[Event "Mosquera op"]
[Site "Mosquera"]
[Date "2014.11.02"]
[Round "7"]
[White "Espitia, Miguel"]
[Black "Arias Rojas, Juan Diego"]
[Result "1-0"]
[ECO "C06"]
[WhiteElo "1842"]
[BlackElo "1971"]
[PlyCount "25"]
[EventDate "2014.10.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. Bd3 c5 5. c3 Nc6 6. e5 Nd7 7. Ndf3 Be7 8. Ne2 0-0 9. a3 a5 10. h4 Qb6 11. Rb1 Ndb8 12. Nf4 Nd8 13. Ng5 1-0

[Event "Mosquera op"]
[Site "Mosquera"]
[Date "2014.11.01"]
[Round "4"]
[White "Arias Rojas, Juan Diego"]
[Black "Chavez Polo, Walter Antonio"]
[Result "0-1"]
[ECO "A84"]
[WhiteElo "1971"]
[PlyCount "70"]
[EventDate "2014.10.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. e3 Bd6 5. Bd3 f5 6. g4 fxg4 7. h3 g3 8. Qh5+ Kd7 9. f4 b6 10. Qg4 g2 11. Qxg2 Qh4+ 12. Kd1 g6 13. Nf3 Qe7 14. e4 Ba6 15. exd5 exd5 16. Re1 Qf6 17. cxd5 Bxd3 18. dxc6+ Nxc6 19. Ne5+ Bxe5 20. fxe5 Qf5 21. Qd5+ Kc7 22. Be3 Rd8 23. Nb5+ Bxb5 24. Qxb5 Qf3+ 25. Kc1 Nge7 26. a4 Qd5 27. Kb1 Nxd4 28. Bxd4 Qxd4 29. Rc1+ Kb7 30. Rc4 Qd1+ 31. Ka2 Qd5 32. Qb3 Rc8 33. Rf4 Qxb3+ 34. Kxb3 Nf5 35. a5 Rc5 0-1

[Event "Mosquera op"]
[Site "Mosquera"]
[Date "2014.11.01"]
[Round "5"]
[White "Buitrago, Bernardo"]
[Black "Arias Rojas, Juan Diego"]
[Result "0-1"]
[ECO "C00"]
[WhiteElo "1860"]
[BlackElo "1971"]
[PlyCount "72"]
[EventDate "2014.10.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 e6 2. d3 d5 3. Nd2 c5 4. Ngf3 Nc6 5. g3 Nf6 6. Bg2 Be7 7. 0-0 Qc7 8. Re1 b6 9. Nf1 Bb7 10. Qe2 dxe4 11. dxe4 0-0-0 12. c3 h6 13. a3 g5 14. b4 g4 15. N3d2 Ne5 16. Nb3 Nd3 17. Rd1 c4 18. Nd4 h5 19. a4 a6 20. Ba3 h4 21. Nd2 hxg3 22. fxg3 Ne5 23. b5 Bxa3 24. bxa6 Bb2 25. axb7+ Kb8 26. Rab1 Bxc3 27. Nb5 Qc5+ 28. Kf1 Bxd2 29. Rxd2 Rxd2 30. Qxd2 Nd3 31. Bh1 Nh5 32. Bg2 Rh6 33. e5 Nf6 34. a5 Rh5 35. Ke2 Rxe5+ 36. Kd1 Re1+ 0-1

[Event "Mosquera op"]
[Site "Mosquera"]
[Date "2014.10.31"]
[Round "2"]
[White "Arias Rojas, Juan Diego"]
[Black "Alvarez Mendoza, Rafael"]
[Result "1-0"]
[ECO "D46"]
[WhiteElo "1971"]
[BlackElo "1588"]
[PlyCount "43"]
[EventDate "2014.10.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. c4 c6 4. Nc3 e6 5. e3 Bb4 6. Bd3 Nbd7 7. 0-0 0-0 8. Ne5 Qc7 9. f4 Bxc3 10. bxc3 c5 11. Rf3 Ne4 12. Rh3 Ndf6 13. g4 g6 14. Qe1 Re8 15. g5 Nh5 16. Rxh5 gxh5 17. Qh4 Rf8 18. Bxe4 dxe4 19. Ba3 b6 20. Kh1 Bb7 21. Rg1 Kh8 22. Qxh5 1-0

[Event "Mosquera op"]
[Site "Mosquera"]
[Date "2014.10.31"]
[Round "3"]
[White "Gutierrez, Ramon"]
[Black "Arias Rojas, Juan Diego"]
[Result "1-0"]
[ECO "C18"]
[WhiteElo "2143"]
[BlackElo "1971"]
[PlyCount "81"]
[EventDate "2014.10.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 cxd4 6. axb4 dxc3 7. Qg4 Ne7 8. Qxg7 Rg8 9. Qxh7 Qc7 10. Ne2 Qxe5 11. bxc3 Nbc6 12. Rb1 Qf6 13. h4 Rh8 14. Bg5 Qxf2+ 15. Kxf2 Rxh7 16. Nd4 f6 17. Bd3 Rh8 18. Bd2 e5 19. Nxc6 bxc6 20. h5 Bg4 21. Rh4 f5 22. Rbh1 a5 23. Ra1 a4 24. h6 e4 25. Bf1 Ng6 26. Rh1 f4 27. Bxf4 Nxf4 28. Kg3 Ne2+ 29. Kxg4 Nxc3 30. Kh5 Kf7 31. Rh3 d4 32. Bc4+ Ke7 33. Kg6 Raf8 34. h7 Ra8 35. Kg7 Nd5 36. Bxd5 cxd5 37. Rh6 e3 38. Rf1 a3 39. Rf7+ Ke8 40. Re6+ Kd8 41. Kxh8 1-0

[Event "Mosquera op"]
[Site "Mosquera"]
[Date "2014.10.30"]
[Round "1"]
[White "Lozano Ramirez, Nestor Favian"]
[Black "Arias Rojas, Juan Diego"]
[Result "1-0"]
[ECO "A14"]
[WhiteElo "2203"]
[BlackElo "1971"]
[PlyCount "51"]
[EventDate "2014.10.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. g3 Nf6 2. Bg2 e6 3. Nf3 d5 4. c4 Be7 5. 0-0 0-0 6. b3 c5 7. e3 Nc6 8. Bb2 Ne4 9. d3 Bf6 10. Qe2 Nd6 11. Rd1 d4 12. exd4 Nxd4 13. Bxd4 cxd4 14. Nbd2 Qa5 15. a3 Rd8 16. b4 Qf5 17. Rdc1 Ne8 18. c5 Rb8 19. Ne4 Bd7 20. Nxf6+ Qxf6 21. Ne5 Ba4 22. c6 bxc6 23. Bxc6 Bb5 24. a4 Ba6 25. Nd7 Rxd7 26. Bxd7 1-0

