[Event "COL-chT"]
[Site "Bogota"]
[Date "2010.10.18"]
[Round "7.12"]
[White "Buitrago, Sergio"]
[Black "Fraile, Laura Melissa"]
[Result "1-0"]
[ECO "D20"]
[WhiteElo "1586"]
[PlyCount "15"]
[EventDate "2010.10.15"]
[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 dxc4 3. e4 Nc6 4. Nf3 f6 5. d5 Na5 6. Nc3 e6 7. Qa4+ Bd7 8. Qxa5 1-0

[Event "COL-chT"]
[Site "Bogota"]
[Date "2010.10.17"]
[Round "6.9"]
[White "Buitrago, Sergio"]
[Black "Moreno Lozano, Esteban"]
[Result "0-1"]
[ECO "D30"]
[WhiteElo "1586"]
[BlackElo "1722"]
[PlyCount "13"]
[EventDate "2010.10.15"]
[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 e6 3. Nf3 Nf6 4. a3 c6 5. e3 Bd6 6. Bd3 0-0 7. 0-0 0-1

[Event "COL-chT"]
[Site "Bogota"]
[Date "2010.10.17"]
[Round "5.8"]
[White "Perez Garzon, Rafael"]
[Black "Buitrago, Sergio"]
[Result "1/2-1/2"]
[ECO "B20"]
[WhiteElo "1935"]
[BlackElo "1586"]
[PlyCount "58"]
[EventDate "2010.10.15"]
[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. Bc4 Nc6 3. c3 Nf6 4. d3 e6 5. Ne2 Be7 6. 0-0 0-0 7. Nd2 d5 8. Bb3 b5 9. Ng3 c4 10. dxc4 dxc4 11. Bc2 Bb7 12. Qe2 Qc7 13. Nf3 Rfd8 14. Bg5 Ne5 15. Nxe5 Qxe5 16. f4 Qc5+ 17. Kh1 h6 18. Bxf6 Bxf6 19. e5 Be7 20. f5 exf5 21. Nxf5 Bg5 22. Nd4 Re8 23. Rae1 Qd5 24. Be4 Qxe4 25. Qxe4 Bxe4 26. Rxe4 a6 27. h4 Bd8 28. Ref4 Rxe5 29. Rxf7 Bxh4 1/2-1/2

[Event "COL-chT"]
[Site "Bogota"]
[Date "2010.10.16"]
[Round "4.9"]
[White "Motta Leon, Gerardo"]
[Black "Buitrago, Sergio"]
[Result "1-0"]
[ECO "B84"]
[WhiteElo "1600"]
[BlackElo "1586"]
[PlyCount "75"]
[EventDate "2010.10.15"]
[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 e6 6. Be3 a6 7. a4 Nc6 8. Be2 Be7 9. 0-0 Ne5 10. f4 Ng6 11. g4 e5 12. fxe5 Nxe5 13. Nf5 Bxf5 14. exf5 Nfd7 15. Nd5 Rc8 16. b3 Bg5 17. Bd4 f6 18. Nf4 Bxf4 19. Rxf4 0-0 20. Bf2 Nc5 21. b4 g5 22. Rd4 Ncd7 23. Rxd6 Qe7 24. c4 Rfd8 25. c5 Nf8 26. Qd5+ Kg7 27. Rd1 Rd7 28. Rxd7 Qxd7 29. Qxd7+ Nfxd7 30. Rc1 h6 31. b5 Nb8 32. h3 Kh7 33. c6 axb5 34. axb5 Kg7 35. c7 Nbd7 36. b6 Kf8 37. Ba6 Nxb6 38. Bxb7 1-0

[Event "Bogota Region-ch U17"]
[Site "Bogota"]
[Date "2010.04.10"]
[Round "3.6"]
[White "Buitrago, Sergio"]
[Black "Rincon Tristancho, Sebastian"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "1576"]
[PlyCount "97"]
[EventDate "2010.04.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. a3 Nf6 4. e3 Be7 5. Nc3 Nbd7 6. Nf3 0-0 7. Be2 b6 8. Bd2 Bb7 9. h3 Rc8 10. b4 c5 11. Qb3 Ba8 12. Nb5 Ne4 13. Nxa7 Rb8 14. b5 Qc7 15. Nc6 Bxc6 16. bxc6 Qxc6 17. cxd5 exd5 18. Bb5 Qc7 19. Qxd5 Ndf6 20. Qc6 Qxc6 21. Bxc6 Rbc8 22. Ne5 cxd4 23. exd4 Bd6 24. Bxe4 Nxe4 25. Bb4 Rfe8 26. Bxd6 Nxd6 27. 0-0 Nf5 28. Nf3 Rcd8 29. Rfd1 Re4 30. d5 Ne7 31. d6 Nf5 32. Ng5 Rc4 33. d7 Rc7 34. Rd5 Ne7 35. Rb5 Rcxd7 36. Rxb6 Ra7 37. Rb5 Nd5 38. Rd1 h6 39. Rbxd5 Rxd5 40. Rxd5 hxg5 41. Rd3 f6 42. g4 Kf7 43. Re3 Ra6 44. Rb3 Ra7 45. Kf1 Ke6 46. Ke2 Kd5 47. Kd3 Kc5 48. Ke4 g6 49. Ke3 1/2-1/2

