[Event "Pan American-ch U10"]
[Site "Villa Giardino"]
[Date "2002.05.30"]
[Round "7"]
[White "Herrera, Leonel"]
[Black "Bardella, Claudio"]
[Result "0-1"]
[ECO "C50"]
[PlyCount "106"]
[EventDate "2002.05.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 088 Extra"]
[Source "ChessBase"]
[SourceDate "2002.07.01"]
[SourceVersion "2"]
[SourceVersionDate "2002.07.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. 0-0 Nf6 5. Nc3 Bc5 6. d3 0-0 7. a3 Qe7 8. b4 Bb6 9. Bd5 Nd4 10. Bb2 Nxf3+ 11. Qxf3 Bd4 12. Bb3 d6 13. h3 c5 14. bxc5 dxc5 15. Rfb1 Be6 16. Bxe6 Qxe6 17. Qf5 Qxf5 18. exf5 g6 19. fxg6 fxg6 20. Na4 Bxb2 21. Rxb2 b6 22. Kh1 Nd7 23. f3 Rf4 24. Nc3 c4 25. Rg1 cxd3 26. cxd3 Nc5 27. Rd2 Rd8 28. Rgd1 Rfd4 29. Ne4 Rxd3 30. g4 Rxd2 31. Nxd2 Nb3 32. Kg2 Rxd2+ 33. Rxd2 Nxd2 34. h4 a5 35. a4 Nc4 36. Kg3 Nb2 37. f4 exf4+ 38. Kxf4 Nxa4 39. Ke5 b5 40. Kf6 Kh7 41. g5 b4 42. h5 gxh5 43. Ke6 b3 44. gxh6 b2 45. Kd7 b1Q 46. Kc7 Qb5 47. Kd6 h4 48. Ke6 h3 49. Kd6 h2 50. Ke6 Qc5 51. Kd7 h1Q 52. Ke6 Qhd5+ 53. Kf6 Qcd6# 0-1

[Event "Pan American-ch U10"]
[Site "Villa Giardino"]
[Date "2002.05.29"]
[Round "6"]
[White "Herrera, Leonel"]
[Black "De Souza, Guilherme Ferreira"]
[Result "0-1"]
[ECO "B01"]
[PlyCount "96"]
[EventDate "2002.05.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 088 Extra"]
[Source "ChessBase"]
[SourceDate "2002.07.01"]
[SourceVersion "2"]
[SourceVersionDate "2002.07.01"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Nf3 Nf6 5. d4 Bf5 6. Bf4 e6 7. Be2 Nbd7 8. 0-0 Bd6 9. Bd2 c6 10. Nd5 Qxd5 11. Re1 c5 12. c4 Qc6 13. a3 a5 14. b4 axb4 15. dxc5 Bxc5 16. axb4 Rxa1 17. Qxa1 Bxf2+ 18. Kxf2 0-0 19. b5 Qc5+ 20. Be3 Ne4+ 21. Kf1 Qxe3 22. Qd4 Qxd4 23. Nxd4 Ndc5 24. Nf3 Nb3 25. Ne5 Nbd2+ 26. Kg1 Rd8 27. Ra1 f6 28. Nd3 Nxc4 29. Nc5 Nxc5 30. Bxc4 Bg4 31. h3 Rd1+ 32. Rxd1 Bxd1 33. g4 Bc2 34. b6 Bd3 35. Ba2 Kf7 36. Kf2 Ke7 37. Ke3 Kd6 38. Bxe6 Kxe6 39. Kd4 Kd6 40. h4 Kc6 41. h5 Kxb6 42. Kd5 Kb5 43. Kd6 Kc4 44. Ke7 b5 45. Kf7 b4 46. Kxg7 b3 47. Kxf6 b2 48. g5 b1Q 0-1

[Event "Pan American-ch U10"]
[Site "Villa Giardino"]
[Date "2002.05.28"]
[Round "4"]
[White "Herrera, Leonel"]
[Black "Finol Berrueta, David Emmanuel"]
[Result "0-1"]
[ECO "C50"]
[PlyCount "28"]
[EventDate "2002.05.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 088 Extra"]
[Source "ChessBase"]
[SourceDate "2002.07.01"]
[SourceVersion "2"]
[SourceVersionDate "2002.07.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 h6 5. 0-0 Nf6 6. Nc3 d6 7. a3 Bg4 8. h3 Bh5 9. g4 Bg6 10. g5 hxg5 11. Bxg5 Qd7 12. Nd5 Nxd5 13. exd5 Qxh3 14. dxc6 Qh2+ 0-1

