[Event "Bogota McGregor op 1st"]
[Site "Bogota"]
[Date "2010.12.08"]
[Round "9"]
[White "Silva, John Hansen"]
[Black "Romo Bucheli, David"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "2011"]
[PlyCount "64"]
[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. e3 e5 2. d4 exd4 3. exd4 d5 4. Nf3 Nc6 5. Bb5 Bd6 6. 0-0 Nge7 7. c3 0-0 8. Nbd2 Nf5 9. Re1 Nh4 10. h3 Ng6 11. Nf1 Nce7 12. Ne3 c6 13. Bd3 Nf4 14. Bb1 g6 15. Ng4 Bxg4 16. hxg4 f6 17. g3 Nh3+ 18. Kg2 Ng5 19. Bxg5 fxg5 20. Nxg5 Qd7 21. Qe2 Rf6 22. Rh1 Raf8 23. f4 Bxf4 24. gxf4 Rxf4 25. Bf5 Nxf5 26. gxf5 Re8 27. Ne6 Rxf5 28. Rae1 Rf6 29. Qg4 Rfxe6 30. Re5 R8e7 31. Rhe1 Rxe5 32. Qxd7 Rg5+ 0-1

[Event "Bogota McGregor op 1st"]
[Site "Bogota"]
[Date "2010.12.07"]
[Round "8"]
[White "Tamayo Rodriguez, German"]
[Black "Silva, John Hansen"]
[Result "0-1"]
[ECO "B07"]
[BlackElo "2011"]
[PlyCount "91"]
[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 d6 2. d4 e5 3. d5 Be7 4. Nc3 Bg5 5. Bxg5 Qxg5 6. Nf3 Qd8 7. Qd2 Nf6 8. Qg5 0-0 9. 0-0-0 Nbd7 10. Be2 Re8 11. g4 h6 12. Qh4 Nf8 13. Rhg1 Ng6 14. Qg3 Nxg4 15. h3 Nf6 16. Nh4 Nh5 17. Bxh5 Qxh4 18. Bxg6 Qxg3 19. Rxg3 fxg6 20. Rxg6 Kh7 21. Rdg1 Re7 22. h4 Bd7 23. h5 Rf8 24. R1g2 Rf4 25. Rh2 Bg4 26. Kd2 Bxh5 27. Re6 Rxe6 28. dxe6 Be8 29. Ke3 c6 30. Ne2 Rf6 31. f4 Rxe6 32. f5 Rf6 33. Ng3 g6 34. c4 g5 35. b4 c5 36. bxc5 dxc5 37. Rd2 Bc6 38. Nh5 Rf7 39. Rd6 Re7 40. Nf6+ Kg7 41. Ng4 Rd7 42. Rxh6 Rd4 43. Rg6+ Kf8 44. Rxg5 Rxe4+ 45. Kd3 Rf4 46. Nxe5 0-1

[Event "Bogota McGregor op 1st"]
[Site "Bogota"]
[Date "2010.12.06"]
[Round "6"]
[White "Corredor, Jose"]
[Black "Silva, John Hansen"]
[Result "1/2-1/2"]
[ECO "B00"]
[BlackElo "2011"]
[PlyCount "53"]
[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. d4 d6 2. e4 Nf6 3. Nc3 g6 4. Nf3 Nc6 5. Be2 Bg7 6. Be3 0-0 7. Qd2 a6 8. h3 b5 9. Bd3 Bb7 10. 0-0 Nb4 11. a3 Nc6 12. Ne2 e5 13. c3 Bc8 14. Kh2 Re8 15. Ng3 Bd7 16. Rfe1 Na5 17. Rad1 Nc4 18. Bxc4 bxc4 19. Bg5 Ba4 20. Rc1 Qc8 21. Bh6 Bh8 22. d5 Rb8 23. Re2 Rb6 24. Qe3 Qb7 25. Qd2 Rb8 26. Nf5 Re8 27. Ng3 1/2-1/2

[Event "Bogota McGregor op 1st"]
[Site "Bogota"]
[Date "2010.12.04"]
[Round "4"]
[White "Hernandez Agamez, Hugo"]
[Black "Silva, John Hansen"]
[Result "0-1"]
[ECO "B50"]
[BlackElo "2011"]
[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 c5 2. Nf3 d6 3. Bc4 e6 4. 0-0 Nf6 5. Nc3 Be7 6. Bb3 0-0 7. d4 Qc7 8. a3 a6 9. dxc5 dxc5 10. Qe2 b5 11. e5 Nfd7 12. Bf4 Bb7 13. Ne4 Nc6 14. Nd6 Ndxe5 15. Nxf7 Nxf3+ 16. Qxf3 Qc8 17. Qg4 c4 18. Nh6+ Kh8 19. Ba2 gxh6 20. Bg3 e5 21. Qe2 Qf5 22. c3 h5 23. Bb1 Qg4 24. f3 Qg7 25. Bf2 h4 26. Be4 Rg8 27. Bb6 Bg5 28. Rfd1 Bf4 29. Rd6 h3 30. g4 Nd8 31. Rad1 Bxe4 32. Qxe4 Nf7 33. Rd7 h5 34. Qf5 Qg6 35. Rxf7 Qxb6+ 36. Kh1 Qg6 37. Rdd7 Qxf5 38. Rxf5 Rg5 39. Rff7 hxg4 40. Rh7+ Kg8 41. fxg4 Rxg4 0-1

[Event "Bogota McGregor op 1st"]
[Site "Bogota"]
[Date "2010.12.04"]
[Round "3"]
[White "Silva, John Hansen"]
[Black "Velasco Bonilla, Eduardo"]
[Result "1-0"]
[ECO "D05"]
[WhiteElo "2011"]
[PlyCount "141"]
[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. e3 d5 2. d4 Nf6 3. Bd3 e6 4. Nf3 Be7 5. Nbd2 0-0 6. 0-0 b6 7. e4 Ba6 8. Bxa6 Nxa6 9. Qe2 Qc8 10. e5 Nd7 11. Nb3 h6 12. g4 c5 13. c3 c4 14. Nbd2 Qd8 15. b3 b5 16. a4 Nc7 17. axb5 Nxb5 18. bxc4 Nxc3 19. Qd3 Bb4 20. c5 a5 21. Bb2 Ne4 22. Nxe4 dxe4 23. Qxe4 Qb8 24. Ba3 Bxa3 25. Rxa3 Qb4 26. Rfa1 Rfd8 27. Qe1 Qb7 28. Qc3 Qe4 29. h3 Nf8 30. Rxa5 Rxa5 31. Qxa5 Rb8 32. Qc3 Ng6 33. Qe3 Qd5 34. Nd2 Rb2 35. Ne4 Rb3 36. Nc3 Qc4 37. Rc1 Ne7 38. Qd2 Qb4 39. Rc2 Nc6 40. Ne2 Qb7 41. Kh2 Rf3 42. Rb2 Qa8 43. Ra2 Qb7 44. Ng3 Qb3 45. Qc2 Qb7 46. Qe4 Rb3 47. h4 g6 48. Qf4 Rb1 49. Qe4 Kg7 50. Ne2 Qb3 51. Rd2 Qb4 52. Qf4 Qb7 53. Qe4 Qb4 54. Qf4 Qb7 55. Ng3 Ra1 56. Qe4 Qb4 57. Qe3 Qb1 58. f3 g5 59. hxg5 hxg5 60. Qxg5+ Kf8 61. Qe3 Ne7 62. f4 Nd5 63. Qf2 Nc3 64. Rb2 Qh7+ 65. Nh5 Qe4 66. Rb8+ Ke7 67. Re8+ Kxe8 68. Nf6+ Ke7 69. Nxe4 Ra2 70. Qxa2 Nxa2 71. Nd2 1-0