[Event "COL-ch sf"]
[Site "Medellin"]
[Date "2014.??.??"]
[Round "9"]
[White "Arboleda Orozco, Juan M"]
[Black "Arias Rojas, Juan Diego"]
[Result "1-0"]
[ECO "C06"]
[WhiteElo "1617"]
[BlackElo "1990"]
[PlyCount "53"]
[EventDate "2014.04.15"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CBM 160 Extra"]
[Source "ChessBase"]
[SourceDate "2014.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2014.07.01"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 Be7 8. 0-0 f5 9. Nf4 Nf8 10. Qh5+ g6 11. Qh6 Rg8 12. Nf3 g5 13. Qh5+ Kd7 14. Qf7 Rg6 15. Nxg6 hxg6 16. Bxg5 Kc7 17. Bb5 Bd7 18. Bxc6 Bxg5 19. Bxd7 Nxd7 20. Qxe6 Be7 21. Qxd5 g5 22. e6 Nf6 23. Qxf5 g4 24. Ne5 Qh8 25. Ng6 Qg7 26. Nxe7 Qxe7 27. d5 1-0

[Event "COL-ch sf"]
[Site "Medellin"]
[Date "2014.??.??"]
[Round "6"]
[White "Arias Rojas, Juan Diego"]
[Black "Gomez, Nicolas de Jesus"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "1990"]
[BlackElo "1655"]
[PlyCount "25"]
[EventDate "2014.04.15"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CBM 160 Extra"]
[Source "ChessBase"]
[SourceDate "2014.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2014.07.01"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Be7 5. Bf4 0-0 6. Qc2 b6 7. cxd5 Nxd5 8. Nxd5 Qxd5 9. a3 c5 10. e4 Qc6 11. Bd3 Nd7 12. e5 h6 13. Be4 1-0

[Event "COL-ch sf"]
[Site "Medellin"]
[Date "2014.??.??"]
[Round "2"]
[White "Arias Rojas, Juan Diego"]
[Black "Ossa Ramirez, Jesus Antonio"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1990"]
[BlackElo "1729"]
[PlyCount "51"]
[EventDate "2014.04.15"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CBM 160 Extra"]
[Source "ChessBase"]
[SourceDate "2014.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2014.07.01"]
[SourceQuality "1"]

1. g3 e5 2. Bg2 Bc5 3. c4 f5 4. e3 Nf6 5. d4 Bb4+ 6. Nd2 e4 7. Ne2 0-0 8. c5 Bxd2+ 9. Bxd2 d5 10. cxd6 cxd6 11. 0-0 d5 12. Qb3 Nc6 13. Rfc1 Qe8 14. Nf4 Qf7 15. Rc5 Rd8 16. Rac1 g5 17. Ne2 Be6 18. Rb5 Rd7 19. Nc3 f4 20. Na4 f3 21. Nc5 fxg2 22. Nxd7 Ng4 23. Be1 Bxd7 24. Rxb7 Qh5 25. Qxd5+ Kh8 26. h4 1-0

[Event "COL-ch sf"]
[Site "Medellin"]
[Date "2014.??.??"]
[Round "4"]
[White "Arias Rojas, Juan Diego"]
[Black "Palomino Escobar, Daniel Fernando"]
[Result "1/2-1/2"]
[ECO "B21"]
[WhiteElo "1990"]
[BlackElo "1767"]
[PlyCount "32"]
[EventDate "2014.04.15"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CBM 160 Extra"]
[Source "ChessBase"]
[SourceDate "2014.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2014.07.01"]
[SourceQuality "1"]

1. e4 d5 2. e5 c5 3. f4 Bf5 4. Nf3 Nc6 5. d4 Be4 6. Bb5 Bxf3 7. gxf3 cxd4 8. Qxd4 e6 9. Qa4 Qb6 10. Nc3 Bc5 11. Bd2 Bf2+ 12. Ke2 Nge7 13. Rhf1 Bc5 14. Nxd5 Nxd5 15. Ba5 Nxf4+ 16. Ke1 Ng2+ 1/2-1/2

[Event "COL-ch sf"]
[Site "Medellin"]
[Date "2014.??.??"]
[Round "8"]
[White "Arias Rojas, Juan Diego"]
[Black "Uribe Valencia, Victor Alexis"]
[Result "1-0"]
[ECO "A25"]
[WhiteElo "1990"]
[BlackElo "1793"]
[PlyCount "35"]
[EventDate "2014.04.15"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CBM 160 Extra"]
[Source "ChessBase"]
[SourceDate "2014.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2014.07.01"]
[SourceQuality "1"]

1. g3 e5 2. Bg2 Nc6 3. c4 f5 4. Nc3 Nf6 5. e3 g6 6. d4 d6 7. Nge2 Bg7 8. Qb3 e4 9. Bd2 a5 10. h4 b6 11. a3 Bb7 12. Nf4 Bc8 13. 0-0-0 Rb8 14. f3 exf3 15. Bxf3 Ne7 16. d5 c6 17. dxc6 Qc7 18. Nb5 1-0

[Event "COL-ch sf"]
[Site "Medellin"]
[Date "2014.??.??"]
[Round "10"]
[White "Arias Rojas, Juan Diego"]
[Black "Viancha, Wilfredo"]
[Result "1-0"]
[ECO "A11"]
[WhiteElo "1990"]
[BlackElo "1708"]
[PlyCount "27"]
[EventDate "2014.04.15"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CBM 160 Extra"]
[Source "ChessBase"]
[SourceDate "2014.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2014.07.01"]
[SourceQuality "1"]

1. g3 d5 2. Bg2 Nf6 3. c4 c6 4. Nc3 Bf5 5. cxd5 cxd5 6. Qb3 e6 7. Qxb7 Nbd7 8. Nf3 Bc5 9. 0-0 0-0 10. d4 Bb6 11. Bf4 a6 12. Na4 Ne4 13. Nxb6 Nxb6 14. Bc7 1-0

[Event "COL-ch sf"]
[Site "Medellin"]
[Date "2014.??.??"]
[Round "7"]
[White "Aristizabal Lopez, Jorge Alberto"]
[Black "Arias Rojas, Juan Diego"]
[Result "1-0"]
[ECO "D06"]
[WhiteElo "1879"]
[BlackElo "1990"]
[PlyCount "69"]
[EventDate "2014.04.15"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CBM 160 Extra"]
[Source "ChessBase"]
[SourceDate "2014.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2014.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. e3 Bf5 4. c4 e6 5. Be2 Be7 6. 0-0 0-0 7. b3 c5 8. Bb2 Nc6 9. a3 Qc7 10. dxc5 Bxc5 11. b4 Be7 12. c5 Nd7 13. Nc3 a5 14. Nb5 Qb8 15. Qb3 b6 16. cxb6 Nxb6 17. Nfd4 Nxd4 18. Nxd4 a4 19. Qa2 Bd6 20. h3 Be4 21. Rac1 Qd8 22. f4 Qh4 23. Rc6 Nc8 24. Ba1 g5 25. Nb5 Qg3 26. Rf2 gxf4 27. Nxd6 fxe3 28. Nxe4 exf2+ 29. Nxf2 Ne7 30. Rc3 Qd6 31. Nh1 Nf5 32. Bg4 Qb6+ 33. Kh2 Ne3 34. Qd2 Qd6+ 35. Ng3 1-0

