nd4 Bxd4 29. cxd4 Bh7 30. Rc1 Be4+ 31. Kh2 Rf7 32. Re1 Bf5 33. Qf3 g6 34. Ng2 Nb4 35. Rd2 c6 36. a3 Nd5 37. b4 Rd7 38. Ne3 Nxe3 39. Qxe3 Re8 40. Rc1 Kb8 41. Rc3 Rd5 1-0

[Event "COL-ch sf"]
[Site "Santa Rosa"]
[Date "2011.06.24"]
[Round "6"]
[White "Diaz Cordoba, Fredy"]
[Black "Casallas Abril, Dario Hernan"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2239"]
[BlackElo "2006"]
[PlyCount "41"]
[EventDate "2011.06.22"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. g3 e6 4. Bg2 Bd6 5. c4 dxc4 6. 0-0 0-0 7. Qc2 Nc6 8. Qxc4 Re8 9. Rd1 Bd7 10. Nc3 Na5 11. Qd3 Nd5 12. Nxd5 exd5 13. Ng5 g6 14. Bxd5 Rf8 15. Bg2 Nc6 16. e4 Be7 17. Nf3 Bf6 18. Bh6 Re8 19. e5 Bf5 20. Qb3 Na5 21. Qc3 1-0

[Event "COL-ch sf"]
[Site "Santa Rosa"]
[Date "2011.06.23"]
[Round "3"]
[White "Casallas Abril, Dario Hernan"]
[Black "Rios Franco, Sergio Alejandro"]
[Result "1-0"]
[ECO "C68"]
[WhiteElo "2006"]
[PlyCount "61"]
[EventDate "2011.06.22"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. 0-0 Bg4 6. h3 Bh5 7. g4 Bg6 8. Nxe5 Qf6 9. d4 Bd6 10. Nxg6 Qxg6 11. e5 Bb4 12. c3 Ba5 13. Be3 Ne7 14. f4 f6 15. f5 Qf7 16. e6 Qg8 17. c4 g6 18. Kh1 h5 19. fxg6 Qxg6 20. g5 fxg5 21. Qf3 0-0-0 22. Nc3 Qxe6 23. Bxg5 Rxd4 24. Rae1 Qg8 25. Bxe7 Rxc4 26. Qf5+ Kb8 27. Qxa5 Rd4 28. Rf8+ Qxf8 29. Bxf8 Rxf8 30. Qc5 Rd2 31. Qxf8+ 1-0

[Event "COL-ch sf"]
[Site "Santa Rosa"]
[Date "2011.06.23"]
[Round "4"]
[White "Dominguez, Ramiro"]
[Black "Casallas Abril, Dario Hernan"]
[Result "1-0"]
[ECO "C13"]
[WhiteElo "2189"]
[BlackElo "2006"]
[PlyCount "39"]
[EventDate "2011.06.22"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Bg5 Be7 7. Ng3 c5 8. Qd2 0-0 9. 0-0-0 b6 10. h4 Bb7 11. h5 Nd5 12. h6 g6 13. Bb5 Bxg5 14. Nxg5 cxd4 15. Bxd7 Qxd7 16. Qxd4 f6 17. N5e4 e5 18. Qc4 Rac8 19. Qb3 Qf7 20. Nd6 1-0

[Event "COL-ch sf"]
[Site "Santa Rosa"]
[Date "2011.06.22"]
[Round "2"]
[White "Martinez, Cristian"]
[Black "Casallas Abril, Dario Hernan"]
[Result "1-0"]
[ECO "C13"]
[WhiteElo "2247"]
[BlackElo "2006"]
[PlyCount "93"]
[EventDate "2011.06.22"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Bg5 Be7 7. Bd3 Nxe4 8. Bxe7 Nxf2 9. Bxd8 Nxd1 10. Bxc7 Nxb2 11. Bb5 a6 12. Rb1 axb5 13. Rxb2 0-0 14. 0-0 Ra6 15. Bg3 Nf6 16. Ne5 Rd8 17. Bh4 Rxd4 18. Bxf6 gxf6 19. Rxf6 Rd1+ 20. Kf2 Rd2+ 21. Kf1 Rd5 22. Nxf7 Rf5+ 23. Rxf5 exf5 24. Ne5 Be6 25. Rxb5 Rxa2 26. Rc5 Rb2 27. Nf3 b5 28. Ke1 b4 29. Nd4 Bd7 30. Kd2 Rb1 31. Rc7 Ba4 32. Ra7 Be8 33. Nxf5 Bg6 34. Ne3 b3 35. cxb3 Rxb3 36. Ke2 Bh5+ 37. g4 Bg6 38. Kf3 Rb4 39. Kg3 Rb3 40. Kf4 Rb4+ 41. Kg5 Rb2 42. h4 Rb4 43. Kf6 Rb6+ 44. Ke7 Rb4 45. Nd5 Re4+ 46. Kf6 Re8 47. Ne7+ 1-0

[Event "Bogota Mayores Distrital op 04"]
[Site "Bogota"]
[Date "2011.04.17"]
[Round "7.20"]
[White "Casallas Abril, Dario Hernan"]
[Black "Franco, Marcos"]
[Result "1-0"]
[ECO "B19"]
[WhiteElo "2008"]
[BlackElo "1761"]
[PlyCount "43"]
[EventDate "2011.04.14"]
[EventType "swiss"]
[EventRounds "7"]
[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. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nd7 7. h4 h6 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 e6 11. Bf4 Qb6 12. 0-0-0 Ngf6 13. Ne5 Nxe5 14. dxe5 Nd5 15. Be3 Qc7 16. Bd4 0-0-0 17. Qe4 Be7 18. Kb1 Kb8 19. f4 c5 20. Bf2 Qb6 21. Rd3 Qb5 22. c4 1-0

[Event "Bogota Mayores Distrital op 04"]
[Site "Bogota"]
[Date "2011.04.17"]
[Round "6.20"]
[White "Romo, David"]
[Black "Casallas Abril, Dario Hernan"]
[Result "1/2-1/2"]
[ECO "C13"]
[WhiteElo "2036"]
[BlackElo "2008"]
[PlyCount "64"]
[EventDate "2011.04.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Bg5 Be7 7. Bxf6 Nxf6 8. Ng3 Bd7 9. Qd2 Bc6 10. Ne5 Qd6 11. 0-0-0 0-0 12. f3 a5 13. Nxc6 Qxc6 14. Qg5 Nd5 15. Qd2 Nb4 16. Kb1 b5 17. Bd3 Qd5 18. b3 f5 19. c3 Nxd3 20. Qxd3 Rfd8 21. Rhe1 Bd6 22. Nf1 f4 23. Qe4 Re8 24. Nd2 a4 25. Qxd5 exd5 26. c4 axb3 27. axb3 bxc4 28. bxc4 Reb8+ 29. Kc2 Ra2+ 30. Kd3 dxc4+ 31. Nxc4 Rxg2 32. Nxd6 cxd6 1/2-1/2

[Event "Bogota Mayores Distrital op 04"]
[Site "Bogota"]
[Date "2011.04.16"]
[Round "5.28"]
[White "Casallas Abril, Dario Hernan"]
[Black "Giron, Yorman Omar"]
[Result "1-0"]
[ECO "B97"]
[WhiteElo "2008"]
[BlackElo "1885"]
[PlyCount "39"]
[EventDate "2011.04.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Qb6 8. Qd2 Qxb2 9. Rb1 Qa3 10. f5 Be7 11. fxe6 fxe6 12. Bc4 0-0 13. Nxe6 Bxe6 14. Bxe6+ Kh8 15. Rxb7 Bd8 16. 0-0 Ba5 17. Bxf6 gxf6 18. Qh6 Qc5+ 19. Kh1 Bc7 20. Qxf8# 1-0

[Event "Bogota Mayores Distrital op 04"]
[Site "Bogota"]
[Date "2011.04.16"]
[Round "4.16"]
[White "Pena, Fernando"]
[Black "Casallas Abril, Dario Hernan"]
[Result "1-0"]
[ECO "C19"]
[WhiteElo "2058"]
[BlackElo "2008"]
[PlyCount "51"]
[EventDate "2011.04.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Nc6 7. Nf3 Qa5 8. Bd2 Bd7 9. Bd3 c4 10. Be2 Nge7 11. 0-0 0-0-0 12. Qc1 f6 13. a4 fxe5 14. Nxe5 Nxe5 15. dxe5 Ng6 16. f4 Rhf8 17. Qa3 Bc6 18. Be3 Nh4 19. Bc5 Rf7 20. Be7 Qb6+ 21. Kh1 Nf5 22. Bxd8 Qxd8 23. Qc5 Qh4 24. Kg1 g5 25. Qxa7 Qf2+ 26. Rxf2 1-0