[Event "Bogota Region-ch U17"]
[Site "Bogota"]
[Date "2010.04.10"]
[Round "1.7"]
[White "Buitrago, Sergio"]
[Black "Torres, Alonso"]
[Result "1-0"]
[ECO "D45"]
[WhiteElo "1576"]
[PlyCount "102"]
[EventDate "2010.04.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. e3 Nf6 4. a3 Be7 5. Nc3 c6 6. Nf3 Nbd7 7. Bd2 0-0 8. Qc2 b6 9. e4 dxe4 10. Nxe4 Nxe4 11. Qxe4 Bb7 12. Bd3 g6 13. 0-0 Nf6 14. Qe2 c5 15. Bc3 a6 16. dxc5 Bxf3 17. Qxf3 bxc5 18. Rfd1 Nd7 19. Be4 Rb8 20. Bc6 f6 21. Rxd7 Qe8 22. Qe4 Qf7 23. Re1 Rbd8 24. h3 Kh8 25. Qxe6 Qxe6 26. Rxe6 Rxd7 27. Bxd7 Bd8 28. Rxa6 Rf7 29. Ra7 Bb6 30. Ra8+ Kg7 31. Be6 Re7 32. Rg8+ Kh6 33. Bd2+ g5 34. Bg4 Re4 35. b3 Re7 36. h4 Rg7 37. Rxg7 Kxg7 38. hxg5 fxg5 39. Bxg5 Kg6 40. Bd2 Kf6 41. a4 Ke5 42. Be2 Kd4 43. a5 Ba7 44. f4 Ke4 45. g4 Kd4 46. f5 Ke5 47. Bg5 Kd6 48. f6 Ke6 49. Bf3 h6 50. Bd5+ Ke5 51. f7 hxg5 1-0

[Event "Bogota Region-ch U17"]
[Site "Bogota"]
[Date "2010.04.10"]
[Round "4.4"]
[White "Puentes, Gabriel Francisco"]
[Black "Buitrago, Sergio"]
[Result "1-0"]
[ECO "B45"]
[WhiteElo "1860"]
[BlackElo "1576"]
[PlyCount "63"]
[EventDate "2010.04.09"]
[EventType "swiss"]
[EventRounds "6"]
[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 Nc6 5. Nc3 d5 6. Be3 Nge7 7. Qd2 Nxd4 8. Bxd4 Nc6 9. Bb5 a6 10. Bxc6+ bxc6 11. exd5 exd5 12. 0-0-0 c5 13. Rhe1+ Be6 14. Be5 d4 15. Ne4 Qd5 16. Ng5 h6 17. Nxe6 fxe6 18. f4 Qxa2 19. c3 Qa1+ 20. Kc2 Qa4+ 21. Kb1 Rg8 22. cxd4 cxd4 23. Bxd4 Kf7 24. Qe2 Re8 25. Qg4 g6 26. Qh4 Bg7 27. Qf2 Rd8 28. Qe2 Rde8 29. Bxg7 Kxg7 30. Qe5+ Kh7 31. g4 Qc4 32. Rd7+ 1-0

[Event "Bogota Torneo Distrital"]
[Site "Bogota"]
[Date "2010.04.03"]
[Round "6"]
[White "Buitrago, Sergio"]
[Black "Herrera Rincon, Wilene"]
[Result "0-1"]
[ECO "D45"]
[WhiteElo "1679"]
[BlackElo "1719"]
[PlyCount "78"]
[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 d5 2. c4 e6 3. e3 Nf6 4. Nf3 c6 5. Bd2 Nbd7 6. Nc3 a6 7. a4 Be7 8. Bd3 dxc4 9. Bxc4 Nb6 10. Be2 c5 11. a5 cxd4 12. Nxd4 Nbd5 13. 0-0 Bd7 14. Na4 Rc8 15. f3 Bxa4 16. Qxa4+ Nd7 17. e4 N5f6 18. Be3 0-0 19. Rfd1 Qc7 20. Rac1 Qb8 21. Bd3 Nc5 22. Qa3 Rc7 23. Bf4 Rfc8 24. Bxc7 Rxc7 25. Qc3 Bd6 26. b4 Ncxe4 27. Qe1 Bxh2+ 28. Kh1 Bg3 29. Qe2 Nf2+ 30. Kg1 Nxd1 31. Rxc7 Qxc7 32. Qxd1 Qe5 33. Nc2 Qh5 34. Ne3 Qh2+ 35. Kf1 Nd5 36. Ke2 Nxe3 37. Kxe3 Qxg2 38. Qf1 Qxf1 39. Bxf1 Be1 0-1