[Event "COL-ch sf"]
[Site "Medellin"]
[Date "2014.??.??"]
[Round "1"]
[White "Castro Rojas, Oscar Humberto"]
[Black "Arias Rojas, Juan Diego"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "2340"]
[BlackElo "1990"]
[PlyCount "63"]
[EventDate "2014.04.15"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CBM 160 Extra"]
[Source "ChessBase"]
[SourceDate "2014.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2014.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 e6 3. e4 Be7 4. Nd2 d5 5. e5 Nfd7 6. Bxe7 Qxe7 7. Bd3 c5 8. Qg4 f5 9. Qf4 Nc6 10. Ngf3 cxd4 11. 0-0 0-0 12. Rfe1 Nc5 13. Nb3 Ne4 14. Nbxd4 g5 15. Qe3 g4 16. Bxe4 f4 17. Nxc6 bxc6 18. Qc3 dxe4 19. Nd2 e3 20. fxe3 f3 21. Ne4 Qh4 22. Rf1 Ba6 23. Rf2 Rf7 24. Nf6+ Kh8 25. Qxc6 Bb7 26. Qxe6 Rg7 27. g3 Qg5 28. Rd1 Qxe3 29. Qd6 Qb6 30. e6 Bc6 31. e7 Rf7 32. Qe5 1-0

[Event "COL-ch sf"]
[Site "Medellin"]
[Date "2014.??.??"]
[Round "3"]
[White "Munoz Galvez, Jhon Edison"]
[Black "Arias Rojas, Juan Diego"]
[Result "1-0"]
[ECO "D55"]
[WhiteElo "2216"]
[BlackElo "1990"]
[PlyCount "49"]
[EventDate "2014.04.15"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CBM 160 Extra"]
[Source "ChessBase"]
[SourceDate "2014.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2014.07.01"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 d5 3. c4 Nf6 4. Bg5 Be7 5. e3 h6 6. Bxf6 Bxf6 7. cxd5 exd5 8. Nc3 0-0 9. Qc2 c6 10. h3 Qd6 11. Bd3 b6 12. 0-0 Ba6 13. Rfc1 c5 14. Nxd5 Bxd3 15. Nxf6+ Qxf6 16. Qxd3 Rd8 17. Qe4 Na6 18. a3 Rab8 19. b4 cxb4 20. axb4 Nxb4 21. Rxa7 Rbc8 22. Rxc8 Rxc8 23. Ne5 Rc1+ 24. Kh2 Qxf2 25. Ra8+ 1-0

[Event "COL-ch sf"]
[Site "Medellin"]
[Date "2014.??.??"]
[Round "11"]
[White "Obando Guzman, Soren Federico"]
[Black "Arias Rojas, Juan Diego"]
[Result "0-1"]
[ECO "A40"]
[WhiteElo "1799"]
[BlackElo "1990"]
[PlyCount "12"]
[EventDate "2014.04.15"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CBM 160 Extra"]
[Source "ChessBase"]
[SourceDate "2014.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2014.07.01"]
[SourceQuality "1"]

1. d4 g6 2. b3 Bg7 3. Nf3 c6 4. Nbd2 e5 5. g3 exd4 6. Bg2 d3 0-1

[Event "COL-ch sf"]
[Site "Medellin"]
[Date "2014.??.??"]
[Round "5"]
[White "Sosa Florez, Luis Felipe"]
[Black "Arias Rojas, Juan Diego"]
[Result "1-0"]
[ECO "D05"]
[WhiteElo "1758"]
[BlackElo "1990"]
[PlyCount "63"]
[EventDate "2014.04.15"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CBM 160 Extra"]
[Source "ChessBase"]
[SourceDate "2014.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2014.07.01"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 d5 3. Nbd2 Nf6 4. e3 c5 5. c3 Bd6 6. Bd3 Nc6 7. dxc5 Bxc5 8. b4 Bd6 9. a3 e5 10. Be2 0-0 11. Bb2 Qc7 12. h3 Be6 13. c4 Rad8 14. Rc1 dxc4 15. Bxc4 Qe7 16. Qb3 Bxc4 17. Nxc4 Bb8 18. 0-0 b5 19. Ncd2 e4 20. Bxf6 Qxf6 21. Nxe4 Qg6 22. Qc2 Ne7 23. Nd4 f5 24. Nc5 Qd6 25. g3 Qh6 26. Nce6 Qxh3 27. Nxd8 Rf6 28. Ne2 g5 29. Qa2+ Kf8 30. Ne6+ Ke8 31. Rfd1 Nd5 32. Qxd5 1-0

[Event "Bogota McGregor op 4th"]
[Site "Bogota"]
[Date "2013.12.07"]
[Round "7"]
[White "Zuluaga Mancilla, Cesar"]
[Black "Arias Rojas, Juan Diego"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2361"]
[BlackElo "1985"]
[PlyCount "57"]
[EventDate "2013.12.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 157 Extra"]
[Source "ChessBase"]
[SourceDate "2013.12.19"]
[SourceVersion "1"]
[SourceVersionDate "2013.12.19"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 e6 4. e3 Bd6 5. Nbd2 0-0 6. Bd3 c5 7. Bg3 Nc6 8. c3 Re8 9. Ne5 h6 10. f4 Bd7 11. Bh4 cxd4 12. exd4 Be7 13. 0-0 Qc7 14. Qe2 b5 15. Nxd7 Nxd7 16. Bxe7 Rxe7 17. Bxb5 Rb8 18. Nf3 Nf6 19. Bd3 Qb6 20. Rab1 Nd7 21. Kh1 f6 22. Nh4 e5 23. Ng6 Ree8 24. dxe5 fxe5 25. Bf5 exf4 26. Be6+ Kh7 27. Nxf4 Nf6 28. Qd3+ Ne4 29. Bxd5 1-0

[Event "Bogota McGregor op 4th"]
[Site "Bogota"]
[Date "2013.12.05"]
[Round "2"]
[White "Arias Rojas, Juan Diego"]
[Black "Manosalva, Samuel"]
[Result "1-0"]
[ECO "A29"]
[WhiteElo "1985"]
[PlyCount "35"]
[EventDate "2013.12.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 157 Extra"]
[Source "ChessBase"]
[SourceDate "2013.12.19"]
[SourceVersion "1"]
[SourceVersionDate "2013.12.19"]
[SourceQuality "1"]

1. g3 e5 2. Bg2 Nc6 3. c4 Bc5 4. Nc3 Nf6 5. Nf3 0-0 6. 0-0 h6 7. a3 b6 8. Nxe5 Bb7 9. Nf3 Qe7 10. d4 Bd6 11. Qd3 Na5 12. b4 Nb3 13. Rb1 Nxc1 14. Rbxc1 Rae8 15. c5 bxc5 16. bxc5 Bxc5 17. dxc5 Qxc5 18. Nb5 1-0

