[Event "Pan American-ch U12"]
[Site "Guaymallen"]
[Date "2001.06.05"]
[Round "8"]
[White "Aguilar, Franco"]
[Black "Mejia Hernandez, Juan"]
[Result "0-1"]
[ECO "C01"]
[PlyCount "48"]
[EventDate "2001.05.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Bd6 5. Bd3 h6 6. 0-0 Nf6 7. Nc3 0-0 8. Re1 c6 9. h3 Qc7 10. Be3 Re8 11. Bd2 Be6 12. Ne5 a6 13. a3 c5 14. Nf3 Nc6 15. dxc5 Bxc5 16. Na4 Ba7 17. Nc3 Bxh3 18. Rxe8+ Rxe8 19. gxh3 Qg3+ 20. Kh1 Qxh3+ 21. Kg1 Bxf2+ 22. Kxf2 Ng4+ 23. Kg1 Qg3+ 24. Kh1 Nf2# 0-1

[Event "Pan American-ch U12"]
[Site "Guaymallen"]
[Date "2001.06.04"]
[Round "7"]
[White "Chedresse, Cristian"]
[Black "Mejia Hernandez, Juan"]
[Result "1-0"]
[ECO "C00"]
[PlyCount "65"]
[EventDate "2001.05.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. Ngf3 c5 5. g3 Nc6 6. Bg2 Be7 7. 0-0 0-0 8. e5 Nd7 9. Re1 Qc7 10. Qe2 Re8 11. Nf1 b6 12. h4 Ba6 13. N1h2 c4 14. d4 Qb7 15. c3 Qc7 16. Ng4 b5 17. h5 b4 18. h6 g6 19. Bg5 Qd8 20. Qe3 Rb8 21. Qf4 bxc3 22. bxc3 Bxg5 23. Nxg5 Qe7 24. Rab1 Qf8 25. Nf6+ Nxf6 26. Qxf6 Rxb1 27. Rxb1 Nb8 28. Nxe6 fxe6 29. Rxb8 Rxb8 30. Qxe6+ Qf7 31. Qxa6 Rb1+ 32. Kh2 Rb2 33. Qc8+ 1-0

[Event "Pan American-ch U12"]
[Site "Guaymallen"]
[Date "2001.06.03"]
[Round "6"]
[White "Mejia Hernandez, Juan"]
[Black "Vera, I Jorge"]
[Result "0-1"]
[ECO "B72"]
[BlackElo "2094"]
[PlyCount "106"]
[EventDate "2001.05.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Be2 0-0 8. 0-0 Nc6 9. Nb3 Ne5 10. h3 Be6 11. Nd4 Qc8 12. Nxe6 Qxe6 13. f4 Nc4 14. Bxc4 Qxc4 15. Qd4 Qc6 16. Qd3 b6 17. Rad1 Rad8 18. e5 dxe5 19. Qxd8 Rxd8 20. Rxd8+ Ne8 21. fxe5 Bxe5 22. Nd5 Kf8 23. Bh6+ Bg7 24. Nc7 Qxc7 25. Bxg7+ Kxg7 26. Rxe8 Qxc2 27. Ra8 b5 28. Kh1 Qe2 29. Rf3 Qxb2 30. Rxa7 Qd4 31. Rb7 Qd5 32. Rb6 Qxa2 33. Rxb5 Qa6 34. Rd5 Qc6 35. Rfd3 e5 36. Rd7 e4 37. R3d6 Qc8 38. Rd1 Qe8 39. R7d4 e3 40. Re1 f5 41. Rf4 Qe5 42. Rf3 f4 43. g3 Qe4 44. Kg2 g5 45. Ref1 Kf6 46. gxf4 gxf4 47. Kg1 Ke5 48. Rxf4 Qxf4 49. Rxf4 Kxf4 50. Kg2 Ke4 51. Kf1 Kf3 52. h4 e2+ 53. Ke1 h5 0-1

[Event "Pan American-ch U12"]
[Site "Guaymallen"]
[Date "2001.06.01"]
[Round "4"]
[White "Urriza, Nicolas"]
[Black "Mejia Hernandez, Juan"]
[Result "0-1"]
[ECO "A60"]
[PlyCount "76"]
[EventDate "2001.05.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 d6 5. Bg5 Be7 6. Nf3 h6 7. Bh4 0-0 8. e4 Nbd7 9. Bd3 Qb6 10. Ne2 Qxb2 11. Rb1 Qa3 12. 0-0 Qxa2 13. Ra1 Qb2 14. Rb1 Qa3 15. Rb3 Qa5 16. Qc1 Qd8 17. Bg3 exd5 18. cxd5 Nh5 19. Re1 Nxg3 20. Nxg3 a6 21. Qc2 b5 22. Rbb1 c4 23. Bf1 Bf6 24. Nf5 Ne5 25. Nxe5 Bxe5 26. Ne3 g6 27. Qc1 Bg7 28. Be2 f5 29. Bf3 Qf6 30. Rf1 fxe4 31. Bxe4 Bf5 32. Bxf5 gxf5 33. Nc2 f4 34. f3 Qc3 35. Kh1 Rf5 36. Na1 Qxc1 37. Rbxc1 Bxa1 38. Rxa1 Rxd5 0-1