[Event "Bogota Torneo Distrital"]
[Site "Bogota"]
[Date "2010.04.03"]
[Round "7"]
[White "Lopez, Cesar2222"]
[Black "Buitrago, Sergio"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "1600"]
[BlackElo "1679"]
[PlyCount "27"]
[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 e6 3. d4 d5 4. exd5 exd5 5. Bb5+ Nc6 6. 0-0 Be6 7. Ne5 Nge7 8. Bg5 Rc8 9. Nd2 h6 10. Bh4 cxd4 11. Nb3 a6 12. Nxd4 axb5 13. Nxe6 fxe6 14. Qh5+ 1-0

[Event "Bogota Torneo Distrital"]
[Site "Bogota"]
[Date "2010.04.02"]
[Round "5"]
[White "Buitrago, Sergio"]
[Black "Zuluaga Molina, David"]
[Result "1-0"]
[ECO "D30"]
[WhiteElo "1679"]
[BlackElo "1600"]
[PlyCount "73"]
[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 d5 2. c4 e6 3. e3 Nf6 4. Nf3 Nbd7 5. Bd3 dxc4 6. Bxc4 Nb6 7. Bd3 Bb4+ 8. Nc3 Qe7 9. 0-0 Nbd5 10. Nxd5 exd5 11. Qa4+ c6 12. Ne5 0-0 13. a3 Bd6 14. f4 b5 15. Qc2 Bd7 16. Bd2 Bc7 17. Nxc6 Qe6 18. Bb4 Bd6 19. f5 Qxe3+ 20. Kh1 Bxc6 21. Bxd6 Rfd8 22. Be5 Rac8 23. Rae1 Qg5 24. Bf4 Qh5 25. Be2 Bd7 26. Qxc8 Rxc8 27. Bxh5 Nxh5 28. g4 Nxf4 29. Rxf4 g5 30. Rf2 Rc4 31. Rd2 h5 32. h3 a5 33. Re7 Rc7 34. gxh5 Kg7 35. h6+ Kxh6 36. Rxf7 Kh5 37. Rh7# 1-0

[Event "Bogota Torneo Distrital"]
[Site "Bogota"]
[Date "2010.04.02"]
[Round "4"]
[White "Juez, Jose Yesid"]
[Black "Buitrago, Sergio"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "2021"]
[BlackElo "1679"]
[PlyCount "49"]
[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. d4 e6 3. Nf3 d5 4. exd5 exd5 5. Be2 Be7 6. 0-0 Nf6 7. c3 Bd7 8. Ne5 0-0 9. Bf4 Nc6 10. Na3 a6 11. Nc2 Re8 12. Ne3 Bd6 13. Nxf7 Kxf7 14. Bxd6 cxd4 15. cxd4 Qb6 16. Bc5 Qxb2 17. a4 Na5 18. Bf3 Bc6 19. Qd3 Qb3 20. Qf5 g6 21. Qf4 Nc4 22. Rfb1 Qd3 23. Nxd5 Bxd5 24. Bxd5+ Kg7 25. Rxb7+ 1-0

[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 "2010.03.31"]
[Round "1"]
[White "Buitrago, Sergio"]
[Black "Soste, Victor Julio"]
[Result "0-1"]
[ECO "A84"]
[WhiteElo "1679"]
[BlackElo "2033"]
[PlyCount "81"]
[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 d5 2. c4 e6 3. e3 f5 4. Nf3 c6 5. Ne5 Nf6 6. c5 b6 7. b4 a5 8. Bd2 axb4 9. Bxb4 bxc5 10. dxc5 Bxc5 11. Bc3 0-0 12. Nd2 Bd6 13. Qb3 Qc7 14. Ndf3 c5 15. Be2 Ne4 16. 0-0 Na6 17. Bxa6 Bxa6 18. Rfd1 Be2 19. Re1 Rfb8 20. Qc2 Bb5 21. Reb1 d4 22. exd4 cxd4 23. Nxd4 Qxc3 24. Qxc3 Nxc3 25. Re1 Bxe5 26. Rxe5 Bd7 27. h3 Kf7 28. Rc5 Rc8 29. Re5 Rc4 30. Nf3 Rxa2 31. Rae1 Kf6 32. R5e3 Ne4 33. g4 Rcc2 34. Nd4 Rxf2 35. R1e2 Ra1+ 36. Re1 Rxe1+ 37. Rxe1 Rd2 38. Nf3 Rd3 39. Kg2 Bc6 40. Rc1 Nc3 41. Rf1 0-1