[Event "Bogota Mayores Distrital op 04"]
[Site "Bogota"]
[Date "2011.04.15"]
[Round "2.19"]
[White "Casallas Abril, Dario Hernan"]
[Black "Iafrancesco, Esteban"]
[Result "1-0"]
[ECO "B15"]
[WhiteElo "2008"]
[BlackElo "1969"]
[PlyCount "86"]
[EventDate "2011.04.14"]
[EventType "swiss"]
[EventRounds "7"]
[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. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Nf3 Bd6 7. Bd3 0-0 8. 0-0 Qc7 9. h3 Be6 10. c3 Kh8 11. Qc2 Bf4 12. Bxf4 Qxf4 13. Rfe1 Qh6 14. Re4 g6 15. Rae1 Re8 16. Bc4 Qf8 17. Bxe6 fxe6 18. Rxe6 Nd7 19. Qb3 Rxe6 20. Qxe6 Rd8 21. Nd2 Nb6 22. Qe7 Qxe7 23. Rxe7 Rd7 24. Rxd7 Nxd7 25. Ne4 Kg7 26. Nc5 Nxc5 27. dxc5 Kf7 28. Kf1 Ke6 29. Ke2 Kd5 30. b4 Kc4 31. Kd2 a5 32. bxa5 Kxc5 33. Kd3 Kd5 34. f4 f5 35. c4+ Kd6 36. Kc3 Kc5 37. a3 h6 38. h4 h5 39. g3 Kd6 40. Kb4 Kd7 41. Kc5 Kc7 42. a4 b6+ 43. axb6+ Kb7 1-0

[Event "Bogota Mayores Distrital op 04"]
[Site "Bogota"]
[Date "2011.04.15"]
[Round "3.7"]
[White "Ramirez, Carlos"]
[Black "Casallas Abril, Dario Hernan"]
[Result "1-0"]
[ECO "D17"]
[WhiteElo "2300"]
[BlackElo "2008"]
[PlyCount "61"]
[EventDate "2011.04.14"]
[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 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. Ne5 Nbd7 7. Nxc4 e6 8. g3 Bb4 9. Bg2 0-0 10. 0-0 Nb6 11. Ne3 Bg6 12. Na2 Be7 13. a5 Nbd5 14. Nc4 h6 15. Qb3 Qc7 16. f3 b5 17. Ne5 Qxa5 18. e4 Qb6 19. Nxg6 Qxd4+ 20. Kh1 fxg6 21. exd5 exd5 22. Qc2 g5 23. Qxc6 Ne4 24. Qe6+ Kh8 25. Be3 Qxe3 26. fxe4 Rxf1+ 27. Rxf1 Rf8 28. Rxf8+ Bxf8 29. exd5 Qd3 30. Nc3 Bb4 31. Qe8+ 1-0

[Event "Bogota Distrital op"]
[Site "Bogota"]
[Date "2011.02.06"]
[Round "6"]
[White "Casallas Abril, Dario Hernan"]
[Black "Prado Segura, Robinson Alexander"]
[Result "1/2-1/2"]
[ECO "B96"]
[WhiteElo "2016"]
[BlackElo "1804"]
[PlyCount "45"]
[EventDate "2011.02.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 140 Extra"]
[Source "ChessBase"]
[SourceDate "2011.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2011.03.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 b5 8. e5 dxe5 9. fxe5 Qc7 10. exf6 Qe5+ 11. Be2 Qxg5 12. 0-0 Ra7 13. Nf3 Qxf6 14. Ne4 Qf4 15. Nfg5 Qe3+ 16. Kh1 Rd7 17. Bd3 h6 18. Qh5 g6 19. Nf6+ Ke7 20. Qh4 Qxg5 21. Qb4+ Kd8 22. Qa5+ Ke7 23. Qb4+ 1/2-1/2

[Event "Bogota Distrital op"]
[Site "Bogota"]
[Date "2011.02.06"]
[Round "7"]
[White "Forero Torres, Edwin Johann"]
[Black "Casallas Abril, Dario Hernan"]
[Result "1/2-1/2"]
[ECO "C15"]
[BlackElo "2016"]
[PlyCount "76"]
[EventDate "2011.02.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 140 Extra"]
[Source "ChessBase"]
[SourceDate "2011.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2011.03.01"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 dxe4 6. Qg4 Nf6 7. Qxg7 Rg8 8. Qh6 Rg6 9. Qd2 b6 10. Ne2 Bb7 11. Nf4 Rg8 12. Rg1 Nc6 13. Bb2 Qd6 14. 0-0-0 0-0-0 15. Be2 Na5 16. c4 Qc6 17. Qc3 Qd6 18. g3 Ng4 19. h3 Nh6 20. d5 exd5 21. Nxd5 Qc5 22. Qf6 Bxd5 23. Rxd5 Rxd5 24. cxd5 Rg6 25. Ba6+ Kd7 26. Qh8 Nc4 27. Bxc4 Qxc4 28. Bf6 Ng8 29. Bb2 Qe2 30. Qd4 a6 31. Bc3 Nf6 32. Re1 Qf3 33. Qa4+ Kd8 34. Bxf6+ Rxf6 35. Rxe4 b5 36. Qb4 Rd6 37. Re3 Qxd5 38. Qh4+ Kc8 1/2-1/2

[Event "Bogota Distrital op"]
[Site "Bogota"]
[Date "2011.02.05"]
[Round "4"]
[White "Casallas Abril, Dario Hernan"]
[Black "Hijuelos, Ignacio"]
[Result "1-0"]
[ECO "B94"]
[WhiteElo "2016"]
[PlyCount "77"]
[EventDate "2011.02.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 140 Extra"]
[Source "ChessBase"]
[SourceDate "2011.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2011.03.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e5 7. Nb3 Be6 8. Qd2 b5 9. Bd3 Nbd7 10. 0-0 Qb6 11. Kh1 h6 12. Be3 Qb7 13. a3 Bxb3 14. cxb3 Nc5 15. Qc2 Rc8 16. b4 Nxd3 17. Qxd3 Be7 18. f4 Rc4 19. fxe5 dxe5 20. Nd5 Nxd5 21. exd5 0-0 22. d6 Bg5 23. Bc5 Rh4 24. Qg3 f6 25. Rad1 Rd8 26. Qb3+ Rc4 27. Rf3 Qf7 28. Rc3 Rd7 29. a4 Bf4 30. axb5 axb5 31. Ra1 Qh5 32. g3 Bg5 33. Rxc4 bxc4 34. Qxc4+ Kh7 35. Qe4+ g6 36. b5 f5 37. Qxe5 Qf3+ 38. Kg1 f4 39. Bd4 1-0

[Event "Bogota Distrital op"]
[Site "Bogota"]
[Date "2011.02.05"]
[Round "5"]
[White "Gutierrez Herrera, Jose Antonio"]
[Black "Casallas Abril, Dario Hernan"]
[Result "1-0"]
[ECO "C19"]
[WhiteElo "2220"]
[BlackElo "2016"]
[PlyCount "89"]
[EventDate "2011.02.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 140 Extra"]
[Source "ChessBase"]
[SourceDate "2011.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2011.03.01"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. a4 Nbc6 8. Nf3 Qa5 9. Bd2 Bd7 10. Bd3 c4 11. Be2 0-0-0 12. 0-0 h6 13. Qc1 Rdf8 14. Qa3 g5 15. Rfb1 Ng6 16. Qd6 g4 17. Rxb7 Kxb7 18. Qxd7+ Ka6 19. Qxc6+ Qb6 20. Qxb6+ axb6 21. Ne1 h5 22. Bg5 Rhg8 23. Bf6 Re8 24. f3 Nf4 25. Kf2 Ra8 26. g3 Nxe2 27. Kxe2 Kb7 28. Ng2 Ra5 29. Nf4 gxf3+ 30. Kxf3 b5 31. Rb1 Rxa4 32. Rxb5+ Ka6 33. Rb1 Ra3 34. Ne2 Ra2 35. Rc1 Ka5 36. Be7 Rb8 37. Nf4 Rbb2 38. Nxh5 Rxc2 39. Rxc2 Rxc2 40. Bb4+ Ka4 41. h4 Rh2 42. Kg4 Kb3 43. Nf4 Kc2 44. Nh3 Kd2 45. h5 1-0