[Event "Bogota McGregor op 1st"]
[Site "Bogota"]
[Date "2010.12.03"]
[Round "1"]
[White "Silva, John Hansen"]
[Black "Rodriguez, German Andres"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "2011"]
[PlyCount "78"]
[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. e3 c5 2. d4 cxd4 3. exd4 Nf6 4. Nf3 d5 5. Bd3 Bg4 6. Nbd2 e6 7. c3 Nc6 8. Qa4 Qa5 9. Qb3 Qc7 10. Bb5 a6 11. Qa4 Rc8 12. Bd3 Bxf3 13. Nxf3 Bd6 14. 0-0 0-0 15. Bg5 Nd7 16. Qd1 h6 17. Bh4 Rfe8 18. Bc2 Nf8 19. Bg3 Bxg3 20. hxg3 Ng6 21. Bxg6 fxg6 22. Qd3 Qf7 23. Nh4 Ne7 24. Rae1 g5 25. Nf3 Qf5 26. Qxf5 Nxf5 27. g4 Nd6 28. Re2 Ne4 29. Nd2 Nxd2 30. Rxd2 b5 31. Re2 Rc6 32. Rfe1 g6 33. f3 Kg7 34. g3 Kf7 35. Re5 Kf6 36. Kg2 Kf7 37. Rh1 Rh8 38. Rxg5 Re8 39. Re5 Rc7 1-0

[Event "Pan American-ch Schools U17"]
[Site "Columbia"]
[Date "2009.10.09"]
[Round "6"]
[White "Silva, John Hansen"]
[Black "Garcia Reales, Jhon Jairo"]
[Result "1-0"]
[ECO "B19"]
[WhiteElo "1992"]
[PlyCount "56"]
[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 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 Ngf6 11. Bd2 e6 12. 0-0-0 Qc7 13. c4 Bd6 14. Rhe1 0-0-0 15. Ne4 Nxe4 16. Rxe4 Nf6 17. Rh4 b6 18. Qb3 Rhe8 19. Qa4 c5 20. dxc5 Bxc5 21. Bf4 Rxd1+ 22. Kxd1 Rd8+ 23. Kc1 Bd6 24. Bxd6 Qxd6 25. Rd4 Qc5 26. Qa6+ Kc7 27. Qxa7+ Kc6 28. Rxd8 Qxc4+ 1-0

[Event "Pan American-ch Schools U17"]
[Site "Columbia"]
[Date "2009.10.09"]
[Round "7"]
[White "Silva, John Hansen"]
[Black "Neira, Robert Nicolas"]
[Result "1-0"]
[ECO "C47"]
[WhiteElo "1992"]
[BlackElo "1945"]
[PlyCount "73"]
[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 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Nxc6 Bxc3+ 7. bxc3 bxc6 8. Ba3 d6 9. Qf3 0-0 10. h3 Re8 11. Bd3 d5 12. 0-0-0 Nxe4 13. Bxe4 Qg5+ 14. Qe3 Qxe3+ 15. fxe3 Rxe4 16. Kd2 Ba6 17. Bc5 f6 18. Rb1 Bb5 19. Rb4 Rxb4 20. cxb4 a6 21. Ra1 Re8 22. a4 Bc4 23. Kc3 Re4 24. Re1 Kf7 25. Rg1 f5 26. g3 g5 27. Kd2 h5 28. c3 g4 29. hxg4 Rxg4 30. Bd4 Kg6 31. Ke1 Kf7 32. Kd1 Bd3 33. Rh1 Rxg3 34. Rxh5 Kg6 35. Rh8 Rg1+ 36. Kd2 Rg2+ 37. Kxd3 1-0

[Event "Pan American-ch Schools U17"]
[Site "Columbia"]
[Date "2009.10.08"]
[Round "5"]
[White "Roldan Churio, Renny Alfonso"]
[Black "Silva, John Hansen"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1983"]
[BlackElo "1992"]
[PlyCount "77"]
[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 d6 2. Nf3 e5 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Be7 6. Bc4 0-0 7. 0-0 Nc6 8. f3 Nd7 9. Be3 Nde5 10. Be2 Bf6 11. Nd5 Be6 12. c4 Ng6 13. Nxf6+ Qxf6 14. f4 Bd7 15. Qd2 Qe7 16. f5 Nge5 17. Bg5 f6 18. Bf4 Rae8 19. Nb5 Bc8 20. Rfe1 a6 21. Nc3 Kh8 22. Nd5 Qd8 23. b4 Ne7 24. Nc3 g6 25. fxg6 N7xg6 26. Bg3 Be6 27. Nd5 c6 28. Ne3 Qb6 29. Kh1 Qc7 30. Rad1 Rd8 31. Rf1 Qf7 32. Qc3 Rg8 33. Bh5 Qg7 34. Rf2 Ne7 35. Bh4 Rdf8 36. Rxd6 Bg4 37. Nxg4 Nxg4 38. Bxg4 Qxg4 39. Bxf6+ 1-0

[Event "Pan American-ch Schools U17"]
[Site "Columbia"]
[Date "2009.10.08"]
[Round "4"]
[White "Suarez Duarte, Walter Camilo"]
[Black "Silva, John Hansen"]
[Result "1/2-1/2"]
[ECO "A41"]
[WhiteElo "1946"]
[BlackElo "1992"]
[PlyCount "61"]
[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 d6 2. c4 e5 3. dxe5 dxe5 4. Qxd8+ Kxd8 5. Nc3 c6 6. Bg5+ f6 7. Rd1+ Kc7 8. Bc1 Bb4 9. Bd2 a5 10. a3 Bxc3 11. Bxc3 Be6 12. e3 Nd7 13. Nf3 a4 14. Be2 Nh6 15. 0-0 Nf7 16. Nd2 Nd6 17. Rc1 c5 18. Rfd1 Nb6 19. b4 axb3 20. Nxb3 Nd7 21. Bb2 Ra4 22. Nd2 Nb6 23. Rc2 Nbxc4 24. Nxc4 Nxc4 25. Bxc4 Rxc4 26. Rcd2 Re8 27. h3 Re7 28. Kf1 Rd7 29. Rxd7+ Bxd7 30. Rc1 Rxc1+ 31. Bxc1 1/2-1/2

[Event "Pan American-ch Schools U17"]
[Site "Columbia"]
[Date "2009.10.07"]
[Round "2"]
[White "Duran, Fabian Alberto"]
[Black "Silva, John Hansen"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1850"]
[BlackElo "1992"]
[PlyCount "98"]
[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 d6 2. d4 e5 3. dxe5 dxe5 4. Qxd8+ Kxd8 5. Nf3 f6 6. Nc3 c6 7. Be3 Nd7 8. Bc4 Kc7 9. 0-0-0 b6 10. a3 Bc5 11. Bxc5 Nxc5 12. b4 Ne6 13. b5 Ne7 14. bxc6 a6 15. Nd5+ Nxd5 16. exd5 Nf4 17. g3 Bg4 18. Nh4 Bxd1 19. Rxd1 b5 20. Bf1 Ng6 21. d6+ Kxc6 22. Bg2+ Kd7 23. Bxa8 Nxh4 24. Bb7 Rb8 25. Be4 f5 26. Bh1 Ng6 27. Bg2 Nf8 28. Bh3 g6 29. Bg2 Rb6 30. Bf1 Rxd6 31. c4 Rxd1+ 32. Kxd1 Kc6 33. Kd2 Ne6 34. cxb5+ axb5 35. Ke3 Kc5 36. g4 Nd4 37. gxf5 gxf5 38. Bd3 h5 39. h4 Kd5 40. f3 Nxf3 41. Bxb5 Nxh4 42. Be8 f4+ 43. Kf2 Kc4 44. Bxh5 e4 45. Bd1 Kd3 46. Be2+ Kd2 47. a4 f3 48. Bxf3 Nxf3 49. a5 e3+ 0-1

[Event "Paipa Intercol Nacional B"]
[Site "Paipa"]
[Date "2009.08.14"]
[Round "5.1"]
[White "Navarro, Jhon Fredy"]
[Black "Silva, John Hansen"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1636"]
[BlackElo "1997"]
[PlyCount "82"]
[EventDate "2009.08.08"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 d6 2. d4 e5 3. dxe5 dxe5 4. Qxd8+ Kxd8 5. Nf3 f6 6. Bc4 Nd7 7. Be3 c6 8. Nc3 Kc7 9. 0-0-0 Bc5 10. Bxc5 Nxc5 11. Rd2 b5 12. Bb3 b4 13. Na4 Nxe4 14. Re2 Nd6 15. Rd1 Ne7 16. Nc5 g6 17. Red2 Nb5 18. Na6+ Kb6 19. Nxb4 a5 20. c4 Nc7 21. Nc2 a4 22. Rd6 axb3 23. axb3 Ne6 24. b4 Kc7 25. Na3 Nf5 26. R6d2 Ned4 27. Nxd4 Nxd4 28. Kb1 Bf5+ 29. Ka2 Rhd8 30. f4 Ne6 31. fxe5 fxe5 32. Rxd8 Rxd8 33. Rxd8 Kxd8 34. h3 g5 35. b5 Kc7 36. b4 Nd4 37. Kb2 cxb5 38. Nxb5+ Nxb5 39. cxb5 Kb6 40. Kc3 Kxb5 41. g4 Bg6 0-1

