[Event "Pan American-ch U14"]
[Site "Bogota"]
[Date "2004.07.29"]
[Round "9"]
[White "Herrero, Juan Sebastian"]
[Black "Navarro Guerrero, Martin"]
[Result "0-1"]
[ECO "C07"]
[BlackElo "1928"]
[PlyCount "76"]
[EventDate "2004.07.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 101 Extra"]
[Source "ChessBase"]
[SourceDate "2004.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2004.09.01"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 Nc6 5. Bb5 a6 6. Bxc6+ bxc6 7. 0-0 cxd4 8. Nxd4 c5 9. N4f3 Bd6 10. Re1 Ne7 11. exd5 exd5 12. Nf1 0-0 13. h3 Bb7 14. Bg5 Qc7 15. c3 h6 16. Bxe7 Bxe7 17. Ne3 Rad8 18. Nf5 Bf6 19. Nh2 Qd7 20. Qh5 Bg5 21. Ng3 Rfe8 22. Qg4 Qxg4 23. Nxg4 Bc8 24. Ne5 Be6 25. Nf3 Bf6 26. Nh5 Be7 27. Nf4 Bf5 28. Rad1 Be4 29. Nd2 Bc2 30. Rc1 Ba4 31. Nf3 Bc6 32. Ne5 Bb7 33. Rcd1 Bd6 34. Nxd5 Bxe5 35. Ne7+ Kf8 36. Rxd8 Rxd8 37. Rxe5 Re8 38. Nc6 Bxc6 0-1

[Event "Pan American-ch U14"]
[Site "Bogota"]
[Date "2004.07.28"]
[Round "8"]
[White "Arenas Vanegas, David"]
[Black "Herrero, Juan Sebastian"]
[Result "1-0"]
[ECO "C88"]
[PlyCount "49"]
[EventDate "2004.07.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 101 Extra"]
[Source "ChessBase"]
[SourceDate "2004.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2004.09.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Be7 7. Re1 Bc5 8. c3 d6 9. d4 Bb6 10. h3 Qe7 11. Be3 h6 12. Nbd2 0-0 13. Bc2 Nh7 14. Nf1 Re8 15. Ng3 Nd8 16. Nf5 Qf6 17. d5 Bxe3 18. Rxe3 Z0 19. a4 Bxf5 20. exf5 Ng5 21. Nh2 e4 22. Qg4 b4 23. h4 Nh7 24. Bxe4 bxc3 25. bxc3 1-0

[Event "Pan American-ch U14"]
[Site "Bogota"]
[Date "2004.07.28"]
[Round "7"]
[White "Herrero, Juan Sebastian"]
[Black "Chang, Andres"]
[Result "1-0"]
[ECO "C84"]
[BlackElo "1991"]
[PlyCount "120"]
[EventDate "2004.07.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 101 Extra"]
[Source "ChessBase"]
[SourceDate "2004.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2004.09.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Nf6 6. d3 Be7 7. 0-0 d6 8. h3 0-0 9. Nc3 Na5 10. Be3 Nxb3 11. axb3 c5 12. Nxb5 Bxh3 13. gxh3 axb5 14. Rxa8 Qxa8 15. Kh2 Re8 16. Rg1 Bf8 17. Nh4 Qb7 18. Qg4 Kh8 19. Bg5 Re6 20. Nf5 Ne8 21. Ne3 f6 22. Qf5 Re7 23. Nd5 Rf7 24. Bh4 Qd7 25. Qxd7 Rxd7 26. Ra1 Kg8 27. f3 Kf7 28. Be1 Be7 29. b4 Rb7 30. b3 Nc7 31. Ne3 Ne6 32. Kg3 Nd4 33. Ra3 g6 34. Nd5 f5 35. Bf2 Ne6 36. Kg2 fxe4 37. fxe4 Bg5 38. Ra6 Bd2 39. Rxd6 cxb4 40. Rc6 g5 41. Kf3 Nf4 42. Nxf4 gxf4 43. Rc5 Bc3 44. Ke2 Kf6 45. Bh4+ Ke6 46. Rc6+ Kf7 47. Be1 Bxe1 48. Kxe1 Rb8 49. Rc7+ Kg6 50. Re7 Rc8 51. Kd2 Rc5 52. Re8 Kg5 53. Rg8+ Kh4 54. d4 exd4 55. Rg4+ Kxh3 56. Rxf4 h5 57. Rf5 Rc6 58. Rxh5+ Kg4 59. Rxb5 Kf4 60. e5 Ke4 1-0