[Event "Bogota Distrital op"]
[Site "Bogota"]
[Date "2011.02.04"]
[Round "2"]
[White "Reina R, Kenny Roger"]
[Black "Casallas Abril, Dario Hernan"]
[Result "0-1"]
[ECO "C02"]
[BlackElo "2016"]
[PlyCount "84"]
[EventDate "2011.02.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 140 Extra"]
[Source "ChessBase"]
[SourceDate "2011.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2011.03.01"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. a3 Nh6 7. Bd3 Bd7 8. Bc2 Rc8 9. 0-0 cxd4 10. cxd4 Nf5 11. Bxf5 exf5 12. Nc3 Be6 13. Rb1 Be7 14. Be3 Na5 15. Nd2 0-0 16. f4 Rfd8 17. Kh1 Qa6 18. Qf3 Bxa3 19. Rfc1 Bb4 20. Bf2 Nc4 21. Qd1 Nxb2 22. Rxb2 Bxc3 23. Rbc2 Bxd2 24. Rxc8 Rxc8 25. Rxc8+ Bxc8 26. Qxd2 Qa1+ 27. Bg1 h6 28. h3 b5 29. Qb4 a6 30. Qd6 Be6 31. Qb6 Qa4 32. Bf2 b4 33. Be1 a5 34. Kh2 Qa1 35. Bxb4 axb4 36. Qxb4 Qc1 37. g3 g5 38. fxg5 Qxg5 39. Qe1 f4 40. Qf2 fxg3+ 41. Qxg3 Qxg3+ 42. Kxg3 Kg7 0-1

[Event "Bogota McGregor op 1st"]
[Site "Bogota"]
[Date "2010.12.08"]
[Round "7"]
[White "Aldana de Moya, Jose Gabriel"]
[Black "Casallas Abril, Dario Hernan"]
[Result "1/2-1/2"]
[ECO "C01"]
[BlackElo "2029"]
[PlyCount "62"]
[EventDate "2010.12.03"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 139 Extra"]
[Source "ChessBase"]
[SourceDate "2011.01.05"]
[SourceVersion "1"]
[SourceVersionDate "2011.01.05"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Bd6 5. Bd3 Ne7 6. 0-0 Bg4 7. Re1 Nbc6 8. c3 Qd7 9. Na3 0-0-0 10. Nb5 f6 11. Nxd6+ Qxd6 12. b4 g5 13. a4 h5 14. b5 Ne5 15. dxe5 fxe5 16. Be2 e4 17. Nxg5 Bxe2 18. Qxe2 Qf6 19. Nh3 Rdg8 20. g3 h4 21. Kg2 hxg3 22. hxg3 Nf5 23. Rh1 Qxc3 24. Bf4 Nh4+ 25. Kh2 Nf3+ 26. Kg2 Rxh3 27. Kxh3 Rh8+ 28. Kg2 Qxa1 29. Rxa1 Rh2+ 30. Kf1 Rh1+ 31. Kg2 Rh2+ 1/2-1/2

[Event "Bogota McGregor op 1st"]
[Site "Bogota"]
[Date "2010.12.08"]
[Round "10"]
[White "Casallas Abril, Dario Hernan"]
[Black "Garces Munoz, Daniel"]
[Result "1-0"]
[ECO "C97"]
[WhiteElo "2029"]
[PlyCount "109"]
[EventDate "2010.12.03"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 139 Extra"]
[Source "ChessBase"]
[SourceDate "2011.01.05"]
[SourceVersion "1"]
[SourceVersionDate "2011.01.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 d6 8. c3 0-0 9. h3 Na5 10. Bc2 c5 11. d4 Qc7 12. d5 Ne8 13. Nbd2 g6 14. Nf1 Ng7 15. Ng3 h5 16. Qd2 Qd8 17. Qh6 Qe8 18. Bg5 f6 19. Bc1 g5 20. h4 g4 21. Nh2 Bd7 22. f3 Qf7 23. fxg4 hxg4 24. Rf1 Ne8 25. Nf5 Bxf5 26. Rxf5 Ng7 27. Rf1 g3 28. Ng4 Qh5 29. Qxh5 Nxh5 30. Nh6+ Kh7 31. Nf5 Rf7 32. Bd1 Kg6 33. Rf3 Bf8 34. Nxg3 Nxg3 35. Rxg3+ Kh7 36. Bg4 Rg7 37. Bf5+ Kh8 38. Rxg7 Bxg7 39. b3 Nb7 40. a4 b4 41. cxb4 cxb4 42. Bd2 a5 43. Be3 Nc5 44. Rb1 Bf8 45. g4 Ra7 46. Kh2 Rb7 47. g5 Bg7 48. g6 Rc7 49. Rc1 Bf8 50. h5 Rb7 51. h6 Rb8 52. g7+ Bxg7 53. hxg7+ Kxg7 54. Bxc5 dxc5 55. Rxc5 1-0

[Event "Bogota McGregor op 1st"]
[Site "Bogota"]
[Date "2010.12.08"]
[Round "9"]
[White "Zuluaga, Silvio"]
[Black "Casallas Abril, Dario Hernan"]
[Result "0-1"]
[ECO "C01"]
[BlackElo "2029"]
[PlyCount "92"]
[EventDate "2010.12.03"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 139 Extra"]
[Source "ChessBase"]
[SourceDate "2011.01.05"]
[SourceVersion "1"]
[SourceVersionDate "2011.01.05"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Bd6 5. Be2 Ne7 6. c4 dxc4 7. Qa4+ Bd7 8. Qxc4 0-0 9. 0-0 Nbc6 10. a3 Na5 11. Qc2 Be6 12. b4 Nb3 13. Ng5 Ng6 14. Nxe6 Nxa1 15. Qa2 fxe6 16. Qxa1 Qf6 17. Qc3 Rae8 18. Be3 Nf4 19. Bxf4 Qxf4 20. g3 Qf6 21. Nd2 Kh8 22. Ne4 Qe7 23. Bd3 e5 24. dxe5 Qxe5 25. Qc2 h6 26. Nd2 b6 27. Nc4 Qf6 28. Ne3 Qg5 29. Be4 h5 30. h4 Qe5 31. Bc6 Re6 32. Nd5 Qd4 33. Kh2 Qxh4+ 34. Kg2 Qg4 35. Qd3 Bxg3 36. Qxg3 Qxg3+ 37. Kxg3 Rxc6 38. f4 g6 39. Rf3 Rf7 40. Re3 Rd6 41. Ne7 Rdf6 42. Re4 Kg7 43. b5 Rd6 44. a4 Rff6 45. Nc6 Rxc6 46. bxc6 Rxc6 0-1

[Event "Bogota McGregor op 1st"]
[Site "Bogota"]
[Date "2010.12.07"]
[Round "8"]
[White "Casallas Abril, Dario Hernan"]
[Black "Guzman, Pedro Juan"]
[Result "1/2-1/2"]
[ECO "C34"]
[WhiteElo "2029"]
[PlyCount "110"]
[EventDate "2010.12.03"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 139 Extra"]
[Source "ChessBase"]
[SourceDate "2011.01.05"]
[SourceVersion "1"]
[SourceVersionDate "2011.01.05"]
[SourceQuality "1"]

1. e4 e5 2. f4 exf4 3. Nf3 Nc6 4. d4 d5 5. exd5 Qxd5 6. Nc3 Bb4 7. Bxf4 Bg4 8. Be2 Nge7 9. 0-0 Bxc3 10. bxc3 Qd7 11. Qd3 Nd5 12. Bg3 Bf5 13. Qd2 0-0 14. Bb5 Nf6 15. Ne5 Qd5 16. Bxc6 bxc6 17. Rxf5 Ne4 18. c4 Qxe5 19. Rxe5 Nxd2 20. Rd1 Nxc4 21. Rc5 Ne3 22. Re1 Nd5 23. Rxc6 Nb4 24. Rxc7 Rfc8 25. Rxc8+ Rxc8 26. c4 f6 27. c5 Kf7 28. Re2 Nd5 29. Rb2 a6 30. Rb7+ Kg6 31. Rb8 Rc6 32. Rd8 Nc3 33. Bf2 Kf7 34. Rd7+ Ke6 35. Rxg7 Nxa2 36. Rxh7 Nc3 37. Ra7 Nb5 38. Ra8 Nc7 39. Rb8 a5 40. Rb7 a4 41. Rb6 Kd5 42. Rb4 a3 43. Be1 a2 44. Ra4 Ra6 45. Rxa6 Nxa6 46. Bc3 Nc7 47. h4 Nb5 48. Bb2 Nxd4 49. h5 Ne6 50. h6 Ng5 51. Bxf6 Kxc5 52. Kh2 Kd5 53. g4 Ke6 54. Bb2 Kf7 55. Kg3 Kg6 1/2-1/2