[Event "COL-ch U18"]
[Site "Medellin"]
[Date "2009.12.18"]
[Round "8"]
[White "Buitrago, Sergio"]
[Black "Grajales Villamil, Daniel Adolfo"]
[Result "1/2-1/2"]
[ECO "E70"]
[PlyCount "61"]
[EventDate "2009.12.15"]
[EventType "swiss"]
[EventRounds "8"]
[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 Bg7 4. e4 d6 5. Bd3 Nbd7 6. Nge2 0-0 7. 0-0 c5 8. Bc2 cxd4 9. Nxd4 Ne5 10. b3 Bd7 11. f4 Nc6 12. Nxc6 Bxc6 13. e5 dxe5 14. fxe5 Qxd1 15. Bxd1 Nd7 16. Nd5 Bxd5 17. cxd5 Nxe5 18. Rb1 Nd3 19. Rf3 Nxc1 20. Rxc1 Rac8 21. Rc4 Rfd8 22. Rxc8 Rxc8 23. Rd3 Rd8 24. Rd2 Bh6 25. Rd3 e6 26. Bf3 f5 27. d6 Rd7 28. Bxb7 Bf4 29. Bc8 Rxd6 30. Rxd6 Bxd6 31. Bxe6+ 1/2-1/2

[Event "COL-ch U18"]
[Site "Medellin"]
[Date "2009.12.17"]
[Round "5"]
[White "Buitrago, Sergio"]
[Black "Agudelo Correa, Emmanuel"]
[Result "1/2-1/2"]
[ECO "D31"]
[PlyCount "117"]
[EventDate "2009.12.15"]
[EventType "swiss"]
[EventRounds "8"]
[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. e3 Nf6 4. Nc3 e6 5. Bd3 Be7 6. Nge2 b6 7. 0-0 Ba6 8. b3 Nbd7 9. e4 dxe4 10. Nxe4 0-0 11. Bf4 Nxe4 12. Bxe4 Rc8 13. Re1 Bb4 14. Bd2 Bxd2 15. Qxd2 Nf6 16. Ng3 c5 17. Rad1 cxd4 18. Qxd4 Qc7 19. h3 Rcd8 20. Qe3 Rd6 21. Rd4 Rxd4 22. Qxd4 Rd8 23. Qe3 Bb7 24. Bc2 Qc6 25. f3 Qc7 26. Nf1 Rd6 27. Qe5 Qd8 28. Rd1 Rxd1 29. Bxd1 Nd7 30. Qc3 Qc7 31. Bc2 Qc5+ 32. Kh1 Qd6 33. Qd2 Qxd2 34. Nxd2 Ne5 35. f4 Nc6 36. Be4 Nd8 37. Kg1 f5 38. Bf3 Kf7 39. Kf2 h6 40. Bxb7 Nxb7 41. Nf3 Nc5 42. Ne5+ Kf6 43. Ke3 g5 44. g4 a5 45. Kf3 a4 46. b4 Na6 47. Nd7+ Ke7 48. Nxb6 Nxb4 49. a3 Nc2 50. c5 Nxa3 51. Nxa4 Nc2 52. gxf5 exf5 53. fxg5 hxg5 54. Nc3 Ke6 55. Kg3 Ke5 56. Kf2 Nb4 57. Kf3 Kd4 58. Ne2+ Kxc5 59. Ng3 1/2-1/2

[Event "COL-ch U18"]
[Site "Medellin"]
[Date "2009.12.16"]
[Round "4"]
[White "Buitrago, Sergio"]
[Black "Nunez Arandia, Andres Fernand"]
[Result "0-1"]
[ECO "D20"]
[PlyCount "62"]
[EventDate "2009.12.15"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. e4 c5 4. d5 Nf6 5. Nc3 e5 6. Bxc4 Be7 7. Nf3 Nbd7 8. Bb5 Qc7 9. 0-0 a6 10. Be2 b5 11. Bd3 c4 12. Bc2 0-0 13. Ng5 b4 14. Ne2 Nc5 15. f4 h6 16. fxe5 Qxe5 17. Bf4 Qxb2 18. d6 Bxd6 19. Bxd6 Rd8 20. Be5 Rxd1 21. Bxb2 Rxf1+ 22. Rxf1 hxg5 23. Bxf6 gxf6 24. Rxf6 Bg4 25. Nd4 Rb8 26. h3 Bh5 27. Rc6 Rd8 28. Rxc5 Rxd4 29. Rxg5+ Bg6 30. Rg4 Rd2 31. Bb1 Rd1+ 0-1