[Event "Sopo op"]
[Site "Sopo"]
[Date "2013.04.28"]
[Round "5"]
[White "Arias Rojas, Juan Diego"]
[Black "Parra, Diego Alexander"]
[Result "1-0"]
[ECO "E77"]
[WhiteElo "2002"]
[BlackElo "1929"]
[PlyCount "55"]
[EventDate "2013.04.26"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "COL"]
[SourceTitle "CBM 154 Extra"]
[Source "ChessBase"]
[SourceDate "2013.06.25"]
[SourceVersion "2"]
[SourceVersionDate "2013.06.25"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. d4 Bg7 4. e4 d6 5. f4 0-0 6. Nf3 Nbd7 7. Be2 c5 8. d5 a6 9. 0-0 Qc7 10. Rb1 Re8 11. Kh1 e6 12. Ng5 exd5 13. exd5 h6 14. Nf3 Ng4 15. Bd3 f5 16. h3 Ngf6 17. Nh4 Nf8 18. Qf3 Qe7 19. Bd2 Ne4 20. Bxe4 fxe4 21. Qg3 Kh7 22. Nxe4 Qxe4 23. Rbe1 Qxc4 24. Rxe8 Qxf1+ 25. Kh2 Qb1 26. Bc3 Qc2 27. Qe3 Bxc3 28. bxc3 1-0

[Event "Sopo op"]
[Site "Sopo"]
[Date "2013.04.28"]
[Round "4"]
[White "Torres Plaza, Jaime Alberto"]
[Black "Arias Rojas, Juan Diego"]
[Result "1-0"]
[ECO "A43"]
[WhiteElo "2037"]
[BlackElo "2002"]
[PlyCount "45"]
[EventDate "2013.04.26"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "COL"]
[SourceTitle "CBM 154 Extra"]
[Source "ChessBase"]
[SourceDate "2013.06.25"]
[SourceVersion "2"]
[SourceVersionDate "2013.06.25"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 c5 4. d5 d6 5. Qc2 e5 6. e4 Ne7 7. Bd3 0-0 8. Nge2 f5 9. f4 fxe4 10. Nxe4 Nf5 11. 0-0 Na6 12. a3 Nc7 13. Rb1 Qh4 14. g3 Qe7 15. Bd2 Ne8 16. Rbe1 Kh8 17. b4 b6 18. fxe5 Bxe5 19. Bg5 Qg7 20. Qd2 Nf6 21. Nxf6 Bxf6 22. g4 Bd7 23. Bxf6 1-0

[Event "Sopo op"]
[Site "Sopo"]
[Date "2013.04.27"]
[Round "3"]
[White "Arias Rojas, Juan Diego"]
[Black "Ramirez, Heimy Polgar"]
[Result "1/2-1/2"]
[ECO "A10"]
[WhiteElo "2002"]
[BlackElo "2097"]
[PlyCount "25"]
[EventDate "2013.04.26"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "COL"]
[SourceTitle "CBM 154 Extra"]
[Source "ChessBase"]
[SourceDate "2013.06.25"]
[SourceVersion "2"]
[SourceVersionDate "2013.06.25"]
[SourceQuality "1"]

1. g3 g6 2. Bg2 Bg7 3. c4 e6 4. Nc3 c6 5. d4 d5 6. cxd5 exd5 7. Nf3 Ne7 8. 0-0 0-0 9. e3 Bg4 10. h3 Be6 11. Ne2 Na6 12. Bd2 Nf5 13. Rc1 1/2-1/2

[Event "Sopo op"]
[Site "Sopo"]
[Date "2013.04.27"]
[Round "2"]
[White "Cifuentes, John Jairo"]
[Black "Arias Rojas, Juan Diego"]
[Result "0-1"]
[ECO "C14"]
[WhiteElo "2125"]
[BlackElo "2002"]
[PlyCount "118"]
[EventDate "2013.04.26"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "COL"]
[SourceTitle "CBM 154 Extra"]
[Source "ChessBase"]
[SourceDate "2013.06.25"]
[SourceVersion "2"]
[SourceVersionDate "2013.06.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. exd5 Nxd5 6. Bxe7 Qxe7 7. Bd3 Nc6 8. Nge2 Bd7 9. 0-0 0-0-0 10. Be4 Nf6 11. Bf3 g5 12. b4 g4 13. Bxc6 Bxc6 14. b5 Be4 15. Nxe4 Nxe4 16. c3 Qh4 17. Qc2 Ng5 18. Qd3 Rhg8 19. Qg3 Qh6 20. Kh1 Ne4 21. Qe3 Qg6 22. Rae1 Nd6 23. d5 Kb8 24. Nf4 Qf5 25. dxe6 fxe6 26. Nxe6 Rde8 27. a4 Rg6 28. Nd4 Rxe3 29. Nxf5 Rxc3 30. Re7 c5 31. Rd1 Kc8 32. Ne3 h6 33. g3 Ra3 34. Nxg4 Rxa4 35. Ne5 Rf6 36. f4 Rd4 37. Rc1 c4 38. Rh7 Nxb5 39. Rxc4+ Rxc4 40. Nxc4 Nd4 41. Kg2 b5 42. Ne5 a6 43. Kf2 b4 44. Ke3 b3 45. Nd3 Nb5 46. g4 a5 47. g5 hxg5 48. fxg5 Rg6 49. h4 a4 50. Rh6 Rg7 51. Rb6 a3 52. Rxb5 a2 53. Ra5 Kb8 54. g6 Rxg6 55. Kd2 Rc6 56. h5 Rc2+ 57. Ke3 Kc7 58. Kd4 Rd2 59. Kc3 Rxd3+ 0-1

[Event "Sopo op"]
[Site "Sopo"]
[Date "2013.04.26"]
[Round "1"]
[White "Arias Rojas, Juan Diego"]
[Black "Baron Calderon, Ismael"]
[Result "1-0"]
[ECO "E62"]
[WhiteElo "2002"]
[BlackElo "1725"]
[PlyCount "29"]
[EventDate "2013.04.26"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "COL"]
[SourceTitle "CBM 154 Extra"]
[Source "ChessBase"]
[SourceDate "2013.06.25"]
[SourceVersion "2"]
[SourceVersionDate "2013.06.25"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. g3 Nf6 4. Bg2 0-0 5. Nf3 d6 6. Nc3 c6 7. 0-0 Qc7 8. Rb1 Nbd7 9. e4 e5 10. d5 cxd5 11. cxd5 Qc4 12. Nd2 Qc7 13. Nb5 Qc5 14. a4 a6 15. b4 1-0

[Event "Bogota IRT de la Sabana"]
[Site "Bogota"]
[Date "2013.01.13"]
[Round "18"]
[White "Arias Rojas, Juan Diego"]
[Black "Nieto, Manuel Guillermo"]
[Result "1/2-1/2"]
[ECO "E62"]
[WhiteElo "2040"]
[BlackElo "1892"]
[PlyCount "61"]
[EventDate "2013.01.03"]
[EventType "tourn"]
[EventRounds "18"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. g3 g6 2. Bg2 Bg7 3. d4 d6 4. Nf3 Nf6 5. 0-0 0-0 6. c4 Bg4 7. Nc3 Nc6 8. Bg5 h6 9. Bxf6 Bxf6 10. e3 e5 11. d5 Ne7 12. Qb3 Qc8 13. Ne4 Bg7 14. c5 Rd8 15. cxd6 cxd6 16. Rac1 Qd7 17. h3 Bxf3 18. Bxf3 f5 19. Nd2 e4 20. Bg2 Rac8 21. f3 Rxc1 22. Rxc1 Rc8 23. Rxc8+ Qxc8 24. fxe4 Qc1+ 25. Nf1 Qxb2 26. Qxb2 Bxb2 27. exf5 Nxf5 28. Kf2 Kf7 29. g4 Nh4 30. Nd2 Nxg2 31. Kxg2 1/2-1/2