[Event "Pan American-ch U10"]
[Site "Villa Giardino"]
[Date "2002.05.28"]
[Round "5"]
[White "Lino Vasquez, Willy"]
[Black "Herrera, Leonel"]
[Result "1-0"]
[ECO "C55"]
[PlyCount "63"]
[EventDate "2002.05.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 088 Extra"]
[Source "ChessBase"]
[SourceDate "2002.07.01"]
[SourceVersion "2"]
[SourceVersionDate "2002.07.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 d6 4. d3 Bg4 5. Be3 Nf6 6. Nbd2 Be7 7. h3 Bxf3 8. Nxf3 0-0 9. 0-0 a6 10. c3 b5 11. Bb3 a5 12. a3 b4 13. Ba4 Qe8 14. d4 exd4 15. cxd4 d5 16. exd5 Nxd5 17. Ne5 Ra6 18. Qd3 Rb6 19. Rac1 Qd8 20. Bxc6 f6 21. Bxd5+ Qxd5 22. Nf3 Bd8 23. Rc5 Qd6 24. Qc4+ Rf7 25. Rxa5 bxa3 26. bxa3 c6 27. Ra7 Bc7 28. Qc5 Qxc5 29. dxc5 Rb3 30. a4 Rf8 31. Rxc7 Rfb8 32. Rxc6 1-0

[Event "Pan American-ch U10"]
[Site "Villa Giardino"]
[Date "2002.05.26"]
[Round "3"]
[White "Bargad, Tomas"]
[Black "Herrera, Leonel"]
[Result "0-1"]
[ECO "C48"]
[PlyCount "19"]
[EventDate "2002.05.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 088 Extra"]
[Source "ChessBase"]
[SourceDate "2002.07.01"]
[SourceVersion "2"]
[SourceVersionDate "2002.07.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bc5 5. 0-0 0-0 6. Nh4 d6 7. d4 exd4 8. Bg5 b6 9. Bc4 b5 10. Bd3 0-1

[Event "Pan American-ch U10"]
[Site "Villa Giardino"]
[Date "2002.05.25"]
[Round "2"]
[White "Herrera, Leonel"]
[Black "Casado, Mauro"]
[Result "0-1"]
[ECO "B02"]
[PlyCount "30"]
[EventDate "2002.05.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 088 Extra"]
[Source "ChessBase"]
[SourceDate "2002.07.01"]
[SourceVersion "2"]
[SourceVersionDate "2002.07.01"]
[SourceQuality "1"]

1. e4 d5 2. Nc3 Nf6 3. d3 dxe4 4. dxe4 Qxd1+ 5. Nxd1 Nxe4 6. Nf3 Bg4 7. Be2 e6 8. 0-0 Bd6 9. Ne3 h5 10. h3 f5 11. hxg4 hxg4 12. Ne1 Bh2+ 13. Kh1 g3 14. Nd3 gxf2 15. Nxf2 Ng3# 0-1

[Event "Pan American-ch U10"]
[Site "Villa Giardino"]
[Date "2002.05.24"]
[Round "1"]
[White "Andelsman, Marcos"]
[Black "Herrera, Leonel"]
[Result "1-0"]
[ECO "C50"]
[PlyCount "47"]
[EventDate "2002.05.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 088 Extra"]
[Source "ChessBase"]
[SourceDate "2002.07.01"]
[SourceVersion "2"]
[SourceVersionDate "2002.07.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nh6 4. Ng5 Bc5 5. Nf3 Ng4 6. 0-0 Nd4 7. Nxd4 Bxd4 8. Qxg4 d5 9. Qxg7 Ke7 10. Bxd5 Rf8 11. d3 c6 12. Bg5+ Ke8 13. Bxd8 cxd5 14. Bf6 dxe4 15. Bxe5 Bxe5 16. Qxe5+ Kd8 17. Qxe4 Re8 18. Qd4+ Bd7 19. Nc3 Rc8 20. Rfe1 Rxe1+ 21. Rxe1 a6 22. Nd5 Rxc2 23. Qh8+ Be8 24. Qxe8# 1-0