[Event "Pan American-ch U14"]
[Site "Bogota"]
[Date "2004.07.27"]
[Round "6"]
[White "Arango Arenas, Juan Camilo"]
[Black "Herrero, Juan Sebastian"]
[Result "0-1"]
[ECO "C56"]
[PlyCount "50"]
[EventDate "2004.07.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 101 Extra"]
[Source "ChessBase"]
[SourceDate "2004.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2004.09.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. e5 d5 6. Bb5 Ne4 7. Nxd4 Bd7 8. Nxc6 bxc6 9. Bd3 Nc5 10. 0-0 Nxd3 11. cxd3 Bc5 12. Be3 Bb6 13. Bxb6 axb6 14. Qh5 0-0 15. f4 f6 16. d4 Qe7 17. Nc3 fxe5 18. fxe5 Qb4 19. Ne2 Qxb2 20. Rae1 Qd2 21. Qh4 Rxf1+ 22. Rxf1 Qe3+ 23. Rf2 Rf8 24. Nf4 Qe1+ 25. Rf1 Qxh4 0-1

[Event "Pan American-ch U14"]
[Site "Bogota"]
[Date "2004.07.26"]
[Round "2"]
[White "Carlo, Daniel"]
[Black "Herrero, Juan Sebastian"]
[Result "0-1"]
[ECO "C47"]
[WhiteElo "2216"]
[PlyCount "92"]
[EventDate "2004.07.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 101 Extra"]
[Source "ChessBase"]
[SourceDate "2004.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2004.09.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 Qe7+ 9. Qe2 Qxe2+ 10. Kxe2 cxd5 11. Nb5 Ba5 12. b4 Bb6 13. Bb2 a6 14. Nd4 0-0 15. Rhe1 Bd7 16. h3 Nh5 17. Kf3 Rfe8 18. Nf5 Be6 19. g4 Nf6 20. a4 a5 21. Bb5 Bxf5 22. Rxe8+ Nxe8 23. gxf5 axb4 24. Bc6 Rd8 25. a5 Ba7 26. Re1 Nd6 27. Bxd5 Nxf5 28. Rd1 Kf8 29. c3 bxc3 30. Bxc3 f6 31. Bb3 Nd6 32. Bd4 Bxd4 33. Rxd4 Ra8 34. Ra4 Nb7 35. a6 Nc5 36. Bd5 Rxa6 37. Rc4 Ra3+ 38. Ke2 Ra5 39. Bg2 Ke7 40. Kd2 Ra2+ 41. Ke3 Ne6 42. Bd5 Ra3+ 43. Ke2 Ra7 44. Re4 Ra6 45. f4 Rd6 46. Bb3 Rd7 0-1

[Event "Pan American-ch U14"]
[Site "Bogota"]
[Date "2004.07.26"]
[Round "4"]
[White "Herrero, Juan Sebastian"]
[Black "Calcina Amezquita, Gari"]
[Result "0-1"]
[ECO "B26"]
[PlyCount "60"]
[EventDate "2004.07.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 101 Extra"]
[Source "ChessBase"]
[SourceDate "2004.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2004.09.01"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. g3 g6 4. Bg2 Bg7 5. d3 Nc6 6. Be3 Rb8 7. Qd2 b5 8. Nge2 b4 9. Nd1 Nf6 10. h3 0-0 11. 0-0 Qb6 12. Kh2 a5 13. f4 a4 14. c3 Ba6 15. Nc1 Rfd8 16. Re1 Ne8 17. Bg1 Nc7 18. Qe3 a3 19. Rb1 bxc3 20. Qe2 axb2 21. Nb3 Nb4 22. Ne3 Bxd3 23. Qf2 c2 24. Rxb2 Bxb2 25. Bf1 c4 26. Nxc4 Qxf2+ 27. Bxf2 Bxf1 28. Rxf1 Nd3 29. Nxb2 Rxb3 30. Nxd3 Rxd3 0-1