[Event "Bogota McGregor op 1st"]
[Site "Bogota"]
[Date "2010.12.06"]
[Round "6"]
[White "Casallas Abril, Dario Hernan"]
[Black "Gomez Calderon, Valentina"]
[Result "0-1"]
[ECO "B40"]
[WhiteElo "2029"]
[BlackElo "1789"]
[PlyCount "63"]
[EventDate "2010.12.03"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 139 Extra"]
[Source "ChessBase"]
[SourceDate "2011.01.05"]
[SourceVersion "1"]
[SourceVersionDate "2011.01.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Qd3 Bxc3+ 7. bxc3 0-0 8. Be2 d5 9. exd5 Nxd5 10. 0-0 a6 11. c4 Nb4 12. Qc3 N4c6 13. Rd1 Qc7 14. Bb2 e5 15. Nb3 Nd7 16. Rd3 Nf6 17. Rh3 b6 18. Bf3 Nd7 19. Re1 Bb7 20. Be4 Rfe8 21. a3 Nf6 22. Bd5 Rad8 23. Rd3 a5 24. Ba1 a4 25. Nd2 Nd4 26. Bxb7 Qxb7 27. Nf3 Ne4 28. Rxe4 Qxe4 29. Qd2 Nxf3+ 30. gxf3 Rxd3 31. Qxd3 Qxd3 32. cxd3 0-1

[Event "Bogota McGregor op 1st"]
[Site "Bogota"]
[Date "2010.12.05"]
[Round "5"]
[White "Guerrero Munoz, Hector Fabio"]
[Black "Casallas Abril, Dario Hernan"]
[Result "0-1"]
[ECO "C10"]
[BlackElo "2029"]
[PlyCount "82"]
[EventDate "2010.12.03"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 139 Extra"]
[Source "ChessBase"]
[SourceDate "2011.01.05"]
[SourceVersion "1"]
[SourceVersionDate "2011.01.05"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Nxf6+ Nxf6 7. Bd3 Be7 8. Bg5 0-0 9. c3 c5 10. Qc2 h6 11. h4 b6 12. 0-0-0 Qc7 13. dxc5 Qxc5 14. Be3 Qa5 15. Kb1 Bb7 16. Rh3 Bd5 17. b4 Bxb4 18. cxb4 Qxb4+ 19. Qb2 Qa4 20. Bc2 Be4 21. Rd4 Bxc2+ 22. Qxc2 Qb5+ 23. Qb2 Qf1+ 24. Qc1 Qb5+ 25. Ka1 Rac8 26. Qb1 Qe2 27. Rh1 Nd5 28. Re1 Qa6 29. Bd2 Rc7 30. g4 Rfc8 31. Rxd5 exd5 32. g5 h5 33. Ne5 Rc2 34. Be3 Qa5 35. Bd4 Qd2 36. Nf3 Qf4 37. Re8+ Rxe8 38. Qxc2 Qxf3 39. Be3 Qh1+ 40. Kb2 Qxh4 41. g6 Qf6+ 0-1

[Event "Bogota McGregor op 1st"]
[Site "Bogota"]
[Date "2010.12.04"]
[Round "2"]
[White "Casallas Abril, Dario Hernan"]
[Black "Ortiz Suarez, Isan Reynaldo"]
[Result "0-1"]
[ECO "B94"]
[WhiteElo "2029"]
[BlackElo "2543"]
[PlyCount "52"]
[EventDate "2010.12.03"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 139 Extra"]
[Source "ChessBase"]
[SourceDate "2011.01.05"]
[SourceVersion "1"]
[SourceVersionDate "2011.01.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. f4 Qb6 8. Nb3 h6 9. Bh4 Qe3+ 10. Be2 Qxf4 11. Bg3 Qg5 12. Nd4 e6 13. Nf3 Qa5 14. Qd2 b5 15. Bd3 Bb7 16. Nb1 Qxd2+ 17. Nbxd2 Nc5 18. e5 dxe5 19. Bxe5 Nd5 20. 0-0 Nxd3 21. cxd3 f6 22. Bg3 Nb4 23. Rfe1 Nc2 24. Rxe6+ Kd7 25. Rc1 Kxe6 26. Rxc2 Rc8 0-1

[Event "Bogota McGregor op 1st"]
[Site "Bogota"]
[Date "2010.12.03"]
[Round "1"]
[White "Munoz, David"]
[Black "Casallas Abril, Dario Hernan"]
[Result "0-1"]
[ECO "C02"]
[BlackElo "2029"]
[PlyCount "76"]
[EventDate "2010.12.03"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 139 Extra"]
[Source "ChessBase"]
[SourceDate "2011.01.05"]
[SourceVersion "1"]
[SourceVersionDate "2011.01.05"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. Nf3 cxd4 5. Nxd4 Nc6 6. Bb5 Bd7 7. Nc3 a6 8. Bxc6 Bxc6 9. 0-0 Ne7 10. Bg5 Qb6 11. Bxe7 Bxe7 12. b3 0-0 13. Qd3 Rac8 14. a4 Bd7 15. a5 Qc7 16. Nce2 Qxe5 17. f4 Qe4 18. Qxe4 dxe4 19. c4 Rfd8 20. f5 exf5 21. Nxf5 Bf6 22. Rab1 Bc6 23. b4 Rd2 24. Kf2 Bd7 25. Ke1 Rb2 26. Rxb2 Bxb2 27. Neg3 Bc3+ 28. Ke2 Be6 29. Rf4 Bxb4 30. Rxe4 Bxa5 31. Kd3 Rd8+ 32. Ke3 Bb6+ 33. Kf3 Rd3+ 34. Kg4 g6 35. Kh4 Bd8+ 36. Kh3 gxf5 37. Re5 f4+ 38. Rf5 Bxf5# 0-1

[Event "Bogota Torneo Distrital op"]
[Site "Bogota"]
[Date "2010.05.17"]
[Round "6.3"]
[White "Casallas Abril, Dario Hernan"]
[Black "Camargo, Santiago"]
[Result "1-0"]
[ECO "B99"]
[WhiteElo "1972"]
[BlackElo "2067"]
[PlyCount "33"]
[EventDate "2010.05.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Nbd7 8. Qf3 Qc7 9. 0-0-0 Be7 10. g4 b5 11. Bxf6 gxf6 12. f5 Nc5 13. g5 b4 14. fxe6 bxc3 15. exf7+ Kd8 16. Qxc3 Nxe4 17. Nc6+ 1-0

[Event "Bogota Torneo Distrital op"]
[Site "Bogota"]
[Date "2010.05.17"]
[Round "7.2"]
[White "Casallas Abril, Dario Hernan"]
[Black "Ramirez Daza, Diego"]
[Result "0-1"]
[ECO "B96"]
[WhiteElo "1972"]
[BlackElo "2134"]
[PlyCount "70"]
[EventDate "2010.05.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 b5 8. e5 dxe5 9. fxe5 Qc7 10. exf6 Qe5+ 11. Be2 Qxg5 12. 0-0 Ra7 13. Nf3 Qxf6 14. Ne4 Qe7 15. Ne5 Qb4 16. Bf3 Bc5+ 17. Kh1 Qd4 18. Qxd4 Bxd4 19. Nd6+ Ke7 20. Ndxf7 Bxb2 21. Rab1 Bxe5 22. Nxh8 g6 23. Nf7 Kxf7 24. Bb7+ Bf6 25. Bxc8 Rc7 26. Bxa6 Nxa6 27. Rxb5 Rxc2 28. Rb6 Nc5 29. Rc6 Ke8 30. h3 Be5 31. Re1 Kd7 32. Rb6 Nd3 33. Rd1 Kc7 34. Rdb1 Nf2+ 35. Kg1 Nxh3+ 0-1

