[Event "Pan American-ch U16"]
[Site "Medellin"]
[Date "2007.07.07"]
[Round "9"]
[White "Cardenas Viera, Juan"]
[Black "Soto, Christian Camilo"]
[Result "0-1"]
[ECO "C20"]
[PlyCount "27"]
[EventDate "2007.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Qh5 Nc6 3. Bc4 g6 4. Qf3 Qf6 5. Nc3 Nd4 6. Qd1 Ne7 7. Nf3 Nxf3+ 8. Qxf3 Qxf3 9. gxf3 c6 10. d3 a5 11. Be3 f5 12. a4 Bg7 13. Bc5 f4 14. d4 0-1

[Event "Pan American-ch U16"]
[Site "Medellin"]
[Date "2007.07.06"]
[Round "8"]
[White "Medina Garcia, Manuel Alvaro"]
[Black "Cardenas Viera, Juan"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "1969"]
[PlyCount "63"]
[EventDate "2007.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 b6 2. Nf3 Bb7 3. d3 d6 4. g3 Nd7 5. Bg2 e6 6. 0-0 c5 7. Nc3 Be7 8. Bf4 a6 9. Re1 b5 10. a4 b4 11. Nb1 h6 12. Nbd2 g5 13. Be3 g4 14. Nh4 Bxh4 15. gxh4 Qxh4 16. Bf4 e5 17. Bg3 Qg5 18. Nc4 Ke7 19. Ne3 Kf8 20. Nf5 h5 21. Bh4 Qg6 22. c3 d5 23. cxb4 cxb4 24. a5 Rb8 25. Rc1 Qe6 26. Qa4 Ba8 27. Rc7 Ngf6 28. Rec1 Kg8 29. Qc2 dxe4 30. dxe4 Kh7 31. Qd2 Bxe4 32. Qh6+ 1-0

[Event "Pan American-ch U16"]
[Site "Medellin"]
[Date "2007.07.05"]
[Round "6"]
[White "Morales Rodriguez, Daniel"]
[Black "Cardenas Viera, Juan"]
[Result "0-1"]
[ECO "B28"]
[PlyCount "118"]
[EventDate "2007.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 a6 2. d4 b5 3. Nf3 Bb7 4. Bd3 e6 5. 0-0 c5 6. c3 Nf6 7. Re1 d5 8. e5 Nfd7 9. Nbd2 Nc6 10. Nf1 Qb6 11. Be3 c4 12. Bc2 a5 13. a4 b4 14. Qd2 h6 15. Ng3 b3 16. Bd1 Ne7 17. h3 Qc7 18. Nh2 Nb6 19. f4 g6 20. Ng4 Ng8 21. Nf1 h5 22. Nf6+ Nxf6 23. exf6 Bd6 24. Qf2 Bc6 25. Nh2 Nxa4 26. Nf3 Nb6 27. Ne5 a4 28. Be2 a3 29. Bf1 Na4 30. Bc1 Qb6 31. Qd2 Bxe5 32. fxe5 axb2 33. Bxb2 Kd7 34. Ra3 Ra6 35. Rea1 Bb5 36. Be2 Qa7 37. Kf2 g5 38. g3 Qb6 39. Ke3 Kc6 40. Kf2 Kb7 41. Ke1 Qc6 42. Kf2 Kb6 43. Ke1 Qc8 44. Kf2 Qg8 45. Bc1 Qg6 46. Ke1 g4 47. h4 Qe4 48. Kf2 Qh1 49. Bb2 Qh2+ 50. Kf1 Qxg3 51. Qc1 Qxh4 52. Kg2 Qh3+ 53. Kf2 g3+ 54. Ke1 Qf5 55. Kd2 Qf4+ 56. Ke1 Qf2+ 57. Kd2 h4 58. Rb1 g2 59. Ba1 Qf4+ 0-1

[Event "Pan American-ch U16"]
[Site "Medellin"]
[Date "2007.07.04"]
[Round "5"]
[White "Cardenas Viera, Juan"]
[Black "Vazquez Reyes, Raul"]
[Result "0-1"]
[ECO "B25"]
[PlyCount "66"]
[EventDate "2007.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Ne2 d6 3. Nbc3 Nf6 4. g3 a6 5. Bg2 g6 6. d3 Bg7 7. h3 Nc6 8. 0-0 0-0 9. f4 Nd4 10. Nxd4 cxd4 11. Ne2 e5 12. g4 h6 13. Ng3 b5 14. Bd2 Bb7 15. h4 Nd7 16. h5 exf4 17. Bxf4 Ne5 18. Bf3 Rc8 19. Rc1 d5 20. exd5 Nxf3+ 21. Qxf3 Bxd5 22. Qd1 Re8 23. Rf2 Rc6 24. b3 Rce6 25. Ne4 Bxe4 26. dxe4 Rxe4 27. Qf3 Qd7 28. g5 hxg5 29. Bxg5 Qg4+ 30. Qxg4 Rxg4+ 31. Rg2 Rxg5 32. Rxg5 Bh6 33. Rxg6+ fxg6 0-1