[Event "Pan American-ch U14"]
[Site "Bogota"]
[Date "2004.07.26"]
[Round "5"]
[White "Herrero, Juan Sebastian"]
[Black "Macias Murillo, Bryan"]
[Result "1-0"]
[ECO "B26"]
[BlackElo "2057"]
[PlyCount "58"]
[EventDate "2004.07.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 101 Extra"]
[Source "ChessBase"]
[SourceDate "2004.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2004.09.01"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 e6 6. Be3 Nd4 7. Qd2 Ne7 8. Nd1 d6 9. c3 Ndc6 10. Ne2 0-0 11. 0-0 Rb8 12. Bh6 d5 13. Bxg7 Kxg7 14. exd5 Nxd5 15. Ne3 Nf6 16. Rfd1 Qc7 17. Qc2 Bd7 18. d4 cxd4 19. cxd4 Nxd4 20. Rxd4 Bc6 21. Rad1 Bxg2 22. Kxg2 h5 23. Qd3 b5 24. f3 Qa5 25. a3 Qc7 26. Qd2 a5 27. Qd3 Rh8 28. h4 Rhc8 29. Rd6 b4 1-0

[Event "Pan American-ch U14"]
[Site "Bogota"]
[Date "2004.07.25"]
[Round "3"]
[White "Mendoza Moreno, Cuauhtemoc Tonat"]
[Black "Herrero, Juan Sebastian"]
[Result "1-0"]
[ECO "A80"]
[WhiteElo "1974"]
[PlyCount "75"]
[EventDate "2004.07.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 101 Extra"]
[Source "ChessBase"]
[SourceDate "2004.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2004.09.01"]
[SourceQuality "1"]

1. d4 d5 2. e3 e6 3. Bd3 f5 4. Nf3 Nf6 5. Ne5 Bd6 6. f4 c6 7. 0-0 0-0 8. Rf3 Ne4 9. Bxe4 fxe4 10. Rg3 Nd7 11. Qg4 Qe7 12. b3 Nxe5 13. dxe5 Bc5 14. c3 Qf7 15. Na3 g6 16. Nc2 Qxf4 17. Qxf4 Rxf4 18. Ba3 Bb6 19. Nd4 Rf7 20. Bd6 Bc7 21. Bxc7 Rxc7 22. h4 c5 23. Nb5 Re7 24. Nd6 b6 25. h5 Rg7 26. Ne8 Re7 27. Nd6 Rg7 28. Ne8 Re7 29. Nf6+ Kg7 30. Kf2 Bd7 31. hxg6 hxg6 32. Rh1 Bc6 33. Rgh3 g5 34. Rh7+ Kf8 35. Rh8+ Kg7 36. R1h7+ Kg6 37. Rxe7 Rxh8 38. Rxe6 1-0

[Event "Pan American-ch U14"]
[Site "Bogota"]
[Date "2004.07.24"]
[Round "1"]
[White "Herrero, Juan Sebastian"]
[Black "Meza Ponce, Jeison"]
[Result "1-0"]
[ECO "B26"]
[BlackElo "2104"]
[PlyCount "92"]
[EventDate "2004.07.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 101 Extra"]
[Source "ChessBase"]
[SourceDate "2004.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2004.09.01"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 Nf6 6. Nge2 d6 7. 0-0 0-0 8. f4 Rb8 9. h3 Nd7 10. Be3 Nd4 11. Qd2 b5 12. f5 Nxe2+ 13. Qxe2 b4 14. Nd1 Ne5 15. Qd2 Re8 16. Bh6 Bh8 17. g4 Qb6 18. Kh1 Ba6 19. Rf2 c4 20. Be3 Qc7 21. d4 Nc6 22. c3 bxc3 23. bxc3 Nd8 24. Qc2 Bc8 25. Bf1 Rf8 26. Bh6 Bg7 27. Bxg7 Kxg7 28. Qa4 Bb7 29. d5 gxf5 30. gxf5 e6 31. Qxc4 Qxc4 32. Bxc4 Rc8 33. Bb3 exd5 34. exd5 Rc5 35. c4 Ba6 36. Rc1 Re8 37. Rf3 Re1+ 38. Kg2 Kf6 39. Kf2 Rh1 40. Kg2 Re1 41. Kf2 Rh1 42. Re3 Rh2+ 43. Kg3 Rh1 44. Kg2 Rxd1 45. Rxd1 Bxc4 46. Bxc4 Rxc4 1-0