[Event "Paipa Intercol Nacional B"]
[Site "Paipa"]
[Date "2009.08.13"]
[Round "4.1"]
[White "Silva, John Hansen"]
[Black "Borrego Estupinan, Luis Francisco"]
[Result "1/2-1/2"]
[ECO "C02"]
[WhiteElo "1997"]
[PlyCount "33"]
[EventDate "2009.08.08"]
[EventType "swiss"]
[EventRounds "5"]
[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 Qb6 6. Bd3 cxd4 7. cxd4 Bd7 8. 0-0 Nxd4 9. Nxd4 Qxd4 10. Nc3 Qb6 11. Qe2 Ne7 12. Be3 Qd8 13. Bg5 Qb6 14. Be3 Qd8 15. Bg5 Qb6 16. Be3 Qd8 17. Bg5 1/2-1/2

[Event "Paipa Intercol Nacional B"]
[Site "Paipa"]
[Date "2009.08.12"]
[Round "3.1"]
[White "Guerrero Fandino, Gustavo A"]
[Black "Silva, John Hansen"]
[Result "1-0"]
[ECO "C41"]
[WhiteElo "2131"]
[BlackElo "1997"]
[PlyCount "55"]
[EventDate "2009.08.08"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 d6 2. d4 e5 3. Nf3 exd4 4. Nxd4 Nf6 5. Nc3 Be7 6. Be2 0-0 7. 0-0 Be6 8. f4 c5 9. Nxe6 fxe6 10. Bc4 Kh8 11. Bxe6 Nc6 12. Be3 a6 13. a4 Qb6 14. Rb1 Qb4 15. Qd3 Rad8 16. Kh1 Nd4 17. Bc4 Nc6 18. Bd5 Ng4 19. Bg1 Rf6 20. Qh3 Nh6 21. Bb3 Rff8 22. Nd5 Qd2 23. Be3 Qe2 24. f5 Bf6 25. Bxh6 gxh6 26. Qxh6 Bg7 27. Qh4 Rg8 28. Nf4 1-0

[Event "Paipa Intercol Nacional B"]
[Site "Paipa"]
[Date "2009.08.11"]
[Round "2.1"]
[White "Silva, John Hansen"]
[Black "Angulo, Pablo David"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "1997"]
[PlyCount "72"]
[EventDate "2009.08.08"]
[EventType "swiss"]
[EventRounds "5"]
[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. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 d6 6. Bc4 c5 7. Qd5 Be6 8. Bb5+ Bd7 9. Qxb7 Nf6 10. Bg5 Rb8 11. Bxd7+ Nxd7 12. Qd5 Qc7 13. b3 h6 14. Bd2 Nf6 15. Qd3 Qe7 16. 0-0 g6 17. Nc3 Bg7 18. Rad1 0-0 19. Nd5 Nxd5 20. Qxd5 Rfe8 21. f3 Rb6 22. Be3 Be5 23. g3 h5 24. Kg2 a5 25. a4 Rc8 26. h4 Kh7 27. f4 Bg7 28. f5 Re8 29. fxg6+ fxg6 30. Rf4 Rb4 31. Qxd6 Rxe4 32. Qxe7 R8xe7 33. Bxc5 Rxf4 34. Bxe7 Re4 35. Rd7 Kg8 36. Kf3 Re1 1-0

[Event "Paipa Intercol Nacional B"]
[Site "Paipa"]
[Date "2009.08.10"]
[Round "1.1"]
[White "Montero, Sergio Andres"]
[Black "Silva, John Hansen"]
[Result "0-1"]
[ECO "B07"]
[BlackElo "1997"]
[PlyCount "92"]
[EventDate "2009.08.08"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 d6 2. d4 e5 3. dxe5 dxe5 4. Qxd8+ Kxd8 5. Bd3 Be6 6. Nf3 f6 7. 0-0 c6 8. b3 Nd7 9. Bb2 Kc7 10. Nbd2 Ne7 11. Nh4 Rd8 12. Rad1 Ng6 13. Ndf3 Nc5 14. g3 Bg4 15. Rd2 Nxh4 16. Nxh4 Nxe4 17. Bxe4 Rxd2 18. Kh1 Bc5 19. f3 Bh3 20. Rc1 g5 21. Bf5 gxh4 22. Bxh3 hxg3 23. hxg3 Rhd8 24. Bc3 Rd1+ 25. Rxd1 Rxd1+ 26. Kg2 Bd4 27. Bxd4 exd4 28. Be6 Rd2+ 29. Kh3 Rxc2 30. Bf5 Rxa2 31. Bxh7 Rb2 32. f4 Rxb3 33. Kg2 a5 34. Kf2 Kd6 35. g4 a4 36. g5 fxg5 37. fxg5 Ke7 38. g6 Kf6 39. Bg8 Kxg6 40. Ke2 Kf5 41. Bh7+ Kf4 42. Bd3 Rxd3 43. Kxd3 c5 44. Kc4 b5+ 45. Kd3 a3 46. Kc2 c4 0-1

[Event "COL-ch U26"]
[Site "Bogota"]
[Date "2009.07.18"]
[Round "5.6"]
[White "Rivera, Ingris"]
[Black "Silva, John Hansen"]
[Result "1-0"]
[ECO "E68"]
[WhiteElo "2169"]
[BlackElo "1997"]
[PlyCount "67"]
[EventDate "2009.07.16"]
[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 d6 2. Nf3 g6 3. g3 Bg7 4. Bg2 Nf6 5. 0-0 0-0 6. c4 Nbd7 7. Nc3 e5 8. e4 Nh5 9. Be3 exd4 10. Nxd4 Ne5 11. b3 Ng4 12. Bc1 Ne5 13. Bb2 Bd7 14. Qd2 a6 15. Rad1 Qc8 16. Nd5 Kh8 17. f4 Nc6 18. Bf3 Nxd4 19. Bxd4 Bxd4+ 20. Qxd4+ Ng7 21. Nf6 Bh3 22. Rf2 Be6 23. g4 Qd8 24. h4 c5 25. Qa1 h6 26. h5 Qe7 27. Rh2 gxh5 28. gxh5 Rg8 29. Rg2 Rad8 30. Kh1 Bh3 31. Rg3 Be6 32. Rdg1 b5 33. Rxg7 Rxg7 34. Rxg7 1-0

[Event "COL-ch U26"]
[Site "Bogota"]
[Date "2009.07.18"]
[Round "6.7"]
[White "Silva, John Hansen"]
[Black "Nieto, Guillermo Luigui"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1997"]
[BlackElo "1863"]
[PlyCount "30"]
[EventDate "2009.07.16"]
[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 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. Nf3 Nf6 5. Be2 c6 6. 0-0 Bf5 7. d4 Nbd7 8. Re1 e6 9. Bd3 Bxd3 10. Qxd3 Be7 11. Bg5 0-0 12. Ne4 Qc7 13. Bxf6 Bxf6 14. Nxf6+ Nxf6 15. Rad1 Rad8 1-0

[Event "COL-ch U26"]
[Site "Bogota"]
[Date "2009.07.16"]
[Round "3.4"]
[White "Cadena Montoya, Gustavo Adolfo"]
[Black "Silva, John Hansen"]
[Result "1-0"]
[ECO "E76"]
[WhiteElo "2030"]
[BlackElo "1997"]
[PlyCount "44"]
[EventDate "2009.07.16"]
[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 d6 2. c4 g6 3. Nc3 Bg7 4. e4 Nf6 5. f4 0-0 6. Nf3 Nfd7 7. Be2 e5 8. fxe5 dxe5 9. d5 a5 10. Bg5 f6 11. Bh4 Nc5 12. Nxe5 g5 13. Bf2 Nxe4 14. Nxe4 fxe5 15. Qd2 Rf4 16. Ng3 h6 17. Nh5 Bf8 18. 0-0 Rxf2 19. Kxf2 Bc5+ 20. Kg3 e4 21. Nf6+ Kh8 22. Nxe4 Nd7 1-0