[Event "COL-ch U18"]
[Site "Medellin"]
[Date "2009.12.16"]
[Round "3"]
[White "Perez, Juan David"]
[Black "Buitrago, Sergio"]
[Result "1/2-1/2"]
[ECO "B90"]
[PlyCount "30"]
[EventDate "2009.12.15"]
[EventType "swiss"]
[EventRounds "8"]
[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. Bd3 e5 7. Nf3 Be6 8. Be3 Nc6 9. 0-0 d5 10. exd5 Nxd5 11. Nxd5 Bxd5 12. Qe2 e4 13. Bd2 Qe7 14. c4 exd3 15. Qxe7+ Nxe7 1/2-1/2

[Event "COL-ch U18"]
[Site "Medellin"]
[Date "2009.12.15"]
[Round "1"]
[White "Buitrago, Sergio"]
[Black "Nino, Juan Camilo"]
[Result "0-1"]
[ECO "E20"]
[BlackElo "1963"]
[PlyCount "18"]
[EventDate "2009.12.15"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bd2 c5 5. d5 Bxc3 6. Bxc3 exd5 7. Bxf6 Qxf6 8. b3 Qc3+ 9. Qd2 Qxa1+ 0-1

[Event "COL-ch U18"]
[Site "Medellin"]
[Date "2009.12.15"]
[Round "2"]
[White "Sandoval, Cesar Leonardo"]
[Black "Buitrago, Sergio"]
[Result "1-0"]
[ECO "B90"]
[PlyCount "63"]
[EventDate "2009.12.15"]
[EventType "swiss"]
[EventRounds "8"]
[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. f3 e5 7. Nb3 Nc6 8. Be3 Be6 9. Nd5 Be7 10. Bb6 Qc8 11. Nc7+ Kf8 12. Nxa8 Qxa8 13. c4 Bd8 14. Qxd6+ Be7 15. Qd1 Nd7 16. Be3 Qc8 17. Rc1 Qd8 18. Be2 Bg5 19. Qd2 h6 20. 0-0 f5 21. exf5 Bxe3+ 22. Qxe3 Bxf5 23. f4 e4 24. g4 Bh7 25. Rcd1 Qb6 26. c5 Qc7 27. Nd4 Nxd4 28. Qxd4 Qxc5 29. Qxc5+ Nxc5 30. Rd8+ Kf7 31. Rxh8 Bg8 32. Bc4+ 1-0

[Event "Bogota IRT op Navideno"]
[Site "Bogota"]
[Date "2009.12.05"]
[Round "2"]
[White "Buitrago, Sergio"]
[Black "Abril Guiza, Mauricio"]
[Result "0-1"]
[ECO "D30"]
[BlackElo "2021"]
[PlyCount "76"]
[EventDate "2009.12.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. e3 e6 4. Nf3 d5 5. a3 Bd6 6. Nc3 0-0 7. Bd3 Nc6 8. Qe2 Re8 9. dxc5 Bxc5 10. b4 dxc4 11. Bxc4 Bd6 12. Bb2 a6 13. Rd1 b5 14. Ba2 Qc7 15. e4 Bb7 16. Nb1 Ng4 17. Ng5 Be5 18. Qxg4 Bxb2 19. Nxe6 fxe6 20. Bxe6+ Kh8 21. Rd7 Qe5 22. Bf5 Nd4 23. 0-0 Nxf5 24. Qxf5 Bxe4 25. Qxe5 Rxe5 26. f3 Rd5 27. Re7 Bd4+ 28. Kh1 Bxb1 29. Rxb1 Bf6 30. Re2 Rad8 31. Rbe1 h5 32. g3 Rd1 33. Kg2 Rxe1 34. Rxe1 Rd3 35. Re4 Kh7 36. g4 hxg4 37. Rxg4 Rxa3 38. Kg3 Rb3 0-1