[Event "Bogota IRT de la Sabana"]
[Site "Bogota"]
[Date "2013.01.13"]
[Round "17"]
[White "Baron Calderon, Ismael"]
[Black "Arias Rojas, Juan Diego"]
[Result "0-1"]
[ECO "D13"]
[WhiteElo "1702"]
[BlackElo "2040"]
[PlyCount "60"]
[EventDate "2013.01.03"]
[EventType "tourn"]
[EventRounds "18"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d5 3. Nc3 c6 4. e3 Bf5 5. cxd5 cxd5 6. Nf3 Nc6 7. Bb5 a6 8. Ba4 Rc8 9. h3 e6 10. 0-0 Bd6 11. Nh4 Bg6 12. Nxg6 hxg6 13. e4 dxe4 14. Bg5 b5 15. Bc2 Nxd4 16. Bxe4 Bb8 17. Qd3 Qd6 18. f4 b4 19. Ne2 Nxe4 20. Qxd4 Qxd4+ 21. Nxd4 Ba7 22. Rad1 Rc4 23. Rfe1 Rxd4 24. Rxd4 Bxd4+ 25. Kh1 Nf2+ 26. Kh2 f6 27. Rxe6+ Kd7 28. Rxa6 fxg5 29. fxg5 Bxb2 30. a4 bxa3 0-1

[Event "Bogota IRT de la Sabana"]
[Site "Bogota"]
[Date "2013.01.11"]
[Round "13"]
[White "Arias Rojas, Juan Diego"]
[Black "Guerrero, Hernando"]
[Result "1/2-1/2"]
[ECO "A25"]
[WhiteElo "2040"]
[BlackElo "1925"]
[PlyCount "115"]
[EventDate "2013.01.03"]
[EventType "tourn"]
[EventRounds "18"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 Be7 4. Bg2 0-0 5. Nf3 Nc6 6. d4 exd4 7. Nxd4 Bc5 8. Nxc6 bxc6 9. 0-0 Re8 10. Bf4 Rb8 11. Rb1 Bb4 12. Na4 d5 13. a3 Bd6 14. Bg5 dxc4 15. Bxc6 Re5 16. f4 Re3 17. Qd4 Rxe2 18. Qxc4 Qe7 19. Bxf6 Qe3+ 20. Kh1 gxf6 21. Bf3 Rf2 22. Rxf2 Qxf2 23. Rf1 Qe3 24. Bd5 Bh3 25. Rc1 Kg7 26. Qc3 Qxc3 27. Rxc3 Bd7 28. Bc6 Bh3 29. Kg1 h5 30. Kf2 h4 31. b4 Bf5 32. Kf3 hxg3 33. hxg3 Rh8 34. Nc5 Rh1 35. Ne4 Bxe4+ 36. Kxe4 Ra1 37. Kd5 Rd1+ 38. Kc4 Ra1 39. Kb5 f5 40. Rb3 Rc1 41. Bd7 c5 42. Bxf5 cxb4 43. axb4 Rc7 44. Be4 Re7 45. Bf3 Bc7 46. Kc6 Bb6 47. b5 Re3 48. Rxe3 Bxe3 49. Kd6 f6 50. Ke6 Bb6 51. Kf5 Bf2 52. g4 Be3 53. g5 fxg5 54. Kxg5 Bd2 55. Kf5 Bc1 56. Ke5 Bb2+ 57. Ke6 Kf8 58. f5 1/2-1/2

[Event "Bogota IRT de la Sabana"]
[Site "Bogota"]
[Date "2013.01.11"]
[Round "14"]
[White "Nieto, Guillermo Luigui"]
[Black "Arias Rojas, Juan Diego"]
[Result "1-0"]
[ECO "C17"]
[WhiteElo "1950"]
[BlackElo "2040"]
[PlyCount "125"]
[EventDate "2013.01.03"]
[EventType "tourn"]
[EventRounds "18"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. Bd2 cxd4 6. Nb5 Be7 7. Nxd4 Nc6 8. Bb5 Bd7 9. Bxc6 bxc6 10. Qg4 Kf8 11. Nge2 c5 12. Nf3 h5 13. Qf4 Nh6 14. h4 Ng4 15. Ng3 g6 16. Ng5 Bxg5 17. hxg5 Qb8 18. Qxg4 Qxb2 19. Qd1 Qxe5+ 20. Ne2 Bb5 21. Bf4 Qe4 22. f3 Qa4 23. Be5 Rg8 24. 0-0 Ke7 25. Nc3 Qc4 26. Nxb5 Qxb5 27. Rb1 Qa6 28. Rb2 Rgc8 29. Qb1 Rc6 30. Rb7+ Ke8 31. Rb8+ Rxb8 32. Qxb8+ Rc8 33. Qb2 Rc6 34. Rb1 Rb6 35. Qa1 Qe2 36. Rxb6 axb6 37. Bc7 Qe3+ 38. Kf1 Qxg5 39. Bxb6 Qh4 40. Qc3 Qh1+ 41. Kf2 Qh4+ 42. Ke2 Qg5 43. Qxc5 Qxg2+ 44. Ke3 Qg5+ 45. Kd3 Qf5+ 46. Kd2 Qf4+ 47. Qe3 Qb4+ 48. Kd1 Qb1+ 49. Kd2 Qb4+ 50. Ke2 Qc4+ 51. Qd3 Qxa2 52. Qb5+ Ke7 53. Qc5+ Kf6 54. Qc3+ Ke7 55. Qc7+ Kf8 56. Qd8+ Kg7 57. Bd4+ Kh6 58. Qh8+ Kg5 59. Qf6+ Kh6 60. Qf4+ Kh7 61. Qxf7+ Kh6 62. Bg7+ Kh7 63. Bf8+ 1-0