[Event "Pan American-ch U16"]
[Site "Medellin"]
[Date "2007.07.04"]
[Round "4"]
[White "Perez Olarte, Cesar Camilo"]
[Black "Cardenas Viera, Juan"]
[Result "1-0"]
[ECO "B73"]
[WhiteElo "2056"]
[PlyCount "95"]
[EventDate "2007.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. 0-0 Nc6 8. Be3 h5 9. f3 Bd7 10. Kh1 Qc8 11. Re1 h4 12. Nxc6 bxc6 13. Bc4 Nh5 14. Bd4 e5 15. Bf2 Ke7 16. Qd2 Bf6 17. Rad1 Qc7 18. Kg1 Nf4 19. Ne2 g5 20. Qb4 Rab8 21. Qa3 Nxe2+ 22. Rxe2 c5 23. Red2 Rbc8 24. Qa6 Rhd8 25. Qxd6+ Qxd6 26. Rxd6 Rc7 27. Be1 Rb7 28. Ba5 Rf8 29. Ba6 Rfb8 30. Bxb7 Rxb7 31. b3 Bg7 32. R6d5 c4 33. bxc4 f6 34. Rc5 Bf8 35. Rc7 Rxc7 36. Bxc7 Ke6 37. Rd5 Bc6 38. Ra5 Bb4 39. Ra6 Kd7 40. Bb8 Bb7 41. Rxf6 Bc5+ 42. Kf1 Bd4 43. Rf7+ Kc8 44. Bd6 Ba6 45. Ke1 Kd8 46. c5 Bc4 47. Rxa7 Bc3+ 48. Kd1 1-0

[Event "Pan American-ch U16"]
[Site "Medellin"]
[Date "2007.07.03"]
[Round "3"]
[White "Cardenas Viera, Juan"]
[Black "Velarde, Alvaro"]
[Result "1-0"]
[ECO "D02"]
[PlyCount "101"]
[EventDate "2007.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. g3 e6 3. Bg2 Nf6 4. Nf3 Bd6 5. 0-0 0-0 6. Re1 Nbd7 7. Nbd2 c6 8. e4 dxe4 9. Nxe4 Nxe4 10. Rxe4 Nf6 11. Re1 Re8 12. a3 c5 13. dxc5 Bxc5 14. Qxd8 Rxd8 15. b4 Be7 16. c4 a5 17. Bd2 axb4 18. axb4 Rxa1 19. Rxa1 b5 20. c5 Bb7 21. Bf4 Nd5 22. Ne5 Ra8 23. Rxa8+ Bxa8 24. Bd2 Kf8 25. f4 Ke8 26. Kf2 f6 27. Nd3 Kd7 28. Bxd5 Bxd5 29. Ke3 Kc6 30. Kd4 Bf8 31. Bc3 Be7 32. Ke3 Bc4 33. Ne1 Bd5 34. Nc2 Kd7 35. Nd4 Bc4 36. g4 h6 37. f5 e5 38. Ne6 Bxe6 39. fxe6+ Kc6 40. Ke4 g6 41. Bd2 Bf8 42. h4 Bg7 43. h5 f5+ 44. gxf5 g5 45. Be1 Bf6 46. Bg3 g4 47. Bxe5 Bxe5 48. Kxe5 g3 49. e7 Kd7 50. f6 g2 51. c6+ 1-0

[Event "Pan American-ch U16"]
[Site "Medellin"]
[Date "2007.07.02"]
[Round "1"]
[White "Cardenas Viera, Juan"]
[Black "Mayorga, Nicolas"]
[Result "0-1"]
[ECO "A01"]
[BlackElo "2260"]
[PlyCount "64"]
[EventDate "2007.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e3 e5 2. b3 d5 3. Bb2 Bd6 4. d3 Nf6 5. Nd2 Nc6 6. a3 0-0 7. Be2 Re8 8. c4 d4 9. e4 a5 10. Bc1 Nd7 11. g4 Nc5 12. h3 Ne6 13. Nf1 Ne7 14. h4 Ng6 15. h5 Ngf4 16. Ng3 b5 17. Bxf4 Nxf4 18. Bf3 a4 19. cxb5 axb3 20. a4 Bb4+ 21. Kf1 Bc3 22. Rb1 Be6 23. N1e2 Rxa4 24. Nxf4 exf4 25. Ne2 Qd6 26. Qc1 b2 27. Qc2 Ra1 28. Kg2 Qa3 29. Nxf4 Bb3 30. Qe2 Rxb1 31. Rxb1 Ba2 32. Qd1 Bxb1 0-1

[Event "Pan American-ch U16"]
[Site "Medellin"]
[Date "2007.07.02"]
[Round "2"]
[White "Osorio Gracia, Luis Alberto"]
[Black "Cardenas Viera, Juan"]
[Result "0-1"]
[ECO "B28"]
[PlyCount "71"]
[EventDate "2007.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 a6 2. d4 b5 3. Nf3 Bb7 4. Bd3 e6 5. 0-0 c5 6. c3 Nf6 7. Re1 d5 8. Nbd2 Nc6 9. e5 Nd7 10. Nf1 Be7 11. h3 Qb6 12. Be3 c4 13. Bc2 a5 14. N3h2 b4 15. Qg4 g6 16. Bd2 a4 17. Bg5 a3 18. b3 cxb3 19. Bxb3 bxc3 20. Bxd5 Ncxe5 21. dxe5 Bxd5 22. Bxe7 Kxe7 23. Ne3 Qa5 24. Nxd5+ Qxd5 25. Rad1 Qc5 26. Qg5+ Ke8 27. Ng4 Rb8 28. Nf6+ Nxf6 29. Qxf6 Rg8 30. Rd7 Kxd7 31. Qxf7+ Kc6 32. Qxe6+ Kb7 33. Rb1+ Ka8 34. Qa6+ Qa7 35. Qc6+ Rb7 36. Qd5 0-1

