[Event "Mexican op 53rd"]
[Site "Aguascalientes"]
[Date "2007.04.04"]
[Round "2"]
[White "Quesada Perez, Yuniesky"]
[Black "Arreguin Hernandez, Alan Guillermo"]
[Result "1-0"]
[ECO "C97"]
[WhiteElo "2515"]
[BlackElo "2150"]
[PlyCount "57"]
[EventDate "2007.04.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "CBM 117 Extra"]
[Source "ChessBase"]
[SourceDate "2007.05.09"]
[SourceVersion "1"]
[SourceVersionDate "2007.05.09"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 0-0 8. h3 d6 9. c3 Na5 10. Bc2 c5 11. d4 Qc7 12. Nbd2 Rd8 13. d5 c4 14. Nf1 Nb7 15. g4 h5 16. gxh5 Bxh3 17. N3h2 Qc8 18. Ng3 Nc5 19. Qf3 Kh7 20. Kh1 Rh8 21. Rg1 Kg8 22. h6 g6 23. Bg5 Nxd5 24. Nf5 Bxf5 25. exf5 Bxg5 26. Qxd5 Bxh6 27. Rxg6+ Bg7 28. Rag1 Rh7 29. f6 1-0

[Event "Morelia op 2nd"]
[Site "Morelia"]
[Date "2007.02.16"]
[Round "3"]
[White "Arreguin Hernandez, Alan Guillermo"]
[Black "Huertas Soris, Ramon Antonio"]
[Result "0-1"]
[ECO "C41"]
[WhiteElo "2150"]
[BlackElo "2352"]
[PlyCount "94"]
[EventDate "2007.02.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "MEX"]
[SourceTitle "CBM 116 Extra"]
[Source "ChessBase"]
[SourceDate "2007.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2007.03.07"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Be7 6. Be2 0-0 7. b3 d5 8. exd5 Nxd5 9. Nxd5 Qxd5 10. 0-0 Bf6 11. c3 a6 12. Bf3 Qd8 13. Be3 Nd7 14. Qc2 Ne5 15. Be4 g6 16. Rad1 Qe7 17. Rfe1 Bg7 18. Bf4 c6 19. Bxe5 Bxe5 20. Nf3 f6 21. Nxe5 fxe5 22. Re3 Bf5 23. Qe2 Qc5 24. Bf3 Rae8 25. Re1 e4 26. Qc4+ Qxc4 27. bxc4 Rd8 28. Bxe4 Bxe4 29. Rxe4 Rd2 30. R4e2 Rxe2 31. Rxe2 Rf4 32. Re8+ Kf7 33. Rb8 b5 34. cxb5 axb5 35. Rd8 Rc4 36. Rd3 b4 37. Kf1 bxc3 38. Rd1 Ra4 39. Rc1 Ra3 40. Rc2 Ke6 41. Ke2 Kd5 42. Ke3 Kc4 43. f4 Ra7 44. Ke2 Rb7 45. Kd1 Rb1+ 46. Rc1 Rb2 47. g4 Kd3 0-1

[Event "Morelia op 2nd"]
[Site "Morelia"]
[Date "2007.02.16"]
[Round "2"]
[White "Blanco Fernandez, Alvaro"]
[Black "Arreguin Hernandez, Alan Guillermo"]
[Result "1/2-1/2"]
[ECO "D35"]
[WhiteElo "2373"]
[BlackElo "2150"]
[PlyCount "143"]
[EventDate "2007.02.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "MEX"]
[SourceTitle "CBM 116 Extra"]
[Source "ChessBase"]
[SourceDate "2007.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2007.03.07"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Nbd7 6. e3 Be7 7. Bd3 Nf8 8. Nf3 Ne6 9. Bh4 0-0 10. 0-0 c6 11. Ne5 g6 12. f4 Ng7 13. g4 Nxg4 14. Nxg4 Bxg4 15. Qxg4 Bxh4 16. f5 Qg5 17. Qxg5 Bxg5 18. Rae1 Rae8 19. Nd1 Nxf5 20. Bxf5 gxf5 21. Rxf5 f6 22. Re2 Kf7 23. Rf3 Rg8 24. Kf1 Re4 25. Nf2 Re7 26. e4 dxe4 27. Nxe4 Kg6 28. Nd6 Rxe2 29. Kxe2 Rd8 30. Nf5 Re8+ 31. Kd3 Re6 32. Rf1 Bh6 33. Nh4+ Kf7 34. Nf5 Bf8 35. a3 a5 36. Ne3 b5 37. Nf5 c5 38. dxc5 Bxc5 39. Rc1 Re5 40. Ng3 f5 41. Rf1 Kg6 42. Ne2 Rd5+ 43. Kc3 Be3 44. Rf3 Bd2+ 45. Kc2 Bg5 46. Rd3 Rxd3 47. Kxd3 Bf6 48. b4 axb4 49. axb4 Kg5 50. Ke3 Be5 51. Kf3 h5 52. h3 Kf6 53. Ke3 Ke6 54. Kd3 Kd5 55. Ng1 Bd6 56. Nf3 Bxb4 57. Nd4 Ke5 58. Nc6+ Kf4 59. Nxb4 Kg3 60. Ke2 f4 61. h4 Kg2 62. Nd3 f3+ 63. Ke3 Kg3 64. Nf4 b4 65. Nxh5+ Kxh4 66. Nf4 b3 67. Nd3 Kg3 68. Kd2 b2 69. Kc2 Kg2 70. Ne1+ Kf2 71. Nxf3 Kxf3 72. Kxb2 1/2-1/2