[Event "COL-ch U26"]
[Site "Bogota"]
[Date "2009.07.16"]
[Round "4.7"]
[White "Silva, John Hansen"]
[Black "Gomez Barrero, Sergio"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "1997"]
[BlackElo "2034"]
[PlyCount "65"]
[EventDate "2009.07.16"]
[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. d4 exd4 4. Nxd4 Qf6 5. Be3 Bc5 6. c3 Nge7 7. Be2 d6 8. 0-0 Bb6 9. Nb5 0-0 10. Bxb6 axb6 11. Nxc7 Ra5 12. Nb5 Qg5 13. f4 Qc5+ 14. Nd4 Nxd4 15. Qxd4 Qc7 16. Nd2 d5 17. Nb3 Ra8 18. exd5 Rd8 19. Rfd1 Nf5 20. Qe5 Qd7 21. Bg4 f6 22. Bxf5 Qxf5 23. Qxf5 Bxf5 24. Nd4 Be4 25. Ne6 Rd6 26. c4 Rc8 27. b3 b5 28. Rac1 bxc4 29. Rxc4 Rxc4 30. bxc4 b5 31. cxb5 Rxd5 32. Rxd5 Bxd5 33. Nc7 1-0

[Event "COL-ch U26"]
[Site "Bogota"]
[Date "2009.07.16"]
[Round "2.4"]
[White "Silva, John Hansen"]
[Black "Ruiz Castillo, Joshua Daniel"]
[Result "1/2-1/2"]
[ECO "B72"]
[WhiteElo "1997"]
[BlackElo "2138"]
[PlyCount "34"]
[EventDate "2009.07.16"]
[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 g6 6. f4 Nc6 7. Be2 Bg7 8. Be3 Nxd4 9. Qxd4 0-0 10. Qd2 Qa5 11. 0-0-0 Bd7 12. h3 Rfc8 13. a3 Rxc3 14. Qxc3 Qxc3 15. bxc3 Nxe4 16. Bd4 Nxc3 17. Bxc3 Bxc3 1/2-1/2

[Event "COL-ch U20"]
[Site "Bogota"]
[Date "2009.04.06"]
[Round "7.15"]
[White "Silva, John Hansen"]
[Black "Rodriguez Lopez, Andres Camilo"]
[Result "0-1"]
[ECO "A40"]
[WhiteElo "2028"]
[BlackElo "1909"]
[PlyCount "34"]
[EventDate "2009.04.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e3 e5 2. d4 exd4 3. exd4 Nf6 4. Nf3 g6 5. Bg5 d5 6. Nc3 Bg7 7. Qe2+ Be6 8. 0-0-0 0-0 9. h4 Re8 10. Ne5 Qd6 11. Bxf6 Bxf6 12. h5 Nd7 13. hxg6 fxg6 14. Nxd7 Qxd7 15. Qd2 a6 16. Qf4 Qe7 17. Qg3 Qg7 0-1

[Event "COL-ch U20"]
[Site "Bogota"]
[Date "2009.04.05"]
[Round "5.8"]
[White "Torres, Juan Camilo"]
[Black "Silva, John Hansen"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "2121"]
[BlackElo "2028"]
[PlyCount "71"]
[EventDate "2009.04.03"]
[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 c6 3. Bf4 Nf6 4. e3 e6 5. c4 Nbd7 6. h3 Be7 7. Nc3 0-0 8. Bd3 dxc4 9. Bxc4 Nb6 10. Bd3 Nbd5 11. Bg3 Bb4 12. Qb3 Bd6 13. Bxd6 Qxd6 14. 0-0 h6 15. Rfd1 Qb4 16. Nxd5 Nxd5 17. Qxb4 Nxb4 18. Be4 Re8 19. a3 Nd5 20. Ne5 Nf6 21. Bf3 Nd7 22. Rac1 Kf8 23. Bh5 g6 24. Be2 Nb6 25. b4 a6 26. f4 Kg7 27. e4 f6 28. Nd3 Nd7 29. e5 f5 30. Nc5 Kf7 31. Kf2 h5 32. g4 h4 33. gxf5 gxf5 34. Bh5+ Ke7 35. Bxe8 Kxe8 36. Nxe6 1-0

[Event "COL-ch U20"]
[Site "Bogota"]
[Date "2009.04.03"]
[Round "2.16"]
[White "Babilonia, Mauricio Rafael"]
[Black "Silva, John Hansen"]
[Result "0-1"]
[ECO "E77"]
[WhiteElo "2003"]
[BlackElo "2028"]
[PlyCount "70"]
[EventDate "2009.04.03"]
[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 Bg7 4. e4 d6 5. f4 0-0 6. Nf3 Nbd7 7. Be2 c5 8. d5 a6 9. a4 Ne8 10. 0-0 h6 11. e5 dxe5 12. fxe5 Nxe5 13. Nxe5 Bxe5 14. Bxh6 Ng7 15. Qd2 e6 16. Bg5 Qc7 17. Ne4 f5 18. d6 Qc6 19. Be7 Qxe4 20. Bxf8 Kxf8 21. Bf3 Qd4+ 22. Qxd4 Bxd4+ 23. Kh1 Ke8 24. Rad1 Kd7 25. b4 e5 26. bxc5 Ne6 27. g4 f4 28. Be4 g5 29. Bf5 Kc6 30. h4 gxh4 31. Rb1 Nxc5 32. a5 Bxf5 33. gxf5 Ne4 34. Kh2 Nxd6 35. c5 Bxc5 0-1

[Event "COL-ch U20"]
[Site "Bogota"]
[Date "2009.04.03"]
[Round "3.13"]
[White "Silva, John Hansen"]
[Black "Torres, David"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "2028"]
[PlyCount "83"]
[EventDate "2009.04.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e3 e5 2. d4 exd4 3. exd4 Nf6 4. Nf3 d5 5. Bd3 Nc6 6. 0-0 Be7 7. Nbd2 Bg4 8. c3 Qd7 9. Qc2 h5 10. Ne5 Nxe5 11. dxe5 Ng8 12. Nb3 h4 13. Nd4 0-0-0 14. h3 Be6 15. Be3 Kb8 16. b4 Nh6 17. Nxe6 fxe6 18. a4 g5 19. f3 Nf5 20. Bf2 Rc8 21. Rfb1 c5 22. bxc5 Bxc5 23. Ba6 Bxf2+ 24. Qxf2 Rc7 25. Rb4 Ka8 26. Bb5 Qc8 27. Qd2 Rxc3 28. Rb2 Qc5+ 29. Kh2 d4 30. f4 Ne3 31. Bd3 gxf4 32. Be4 Nd5 33. Rab1 b6 34. Rb5 Qc4 35. R1b4 Qc7 36. Qxd4 Kb8 37. Bxd5 exd5 38. a5 Rc4 39. axb6 axb6 40. Rxb6+ Kc8 41. Qxd5 Rc1 42. Qe6+ 1-0

[Event "COL-ch U20"]
[Site "Bogota"]
[Date "2009.04.03"]
[Round "1.2"]
[White "Silva, John Hansen"]
[Black "Vargas Arteaga, Alexis"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "2028"]
[BlackElo "2217"]
[PlyCount "80"]
[EventDate "2009.04.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e3 d5 2. d4 e6 3. Nf3 Nf6 4. Bd3 c5 5. c3 Nc6 6. Nbd2 Bd6 7. 0-0 0-0 8. e4 cxd4 9. cxd4 dxe4 10. Nxe4 Be7 11. Bb1 Nxe4 12. Bxe4 h6 13. d5 exd5 14. Bxd5 Bf6 15. Qb3 Na5 16. Qd1 Bf5 17. Bb3 Nxb3 18. axb3 a6 19. Ra4 Qxd1 20. Rxd1 Bc2 21. Rd2 Bxb3 22. Re4 Rac8 23. Re1 Rfe8 24. Rxe8+ Rxe8 25. Rd3 Bc4 26. Rd7 b5 27. b4 Bc3 28. Bd2 Bxd2 29. Rxd2 a5 30. bxa5 Ra8 31. Rb2 Rxa5 32. h3 Ra1+ 33. Kh2 Ra2 34. Rxa2 Bxa2 35. Ne1 Bb1 36. Nf3 b4 37. Nd2 Ba2 38. Kg3 Bd5 39. f3 b3 40. Kf2 b2 0-1