[Event "ARG-ch U10 sf"]
[Site "Esperanza"]
[Date "2002.04.06"]
[Round "6"]
[White "Herrera, Leonel"]
[Black "Ballesteros, Matias"]
[Result "1-0"]
[ECO "C50"]
[PlyCount "79"]
[EventDate "2002.04.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bc4 Bc5 5. d3 d6 6. Bg5 h6 7. Bh4 Bg4 8. h3 Bh5 9. g4 g5 10. Bg3 Bg6 11. h4 Nxg4 12. h5 Bh7 13. Qd2 Qd7 14. 0-0-0 0-0-0 15. a3 Na5 16. Bd5 c6 17. Ba2 d5 18. b4 Bb6 19. bxa5 Bxa5 20. exd5 cxd5 21. Bxd5 Nf6 22. Bxe5 Qxd5 23. Nxd5 Bxd2+ 24. Rxd2 Rxd5 25. Bxf6 Re8 26. Ne1 Rd6 27. Ba1 g4 28. f3 g3 29. Rg1 Rg8 30. Rdg2 Rgd8 31. Rxg3 Ra6 32. Bb2 Rc6 33. Rg7 Bg8 34. Rxg8 Rxg8 35. Rxg8+ Kd7 36. Bg7 Re6 37. Kd1 a5 38. Rh8 Re8 39. Rxe8 Kxe8 40. Bxh6 1-0

[Event "ARG-ch U10 sf"]
[Site "Esperanza"]
[Date "2002.04.05"]
[Round "3"]
[White "Baez Rojas, Matias"]
[Black "Herrera, Leonel"]
[Result "1-0"]
[ECO "C65"]
[PlyCount "97"]
[EventDate "2002.04.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. Bxc6 dxc6 5. Nxe5 Bb4 6. Nc3 Bg4 7. f3 Be6 8. a3 Bxc3 9. dxc3 Qxd1+ 10. Kxd1 Rd8+ 11. Nd3 Bc4 12. Ke2 0-0 13. Bg5 Bxd3+ 14. cxd3 h6 15. Bxf6 gxf6 16. Rhe1 Rd7 17. Rad1 a5 18. Ke3 c5 19. d4 b6 20. dxc5 Rxd1 21. Rxd1 bxc5 22. Rd5 Rb8 23. b4 cxb4 24. axb4 axb4 25. cxb4 Rxb4 26. Rd4 c5 27. Rxb4 cxb4 28. Kd2 Kg7 29. Kc2 Kg6 30. Kb3 f5 31. Kxb4 fxe4 32. fxe4 f5 33. e5 Kf7 34. Kc5 Ke6 35. Kd4 h5 36. g3 Kd7 37. Kd5 Ke8 38. e6 h4 39. Ke5 hxg3 40. hxg3 f4 41. gxf4 Ke7 42. f5 Ke8 43. Kd6 Kd8 44. Ke5 Ke8 45. Kf6 Kf8 46. Kg6 Kg8 47. f6 Kh8 48. e7 Kg8 49. e8Q# 1-0

[Event "ARG-ch U10 sf"]
[Site "Esperanza"]
[Date "2002.04.05"]
[Round "4"]
[White "Herrera, Leonel"]
[Black "Cicerchia, Julian"]
[Result "0-1"]
[ECO "C55"]
[PlyCount "97"]
[EventDate "2002.04.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bc4 Bc5 5. d4 exd4 6. Nxd4 Bxd4 7. Bg5 Bxc3+ 8. bxc3 d6 9. Qh5 Nxh5 10. Bxd8 Nxd8 11. 0-0-0 0-0 12. h3 Be6 13. Be2 Nf4 14. Rde1 Nxg2 15. Reg1 Nf4 16. Kd2 Nxe2 17. Kxe2 d5 18. e5 Re8 19. f4 Bf5 20. Kd2 Nc6 21. h4 Rad8 22. h5 h6 23. Rd1 d4 24. cxd4 Rxd4+ 25. Ke3 Rxd1 26. Rxd1 Rd8 27. Rc1 Rd4 28. c3 Re4+ 29. Kf3 Ra4 30. Ra1 Ra3 31. Kg3 Rxc3+ 32. Kh2 Rc2+ 33. Kh1 Be4+ 34. Kg1 Rg2+ 35. Kf1 Rh2 36. Re1 Rh1+ 37. Ke2 Rxe1+ 38. Kxe1 Bf3 39. Kf2 Bxh5 40. Ke3 Nb4 41. a3 Nc2+ 42. Ke4 Nxa3 43. Kd5 Bf3+ 44. Kd4 Kf8 45. Ke3 Ke7 46. Kxf3 f6 47. exf6+ gxf6 48. Ke4 Ke6 49. Ke3 0-1