[Event "Carlos Torre Memorial op 19th"]
[Site "Merida"]
[Date "2006.12.20"]
[Round "8"]
[White "Arreguin Hernandez, Alan Guillermo"]
[Black "Ramirez Martinez, Hector"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "2150"]
[BlackElo "2204"]
[PlyCount "70"]
[EventDate "2006.12.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "CBM 115 Extra"]
[Source "ChessBase"]
[SourceDate "2007.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2007.01.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Ndb5 d6 7. Bf4 e5 8. Bg5 a6 9. Na3 b5 10. Bxf6 gxf6 11. Nd5 f5 12. Bd3 Be6 13. Qh5 Bg7 14. 0-0 f4 15. c4 bxc4 16. Nxc4 0-0 17. g3 f5 18. gxf4 Bf7 19. Qh3 Bxd5 20. exd5 Nd4 21. Rfd1 e4 22. Bf1 Nf3+ 23. Kh1 Rf6 24. Be2 Rh6 25. Qg3 Rxh2+ 26. Qxh2 Nxh2 27. Kxh2 Qh4+ 28. Kg2 Qxf4 29. Rg1 Kh8 30. Rad1 Bf6 31. f3 Rg8+ 32. Kf1 Rxg1+ 33. Kxg1 Qg3+ 34. Kh1 Qh3+ 35. Kg1 exf3 0-1

[Event "Carlos Torre Memorial op 19th"]
[Site "Merida"]
[Date "2006.12.19"]
[Round "7"]
[White "Estrada Nieto, Julian"]
[Black "Arreguin Hernandez, Alan Guillermo"]
[Result "1/2-1/2"]
[ECO "C90"]
[WhiteElo "2379"]
[BlackElo "2150"]
[PlyCount "127"]
[EventDate "2006.12.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "CBM 115 Extra"]
[Source "ChessBase"]
[SourceDate "2007.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2007.01.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 0-0 8. d3 d6 9. c3 Na5 10. Bc2 c5 11. Nbd2 Qc7 12. Nf1 Nc6 13. Bg5 Rb8 14. Ne3 b4 15. Ba4 Be6 16. Bb3 Na5 17. Bxf6 Bxf6 18. Bd5 bxc3 19. bxc3 Rb5 20. Qa4 Rfb8 21. h3 g6 22. Rec1 Qd8 23. Qd1 h5 24. Rc2 Bg7 25. d4 cxd4 26. cxd4 Bxd5 27. Nxd5 exd4 28. Nxd4 Rxd5 29. exd5 Qf6 30. Rd2 Nc4 31. Rd3 Nb2 32. Rb1 Rb4 33. Rxb2 Rxb2 34. Nf3 Rxa2 35. Qb3 Ra1+ 36. Rd1 Qb2 37. Qd3 Rxd1+ 38. Qxd1 Qa1 39. Qxa1 Bxa1 40. Kf1 f6 41. Ke2 Bc3 42. Kd3 Bb4 43. g4 Bc5 44. Nd2 a5 45. Ne4 Kf7 46. Kc4 a4 47. f4 f5 48. gxf5 gxf5 49. Ng5+ Ke7 50. Ne6 Kf6 51. Kc3 Ba3 52. Nd4 Bc1 53. Ne2 Bxf4 54. Nxf4 Kg5 55. Ne6+ Kh4 56. Ng7 Kxh3 57. Nxf5 Kg4 58. Nxd6 Kf4 59. Ne4 Ke5 60. d6 Ke6 61. Kb4 h4 62. Kxa4 h3 63. Ng5+ Kxd6 64. Nxh3 1/2-1/2