[Event "COL-ch U18"]
[Site "Bogota"]
[Date "2008.12.21"]
[Round "6.10"]
[White "Hernandez Sanchez, Jairo Andres"]
[Black "Silva, John Hansen"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "2020"]
[BlackElo "2017"]
[PlyCount "67"]
[EventDate "2008.12.18"]
[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. d3 c5 3. Nf3 d6 4. g3 Nc6 5. Bg2 Be7 6. 0-0 Nf6 7. Re1 Qc7 8. c3 Bd7 9. d4 0-0-0 10. dxc5 dxc5 11. e5 Ng4 12. Qe2 h5 13. h4 f6 14. exf6 gxf6 15. Nbd2 Rdg8 16. Ne4 a6 17. a3 Na5 18. Qc2 e5 19. Bd2 c4 20. Rad1 Nb3 21. Bc1 Nc5 22. Nxc5 Bxc5 23. Re2 e4 24. Nd4 f5 25. Bf4 Ne5 26. Red2 Bxd4 27. Rxd4 Bb5 28. Qd2 Qg7 29. Rd5 Nd3 30. Rxf5 Bd7 31. Bxe4 Qg4 32. Bxd3 Bxf5 33. Bxf5+ Qxf5 34. Qd6 1-0

[Event "COL-ch U18"]
[Site "Bogota"]
[Date "2008.12.21"]
[Round "7.13"]
[White "Silva, John Hansen"]
[Black "Castro, Jairo Antonio"]
[Result "1-0"]
[ECO "A40"]
[WhiteElo "2017"]
[BlackElo "2003"]
[PlyCount "24"]
[EventDate "2008.12.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e3 e5 2. d4 d5 3. Bd3 c5 4. c3 Nc6 5. Nf3 Bd6 6. Nbd2 Nf6 7. e4 dxe4 8. Nxe4 Nxe4 9. Bxe4 Bd7 10. Be3 cxd4 11. Nxd4 Nxd4 12. Bxd4 exd4 1-0

[Event "COL-ch U18"]
[Site "Bogota"]
[Date "2008.12.19"]
[Round "4.8"]
[White "Camargo, Santiago"]
[Black "Silva, John Hansen"]
[Result "1/2-1/2"]
[ECO "B20"]
[WhiteElo "2082"]
[BlackElo "2017"]
[PlyCount "18"]
[EventDate "2008.12.18"]
[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. Ne2 c5 3. d4 d5 4. e5 Nc6 5. Nd2 a6 6. Nf3 cxd4 7. Nexd4 Nxd4 8. Nxd4 Bc5 9. Be3 Qb6 1/2-1/2

[Event "COL-ch U18"]
[Site "Bogota"]
[Date "2008.12.19"]
[Round "3.13"]
[White "Silva, John Hansen"]
[Black "Abril Bernal, Luis Hernando"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "2017"]
[PlyCount "99"]
[EventDate "2008.12.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e3 e5 2. d4 exd4 3. exd4 d5 4. Nf3 Nf6 5. Bd3 Bg4 6. 0-0 Be7 7. Nbd2 Nbd7 8. c3 c6 9. h3 Bh5 10. b3 0-0 11. Qc2 Bg6 12. Bxg6 fxg6 13. Ng5 Qb6 14. Ndf3 Bd6 15. c4 Bb8 16. c5 Qb5 17. a4 Qa6 18. Re1 Re8 19. Rxe8+ Nxe8 20. Bd2 Bc7 21. Re1 Nef6 22. Ne6 Rc8 23. Nfg5 Bb8 24. Bf4 Bxf4 25. Nxf4 Re8 26. Rxe8+ Nxe8 27. Qe2 Qxe2 28. Nxe2 h6 29. Ne6 Nb8 30. a5 b6 31. cxb6 axb6 32. axb6 Nd6 33. f3 g5 34. Kf2 Kf7 35. Nc5 Ke7 36. g4 Nc8 37. b7 Nb6 38. Nc1 Kd6 39. N1d3 N6d7 40. Nxd7 Nxd7 41. Nc5 Nb8 42. Kg3 Ke7 43. f4 Kf6 44. fxg5+ hxg5 45. Kf3 Ke7 46. Ke3 Kd6 47. Kd3 g6 48. Kc3 Kc7 49. Kb4 Kb6 50. Ka4 1-0

[Event "COL-ch U18"]
[Site "Bogota"]
[Date "2008.12.18"]
[Round "1.19"]
[White "Silva, John Hansen"]
[Black "Salazar, Samuel"]
[Result "0-1"]
[ECO "D05"]
[WhiteElo "2017"]
[BlackElo "2028"]
[PlyCount "54"]
[EventDate "2008.12.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e3 d5 2. d4 Nf6 3. Bd3 e6 4. Nf3 c5 5. Nc3 Nc6 6. Ne2 Be7 7. 0-0 0-0 8. Ne5 cxd4 9. exd4 Bd6 10. f4 Nd7 11. Nf3 h6 12. Qe1 Ne7 13. h3 Qe8 14. Kh1 f6 15. Nh4 Qf7 16. Qg3 Kh8 17. Qe1 Ng8 18. Be3 Ne7 19. Qg3 Nb6 20. Rac1 Bd7 21. Nf3 Rae8 22. Qe1 Nc6 23. c3 Nc8 24. Qd2 N8e7 25. Rfe1 a6 26. c4 dxc4 27. Bxc4 Bb4 0-1

[Event "Medellin de Las Americas op"]
[Site "Medellin"]
[Date "2008.11.17"]
[Round "9.20"]
[White "Silva, John Hansen"]
[Black "Martinez, Mauricio"]
[Result "1/2-1/2"]
[ECO "D04"]
[WhiteElo "2017"]
[BlackElo "2021"]
[PlyCount "120"]
[EventDate "2008.11.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e3 d5 2. d4 c6 3. Nf3 Nf6 4. Bd3 g6 5. 0-0 Bg7 6. c3 0-0 7. Nbd2 Bg4 8. Qc2 Bxf3 9. Nxf3 Nbd7 10. Ne5 Nxe5 11. dxe5 Nd7 12. f4 e6 13. b3 Re8 14. Ba3 Bf8 15. Bb2 c5 16. c4 Nb6 17. Rad1 Qh4 18. Rf3 dxc4 19. bxc4 Red8 20. Rdf1 Qe7 21. Rg3 Rd7 22. f5 exf5 23. Bxf5 Bg7 24. Bxd7 Nxd7 25. e6 Qxe6 26. Bxg7 Kxg7 27. Qb2+ Kg8 28. Qxb7 Nb6 29. Rgf3 Rf8 30. Qxa7 Nxc4 31. Qxc5 Nd2 32. Rf6 Qxa2 33. R6f2 Qc4 34. Qxc4 Nxc4 35. Re1 Re8 36. Rfe2 h5 37. Kf2 Ne5 38. Kg3 Kg7 39. Ra1 Re7 40. Ra8 Nc4 41. Kf2 Ne5 42. h3 Nc4 43. e4 Nd6 44. Ra4 Nb5 45. Re3 Nc7 46. Ra7 Kf8 47. Rc3 Ne8 48. Rxe7 Kxe7 49. Ke3 Nd6 50. Kf4 f6 51. h4 Nf7 52. Rc5 Ke6 53. Ra5 Ne5 54. Rxe5+ fxe5+ 55. Kg5 Kf7 56. Kh6 Kf6 57. g3 Kf7 58. Kh7 Kf6 59. Kg8 g5 60. Kf8 g4 1/2-1/2