[Event "COL-ch U18"]
[Site "Medellin"]
[Date "2009.12.??"]
[Round "7"]
[White "Gomez Ahumada, Diego Alejandro"]
[Black "Buitrago, Sergio"]
[Result "0-1"]
[ECO "B22"]
[PlyCount "92"]
[EventDate "2009.12.15"]
[EventType "swiss"]
[EventRounds "8"]
[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. c3 e6 5. cxd4 Be7 6. Nc3 a6 7. Bd3 Bd7 8. Be3 b5 9. 0-0 b4 10. Ne2 d5 11. e5 Nc6 12. a3 f6 13. Bc2 f5 14. Qd2 Qa5 15. Ng3 bxa3 16. Qxa5 Nxa5 17. bxa3 Nc4 18. a4 Rc8 19. Rac1 Ba3 20. Ra1 Ne7 21. Bd3 Bb4 22. Rab1 a5 23. Ra1 Ng6 24. Ne2 Nb6 25. Bb5 Bxb5 26. axb5 Nc4 27. Rac1 Rb8 28. Ng5 Rb6 29. Rc2 h6 30. Nh3 Rxb5 31. Rb1 Kd7 32. Nc3 Na3 33. Nxb5 Nxc2 34. Rc1 Rb8 35. Rxc2 Rxb5 36. Kh1 Ne7 37. Ng1 g5 38. h3 f4 39. Bd2 Nf5 40. Ne2 Bxd2 41. Rxd2 a4 42. Ra2 Rb4 43. Ra3 Nxd4 44. Nc3 Nc6 45. Rxa4 Rxa4 46. Nxa4 Nxe5 0-1

[Event "Pan American-ch Schools U15"]
[Site "Columbia"]
[Date "2009.10.09"]
[Round "6"]
[White "Buitrago, Sergio"]
[Black "Hernandez, Oscar Eduardo"]
[Result "1/2-1/2"]
[ECO "A52"]
[BlackElo "2017"]
[PlyCount "67"]
[EventDate "2009.10.07"]
[EventType "rapid"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 132 Extra"]
[Source "ChessBase"]
[SourceDate "2009.11.03"]
[SourceVersion "1"]
[SourceVersionDate "2009.11.03"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nf3 Bc5 5. e3 Nc6 6. Qd5 Qe7 7. Nc3 Ngxe5 8. Nxe5 Qxe5 9. Qxe5+ Nxe5 10. f4 Ng4 11. Nd5 Bb6 12. Be2 d6 13. h3 Nf6 14. Nxf6+ gxf6 15. Bd2 f5 16. 0-0-0 Be6 17. Kb1 0-0-0 18. Rc1 Rhg8 19. Bf3 Rde8 20. Rhe1 Bd7 21. Ka1 Re7 22. e4 Rge8 23. e5 a6 24. exd6 Rxe1 25. Rxe1 Rxe1+ 26. Bxe1 cxd6 27. b3 Bc6 28. Bxc6 bxc6 29. Kb2 Kd7 30. Kc3 d5 31. Kd3 Ke6 32. Bc3 dxc4+ 33. Kxc4 Be3 34. Kd3 1/2-1/2

[Event "Pan American-ch Schools U15"]
[Site "Columbia"]
[Date "2009.10.09"]
[Round "7"]
[White "Torres Diez, Nicolas"]
[Black "Buitrago, Sergio"]
[Result "0-1"]
[ECO "B32"]
[PlyCount "66"]
[EventDate "2009.10.07"]
[EventType "rapid"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 132 Extra"]
[Source "ChessBase"]
[SourceDate "2009.11.03"]
[SourceVersion "1"]
[SourceVersionDate "2009.11.03"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. c3 Nc6 5. Bc4 dxc3 6. 0-0 Nf6 7. Nxc3 g6 8. Be3 Be6 9. Bxe6 fxe6 10. Qd2 d5 11. Bd4 Nxd4 12. Nxd4 Nxe4 13. Nxe4 dxe4 14. Rad1 Qd5 15. Nb3 Rd8 16. Qxd5 Rxd5 17. Rxd5 exd5 18. Nc5 Bg7 19. b4 b6 20. Ne6 Be5 21. Rd1 Kd7 22. Nd4 Bxd4 23. Rxd4 Kc6 24. h4 e5 25. Rd1 Kd6 26. Kh2 Rf8 27. Rf1 e3 28. f3 d4 29. Kg3 Kd5 30. f4 exf4+ 31. Rxf4 Rxf4 32. Kxf4 e2 33. Kg5 e1Q 0-1

[Event "Pan American-ch Schools U15"]
[Site "Columbia"]
[Date "2009.10.08"]
[Round "4"]
[White "Buitrago, Sergio"]
[Black "Gomez Ahumada, Diego Alejandro"]
[Result "1-0"]
[ECO "D20"]
[PlyCount "49"]
[EventDate "2009.10.07"]
[EventType "rapid"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 132 Extra"]
[Source "ChessBase"]
[SourceDate "2009.11.03"]
[SourceVersion "1"]
[SourceVersionDate "2009.11.03"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. e4 Nf6 4. Nc3 Nc6 5. d5 Nb4 6. Qa4+ Bd7 7. Qxb4 a5 8. Qxc4 e6 9. Qe2 Bb4 10. Bd2 0-0 11. a3 Bc5 12. Nf3 c6 13. Qc4 exd5 14. Qxc5 Rc8 15. Qd4 Be6 16. e5 Ne4 17. Bd3 Nxd2 18. Nxd2 Qg5 19. g3 Rb8 20. Nf3 Qh5 21. Be2 b5 22. Nh4 Qg5 23. f4 Qh6 24. Nd1 b4 25. Ne3 1-0