[Event "Bogota Torneo Distrital op"]
[Site "Bogota"]
[Date "2010.05.16"]
[Round "4.5"]
[White "Cifuentes, John Jairo"]
[Black "Casallas Abril, Dario Hernan"]
[Result "1/2-1/2"]
[ECO "E92"]
[WhiteElo "2168"]
[BlackElo "1972"]
[PlyCount "114"]
[EventDate "2010.05.14"]
[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. Nf3 g6 3. c4 Bg7 4. Nc3 d6 5. e4 0-0 6. Be2 e5 7. dxe5 dxe5 8. Qxd8 Rxd8 9. Bg5 Re8 10. 0-0-0 Na6 11. Nd2 Be6 12. Nd5 Nxd5 13. cxd5 Bd7 14. Nb3 Bf8 15. Be3 Bd6 16. h4 f5 17. f3 f4 18. Bf2 Ba4 19. h5 g5 20. h6 Kf7 21. Kb1 Bxb3 22. axb3 Nc5 23. g3 fxg3 24. Bxg3 Nxb3 25. Bf2 Bc5 26. Bxc5 Nxc5 27. Rc1 Nb3 28. Rxc7+ Re7 29. d6 Rxc7 30. dxc7 Nd4 31. Rc1 Rc8 32. Bc4+ Ne6 33. Bd5 Ke7 34. Bxb7 Rxc7 35. Rxc7+ Nxc7 36. Bc8 Ne6 37. Bxe6 Kxe6 38. Kc2 Kf6 39. Kd3 Kg6 40. Kc4 Kxh6 41. Kd5 Kg6 42. Kxe5 h5 43. Kd6 g4 44. fxg4 hxg4 45. e5 g3 46. e6 g2 47. e7 g1Q 48. e8Q+ Kg7 49. Qe5+ Kg6 50. Qc5 Qh2+ 51. Qe5 Qg1 52. Ke7 Qf2 53. b4 Qf7+ 54. Kd8 Qf8+ 55. Qe8+ Qxe8+ 56. Kxe8 Kf6 57. Kd7 Ke5 1/2-1/2

[Event "Bogota Torneo Distrital op"]
[Site "Bogota"]
[Date "2010.05.16"]
[Round "5.5"]
[White "Salej, Jorge"]
[Black "Casallas Abril, Dario Hernan"]
[Result "0-1"]
[ECO "E98"]
[WhiteElo "2128"]
[BlackElo "1972"]
[PlyCount "58"]
[EventDate "2010.05.14"]
[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 g6 3. Nc3 d6 4. e4 Bg7 5. Be2 0-0 6. Nf3 e5 7. 0-0 Nc6 8. d5 Ne7 9. Ne1 Nd7 10. Nd3 f5 11. Bd2 f4 12. Bg4 Nf6 13. Bxc8 Rxc8 14. f3 g5 15. c5 h5 16. cxd6 cxd6 17. Nf2 Qd7 18. h3 Rf7 19. Rc1 Bf8 20. Qa4 Ng6 21. Qxd7 Rxd7 22. Nb5 Rxc1 23. Rxc1 a6 24. Nc7 Be7 25. Ne6 Ne8 26. Rc8 Kf7 27. Ba5 Nf8 28. Nd1 Ng7 29. Nxg7 Kxg7 0-1

[Event "Bogota Torneo Distrital op"]
[Site "Bogota"]
[Date "2010.05.15"]
[Round "2.4"]
[White "Casallas Abril, Dario Hernan"]
[Black "Gomez, Dario G"]
[Result "1-0"]
[ECO "B98"]
[WhiteElo "1972"]
[BlackElo "2164"]
[PlyCount "79"]
[EventDate "2010.05.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Nf6 6. Bg5 e6 7. f4 Qc7 8. Qf3 Nc6 9. 0-0-0 Be7 10. g4 Rb8 11. f5 b5 12. fxe6 fxe6 13. Nxc6 Qxc6 14. Bd3 b4 15. Ne2 e5 16. h3 Be6 17. Kb1 0-0 18. Qe3 d5 19. Ng3 d4 20. Qd2 h6 21. Bxh6 gxh6 22. Qxh6 Nh7 23. Nf5 Rf7 24. g5 Bf8 25. Qh5 Bxf5 26. exf5 e4 27. g6 exd3 28. gxf7+ Kh8 29. cxd3 b3 30. Qe2 bxa2+ 31. Ka1 Qb5 32. Rhg1 Nf6 33. Rg6 Qxf5 34. Rdg1 Kh7 35. R6g5 Qxh3 36. Qe5 Rb6 37. Qxd4 Rd6 38. Rg7+ Bxg7 39. Qxd6 Nd7 40. Qg6+ 1-0

[Event "Bogota Torneo Distrital op"]
[Site "Bogota"]
[Date "2010.05.14"]
[Round "1.14"]
[White "Patino, Jairo"]
[Black "Casallas Abril, Dario Hernan"]
[Result "0-1"]
[ECO "C15"]
[WhiteElo "1600"]
[BlackElo "1972"]
[PlyCount "60"]
[EventDate "2010.05.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 dxe4 6. Qg4 Nf6 7. Qxg7 Rg8 8. Qh6 b6 9. g3 Bb7 10. Bg2 Nbd7 11. Ne2 Rg6 12. Qd2 e3 13. fxe3 Bxg2 14. Rg1 Bb7 15. Nf4 Rg8 16. a4 Ne4 17. Qd3 Ndf6 18. a5 Qd7 19. axb6 cxb6 20. g4 Rxg4 21. Rxg4 Nxg4 22. Nh5 Qe7 23. Qb5+ Kd8 24. Ba3 Qh4+ 25. Ng3 Nxg3 26. 0-0-0 Ne4 27. d5 e5 28. Qb4 Nc5 29. Rf1 f6 30. c4 Ba6 0-1

[Event "Bogota Torneo Distrital"]
[Site "Bogota"]
[Date "2010.04.03"]
[Round "6"]
[White "Casallas Abril, Dario Hernan"]
[Black "Paniagua, David"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "1977"]
[BlackElo "1820"]
[PlyCount "59"]
[EventDate "2010.03.31"]
[EventType "swiss"]
[EventRounds "7"]
[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. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Nc6 7. 0-0 Be7 8. Re1 Bg4 9. c3 f5 10. Nbd2 0-0 11. Qb3 Na5 12. Qa4 b6 13. Ne5 Bh5 14. f3 Bh4 15. Rf1 Nd6 16. Qc2 c5 17. b4 cxb4 18. cxb4 Rc8 19. Qb2 Nac4 20. Qb3 Ne3 21. Ba6 Qg5 22. g4 fxg4 23. Ne4 Nxe4 24. Bxe3 Qd8 25. fxe4 Rxf1+ 26. Rxf1 Rc7 27. exd5 Bf6 28. d6+ Bf7 29. dxc7 Qxc7 30. Nxf7 1-0

[Event "Bogota Torneo Distrital"]
[Site "Bogota"]
[Date "2010.04.03"]
[Round "7"]
[White "Ruiz, Gustavo"]
[Black "Casallas Abril, Dario Hernan"]
[Result "0-1"]
[ECO "B40"]
[WhiteElo "1622"]
[BlackElo "1977"]
[PlyCount "76"]
[EventDate "2010.03.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 d5 3. e5 c5 4. c3 Nc6 5. Bb5 Qb6 6. a4 a6 7. Bxc6+ bxc6 8. 0-0 a5 9. d4 Ba6 10. Re1 cxd4 11. Nxd4 c5 12. Nf3 Ne7 13. Qc2 Ng6 14. Be3 Be7 15. Nbd2 0-0 16. Rab1 Qc7 17. Bg5 Rab8 18. h4 Bxg5 19. Nxg5 Qd8 20. Ndf3 d4 21. Qe4 Bb7 22. Qg4 dxc3 23. bxc3 Qd3 24. Rbd1 Qxc3 25. h5 Bxf3 26. gxf3 Nh8 27. Ne4 Qxe5 28. f4 Qf5 29. Qg3 Rfd8 30. h6 Ng6 31. Rxd8+ Rxd8 32. hxg7 Rd4 33. Qf3 Nxf4 34. Qe3 Rd3 35. Qc1 Qg4+ 36. Ng3 Rxg3+ 37. fxg3 Qxg3+ 38. Kf1 Qg2# 0-1