[Event "ARG-ch U10 sf"]
[Site "Esperanza"]
[Date "2002.04.04"]
[Round "2"]
[White "Herrera, Leonel"]
[Black "Lozeco, Polo"]
[Result "0-1"]
[ECO "B40"]
[PlyCount "58"]
[EventDate "2002.04.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. Bc4 a6 4. d3 Qc7 5. g3 b5 6. Bf4 d6 7. Bb3 e5 8. Bd2 h6 9. Nh4 Bb7 10. Qf3 Nf6 11. Nf5 c4 12. dxc4 bxc4 13. Ba4+ Nc6 14. 0-0 Bc8 15. Na3 Bxf5 16. exf5 Be7 17. Bxc6+ Nd7 18. Bxa8 0-0 19. Be4 Nc5 20. Nxc4 Rb8 21. Qg4 h5 22. Qxh5 Nxe4 23. Bc1 Qxc4 24. Qg4 Qxc2 25. Bh6 Bf6 26. Rfe1 Nxf2 27. Qe2 Qxe2 28. Rxe2 Nd3 29. h4 gxh6 0-1

[Event "ARG-ch U10 sf"]
[Site "Esperanza"]
[Date "2002.04.04"]
[Round "1"]
[White "Petullo, Roberto"]
[Black "Herrera, Leonel"]
[Result "0-1"]
[ECO "C50"]
[PlyCount "86"]
[EventDate "2002.04.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. 0-0 Nf6 5. d3 d6 6. Nc3 Bg4 7. Bg5 Bxf3 8. Qxf3 Nd4 9. Bxf6 gxf6 10. Qh5 Rf8 11. Qxh7 Qe7 12. Nd5 Qd7 13. Nxf6+ Kd8 14. Nxd7 Kxd7 15. Bxf7 Ne2+ 16. Kh1 Rh8 17. Bd5+ Rxh7 18. Rfe1 Nd4 19. Re2 Nxe2 20. Re1 Nf4 21. Bb3 Bxf2 22. Rf1 Bb6 23. c3 Rah8 24. h3 Rg7 25. Rg1 Bxg1 26. Kxg1 Nxg2 27. Kf2 Rxh3 28. d4 exd4 29. cxd4 Nf4 30. Bc4 Rg2+ 31. Ke1 c6 32. d5 b5 33. dxc6+ Kxc6 34. Bf1 Rh1 35. e5 dxe5 36. b4 e4 37. a3 e3 38. Kd1 e2+ 39. Kd2 exf1Q+ 40. Ke3 Re2+ 41. Kd4 Qd1+ 42. Kc3 Rc2+ 43. Kb3 Qb1# 0-1

[Event "ARG-ch U10 sf"]
[Site "Esperanza"]
[Date "2002.??.??"]
[Round "5"]
[White "Dente, Francisco"]
[Black "Herrera, Leonel"]
[Result "1/2-1/2"]
[ECO "C47"]
[PlyCount "62"]
[EventDate "2002.04.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d3 Bc5 5. Be2 Ng4 6. 0-0 0-0 7. h3 Nf6 8. Bg5 Nd4 9. Nxd4 exd4 10. Nd5 h6 11. Nxf6+ gxf6 12. Bxh6 Re8 13. Qd2 Bd6 14. Bf4 Bxf4 15. Qxf4 d6 16. Qg3+ Kf8 17. f4 d5 18. e5 Ke7 19. Qh4 Kd7 20. exf6 Rxe2 21. Qg4+ Re6 22. Qg7 Qxf6 23. Qxf6 Rxf6 24. h4 Kc6 25. Rf3 Bg4 26. Rf2 Rg8 27. g3 Bh3 28. Kh2 Bd7 29. Rg1 Bg4 30. Kh1 Re6 31. Kg2 Re2 1/2-1/2