[Event "Medellin de Las Americas op"]
[Site "Medellin"]
[Date "2008.11.16"]
[Round "7.20"]
[White "Silva, John Hansen"]
[Black "Garcia Cifuentes, Andres Felipe"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2017"]
[BlackElo "2124"]
[PlyCount "107"]
[EventDate "2008.11.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c3 g6 3. Nd2 Bg7 4. e4 0-0 5. Ngf3 d6 6. Bd3 Nbd7 7. 0-0 c5 8. d5 a6 9. a4 Rb8 10. c4 Ne8 11. Qc2 Nc7 12. Rb1 b5 13. axb5 axb5 14. b3 bxc4 15. bxc4 Na6 16. Rxb8 Ndxb8 17. Re1 Nb4 18. Qb1 Nd7 19. Ba3 Qa5 20. Bc1 Ba6 21. Nb3 Qc7 22. Bf1 Rb8 23. Bb2 Bxb2 24. Qxb2 Qb6 25. Qc3 Na2 26. Qa5 Qxb3 27. Qxa6 Nc3 28. Qc6 Qb7 29. Qxb7 Rxb7 30. Re3 Na2 31. e5 dxe5 32. Nxe5 Nxe5 33. Rxe5 Nb4 34. g3 Kf8 35. h4 Nc2 36. Re2 Nd4 37. Ra2 h5 38. Ra8+ Kg7 39. Rc8 Nb3 40. Bd3 Rb4 41. Rc7 Kf6 42. Kg2 Nc1 43. Bf1 Nb3 44. f3 Ra4 45. g4 hxg4 46. fxg4 Ra2+ 47. Kg3 e6 48. g5+ Kg7 49. dxe6 Nd4 50. Rxf7+ Kg8 51. Rf6 Nf5+ 52. Kh3 Ra3+ 53. Kg4 Rg3+ 54. Kf4 1-0

[Event "Medellin de Las Americas op"]
[Site "Medellin"]
[Date "2008.11.14"]
[Round "2.11"]
[White "Alzate Londono, William"]
[Black "Silva, John Hansen"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2209"]
[BlackElo "2017"]
[PlyCount "28"]
[EventDate "2008.11.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. b4 e5 2. Bb2 d6 3. e3 Nf6 4. Bc4 d5 5. Bb3 Bd6 6. Ne2 e4 7. a3 c6 8. d3 Qe7 9. dxe4 Qxe4 10. Qd4 Qxg2 11. Rg1 Qxh2 12. Nd2 Nbd7 13. f4 Nf8 14. Nf1 Qh6 0-1

[Event "Medellin de Las Americas op"]
[Site "Medellin"]
[Date "2008.11.13"]
[Round "4.11"]
[White "Nunez V, Gustavo Eduardo"]
[Black "Silva, John Hansen"]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "2187"]
[BlackElo "2017"]
[PlyCount "71"]
[EventDate "2008.11.13"]
[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 c5 3. Nf3 Nc6 4. g3 Qc7 5. Bg2 b6 6. 0-0 Bb7 7. c3 0-0-0 8. a3 d5 9. exd5 exd5 10. b4 c4 11. Bf4 Bd6 12. Bxd6 Qxd6 13. dxc4 dxc4 14. Qxd6 Rxd6 15. Nbd2 b5 16. a4 a6 17. axb5 axb5 18. Ne4 Rd3 19. Nc5 Rxc3 20. Rfe1 Nd8 21. Nxb7 Kxb7 22. Re8 Kc7 23. Ra7+ Kb6 24. Ra8 Nc6 25. Ng5 Rc1+ 26. Bf1 c3 27. Ra3 Nf6 28. Rxh8 c2 29. Rc3 Nd5 30. Rc5 Ncxb4 31. Rhc8 Ne7 32. Rxb5+ Ka7 33. Rc7+ Ka8 34. Rxb4 Nd5 35. Rc8+ Ka7 36. Rbc4 1-0

[Event "Medellin de Las Americas op"]
[Site "Medellin"]
[Date "2008.11.13"]
[Round "1.22"]
[White "Silva, John Hansen"]
[Black "Sanchez Maya, Simon"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2017"]
[BlackElo "2168"]
[PlyCount "73"]
[EventDate "2008.11.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e3 d5 2. d4 Nc6 3. Nf3 Bg4 4. Bb5 Qd6 5. Nbd2 Nf6 6. h3 Bxf3 7. Bxc6+ Qxc6 8. Nxf3 Qa6 9. Ne5 e6 10. Qd3 Qxd3 11. cxd3 c5 12. dxc5 Bxc5 13. d4 Bd6 14. Nd3 Rc8 15. Bd2 Kd7 16. Ke2 Rc2 17. Rhc1 Rhc8 18. Nc5+ R8xc5 19. dxc5 Rxc5 20. Rxc5 Bxc5 21. Bc3 Ne8 22. Rc1 b6 23. b4 Bd6 24. b5 f6 25. f4 Bc5 26. Bd4 Kd6 27. g4 g6 28. g5 fxg5 29. Be5+ Kd7 30. fxg5 Nd6 31. Bxd6 Kxd6 32. Rf1 Ke5 33. Kd3 Kd6 34. Rf7 Bb4 35. Rxh7 Be1 36. Rxa7 Ke5 37. Ra6 1-0

[Event "Armenia Nal Colegial B"]
[Site "Armenia"]
[Date "2008.10.30"]
[Round "3.3"]
[White "Lopez, David Gerardo"]
[Black "Silva, John Hansen"]
[Result "1-0"]
[ECO "B43"]
[BlackElo "2044"]
[PlyCount "49"]
[EventDate "2008.10.01"]
[EventType "swiss"]
[EventRounds "5"]
[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. Qe2 Nc6 8. Nxc6 dxc6 9. 0-0 e5 10. f4 Bc5+ 11. Be3 Bxe3+ 12. Qxe3 Ng4 13. Qc5 b6 14. Nd5 Qb7 15. Nxb6 Rb8 16. Nxc8 Rxc8 17. h3 Nf6 18. Qxe5+ Kf8 19. Kh1 Re8 20. Qd4 Kg8 21. Rae1 Nh5 22. Re3 Qc7 23. e5 h6 24. g4 Nxf4 25. Rxf4 1-0

[Event "Armenia Nal Colegial B"]
[Site "Armenia"]
[Date "2008.10.30"]
[Round "2.4"]
[White "Silva, John Hansen"]
[Black "Palomares Valencia, Daniel Felipe"]
[Result "1-0"]
[ECO "D05"]
[WhiteElo "2044"]
[PlyCount "105"]
[EventDate "2008.10.01"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e3 d5 2. d4 Nf6 3. Bd3 c5 4. c3 e6 5. Nf3 Nc6 6. 0-0 c4 7. Bc2 Bd6 8. Nbd2 0-0 9. e4 Be7 10. e5 Nd7 11. Re1 f6 12. exf6 Nxf6 13. Ng5 Qd6 14. Qe2 Nd8 15. Ndf3 h6 16. Nh3 Bd7 17. Bf4 Qc6 18. Ne5 Qc8 19. Ng6 Re8 20. Nxe7+ Rxe7 21. Bd6 Re8 22. Nf4 Nf7 23. Ba3 e5 24. Ng6 exd4 25. Ne7+ Kh8 26. Nxc8 Rxe2 27. Rxe2 d3 28. Bxd3 cxd3 29. Re7 Rxc8 30. Rxf7 Kh7 31. Rd1 Bf5 32. Be7 Rc7 33. Rxf6 gxf6 34. Bxf6 Kg6 35. Be5 Re7 36. f4 Be4 37. g4 h5 38. h3 hxg4 39. hxg4 Rh7 40. Rd2 Rh4 41. g5 Kf5 42. Kf2 Rh2+ 43. Ke3 Rh1 44. Kd4 Kg4 45. c4 Kf3 46. cxd5 Re1 47. d6 Re2 48. Rxd3+ Bxd3 49. Kxd3 Re1 50. Kd2 Re2+ 51. Kc3 Ke3 52. Bd4+ Kxf4 53. d7 1-0