[Event "Carlos Torre Memorial op 19th"]
[Site "Merida"]
[Date "2006.12.17"]
[Round "6"]
[White "Arreguin Hernandez, Alan Guillermo"]
[Black "De la Paz Perdomo, Frank"]
[Result "0-1"]
[ECO "C41"]
[WhiteElo "2150"]
[BlackElo "2442"]
[PlyCount "120"]
[EventDate "2006.12.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "CBM 115 Extra"]
[Source "ChessBase"]
[SourceDate "2007.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2007.01.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Be7 6. Be2 0-0 7. 0-0 Re8 8. b3 Bf8 9. Qd3 Nbd7 10. f3 a5 11. a4 c6 12. Bb2 Qb6 13. Kh1 Nc5 14. Qd2 Na6 15. Bxa6 Rxa6 16. Rae1 Ra8 17. Nde2 Nd7 18. Nd1 Nc5 19. Ng3 Be6 20. f4 f6 21. e5 fxe5 22. fxe5 d5 23. Bd4 Be7 24. Nf5 Bxf5 25. Rxf5 Qb4 26. c3 Nxb3 27. Qa2 Qa3 28. Qxa3 Bxa3 29. e6 Re7 30. Bf2 Rf8 31. Rxf8+ Kxf8 32. Bh4 Re8 33. Nf2 Be7 34. Bg3 Nc5 35. Rb1 Kg8 36. Bc7 Nxe6 37. Bxa5 Ra8 38. Rxb7 Bc5 39. Bb6 Rxa4 40. g3 Bxb6 41. Rxb6 Rc4 42. Nd3 Rxc3 43. Ne5 h6 44. Rxc6 Rxc6 45. Nxc6 Kf7 46. Kg2 Kf6 47. Kf3 Nc5 48. Kf4 Nd3+ 49. Ke3 Ne5 50. Nb4 Ke6 51. Kf4 Ng6+ 52. Ke3 Ne7 53. Nd3 Nc6 54. h3 Kf5 55. Nc5 h5 56. Kd3 g6 57. Ke3 g5 58. Kd3 g4 59. h4 d4 60. Nd7 Ne5+ 0-1

[Event "Carlos Torre Memorial op 19th"]
[Site "Merida"]
[Date "2006.12.16"]
[Round "4"]
[White "Arreguin Hernandez, Alan Guillermo"]
[Black "Ibarra Chami, Luis Fernando"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "2150"]
[BlackElo "2339"]
[PlyCount "135"]
[EventDate "2006.12.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "CBM 115 Extra"]
[Source "ChessBase"]
[SourceDate "2007.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2007.01.10"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. d4 Nf6 5. Nge2 c6 6. g3 Bg4 7. Bg2 Nbd7 8. 0-0 e5 9. dxe5 Nxe5 10. Bf4 0-0-0 11. Qe1 Qe6 12. Nd4 Rxd4 13. Bxe5 Rd7 14. Qe3 Bd6 15. Bxf6 Qxe3 16. fxe3 gxf6 17. Ne4 Be5 18. Nxf6 Bxf6 19. Rxf6 Be6 20. Be4 h5 21. Raf1 h4 22. Bf5 hxg3 23. hxg3 Bxf5 24. R6xf5 Rh7 25. Kg2 Kd8 26. R1f4 Ke8 27. Rh4 Rg7 28. Re5+ Kf8 29. Rh8+ Rg8 30. Rxg8+ Kxg8 31. Rf5 Kg7 32. Rf2 Kg6 33. g4 f6 34. Kg3 Kg5 35. Rf5+ Kg6 36. Rf2 Kg5 37. Rh2 Rd1 38. Rh5+ Kg6 39. Rc5 Ra1 40. a3 Ra2 41. Kf4 Rxb2 42. g5 fxg5+ 43. Rxg5+ Kf6 44. Rc5 Ke6 45. e4 Ra2 46. Rc3 Rb2 47. Rb3 Rxc2 48. Rxb7 a5 49. Ra7 Rc5 50. Ke3 Rc3+ 51. Kd4 Rxa3 52. Kc5 Rc3+ 53. Kd4 Ra3 54. Kc5 Ra1 55. Kxc6 a4 56. Kb5 a3 57. Kb4 Rb1+ 58. Kc3 Re1 59. Ra6+ Ke5 60. Ra5+ Kxe4 61. Ra4+ Ke3 62. Kb3 Kd3 63. Rxa3 Rb1+ 64. Ka2+ Kc2 65. Rc3+ Kd2 66. Rd3+ Kc2 67. Rc3+ Kd2 68. Rd3+ 1/2-1/2