[Event "Bogota Torneo Distrital"]
[Site "Bogota"]
[Date "2010.04.02"]
[Round "5"]
[White "Casallas Abril, Dario Hernan"]
[Black "Zafra, James Fernando"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "1977"]
[BlackElo "1815"]
[PlyCount "24"]
[EventDate "2010.03.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qc7 6. a3 c4 7. Be2 Nge7 8. 0-0 Bd7 9. Ne1 Nf5 10. f4 Be7 11. Nd2 Ne3 12. Qa4 Nd8 0-1

[Event "Bogota Torneo Distrital"]
[Site "Bogota"]
[Date "2010.04.02"]
[Round "4"]
[White "Duque, Juan Camilo"]
[Black "Casallas Abril, Dario Hernan"]
[Result "0-1"]
[ECO "C15"]
[WhiteElo "1972"]
[BlackElo "1977"]
[PlyCount "88"]
[EventDate "2010.03.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. Bd2 dxe4 5. Qg4 Nf6 6. Qxg7 Rg8 7. Qh6 Qxd4 8. 0-0-0 Qxf2 9. Nh3 Qf5 10. Bb5+ Bd7 11. Rhf1 Rg6 12. Rxf5 Rxh6 13. Bxd7+ Nbxd7 14. Rb5 e3 15. Bxe3 Rh4 16. Rxb7 Bxc3 17. bxc3 Nd5 18. Bf2 Ra4 19. Rd4 Rxa2 20. c4 0-0-0 21. Rb3 N5f6 22. c5 Nd5 23. c4 N5f6 24. Rf3 c6 25. Bg3 Rg8 26. Kb1 Ra5 27. Bh4 Rg6 28. Nf4 Rg4 29. g3 e5 30. Rd6 Ne4 31. Rxd7 Kxd7 32. Rd3+ Kc7 33. Bd8+ Kc8 34. Bxa5 exf4 35. gxf4 Rxf4 36. Rd4 Rf1+ 37. Kc2 Nxc5 38. Rh4 Kd7 39. Bb4 Ne6 40. Rxh7 Rf4 41. Kd3 Rd4+ 42. Kc3 Rf4 43. Kd3 Rf3+ 44. Ke4 Ng5+ 0-1

[Event "Bogota Torneo Distrital"]
[Site "Bogota"]
[Date "2010.04.01"]
[Round "2"]
[White "Casallas Abril, Dario Hernan"]
[Black "Buitrago, Sergio"]
[Result "1-0"]
[ECO "B32"]
[WhiteElo "1977"]
[BlackElo "1576"]
[PlyCount "65"]
[EventDate "2010.03.31"]
[EventType "swiss"]
[EventRounds "7"]
[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 e5 5. Nb5 d6 6. N1c3 a6 7. Na3 f5 8. Bd3 f4 9. Nd5 Nf6 10. c4 Nxd5 11. exd5 Nd4 12. Qh5+ Kd7 13. 0-0 Qf6 14. Nc2 g6 15. Qd1 Nf5 16. Bd2 Rb8 17. Nb4 Ke8 18. Re1 Bh6 19. Qa4+ Kf7 20. Qa5 Qe7 21. Rac1 b6 22. Qa4 a5 23. Nc6 Qd7 24. Rxe5 Re8 25. Bxf5 gxf5 26. Rxe8 Kxe8 27. Re1+ Kf8 28. Qb3 Rb7 29. Qf3 Qg7 30. Bxf4 Bxf4 31. Qxf4 Qg6 32. Qh4 Qg7 33. Qd8+ 1-0

[Event "Bogota Torneo Distrital"]
[Site "Bogota"]
[Date "2010.04.01"]
[Round "3"]
[White "Mora, Luis Jose"]
[Black "Casallas Abril, Dario Hernan"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "1745"]
[BlackElo "1977"]
[PlyCount "86"]
[EventDate "2010.03.31"]
[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. e3 g6 3. f4 d6 4. Bd3 Bg7 5. Nf3 0-0 6. 0-0 b6 7. Qe2 Bb7 8. Nbd2 Nbd7 9. c3 c5 10. Ng5 h6 11. Nge4 Rc8 12. Qf3 Qc7 13. Qh3 Nxe4 14. Nxe4 Rce8 15. f5 g5 16. Bd2 f6 17. Ng3 Qc8 18. Rac1 c4 19. Bc2 Rf7 20. Nh5 Nb8 21. Rce1 Nd7 22. e4 Qc7 23. Nxg7 Kxg7 24. Qh5 Rh8 25. Rf3 Kg8 26. Rh3 Rg7 27. Ree3 Qd8 28. b3 Ba6 29. Qe2 Qc8 30. Rh5 cxb3 31. Bxb3+ Kf8 32. c4 Qc6 33. Rc3 Bb7 34. Re3 Ba6 35. Bb4 Bb7 36. Qc2 Qc7 37. Ba3 a6 38. Rc3 Qc6 39. Ba4 Qc7 40. Bxd7 Qxd7 41. c5 dxc5 42. d5 Rgg8 43. Rb3 b5 1-0

[Event "Bogota Torneo Distrital"]
[Site "Bogota"]
[Date "2010.03.31"]
[Round "1"]
[White "Coy, William"]
[Black "Casallas Abril, Dario Hernan"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "1600"]
[BlackElo "1977"]
[PlyCount "45"]
[EventDate "2010.03.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Be3 Qb6 6. Qd2 Bd7 7. f4 Nh6 8. Nf3 Nf5 9. Bf2 Be7 10. g4 Nh6 11. h3 Rc8 12. Bd3 cxd4 13. Nxd4 Bc5 14. Nxc6 Bxc6 15. Bxc5 Qxc5 16. Qf2 d4 17. Rg1 Rd8 18. Nd2 Qb6 19. Nc4 Qc7 20. Nd6+ Kf8 21. cxd4 Qa5+ 22. Qd2 Qd5 23. Be4 1-0

[Event "Bogota IRT op"]
[Site "Bogota"]
[Date "2009.05.03"]
[Round "8"]
[White "Rubio Melo, Hugo Arturo"]
[Black "Casallas Abril, Dario Hernan"]
[Result "0-1"]
[ECO "C18"]
[BlackElo "1990"]
[PlyCount "62"]
[EventDate "2009.04.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. Qg4 Qc7 8. Qxg7 Rg8 9. Qxh7 cxd4 10. Ne2 Nbc6 11. f4 dxc3 12. Qd3 Bd7 13. Qxc3 0-0-0 14. Rb1 Nf5 15. h3 d4 16. Qd3 Na5 17. g4 Ba4 18. Rb2 Ne3 19. Bxe3 dxe3 20. Qc3 Bc6 21. Rh2 Qe7 22. g5 Qd7 23. Rb1 Nc4 24. Ng3 Nd2 25. Rxd2 Qxd2+ 26. Qxd2 exd2+ 27. Kd1 Rd4 28. Rb4 Rgd8 29. c3 Ba4+ 30. Rxa4 Rxa4 31. c4 Rxa3 0-1

[Event "Bogota IRT op"]
[Site "Bogota"]
[Date "2009.05.02"]
[Round "7"]
[White "Casallas Abril, Dario Hernan"]
[Black "Correa Pineda, William"]
[Result "1/2-1/2"]
[ECO "B33"]
[WhiteElo "1990"]
[PlyCount "99"]
[EventDate "2009.04.30"]
[EventType "swiss"]
[EventRounds "9"]
[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 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Bxf6 gxf6 9. Na3 d5 10. Nxd5 Bxa3 11. bxa3 Be6 12. Bc4 Qa5+ 13. Qd2 Qxd2+ 14. Kxd2 0-0-0 15. c3 Ne7 16. Ke2 Nxd5 17. Bxd5 Bxd5 18. exd5 Rxd5 19. Rhd1 Rhd8 20. Rxd5 Rxd5 21. Rb1 Kc7 22. Rb4 h5 23. Rh4 Ra5 24. a4 Kd6 25. Rb4 b5 26. axb5 axb5 27. Rb2 Kc5 28. Kd3 Ra4 29. g3 f5 30. f3 f6 31. Kc2 f4 32. Kb3 fxg3 33. hxg3 h4 34. gxh4 Rxh4 35. Re2 Rf4 36. Re3 Kd5 37. Rd3+ Ke6 38. Re3 Kf5 39. a3 Ke6 40. Kc2 f5 41. Rd3 Ra4 42. Kb3 e4 43. fxe4 fxe4 44. Rd4 Rxd4 45. cxd4 Kd6 46. Kc2 Kd5 47. Kc3 e3 48. Kd3 e2 49. Kxe2 Kxd4 50. Kd2 1/2-1/2