[Event "Armenia Nal Colegial B"]
[Site "Armenia"]
[Date "2008.10.29"]
[Round "1.4"]
[White "Arroyo Correa, Fernando"]
[Black "Silva, John Hansen"]
[Result "0-1"]
[ECO "D47"]
[BlackElo "2044"]
[PlyCount "52"]
[EventDate "2008.10.01"]
[EventType "swiss"]
[EventRounds "5"]
[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. Nc3 Nf6 4. e3 e6 5. Nf3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bb3 a6 9. 0-0 Nb6 10. Bd2 c5 11. dxc5 Bxc5 12. Rc1 Bd6 13. Qc2 Bb7 14. e4 Nbd7 15. Rfe1 b4 16. Na4 Rc8 17. Qd3 Rxc1 18. Bxc1 Qc7 19. Bc2 0-0 20. b3 Rc8 21. Bb1 Bxe4 22. Rxe4 Nxe4 23. Qxe4 Qxc1+ 24. Qe1 Qxe1+ 25. Nxe1 Rc1 26. Kf1 Rxb1 0-1

[Event "Armenia Nal Colegial B"]
[Site "Armenia"]
[Date "2008.10.01"]
[Round "4.2"]
[White "Quinto Echeverria, Yeison"]
[Black "Silva, John Hansen"]
[Result "1-0"]
[ECO "B05"]
[BlackElo "2044"]
[PlyCount "74"]
[EventDate "2008.10.01"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Nc6 5. Be2 Bg4 6. 0-0 Nb6 7. exd6 cxd6 8. Bg5 h6 9. Be3 g6 10. Na3 Bg7 11. c3 0-0 12. Qd2 Kh7 13. h3 Bc8 14. Rad1 e5 15. dxe5 dxe5 16. Qxd8 Nxd8 17. Nb5 Nc6 18. Bc5 Rg8 19. Nc7 Rb8 20. Bxb6 axb6 21. Bc4 Rf8 22. Nd5 Na5 23. Nxb6 Nxc4 24. Nxc4 e4 25. Nd4 b6 26. Rfe1 Ba6 27. Nd6 Bxd4 28. Rxd4 f5 29. Nc4 Bxc4 30. Rxc4 Kg7 31. Rc6 Rfe8 32. f3 Re7 33. fxe4 fxe4 34. Kf2 b5 35. Rc5 e3+ 36. Kf3 Rd8 37. Rxe3 Rf7+ 1-0

[Event "Pan American-ch U14"]
[Site "Cuenca"]
[Date "2006.08.??"]
[Round "5"]
[White "Mamani, Joan Franco"]
[Black "Silva, John Hansen"]
[Result "1-0"]
[ECO "B26"]
[WhiteElo "1926"]
[PlyCount "71"]
[EventDate "2006.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 Nf6 7. h3 0-0 8. Qd2 Rb8 9. Nge2 Bd7 10. 0-0 Ne8 11. d4 cxd4 12. Nxd4 Ne5 13. b3 Nc7 14. Rad1 Ne6 15. Nxe6 Bxe6 16. Nd5 Bxh3 17. Bxa7 Bxg2 18. Kxg2 Ra8 19. Bb6 Qd7 20. c4 Ra6 21. Bd4 h5 22. a4 h4 23. Bxe5 Bxe5 24. Qg5 h3+ 25. Kh2 Kg7 26. Qe3 Rh8 27. f4 Bb2 28. Rd2 Ba3 29. f5 Bc5 30. Qf4 f6 31. fxg6 Rf8 32. Qh4 Kxg6 33. Rf4 Raa8 34. Rg4+ Kf7 35. Qh5+ Ke6 36. Nf4# 1-0

[Event "Pan American-ch U14"]
[Site "Cuenca"]
[Date "2006.08.??"]
[Round "3"]
[White "Pacheco, Josue"]
[Black "Silva, John Hansen"]
[Result "1/2-1/2"]
[ECO "B20"]
[WhiteElo "1982"]
[PlyCount "87"]
[EventDate "2006.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. b3 d5 3. exd5 Qxd5 4. Nc3 Qe6+ 5. Qe2 Nc6 6. Qxe6 Bxe6 7. Bb5 Bd7 8. Nf3 Nf6 9. Bb2 e6 10. 0-0 Be7 11. Rfe1 0-0 12. Bd3 Nb4 13. Ne5 Nxd3 14. Nxd3 Rad8 15. Ne5 Bc8 16. Rad1 Nd5 17. Ne4 Nb4 18. Re3 Nxc2 19. Rg3 Nd4 20. Nc4 Ne2+ 21. Kh1 Nxg3+ 22. Nxg3 b5 23. Ne3 Bg5 24. Nef1 Bb7 25. Nh5 f6 26. f4 g6 27. fxg5 gxh5 28. Bxf6 Rd3 29. Ne3 Rf7 30. Kg1 Rfd7 31. Nf1 c4 32. bxc4 bxc4 33. Re1 Kf7 34. Bc3 R3d5 35. h4 R5d6 36. Ng3 Kg6 37. Nf1 Bd5 38. Ne3 Rf7 39. Be5 Ra6 40. Ra1 Rb7 41. g4 Rab6 42. gxh5+ Kxh5 43. Kf2 Rb1 44. Nf1 1/2-1/2

[Event "Pan American-ch U14"]
[Site "Cuenca"]
[Date "2006.08.??"]
[Round "2"]
[White "Silva, John Hansen"]
[Black "Gemy Vargas, Jose Daniel"]
[Result "1/2-1/2"]
[ECO "C02"]
[BlackElo "2091"]
[PlyCount "69"]
[EventDate "2006.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Nge7 6. Bd3 Ng6 7. 0-0 Be7 8. Bc2 Bd7 9. a4 cxd4 10. cxd4 Nb4 11. Nc3 Nxc2 12. Qxc2 0-0 13. Bd2 a5 14. Rfc1 Qb6 15. Qd3 Rac8 16. Nb5 Rc6 17. Rc3 Rfc8 18. Rac1 Rxc3 19. Rxc3 Rxc3 20. Bxc3 Bxb5 21. Qxb5 Qxb5 22. axb5 b6 23. g3 Bf8 24. Nd2 Bb4 25. Bxb4 axb4 26. Nb3 Ne7 27. Nc1 Nc8 28. Nd3 Na7 29. Nxb4 Nxb5 30. Nc2 f6 31. f4 Kf7 32. Kf2 g5 33. Ke3 h5 34. Nb4 Nc7 35. Nc6 1/2-1/2

[Event "Pan American-ch U14"]
[Site "Cuenca"]
[Date "2006.08.??"]
[Round "6"]
[White "Silva, John Hansen"]
[Black "Manzanares, Giancarlos"]
[Result "1-0"]
[ECO "C45"]
[PlyCount "59"]
[EventDate "2006.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nge7 5. Bc4 d6 6. 0-0 g6 7. Bg5 Bd7 8. Bf6 Rg8 9. c3 Qc8 10. Nxc6 Nxc6 11. e5 Be6 12. Bxe6 Qxe6 13. Re1 dxe5 14. Bxe5 Nxe5 15. f4 Qb6+ 16. Qd4 Bc5 17. Rxe5+ Kf8 18. Qxc5+ Qxc5+ 19. Rxc5 Rd8 20. Na3 c6 21. Re5 Kg7 22. Rae1 f6 23. Re7+ Kh6 24. Rxb7 Rb8 25. Ree7 Rxb7 26. Rxb7 g5 27. f5 Re8 28. Kf2 Kh5 29. h3 Kh4 30. Rxh7# 1-0

[Event "Pan American-ch U14"]
[Site "Cuenca"]
[Date "2006.08.??"]
[Round "4"]
[White "Silva, John Hansen"]
[Black "Rios Gomez, Cristhian Camilo"]
[Result "0-1"]
[ECO "B40"]
[BlackElo "1957"]
[PlyCount "66"]
[EventDate "2006.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Bd3 Nc6 6. Nxc6 bxc6 7. 0-0 d6 8. c4 Be7 9. Nc3 0-0 10. f4 e5 11. f5 Bb7 12. Rf3 d5 13. cxd5 cxd5 14. exd5 Nxd5 15. Nxd5 Qxd5 16. Rg3 Bf6 17. Bc2 Qxd1+ 18. Bxd1 Rfd8 19. Bc2 Rac8 20. Rc3 e4 21. Rxc8 Bd4+ 22. Kf1 Ba6+ 23. Ke1 Rxc8 24. Bb3 e3 25. Bd1 Rc5 26. Be2 Bb7 27. g4 Be4 28. a4 Rc2 29. a5 Bd5 30. Bxe3 Bxe3 31. Rd1 Rc1 32. Rxc1 Bxc1 33. b4 Ba3 0-1