[Event "Bogota IRT de la Sabana"]
[Site "Bogota"]
[Date "2013.01.10"]
[Round "11"]
[White "Arias Rojas, Juan Diego"]
[Black "Olarte Parra, Jhoan Sebastian"]
[Result "1/2-1/2"]
[ECO "A28"]
[WhiteElo "2040"]
[BlackElo "1976"]
[PlyCount "124"]
[EventDate "2013.01.03"]
[EventType "tourn"]
[EventRounds "18"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bc5 6. e3 0-0 7. Be2 Re8 8. 0-0 Qe7 9. Re1 d6 10. a3 a5 11. Nxc6 bxc6 12. Bf3 Bb7 13. Qb3 Reb8 14. e4 Nd7 15. Na4 Bd4 16. Be3 Be5 17. Qc2 Ba6 18. Rad1 Qf6 19. b3 c5 20. Bd2 Nf8 21. Nc3 c6 22. Bg4 h5 23. Bh3 g5 24. Bf5 Bc8 25. Re3 Ne6 26. Ne2 Nd4 27. Nxd4 cxd4 28. Rh3 Qh6 29. Qc1 f6 30. f4 Bxf5 31. exf5 gxf4 32. Rg3+ Kf7 33. Rg6 Qh7 34. Bxf4 Rg8 35. Bxe5 dxe5 36. Rh6 Qg7 37. g3 Qg5 38. Rh7+ Rg7 39. Qxg5 fxg5 40. Rxh5 Rb8 41. Rb1 g4 42. Kf2 c5 43. Ke2 Kf6 44. Kd3 Rgb7 45. Ke4 Rxb3 46. Rxb3 Rxb3 47. Rh6+ Kf7 48. Kxe5 Re3+ 49. Kd5 Rxa3 50. Kxc5 d3 51. Rd6 Rb3 52. Kd4 a4 53. Ke3 a3 54. Ra6 Rc3 55. Kd2 Rxc4 56. Kxd3 Rc1 57. Ke4 Rh1 58. Rxa3 Kf6 59. Ra6+ Kg5 60. Rg6+ Kh5 61. Kf4 Rf1+ 62. Ke5 Rxf5+ 1/2-1/2

[Event "Bogota IRT de la Sabana"]
[Site "Bogota"]
[Date "2013.01.10"]
[Round "12"]
[White "Nieto, Manuel Valerio Wald"]
[Black "Arias Rojas, Juan Diego"]
[Result "0-1"]
[ECO "A11"]
[WhiteElo "1944"]
[BlackElo "2040"]
[PlyCount "56"]
[EventDate "2013.01.03"]
[EventType "tourn"]
[EventRounds "18"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 c6 3. Bg2 Bf5 4. c4 Nf6 5. Qb3 Qb6 6. Qxb6 axb6 7. cxd5 Nxd5 8. d3 Nb4 9. Nd4 Bg6 10. Na3 e6 11. 0-0 Be7 12. Bf4 Nd7 13. Nf3 0-0 14. Ne5 Nc5 15. d4 Na4 16. Nac4 Rfd8 17. e3 b5 18. b3 Nc3 19. a3 Nc2 20. Nxg6 hxg6 21. Nb6 Nxa1 22. Nxa8 Nxb3 23. Nb6 Bxa3 24. Bc7 Re8 25. h4 Bb4 26. Bf4 f6 27. g4 Kf7 28. Bg3 Ke7 0-1

[Event "Bogota IRT de la Sabana"]
[Site "Bogota"]
[Date "2013.01.09"]
[Round "9"]
[White "Nieto, Manuel Guillermo"]
[Black "Arias Rojas, Juan Diego"]
[Result "1/2-1/2"]
[ECO "A52"]
[WhiteElo "1892"]
[BlackElo "2040"]
[PlyCount "60"]
[EventDate "2013.01.03"]
[EventType "tourn"]
[EventRounds "18"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nf3 Nc6 5. Bf4 Bc5 6. e3 Qe7 7. Bd3 h6 8. 0-0 0-0 9. Nc3 Re8 10. h3 Ngxe5 11. Nxe5 Nxe5 12. Nd5 Qd8 13. Bxe5 Rxe5 14. b4 Be7 15. Nxe7+ Qxe7 16. a3 d6 17. Rc1 Bf5 18. Bxf5 Rxf5 19. Qd3 Rg5 20. Rfd1 b6 21. c5 bxc5 22. bxc5 Rxc5 23. Rxc5 dxc5 24. Qd7 Qxd7 25. Rxd7 c6 26. Rc7 Rb8 27. Rxc6 Rb1+ 28. Kh2 Ra1 29. Rc8+ Kh7 30. Rxc5 Rxa3 1/2-1/2

[Event "Bogota IRT de la Sabana"]
[Site "Bogota"]
[Date "2013.01.06"]
[Round "8"]
[White "Arias Rojas, Juan Diego"]
[Black "Baron Calderon, Ismael"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2040"]
[BlackElo "1702"]
[PlyCount "89"]
[EventDate "2013.01.03"]
[EventType "tourn"]
[EventRounds "18"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. g3 e5 2. Bg2 d5 3. d4 e4 4. c4 c6 5. Nc3 Bb4 6. e3 Nf6 7. Nge2 Bg4 8. Bd2 Bxc3 9. Bxc3 dxc4 10. a3 Qd5 11. Qc2 Bxe2 12. Kxe2 0-0 13. f3 Re8 14. fxe4 Nxe4 15. Raf1 Nxc3+ 16. Kf2 Ne4+ 17. Kg1 Nd7 18. g4 Re7 19. Rf5 Qe6 20. Kf1 Nd6 21. Rf3 Qxg4 22. h4 Rae8 23. Rhh3 Qe4 24. Qc1 Qd3+ 25. Kg1 Nf5 26. Bf1 Qe4 27. Rf4 Qe6 28. Bxc4 Qg6+ 29. Kf2 Rxe3 30. Rxe3 Rxe3 31. Rxf5 Qxf5+ 32. Kxe3 Qh3+ 33. Ke2 Qg4+ 34. Kd3 Qxh4 35. Qe3 Qd8 36. b4 Nb6 37. Bb3 h6 38. Qf3 Nd5 39. Qf5 Nf6 40. Qc5 Qb8 41. Qe7 Qg3+ 42. Kc2 Qf2+ 43. Kc3 Qf3+ 44. Kb2 Qf2+ 45. Kc3 1/2-1/2

[Event "Bogota IRT de la Sabana"]
[Site "Bogota"]
[Date "2013.01.05"]
[Round "5"]
[White "Arias Rojas, Juan Diego"]
[Black "Nieto, Guillermo Luigui"]
[Result "0-1"]
[ECO "A29"]
[WhiteElo "2040"]
[BlackElo "1950"]
[PlyCount "66"]
[EventDate "2013.01.03"]
[EventType "tourn"]
[EventRounds "18"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. g3 e5 2. Bg2 d5 3. c4 Nf6 4. cxd5 Nxd5 5. Nc3 Be6 6. Nf3 Nc6 7. Qa4 Nb6 8. Qc2 Bd6 9. 0-0 0-0 10. d3 Bg4 11. e3 Nb4 12. Qe2 N4d5 13. Bd2 f5 14. e4 Nxc3 15. bxc3 Qf6 16. Qe3 fxe4 17. Ng5 exd3 18. Qxd3 Bf5 19. Qb5 c6 20. Qb3+ Kh8 21. Be3 h6 22. Ne4 Bxe4 23. Bxe4 Qf7 24. Rac1 Qxb3 25. axb3 Rfd8 26. c4 Bc7 27. b4 Nd7 28. b5 Nf6 29. f3 Nxe4 30. fxe4 Rd3 31. Rf7 Ba5 32. bxc6 bxc6 33. Bxa7 Rxa7 0-1