[Event "Pan American-ch Schools U15"]
[Site "Columbia"]
[Date "2009.10.08"]
[Round "3"]
[White "Neira, Juan David"]
[Black "Buitrago, Sergio"]
[Result "1-0"]
[ECO "B80"]
[WhiteElo "1965"]
[PlyCount "55"]
[EventDate "2009.10.07"]
[EventType "rapid"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 132 Extra"]
[Source "ChessBase"]
[SourceDate "2009.11.03"]
[SourceVersion "1"]
[SourceVersionDate "2009.11.03"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 e6 6. f3 Nf6 7. Be3 Be7 8. Qd2 Qc7 9. 0-0-0 e5 10. Nb3 Nc6 11. a3 Bd7 12. g4 0-0-0 13. Nd5 Nxd5 14. exd5 Nd4 15. Bxd4 exd4 16. Qxd4 Bf6 17. Qa7 Qb8 18. Qxb8+ Kxb8 19. Bd3 h5 20. h3 g6 21. Nd2 Bg5 22. Kb1 f5 23. gxf5 gxf5 24. h4 Bf4 25. Nb3 Rhe8 26. Nd4 Re5 27. Ne6 Rh8 28. Nxf4 1-0

[Event "Pan American-ch Schools U15"]
[Site "Columbia"]
[Date "2009.10.07"]
[Round "1"]
[White "Buitrago, Sergio"]
[Black "Zavarce Sayago, Oscar Enrique"]
[Result "0-1"]
[ECO "A32"]
[PlyCount "89"]
[EventDate "2009.10.07"]
[EventType "rapid"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 132 Extra"]
[Source "ChessBase"]
[SourceDate "2009.11.03"]
[SourceVersion "1"]
[SourceVersionDate "2009.11.03"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bd2 c5 5. Nf3 cxd4 6. Nxd4 a6 7. a3 Be7 8. e3 Qc7 9. Qc2 d6 10. Rc1 Nbd7 11. Ne4 b6 12. Bd3 Bb7 13. f3 Rc8 14. b4 Ne5 15. 0-0 Qb8 16. Qb3 0-0 17. Rc2 Nfd7 18. Rfc1 Nxd3 19. Qxd3 Ne5 20. Qb3 Bxe4 21. fxe4 Qa8 22. c5 bxc5 23. bxc5 Qxe4 24. cxd6 Rxc2 25. Rxc2 Bxd6 26. Be1 Ng4 27. Nf3 Qxe3+ 28. Qxe3 Nxe3 29. Rc3 Nd5 30. Rd3 Rc8 31. Bd2 h6 32. Kf2 Rc2 33. Ke1 Ra2 34. Kd1 Bxa3 35. g3 Be7 36. Kc1 Bf6 37. Nd4 Ra4 38. Nb3 Rc4+ 39. Kd1 Bc3 40. Na5 Ra4 41. Nb3 Ra3 42. Bxc3 Rxb3 43. Kc2 Rxc3+ 44. Rxc3 Nxc3 45. Kxc3 0-1

[Event "Pan American-ch Schools U15"]
[Site "Columbia"]
[Date "2009.10.07"]
[Round "2"]
[White "Ledezma Borregales, Daniel Antonio"]
[Black "Buitrago, Sergio"]
[Result "1-0"]
[ECO "B32"]
[PlyCount "43"]
[EventDate "2009.10.07"]
[EventType "rapid"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 132 Extra"]
[Source "ChessBase"]
[SourceDate "2009.11.03"]
[SourceVersion "1"]
[SourceVersionDate "2009.11.03"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 Nc6 4. d5 exd5 5. exd5 Qe7+ 6. Be3 Ne5 7. Nc3 Nxf3+ 8. Qxf3 Qd6 9. Nb5 Qb6 10. Qe4+ Ne7 11. d6 Kd8 12. dxe7+ Bxe7 13. 0-0-0 d6 14. Bf4 Kd7 15. Bxd6 Bxd6 16. Rxd6+ Qxd6 17. Nxd6 Kxd6 18. Bc4 Be6 19. Rd1+ Kc7 20. Qe5+ Kb6 21. Qd6+ Ka5 22. Qxc5+ 1-0