[Event "Pan American-ch U14"]
[Site "Cuenca"]
[Date "2006.08.??"]
[Round "7"]
[White "Silva, John Hansen"]
[Black "Salazar, Rodger"]
[Result "0-1"]
[ECO "C45"]
[BlackElo "1902"]
[PlyCount "60"]
[EventDate "2006.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Nge7 7. Bc4 d6 8. 0-0 Nxd4 9. cxd4 Bb6 10. Nc3 c6 11. f4 g6 12. e5 Qg7 13. exd6 Nf5 14. Re1 0-0 15. Bf2 Nxd6 16. Bb3 h5 17. d5 Bxf2+ 18. Kxf2 Qf6 19. g3 Bg4 20. Qd2 Nf5 21. Ne4 Qd8 22. dxc6 Qb6+ 23. Kg2 Nd4 24. Nf6+ Kg7 25. Nxg4 hxg4 26. Qc3 bxc6 27. Re4 c5 28. Rc1 Qb7 29. Rce1 Rfe8 30. Qxc5 Rxe4 0-1

[Event "Pan American-ch U14"]
[Site "Cuenca"]
[Date "2006.08.??"]
[Round "1"]
[White "Yanqui, Francisco"]
[Black "Silva, John Hansen"]
[Result "0-1"]
[ECO "A03"]
[WhiteElo "1884"]
[PlyCount "70"]
[EventDate "2006.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. b3 d5 2. Bb2 c5 3. e3 Nc6 4. f4 e6 5. Nf3 Nf6 6. g3 b6 7. Bg2 Ba6 8. d3 Ng4 9. Qd2 Nb4 10. a3 Nc6 11. h3 Nf6 12. c4 Na5 13. Qc2 Bb7 14. 0-0 Be7 15. Nc3 0-0 16. Rad1 Qc7 17. Ne5 a6 18. cxd5 Nxd5 19. Nxd5 Bxd5 20. Bxd5 exd5 21. Rc1 Rac8 22. d4 Qb7 23. Qd3 cxd4 24. exd4 Nc6 25. Rfd1 Nxe5 26. dxe5 Bc5+ 27. Kf1 a5 28. Qb5 d4 29. Qd3 Qh1+ 30. Kf2 Qh2+ 31. Kf3 Qxb2 32. a4 Bb4 33. Rb1 Rc3 34. Ke4 Qg2+ 35. Kf5 g6+ 0-1

[Event "Pan American-ch U12"]
[Site "Bogota"]
[Date "2004.07.29"]
[Round "9"]
[White "Miranda, Samuel"]
[Black "Silva, John Hansen"]
[Result "0-1"]
[ECO "B76"]
[PlyCount "46"]
[EventDate "2004.07.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be3 g6 7. f3 Bg7 8. Qd2 0-0 9. 0-0-0 Nxd4 10. Bxd4 Be6 11. g4 Qa5 12. h4 Rfc8 13. h5 Ne8 14. Bxg7 Nxg7 15. hxg6 fxg6 16. Qh6 Kf7 17. Qxh7 Rh8 18. Qxh8 Rxh8 19. Rxh8 Bxa2 20. Nxa2 Qxa2 21. b3 Ne6 22. Bc4 Qa1+ 23. Kd2 Qxh8 0-1

[Event "Pan American-ch U12"]
[Site "Bogota"]
[Date "2004.07.28"]
[Round "7"]
[White "Silva, John Hansen"]
[Black "Alvarez, Luis Fernando"]
[Result "0-1"]
[ECO "C45"]
[PlyCount "33"]
[EventDate "2004.07.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Bb6 7. Be2 Nge7 8. 0-0 0-0 9. Na3 d6 10. Nac2 Ng6 11. Nf3 Z0 12. Bd4 Qe7 13. Bd3 Bd7 14. Re1 Nce5 15. h3 c5 16. Bf1 Nxf3+ 17. Qxf3 0-1

[Event "Pan American-ch U12"]
[Site "Bogota"]
[Date "2004.07.27"]
[Round "6"]
[White "Reinoso Moran, Jorge"]
[Black "Silva, John Hansen"]
[Result "1-0"]
[ECO "A01"]
[WhiteElo "1821"]
[PlyCount "81"]
[EventDate "2004.07.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. b3 d5 2. Bb2 Nc6 3. e3 f5 4. Bb5 Bd7 5. Nf3 a6 6. Bxc6 Bxc6 7. Ne5 Nf6 8. d3 e6 9. Nd2 Bd6 10. Ndf3 0-0 11. a3 Be8 12. Qe2 Bh5 13. h3 Bxf3 14. gxf3 Qe7 15. f4 b5 16. Rg1 c5 17. f3 Rfc8 18. a4 Nh5 19. Rg5 Nf6 20. axb5 axb5 21. Rxa8 Rxa8 22. Nc6 Qf7 23. Ne5 Qc7 24. Nd7 Nxd7 25. Rxg7+ Kf8 26. Qg2 Qa5+ 27. Kd1 Ke8 28. Rxh7 Kd8 29. Qg7 Ra7 30. Bf6+ Kc8 31. Qf7 Rc7 32. Qe8+ Kb7 33. Rxd7 Rxd7 34. Qxd7+ Bc7 35. Qxe6 d4 36. Qd5+ Kc8 37. Qxc5 Qa1+ 38. Ke2 Qh1 39. Qxf5+ Kb7 40. Qxb5+ Kc8 41. Bxd4 1-0

[Event "Pan American-ch U12"]
[Site "Bogota"]
[Date "2004.07.26"]
[Round "3"]
[White "Guerrero, Gustavo Adolfo"]
[Black "Silva, John Hansen"]
[Result "0-1"]
[ECO "B56"]
[PlyCount "38"]
[EventDate "2004.07.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. f3 Qb6 7. Nb3 Be6 8. Bg5 g6 9. Qd2 Bg7 10. Be3 Qc7 11. Nd4 Nxd4 12. Bxd4 0-0 13. 0-0-0 Rfc8 14. Kb1 a6 15. g4 b5 16. f4 b4 17. Nd5 Nxd5 18. Bxg7 Kxg7 19. exd5 Bxd5 0-1

[Event "Pan American-ch U12"]
[Site "Bogota"]
[Date "2004.07.26"]
[Round "4"]
[White "Perez, Jorge1"]
[Black "Silva, John Hansen"]
[Result "1-0"]
[ECO "B50"]
[PlyCount "56"]
[EventDate "2004.07.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 e5 4. Be2 Nf6 5. 0-0 Nxe4 6. Qa4+ Nc6 7. Qxe4 Be6 8. d4 d5 9. Qe3 e4 10. Ng5 Bf5 11. dxc5 f6 12. Nf3 Be7 13. Nd4 Bg6 14. Bb5 Qc7 15. b4 a6 16. Ba4 Bf7 17. Qf4 Qc8 18. Nf5 g5 19. Nd6+ Bxd6 20. Qxd6 Qe6 21. Qxe6+ Bxe6 22. Nd2 h5 23. Nb3 Kf7 24. Nd4 Nd8 25. f3 g4 26. fxe4 dxe4 27. Bg5 f5 28. Bxd8 h4 1-0

[Event "Pan American-ch U12"]
[Site "Bogota"]
[Date "2004.07.26"]
[Round "5"]
[White "Silva, John Hansen"]
[Black "Krysa, Leandro Sergio"]
[Result "0-1"]
[ECO "B41"]
[PlyCount "58"]
[EventDate "2004.07.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 Nf6 6. Nc3 Bb4 7. Bd2 Bxc3 8. Bxc3 Nxe4 9. Bb4 Qb6 10. a3 d6 11. f3 e5 12. fxe4 exd4 13. Bd3 0-0 14. 0-0 Nd7 15. Qh5 Ne5 16. Rad1 Bg4 17. Qh4 Bxd1 18. Rxd1 a5 19. Be1 Qb3 20. Be2 d3 21. Bxa5 Qxc4 22. a4 Rac8 23. Qg3 Qxe4 24. Rxd3 Qxd3 25. Bf3 Nxf3+ 26. gxf3 Rc3 27. Bxc3 Qxc3 28. Qxd6 b5 29. f4 b4 0-1