[Event "Pan American-ch U12"]
[Site "Guaymallen"]
[Date "2001.05.31"]
[Round "3"]
[White "Mejia Hernandez, Juan"]
[Black "Tenti, Joaquin"]
[Result "1/2-1/2"]
[ECO "C01"]
[PlyCount "72"]
[EventDate "2001.05.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Bd6 5. h3 Nc6 6. Nf3 Nge7 7. 0-0 Be6 8. c3 Qd7 9. Ng5 Bf5 10. b4 Bxd3 11. Qxd3 f6 12. Nf3 0-0-0 13. a4 Qf5 14. Qxf5+ Nxf5 15. Nbd2 g5 16. g3 h5 17. Nh2 Rh7 18. Kg2 h4 19. g4 Nh6 20. Nb3 Ne7 21. f4 gxf4 22. Bxf4 Bxf4 23. Rxf4 f5 24. Rg1 fxg4 25. Nxg4 Nxg4 26. Rxg4 Nf5 27. Re1 Rf7 28. Re5 Rdf8 29. Nc5 Rd8 30. Ne6 Re8 31. Nc5 Ref8 32. Ne6 Re8 33. Nc5 Rh8 34. Rg6 b6 35. Nd3 Rhf8 36. Rge6 Nd6 1/2-1/2

[Event "Pan American-ch U12"]
[Site "Guaymallen"]
[Date "2001.05.30"]
[Round "2"]
[White "Perdomo Arvelaez, Juan Jose"]
[Black "Mejia Hernandez, Juan"]
[Result "1/2-1/2"]
[ECO "C06"]
[PlyCount "96"]
[EventDate "2001.05.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[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 h6 10. Bc2 cxd4 11. cxd4 Qc7 12. a3 b6 13. Nf4 Ba6 14. Re1 Rc8 15. Bb1 Na5 16. Nh5 Bf8 17. Bd3 Bc4 18. Bxc4 Qxc4 19. b4 Nc6 20. Be3 Ne7 21. Qa4 Qc6 22. Qxc6 Rxc6 23. Rac1 Rxc1 24. Rxc1 Kd8 25. Ng3 g6 26. Ne2 Bg7 27. Nc3 a6 28. Na4 Nc8 29. Rc6 Na7 30. Rc1 Nb5 31. Nc3 Nxa3 32. Ra1 Nc4 33. Rxa6 Kc7 34. Ra7+ Kd8 35. Nb5 Ke7 36. Nd2 Rc8 37. Rc7 Rxc7 38. Nxc7 Nxd2 39. Bxd2 g5 40. b5 f6 41. Bb4+ Kf7 42. exf6 Bxf6 43. Bc3 Be7 44. Na6 Bd6 45. Nb4 Nf6 46. f3 Nd7 47. Kf2 h5 48. h3 Kf6 1/2-1/2

[Event "Pan American-ch U12"]
[Site "Guaymallen"]
[Date "2001.05.29"]
[Round "1"]
[White "Mejia Hernandez, Juan"]
[Black "Vazquez, Sebastian"]
[Result "0-1"]
[ECO "C01"]
[PlyCount "122"]
[EventDate "2001.05.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Bd6 5. h3 Nf6 6. Nf3 0-0 7. 0-0 h6 8. Be3 Re8 9. Re1 Ne4 10. Bd2 Nd7 11. Nc3 Nxc3 12. Bxc3 Nf6 13. Ne5 c6 14. Re3 Qc7 15. Qe2 Nd7 16. Re1 Nxe5 17. dxe5 Bc5 18. Rg3 Kf8 19. Qh5 Qb6 20. Rf3 Be6 21. Bg6 Re7 22. Bd2 Ke8 23. Bf5 Bxf5 24. Qxf5 Qxb2 25. e6 Qxa2 26. exf7+ Kf8 27. Rxe7 Bxe7 28. Qh7 Qa1+ 29. Kh2 Bd6+ 30. Bf4 Bxf4+ 31. Rxf4 Ke7 32. Qf5 Qf6 33. Qg4 Qe5 34. g3 Rf8 35. Qg6 Qg5 36. Qd3 Rxf7 37. Qe3+ Kf8 38. Qc5+ Qe7 39. Rxf7+ Kxf7 40. Qxa7 b5 41. Qb6 Qd7 42. Qd4 Qf5 43. Qc5 Qg6 44. Qa7+ Ke6 45. Qc5 Kd7 46. Qa7+ Kd6 47. Qa3+ Ke6 48. Qc5 Kf7 49. Qa7+ Kg8 50. Qc5 Qe6 51. c3 Qd7 52. Kg2 d4 53. cxd4 Qd5+ 54. Kf1 Qxc5 55. dxc5 Kf7 56. Ke2 Ke6 57. f4 Kd5 58. g4 Kxc5 59. g5 Kd5 60. h4 Ke6 61. Ke3 Kf5 0-1