[Event "Bogota IRT de la Sabana"]
[Site "Bogota"]
[Date "2013.01.05"]
[Round "6"]
[White "Arias Rojas, Juan Diego"]
[Black "Tinoco, Stalin"]
[Result "0-1"]
[ECO "E92"]
[WhiteElo "2040"]
[PlyCount "74"]
[EventDate "2013.01.03"]
[EventType "tourn"]
[EventRounds "18"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. Nf3 Bg7 4. d4 0-0 5. e4 d6 6. Be2 e5 7. d5 Ne8 8. h3 f5 9. exf5 Bxf5 10. g4 Bd7 11. Bg5 Qc8 12. Qd2 c6 13. Ne4 b5 14. Be7 Rf4 15. Nxd6 Nxd6 16. Bxd6 bxc4 17. Nxe5 Re4 18. Nxc4 Rd4 19. Qe3 cxd5 20. Ne5 Re4 21. Qb3 Rxe2+ 22. Kxe2 Qa6+ 23. Nd3 Qxd6 24. Rac1 Nc6 25. Kf1 Nd4 26. Qb4 Qa6 27. Qa3 Qb6 28. Kg2 Bb5 29. Rhe1 Ne6 30. Ne5 Rf8 31. Rc2 Bxe5 32. Rxe5 Nf4+ 33. Kg1 Bd3 34. Rc5 Nxh3+ 35. Kh2 Nxf2 36. Rexd5 Qb8+ 37. Kg1 Qg3# 0-1

[Event "Bogota IRT de la Sabana"]
[Site "Bogota"]
[Date "2013.01.04"]
[Round "3"]
[White "Arias Rojas, Juan Diego"]
[Black "Nieto, Manuel Valerio Wald"]
[Result "0-1"]
[ECO "A29"]
[WhiteElo "2040"]
[BlackElo "1944"]
[PlyCount "130"]
[EventDate "2013.01.03"]
[EventType "tourn"]
[EventRounds "18"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 Nc6 4. Bg2 Bb4 5. Nf3 d6 6. e3 0-0 7. 0-0 Bg4 8. Qb3 Bxc3 9. bxc3 Na5 10. Qa4 c5 11. Ng5 Qc7 12. Bd5 h6 13. Ne4 Nxe4 14. Bxe4 Bd7 15. Qc2 Nxc4 16. Rb1 Bc6 17. d4 Nb6 18. Ba3 Nc4 19. Bc1 Rad8 20. Rd1 Nb6 21. Bxc6 Qxc6 22. Ba3 Rfe8 23. Qe2 cxd4 24. cxd4 Qa4 25. Qd3 e4 26. Qb3 Qxb3 27. Rxb3 Nc4 28. Kf1 Rc8 29. Ke2 Rc6 30. Bb4 Ra6 31. a3 Rc8 32. Ra1 d5 33. Bc5 b6 34. Bb4 Ra4 35. Ra2 f5 36. f3 Rc6 37. Ra1 Kf7 38. Ra2 Kg6 39. Be7 Kf7 40. Bb4 Kg6 41. Be7 a6 42. Bb4 Kh5 43. Bf8 g5 44. Rc2 Rf6 45. Be7 Re6 46. Bf8 Na5 47. Rbc3 Rc4 48. Bb4 Rxc3 49. Rxc3 Nc4 50. a4 Nb2 51. a5 bxa5 52. Bxa5 Nc4 53. Bd8 Re8 54. Bc7 Re7 55. Bd8 Rb7 56. Rc2 Rb3 57. fxe4 fxe4 58. Ra2 Rb2+ 59. Rxb2 Nxb2 60. h3 Nc4 61. Be7 a5 62. Bc5 a4 63. Bb4 a3 64. Kf2 a2 65. Bc3 Kg6 0-1

[Event "Bogota IRT de la Sabana"]
[Site "Bogota"]
[Date "2013.01.04"]
[Round "4"]
[White "Guerrero, Hernando"]
[Black "Arias Rojas, Juan Diego"]
[Result "0-1"]
[ECO "A51"]
[WhiteElo "1925"]
[BlackElo "2040"]
[PlyCount "56"]
[EventDate "2013.01.03"]
[EventType "tourn"]
[EventRounds "18"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. d5 Bc5 4. e3 0-0 5. Nc3 Ne8 6. Nf3 d6 7. e4 f5 8. Bg5 Nf6 9. exf5 Bxf5 10. Be2 h6 11. Bh4 Qe8 12. 0-0 Nbd7 13. Nd2 a6 14. Kh1 g5 15. Bg3 Qg6 16. f3 Rae8 17. Qb3 b6 18. Qd1 Bd4 19. Rc1 Nh5 20. Bf2 Nf4 21. Bxd4 exd4 22. Nce4 d3 23. Bxd3 Nxd3 24. Rc3 N7e5 25. Qb1 Nc5 26. b4 Bxe4 27. fxe4 Rxf1+ 28. Qxf1 Nxe4 0-1

[Event "Bogota IRT de la Sabana+"]
[Site "Bogota"]
[Date "2013.01.03"]
[Round "1"]
[White "Arias Rojas, Juan Diego"]
[Black "Mora, Luis Jose"]
[Result "1-0"]
[ECO "A17"]
[WhiteElo "2040"]
[BlackElo "1958"]
[PlyCount "109"]
[EventDate "2013.01.03"]
[EventType "tourn"]
[EventRounds "18"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. Nf3 d5 4. e3 Nbd7 5. a3 Nb6 6. d4 dxc4 7. Bxc4 Bd7 8. Ba2 Bd6 9. e4 Be7 10. Bb1 c5 11. 0-0 cxd4 12. Nxd4 0-0 13. Qd3 Qc7 14. Bg5 g6 15. Ba2 Ng4 16. f4 Bxg5 17. h3 Bxf4 18. hxg4 Rad8 19. Qf3 Be5 20. Nde2 Nc4 21. Bxc4 Qxc4 22. Rad1 Qc7 23. Qe3 Bc6 24. Qxa7 Rxd1 25. Rxd1 Rd8 26. Qc5 Rxd1+ 27. Nxd1 Bg7 28. Nd4 Qd7 29. e5 Qd8 30. Nf2 Bd5 31. Nf3 Qb8 32. Nd3 h6 33. b4 Qa8 34. Qc3 Qa7+ 35. Kf1 Qa4 36. Ke1 Qa7 37. Nf4 Bxf3 38. gxf3 Qg1+ 39. Ke2 h5 40. gxh5 gxh5 41. Qc8+ Kh7 42. Qxb7 Kg8 43. Qa8+ Bf8 44. Qd8 Qg3 45. Qd4 h4 46. Nh5 Qg2+ 47. Qf2 Qg5 48. Nf6+ Kh8 49. f4 Qh6 50. Kf3 Be7 51. Kg4 Qg6+ 52. Kxh4 Bxf6+ 53. exf6 Qxf6+ 54. Kh3 Qf5+ 55. Kg2 1-0