[Event "Bogota Mila Memorial op"]
[Site "Bogota"]
[Date "2009.04.??"]
[Round "3"]
[White "Bernal, Jose A"]
[Black "Buitrago, Sergio"]
[Result "1-0"]
[ECO "C47"]
[PlyCount "87"]
[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 Nc6 2. Nc3 e5 3. Nf3 Nf6 4. d4 Bd6 5. d5 Nd4 6. Nxd4 exd4 7. Qxd4 a6 8. Bd3 Qe7 9. Be3 c5 10. Qa4 Ng4 11. 0-0-0 Nxe3 12. fxe3 Be5 13. d6 Bxd6 14. Nd5 Qg5 15. h4 Qg4 16. Nb6 Rb8 17. Nxc8 Rxc8 18. Qb3 Rc7 19. Bc4 Rf8 20. Rxd6 Qxe4 21. Bd5 Qe5 22. Rb6 c4 23. Bxc4 Rxc4 24. Rxb7 Rc8 25. Rd1 d6 26. Qa4+ Qb5 27. Rxb5 axb5 28. Qxb5+ Ke7 29. Qg5+ f6 30. Qxg7+ Rf7 31. Qg3 Rd8 32. e4 Ke6 33. a4 Ra7 34. Qb3+ Ke7 35. Rd5 Rdd7 36. a5 Rdc7 37. Qa3 Ra6 38. Rb5 Rac6 39. c3 Ra6 40. Rb6 Rca7 41. Qxd6+ Ke8 42. Qe6+ Kf8 43. Qxf6+ Ke8 44. Qe6+ 1-0

[Event "Bogota Mila Memorial op"]
[Site "Bogota"]
[Date "2009.04.??"]
[Round "2"]
[White "Buitrago, Sergio"]
[Black "Uribe Fajardo, Juan Felipe"]
[Result "0-1"]
[ECO "C01"]
[BlackElo "1970"]
[PlyCount "50"]
[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. d4 Nf6 2. c4 e5 3. e3 exd4 4. exd4 d5 5. Nc3 c6 6. Nf3 Bd6 7. Bg5 Be6 8. Qc2 Nbd7 9. c5 Be7 10. Bxf6 Bxf6 11. 0-0-0 b5 12. a3 a5 13. Ne2 b4 14. Rd3 0-0 15. g3 Bf5 16. Nf4 bxa3 17. bxa3 Rb8 18. h4 Rb7 19. Bh3 Bxd3 20. Qxd3 Qb8 21. Bxd7 Rxd7 22. g4 Qxf4+ 23. Kc2 Rb8 24. Ng5 Qxf2+ 25. Kc3 Qb2# 0-1

[Event "Bogota Mila Memorial op"]
[Site "Bogota"]
[Date "2009.04.??"]
[Round "1"]
[White "Ramos Pastrana, Jorge Eduardo"]
[Black "Buitrago, Sergio"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2064"]
[PlyCount "57"]
[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. d4 d6 2. e4 Bd7 3. Bd3 Nf6 4. Nf3 e5 5. dxe5 dxe5 6. Nxe5 Bd6 7. Nf3 Nc6 8. 0-0 Qe7 9. Nc3 Bg4 10. Bb5 0-0 11. Bxc6 bxc6 12. Bg5 Rad8 13. Qe2 Bb4 14. h3 Qd6 15. hxg4 Bxc3 16. bxc3 Rfe8 17. Rad1 Rxe4 18. Rxd6 Rxe2 19. Rxd8+ Ne8 20. Be3 Kf8 21. Nd4 Ke7 22. Rxe8+ Kxe8 23. Nxe2 Kd8 24. Bc5 a6 25. Rd1+ Kc8 26. Nd4 Kd7 27. Nf5+ Kc8 28. Ne7+ Kb7 29. Rb1+ 1-0

[Event "Bogota Mila Memorial op"]
[Site "Bogota"]
[Date "2009.04.??"]
[Round "5"]
[White "Valencia, David Fernando"]
[Black "Buitrago, Sergio"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "1844"]
[PlyCount "39"]
[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. e5 Nc6 4. Nf3 h6 5. Be2 b6 6. Nbd2 Bb4 7. 0-0 Nge7 8. c3 Ba5 9. b4 0-0 10. bxa5 Nxa5 11. Re1 Re8 12. Nf1 Bb7 13. Ng3 Qd7 14. Nh5 Ng6 15. Bxh6 Kh7 16. Bxg7 Qe7 17. Qc1 Kg8 18. Qh6 Rad8 19. Nf6+ Qxf6 20. Bxf6 1-0