[Event "Bogota IRT op"]
[Site "Bogota"]
[Date "2009.05.02"]
[Round "6"]
[White "Gomez Barrero, Sergio"]
[Black "Casallas Abril, Dario Hernan"]
[Result "0-1"]
[ECO "C01"]
[BlackElo "1990"]
[PlyCount "74"]
[EventDate "2009.04.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. e4 e6 2. Nc3 d5 3. exd5 exd5 4. d4 Bb4 5. Bd2 Ne7 6. Bd3 Nbc6 7. Nge2 Be6 8. 0-0 Qd7 9. Re1 0-0-0 10. a3 Ba5 11. Be3 Nf5 12. Bxf5 Bxf5 13. b4 Bb6 14. Qb1 f6 15. a4 a5 16. bxa5 Nxa5 17. Qb5 Bxc2 18. Qb2 Bd3 19. Nf4 Bc4 20. Rab1 g5 21. Nfe2 h5 22. Nd1 Qxa4 23. Bd2 Nb3 24. Qc2 Qa6 25. Rxb3 Bxe2 26. Bc3 Bd3 27. Qb2 Rhe8 28. Ne3 Bc4 29. Rb4 Ba5 30. Ra1 b6 31. Rba4 Bxc3 32. Qxc3 Qb5 33. Nxc4 dxc4 34. Rxc4 Re7 35. Ra8+ Kb7 36. Rxd8 Qb1+ 37. Qc1 Re1+ 0-1

[Event "Bogota IRT op"]
[Site "Bogota"]
[Date "2009.05.01"]
[Round "3"]
[White "Casallas Abril, Dario Hernan"]
[Black "Arango Leon, Andres Felipe"]
[Result "1-0"]
[ECO "B92"]
[WhiteElo "1990"]
[PlyCount "79"]
[EventDate "2009.04.30"]
[EventType "swiss"]
[EventRounds "9"]
[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 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e5 7. Nb3 Be6 8. Qd2 Nbd7 9. Be2 Be7 10. 0-0 Rc8 11. Rad1 0-0 12. Kh1 b5 13. a3 Qc7 14. f4 Rfd8 15. f5 Bxb3 16. cxb3 Nb6 17. Bf3 Qd7 18. Qf2 Qc6 19. Rc1 Ng4 20. Qh4 f6 21. Bd2 Nh6 22. Bxh6 gxh6 23. Qxh6 Qe8 24. Bh5 Qf8 25. Qd2 Kh8 26. Nd5 Nxd5 27. Qxd5 Qh6 28. Rxc8 Rxc8 29. Qb7 Rc1 30. Bd1 Qf4 31. Rg1 Bf8 32. Qf7 Qh6 33. Qd5 Rb1 34. b4 Rxb2 35. Bb3 Qg7 36. g4 Be7 37. Rc1 h5 38. g5 Qxg5 39. Rc8+ Kh7 40. Qf7+ 1-0

[Event "Bogota IRT op"]
[Site "Bogota"]
[Date "2009.05.01"]
[Round "5"]
[White "Casallas Abril, Dario Hernan"]
[Black "Sanabria Rangel, Sergio Andres"]
[Result "0-1"]
[ECO "C97"]
[WhiteElo "1990"]
[PlyCount "54"]
[EventDate "2009.04.30"]
[EventType "swiss"]
[EventRounds "9"]
[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 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 0-0 8. c3 d6 9. h3 Na5 10. Bc2 c5 11. d4 Qc7 12. Be3 Nc4 13. Bc1 cxd4 14. cxd4 Bb7 15. d5 Rac8 16. Bd3 Nd7 17. b3 Ncb6 18. Bd2 Nc5 19. Ba5 f5 20. Nc3 Nxd3 21. Qxd3 Qc5 22. Qe3 Qxe3 23. Rxe3 fxe4 24. Nxe5 Bg5 25. Rg3 Bh4 26. Rg4 Bxf2+ 27. Kh1 dxe5 0-1

[Event "Bogota IRT op"]
[Site "Bogota"]
[Date "2009.05.01"]
[Round "4"]
[White "Remicio Duque, John H"]
[Black "Casallas Abril, Dario Hernan"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "2218"]
[BlackElo "1990"]
[PlyCount "43"]
[EventDate "2009.04.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 d6 5. h3 0-0 6. Be2 Nbd7 7. 0-0 b6 8. Nbd2 Bb7 9. c3 Ne4 10. Bh2 e5 11. Nxe4 Bxe4 12. Qa4 exd4 13. cxd4 Nf6 14. Rac1 c5 15. Rfd1 Qe7 16. dxc5 dxc5 17. Bd6 Qe8 18. Bb5 Qe6 19. Bxf8 Bxf3 20. Rd6 Qe5 21. Bxg7 Kxg7 22. Rxf6 1-0

[Event "Bogota IRT op"]
[Site "Bogota"]
[Date "2009.04.30"]
[Round "2"]
[White "Rojas Barrero, Andres Humberto"]
[Black "Casallas Abril, Dario Hernan"]
[Result "1-0"]
[ECO "C19"]
[WhiteElo "2268"]
[BlackElo "1990"]
[PlyCount "51"]
[EventDate "2009.04.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. Nf3 Nbc6 8. Bd3 Qa5 9. Qd2 cxd4 10. cxd4 Qxd2+ 11. Kxd2 0-0 12. a4 Bd7 13. Ba3 Rfc8 14. Rhb1 b6 15. Ba6 Rd8 16. Bd6 Bc8 17. Bb5 Bd7 18. g4 Ng6 19. h4 Na5 20. Bc7 Rdc8 21. Bxb6 Nc4+ 22. Bxc4 Rxc4 23. Bc5 Bxa4 24. Ra2 a6 25. Rb7 Bb5 26. Rxb5 1-0

[Event "Bogota Mila Memorial op"]
[Site "Bogota"]
[Date "2009.04.??"]
[Round "4"]
[White "Casallas Abril, Dario Hernan"]
[Black "Avellaneda, Jonathan"]
[Result "0-1"]
[ECO "C41"]
[WhiteElo "1977"]
[BlackElo "2039"]
[PlyCount "46"]
[EventDate "2009.04.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. d4 Nd7 4. d5 Ngf6 5. Nc3 Be7 6. Be2 Nc5 7. Bd3 Bg4 8. Bb5+ Kf8 9. Bd3 c6 10. dxc6 bxc6 11. Be3 d5 12. Bxc5 Bxc5 13. exd5 cxd5 14. Be2 Bxf3 15. Bxf3 e4 16. Be2 d4 17. Na4 Qa5+ 18. c3 d3 19. b4 Bxb4 20. Qb3 Bd6 21. Bd1 Rb8 22. Qc4 Ke7 23. Bb3 Qh5 0-1

[Event "Bogota Mila Memorial op"]
[Site "Bogota"]
[Date "2009.04.??"]
[Round "8"]
[White "Casallas Abril, Dario Hernan"]
[Black "Paez, Adolfo"]
[Result "1-0"]
[ECO "B66"]
[WhiteElo "1977"]
[PlyCount "67"]
[EventDate "2009.04.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qd2 d6 9. 0-0-0 Qc7 10. Bxf6 gxf6 11. f5 Ne5 12. Be2 Bd7 13. fxe6 fxe6 14. Bh5+ Ng6 15. Bg4 Kf7 16. Rhf1 b5 17. a3 Qc4 18. Nd5 Rab8 19. Nxe7 Kxe7 20. Nf5+ exf5 21. Qxd6+ Kf7 22. Qxd7+ Ne7 23. Rxf5 Rhd8 24. Bh5+ Kg8 25. Qxe7 Rxd1+ 26. Kxd1 Qd4+ 27. Ke2 Rd8 28. Qe6+ Kg7 29. Qf7+ Kh8 30. Qxf6+ Qxf6 31. Rxf6 Kg7 32. Rxa6 Rb8 33. e5 Kf8 34. e6 1-0