[Event "Bogota IRT de la Sabana"]
[Site "Bogota"]
[Date "2013.01.03"]
[Round "2"]
[White "Olarte Parra, Jhoan Sebastian"]
[Black "Arias Rojas, Juan Diego"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "1976"]
[BlackElo "2040"]
[PlyCount "80"]
[EventDate "2013.01.03"]
[EventType "tourn"]
[EventRounds "18"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. h4 h5 5. Bd3 Qd7 6. f4 Bg4 7. Nf3 Nh6 8. c3 e6 9. Kf2 Be7 10. Be3 Nf5 11. Bxf5 Bxf5 12. Nbd2 Na6 13. b4 Nc7 14. a4 a5 15. Qb3 axb4 16. cxb4 0-0 17. Nf1 Rfb8 18. Ng3 g6 19. Bd2 b6 20. Nxf5 exf5 21. Qc2 Ne6 22. g3 c5 23. dxc5 bxc5 24. bxc5 Nxc5 25. a5 Rb2 26. Qd1 Qb5 27. Kg2 Rxa5 28. Rxa5 Qxa5 29. Kh3 Qa2 30. Rh2 Ne4 31. Be1 Rxh2+ 32. Nxh2 Bc5 33. Nf3 Qc4 34. Kg2 d4 35. Nd2 Qd3 36. Qf3 Qc2 37. Qb3 d3 38. Kh3 Nxd2 39. Qxc2 dxc2 40. Bxd2 Ba3 0-1

[Event "Bogota McGregor op 3rd"]
[Site "Bogota"]
[Date "2012.12.15"]
[Round "6"]
[White "Sandoval Fuquen, Janneth Katherin"]
[Black "Arias Rojas, Juan Diego"]
[Result "0-1"]
[ECO "D05"]
[WhiteElo "1485"]
[BlackElo "2095"]
[PlyCount "28"]
[EventDate "2012.12.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 c5 3. b3 e6 4. Bb2 Nc6 5. e3 d5 6. Nbd2 Bd6 7. Rc1 cxd4 8. exd4 0-0 9. Bd3 Nb4 10. a3 Nxd3+ 11. cxd3 Bd7 12. Ne5 Bb5 13. Ndf3 Bxa3 14. Bxa3 Qa5+ 0-1

[Event "Bogota McGregor op 3rd"]
[Site "Bogota"]
[Date "2012.12.14"]
[Round "5"]
[White "Arias Rojas, Juan Diego"]
[Black "Ordonez Gonzalez, Gabriel"]
[Result "1-0"]
[ECO "A34"]
[WhiteElo "2095"]
[BlackElo "1909"]
[PlyCount "42"]
[EventDate "2012.12.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 d6 3. g3 Nc6 4. Bg2 Nf6 5. Nf3 g6 6. d4 cxd4 7. Nxd4 Qb6 8. Nxc6 bxc6 9. 0-0 Rb8 10. b4 Bb7 11. Qa4 Ba8 12. Be3 Qc7 13. Bxa7 Rxb4 14. Qxb4 Qxa7 15. Rab1 Nd7 16. Qa4 Qxa4 17. Nxa4 Kd8 18. Nb6 Nxb6 19. Rxb6 Kc7 20. Rfb1 Bg7 21. e3 f5 1-0

[Event "Bogota McGregor op 3rd"]
[Site "Bogota"]
[Date "2012.12.14"]
[Round "4"]
[White "Salcedo Perez, Pablo Esteban"]
[Black "Arias Rojas, Juan Diego"]
[Result "1-0"]
[ECO "A52"]
[WhiteElo "1825"]
[BlackElo "2095"]
[PlyCount "122"]
[EventDate "2012.12.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Bf4 Bb4+ 5. Nc3 Nc6 6. Nf3 Qe7 7. e3 Bxc3+ 8. bxc3 Ngxe5 9. Nxe5 Nxe5 10. Bxe5 Qxe5 11. Qd4 d6 12. Be2 0-0 13. 0-0 Re8 14. Rfd1 Bf5 15. Bf3 Be4 16. Bxe4 Qxe4 17. Rab1 b6 18. Rb2 Re5 19. Rb5 Rae8 20. Rd3 Kf8 21. Rxe5 Rxe5 22. f4 Re6 23. Kf2 Ke7 24. Qxe4 Rxe4 25. Rd4 Re6 26. Kf3 f5 27. Rd5 g6 28. Ke2 c5 29. Rd2 Kd7 30. h3 Kc6 31. g4 a6 32. a4 Re4 33. Kd3 d5 34. gxf5 gxf5 35. cxd5+ Kxd5 36. Ke2+ Kc4 37. Rd6 Kxc3 38. Rxb6 Rxa4 39. Rf6 c4 40. Rxf5 Ra2+ 41. Kf3 Kb4 42. Rf8 c3 43. Rc8 c2 44. Ke4 Kb3 45. Kd3 Ra5 46. Rc3+ Kb4 47. Rxc2 Rh5 48. Rf2 Rxh3 49. f5 Rh1 50. f6 Rd1+ 51. Ke4 Rd8 52. f7 Rf8 53. Ke5 a5 54. Ke6 a4 55. Ke7 Ra8 56. f8Q Rxf8 57. Kxf8 h5 58. e4 a3 59. e5 Kb3 60. e6 a2 61. Rxa2 Kxa2 1-0

[Event "Bogota McGregor op 3rd"]
[Site "Bogota"]
[Date "2012.12.12"]
[Round "2"]
[White "Bejarano, Danny Andres"]
[Black "Arias Rojas, Juan Diego"]
[Result "1-0"]
[ECO "C06"]
[WhiteElo "2005"]
[BlackElo "2095"]
[PlyCount "33"]
[EventDate "2012.12.12"]
[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. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 Qb6 8. Nf3 Be7 9. 0-0 f5 10. Nf4 Nd8 11. Bxf5 exf5 12. Nxd5 Qc6 13. Nxe7 Kxe7 14. d5 Qg6 15. Bg5+ Ke8 16. Bxd8 Kxd8 17. e6 1-0

[Event "Bogota Central op"]
[Site "Bogota"]
[Date "2008.11.05"]
[Round "1.4"]
[White "Arias Rojas, Juan Diego"]
[Black "Acosta, Alejandro"]
[Result "0-1"]
[ECO "D13"]
[WhiteElo "2134"]
[BlackElo "2344"]
[PlyCount "80"]
[EventDate "2008.11.05"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 c6 2. Nc3 d5 3. cxd5 cxd5 4. d4 Nc6 5. Nf3 Nf6 6. Bg5 Ne4 7. e3 Nxg5 8. Nxg5 e6 9. Nf3 Qb6 10. Qd2 Bd7 11. Be2 Rc8 12. 0-0 Bd6 13. e4 dxe4 14. Nxe4 Be7 15. Rfd1 0-0 16. Nc5 Rfd8 17. Rac1 Nxd4 18. Nxd7 Nxe2+ 19. Qxe2 Rxc1 20. Rxc1 Rxd7 21. Qc4 Qxb2 22. Re1 Qb4 23. Qc2 Qc5 24. Qe4 Qd5 25. Qc2 Bf6 26. h3 g6 27. Qc8+ Kg7 28. Rc1 e5 29. Qe8 e4 30. Rc8 Rd8 31. Rxd8 Bxd8 32. Qe5+ Qxe5 33. Nxe5 Kf6 34. Nc4 Ke6 35. Kf1 b5 36. Ne3 Bb6 37. Nc2 Bc5 38. Ke2 Kd5 39. f3 a5 40. fxe4+ Kxe4 0-1