[Event "Pan American-ch U12"]
[Site "Guaymallen"]
[Date "2001.01.02"]
[Round "5"]
[White "Mejia Hernandez, Juan"]
[Black "Vera, Luis"]
[Result "1/2-1/2"]
[ECO "C70"]
[PlyCount "97"]
[EventDate "2001.05.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Bc5 5. c3 b5 6. Bc2 d6 7. h3 Nf6 8. d4 exd4 9. cxd4 Bb4+ 10. Nc3 h6 11. 0-0 0-0 12. a3 Ba5 13. Bf4 Re8 14. Re1 Bb7 15. b4 Bb6 16. Qd2 Ne7 17. Bb3 Ng6 18. d5 Nxf4 19. Qxf4 Bc8 20. Rad1 Nh5 21. Qh4 Qxh4 22. Nxh4 Nf4 23. Nf3 Ng6 24. a4 a5 25. Nxb5 axb4 26. Rc1 Re7 27. Nfd4 Bb7 28. Rc4 Nf4 29. Nf5 Rd7 30. Ne3 Nd3 31. Re2 Nc5 32. Rb2 Nxb3 33. Rxb3 Rxa4 34. Rbxb4 Rxb4 35. Rxb4 Bxe3 36. fxe3 c6 37. Nxd6 Rxd6 38. Rxb7 cxd5 39. exd5 Rxd5 40. Kf2 Rf5+ 41. Ke2 Kh7 42. Rb4 Kg6 43. Rg4+ Kf6 44. Rf4 h5 45. g4 Rxf4 46. exf4 hxg4 47. hxg4 g5 48. fxg5+ Kxg5 49. Kf3 1/2-1/2

[Event "PER-ch U12"]
[Site "Lima"]
[Date "2000.??.??"]
[Round "?"]
[White "Mejia Hernandez, Juan"]
[Black "Escobedo, H."]
[Result "1/2-1/2"]
[ECO "C88"]
[PlyCount "69"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 d6 8. h3 0-0 9. d4 exd4 10. Nxd4 Nxd4 11. Qxd4 c5 12. Qd3 c4 13. Bxc4 bxc4 14. Qxc4 Be6 15. Qd3 Qb6 16. b3 Rfc8 17. c4 Nd7 18. Be3 Qc6 19. f4 Nc5 20. Bxc5 Qxc5+ 21. Kh1 Bf6 22. Nc3 Bxc4 23. bxc4 Qxc4 24. Qxc4 Rxc4 25. e5 dxe5 26. fxe5 Bxe5 27. Rxe5 Rxc3 28. Rae1 f6 29. Ra5 Kf7 30. Rb1 Rc6 31. Kh2 Kg6 32. Kg3 Re8 33. Rb3 Re5 34. Rba3 Rxa5 35. Rxa5 1/2-1/2

[Event "PER-ch U12"]
[Site "Lima"]
[Date "2000.??.??"]
[Round "?"]
[White "Mejia Hernandez, Juan"]
[Black "Terry, Cesar"]
[Result "0-1"]
[ECO "C41"]
[PlyCount "92"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Qh4 5. Bd3 Bg4 6. Be2 Bxe2 7. Qxe2 a6 8. Nf5 Qf6 9. Nc3 Nc6 10. Nd5 Qd8 11. c3 h6 12. 0-0 Nge7 13. Ndxe7 Nxe7 14. Re1 Ng6 15. f4 Qf6 16. Qc4 0-0-0 17. Qd4 Qxd4+ 18. cxd4 h5 19. h3 d5 20. Kh2 dxe4 21. Rxe4 Rd5 22. Ng3 Bd6 23. Ne2 Nf8 24. Re8+ Kd7 25. Re4 Ne6 26. Nc3 Rxd4 27. Rxd4 Nxd4 28. Bd2 g5 29. Rf1 Ne6 30. g3 h4 31. Ne4 hxg3+ 32. Kxg3 gxf4+ 33. Bxf4 Bxf4+ 34. Kg4 Ke7 35. h4 Rf8 36. Nc3 c6 37. Rxf4 Nxf4 38. Kxf4 Rh8 39. Kg5 f6+ 40. Kg4 Ke6 41. Na4 Ke5 42. Nc5 f5+ 43. Kg5 Rg8+ 44. Kh6 f4 45. Nd3+ Ke4 46. Nxf4 Kxf4 0-1

[Event "PER-ch U12"]
[Site "Lima"]
[Date "2000.??.??"]
[Round "?"]
[White "Terry, Renato"]
[Black "Mejia Hernandez, Juan"]
[Result "1-0"]
[ECO "B13"]
[PlyCount "37"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 d5 2. Nc3 c5 3. e3 Nc6 4. Bb5 cxd4 5. exd4 g6 6. Nf3 a6 7. Bxc6+ bxc6 8. Be3 Nf6 9. Ne5 Bd7 10. a3 Bg7 11. Qd2 0-0 12. 0-0 Qc7 13. Bf4 Nh5 14. Nxg6 Nxf4 15. Nxf4 Bh6 16. Nce2 e6 17. Qe3 c5 18. Qg3+ Kh8 19. Ng6+ 1-0