[Event "Bogota Mila Memorial op"]
[Site "Bogota"]
[Date "2009.04.??"]
[Round "2"]
[White "Casallas Abril, Dario Hernan"]
[Black "Rios, Cristhian Camilo"]
[Result "1/2-1/2"]
[ECO "B42"]
[WhiteElo "1977"]
[BlackElo "1896"]
[PlyCount "132"]
[EventDate "2009.04.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bd3 a6 7. 0-0 b5 8. a3 Bb7 9. Be3 Nbd7 10. f3 Be7 11. Nb3 0-0 12. Qd2 Rc8 13. Rac1 Ne5 14. Be2 Kh8 15. Bf4 Nc4 16. Bxc4 bxc4 17. Na1 Bc6 18. b4 d5 19. e5 Nd7 20. Ne2 c3 21. Nxc3 f6 22. exf6 Bxf6 23. Be3 Bxc3 24. Qxc3 Bb5 25. Qe1 Bxf1 26. Qxf1 Rc6 27. Nb3 e5 28. c3 Rg6 29. Qd3 Nb6 30. Bc5 Re8 31. Rd1 Qg5 32. Qd2 Qxd2 33. Rxd2 Nc4 34. Rxd5 Nxa3 35. Nd2 h6 36. Ne4 Nc4 37. Bf2 Rc6 38. Bc5 Rcc8 39. Rd7 Red8 40. Ra7 Rc6 41. Kf2 Nd2 42. Ng3 Nb3 43. Ne4 Nc1 44. Ke3 Nd3 45. Be7 Rd5 46. Bf8 Rg6 47. g4 Nb2 48. h4 h5 49. Ng5 Nd1+ 50. Ke4 Nxc3+ 51. Ke3 hxg4 52. fxg4 e4 53. Be7 Rd3+ 54. Kf4 Rxg5 55. Kxg5 Nd5 56. Ra8+ Kh7 57. Bc5 a5 58. Rxa5 e3 59. Ra1 e2 60. Re1 Nc3 61. Kf4 Rh3 62. Bd4 Nd5+ 63. Kg5 Rf3 64. Rxe2 Nf4 65. Re7 Nh3+ 66. Kh5 Nf4+ 1/2-1/2

[Event "Bogota Mila Memorial op"]
[Site "Bogota"]
[Date "2009.04.??"]
[Round "3"]
[White "Castano, Duvan Martin"]
[Black "Casallas Abril, Dario Hernan"]
[Result "1-0"]
[ECO "C17"]
[WhiteElo "2337"]
[BlackElo "1977"]
[PlyCount "37"]
[EventDate "2009.04.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. Bd2 a6 6. a3 Bxc3 7. Bxc3 cxd4 8. Qxd4 Ne7 9. Nf3 Nbc6 10. Qf4 0-0 11. 0-0-0 Ng6 12. Qg3 b5 13. h4 Nge7 14. h5 Nf5 15. Qf4 Qb6 16. h6 g6 17. g4 Qxf2 18. gxf5 f6 19. fxg6 1-0

[Event "Bogota IRT Fecodaz los Reyes"]
[Site "Bogota"]
[Date "2009.02.28"]
[Round "3.12"]
[White "Paez, Adolfo"]
[Black "Casallas Abril, Dario Hernan"]
[Result "0-1"]
[ECO "C18"]
[BlackElo "2007"]
[PlyCount "76"]
[EventDate "2009.02.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. f4 Nbc6 8. Nf3 Qa5 9. Be2 Bd7 10. Bd2 0-0-0 11. c4 Qc7 12. dxc5 dxc4 13. Bxc4 Na5 14. Qe2 Qxc5 15. Bd3 Nd5 16. Ng5 Nxf4 17. Bxf4 Qc3+ 18. Kf2 Rdf8 19. Ne4 Qc7 20. Rhd1 f6 21. Kg1 fxe5 22. Be3 Nc6 23. Bc5 Nd4 24. Qe1 Bc6 25. Bxf8 Rxf8 26. Qd2 Bxe4 27. Bxe4 Qc5 28. Bxb7+ Kc7 29. Qd3 Nb3+ 30. Kh1 Nxa1 31. Rxa1 Kxb7 32. Rb1+ Ka8 33. Rb5 Qd4 34. Rb1 Qxd3 35. cxd3 Rd8 36. Re1 Rxd3 37. h3 Rd5 38. Kh2 Kb7 0-1

[Event "Bogota IRT Fecodaz los Reyes"]
[Site "Bogota"]
[Date "2009.02.27"]
[Round "4.7"]
[White "Casallas Abril, Dario Hernan"]
[Black "Narvaez Ramirez, Faber Alberto"]
[Result "0-1"]
[ECO "B82"]
[WhiteElo "2007"]
[BlackElo "2141"]
[PlyCount "70"]
[EventDate "2009.02.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Bd3 Nf6 7. 0-0 d6 8. Kh1 Be7 9. f4 Nbd7 10. f5 e5 11. Nb3 b5 12. a3 Bb7 13. Qf3 Nc5 14. Nxc5 dxc5 15. Bg5 c4 16. Bxf6 Bxf6 17. Be2 Rd8 18. Rad1 0-0 19. Nd5 Bxd5 20. Rxd5 Rxd5 21. exd5 Rd8 22. c3 Qc5 23. Rd1 h6 24. Qe4 Rd6 25. Bf3 a5 26. Be2 a4 27. Bf3 Qf2 28. Qe1 Qxb2 29. Rb1 Qxa3 30. Rxb5 Rd8 31. h3 e4 32. Qxe4 Qxc3 33. Be2 Qe1+ 34. Kh2 c3 35. Rb1 Be5+ 0-1

[Event "Bogota IRT Fecodaz los Reyes"]
[Site "Bogota"]
[Date "2009.02.27"]
[Round "2.12"]
[White "Casallas Abril, Dario Hernan"]
[Black "Salgado, Sonia"]
[Result "1-0"]
[ECO "C80"]
[WhiteElo "2007"]
[PlyCount "81"]
[EventDate "2009.02.27"]
[EventType "swiss"]
[EventRounds "7"]
[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. Bb5 a6 4. Ba4 Nf6 5. 0-0 Nxe4 6. Re1 f5 7. d4 Bb4 8. c3 Bd6 9. Nbd2 Nxd2 10. Bxd2 0-0 11. Bb3+ Kh8 12. dxe5 Bc5 13. Ng5 Qe8 14. e6 dxe6 15. Bxe6 Qg6 16. h4 h6 17. h5 Qf6 18. Bxc8 hxg5 19. Bxb7 Rad8 20. Qc1 f4 21. b4 Bb6 22. Bxa6 Ne5 23. Rf1 g4 24. Bxf4 Qxf4 25. Qxf4 Rxf4 26. Rae1 Nd3 27. Rd1 g3 28. Rxd3 Rxd3 29. Bxd3 gxf2+ 30. Kh2 Rh4+ 31. Kg3 Rxh5 32. a4 Re5 33. a5 Ba7 34. Bc4 g5 35. Rxf2 Bxf2+ 36. Kxf2 c6 37. Bd3 Kg8 38. c4 Kf8 39. b5 cxb5 40. cxb5 Re7 41. a6 1-0

[Event "Bogota IRT Fecodaz los Reyes"]
[Site "Bogota"]
[Date "2009.02.27"]
[Round "1.10"]
[White "Pulido Martinez, Luis Alberto"]
[Black "Casallas Abril, Dario Hernan"]
[Result "1-0"]
[ECO "C00"]
[BlackElo "2007"]
[PlyCount "73"]
[EventDate "2009.02.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e6 2. Nc3 d5 3. d3 Nf6 4. e5 Nfd7 5. d4 c5 6. dxc5 Bxc5 7. Nf3 Nc6 8. Bf4 0-0 9. Na4 Bb4+ 10. c3 Ba5 11. Bb5 Bc7 12. Bxc6 bxc6 13. 0-0 Rb8 14. b4 Ba6 15. Re1 Bb5 16. Nb2 a5 17. a3 axb4 18. axb4 c5 19. Nd3 Bxd3 20. Qxd3 cxb4 21. Ng5 g6 22. cxb4 Rxb4 23. Bd2 Rc4 24. Qh3 h5 25. Nf3 Qb8 26. Reb1 Qc8 27. Bb4 Re8 28. Nd2 Bxe5 29. Nxc4 Bxa1 30. Nd6 Qc2 31. Rxa1 Rb8 32. Qc3 Qe2 33. Re1 Qg4 34. Ba5 d4 35. Qc7 d3 36. Ne4 Rb2 37. Qxd7 1-0