[Event "Carlos Torre Memorial op 19th"]
[Site "Merida"]
[Date "2006.12.15"]
[Round "2"]
[White "Arreguin Hernandez, Alan Guillermo"]
[Black "Vargas Hernandez, Fanny Cristina"]
[Result "1-0"]
[ECO "B98"]
[WhiteElo "2150"]
[BlackElo "1929"]
[PlyCount "39"]
[EventDate "2006.12.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "CBM 115 Extra"]
[Source "ChessBase"]
[SourceDate "2007.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2007.01.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Qb6 9. 0-0-0 Nc6 10. Nxc6 Qxc6 11. Qg3 Qc5 12. e5 dxe5 13. fxe5 Nh5 14. Qg4 Qxe5 15. Bxe7 Kxe7 16. Qb4+ Ke8 17. Nb5 Qg5+ 18. Kb1 Qe7 19. Nd6+ Kf8 20. Nf5 1-0

[Event "Carlos Torre Memorial op 19th"]
[Site "Merida"]
[Date "2006.12.14"]
[Round "1"]
[White "Hernandez Guerrero, Gilberto Eduardo"]
[Black "Arreguin Hernandez, Alan Guillermo"]
[Result "1-0"]
[ECO "C87"]
[WhiteElo "2551"]
[BlackElo "2150"]
[PlyCount "69"]
[EventDate "2006.12.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "CBM 115 Extra"]
[Source "ChessBase"]
[SourceDate "2007.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2007.01.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 d6 6. c3 Be7 7. 0-0 0-0 8. Nbd2 Bg4 9. h3 Bh5 10. Re1 Nd7 11. Nf1 Bg5 12. Bxg5 Bxf3 13. Bxd8 Bxd1 14. Bxc6 bxc6 15. Bxc7 Bc2 16. Bxd6 Rfd8 17. Re3 Nf8 18. Bxe5 Bxd3 19. b3 f6 20. Bc7 Rd7 21. Rd1 Rxc7 22. Rexd3 Kf7 23. Ne3 Re8 24. f3 Ng6 25. Rd7+ Re7 26. Rxc7 Rxc7 27. g3 a5 28. Kf2 Ra7 29. Rd4 Ne5 30. f4 c5 31. Rd5 Nd7 32. Nc4 a4 33. bxa4 Ke6 34. Ke3 Rxa4 35. Rd6+ 1-0

[Event "Pan American-ch U18"]
[Site "Cuenca"]
[Date "2006.08.??"]
[Round "7"]
[White "Arreguin Hernandez, Alan Guillermo"]
[Black "Saltos, Ramiro"]
[Result "1/2-1/2"]
[ECO "B40"]
[WhiteElo "2253"]
[BlackElo "2027"]
[PlyCount "58"]
[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 Qb6 5. Nc3 Bc5 6. Na4 Qa5+ 7. c3 Bxd4 8. Qxd4 Nf6 9. Nc5 Nc6 10. Qd6 b6 11. Nb3 Nxe4 12. Qxc6 dxc6 13. Nxa5 bxa5 14. Bf4 0-0 15. f3 e5 16. Be3 Nf6 17. h3 a4 18. Bc4 Nd5 19. Bxd5 cxd5 20. b4 axb3 21. axb3 Be6 22. Bxa7 Rfb8 23. Kd2 Rxb3 24. Bc5 Rb2+ 25. Kd3 Bf5+ 26. Ke3 Raa2 27. Rxa2 Rxa2 28. g4 Be6 29. Rb1 h6 1/2-1/2

[Event "Pan American-ch U18"]
[Site "Cuenca"]
[Date "2006.08.??"]
[Round "9"]
[White "Arreguin Hernandez, Alan Guillermo"]
[Black "Terry, Cesar"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "2253"]
[PlyCount "40"]
[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 g6 2. d4 Bg7 3. Nf3 d6 4. Nc3 Nc6 5. h3 e5 6. d5 Nce7 7. Bg5 h6 8. Bb5+ Bd7 9. Bxd7+ Qxd7 10. Be3 f5 11. Qd3 Nf6 12. 0-0-0 fxe4 13. Nxe4 Nfxd5 14. Nh4 Qa4 15. Nxg6 Nb4 16. Nxd6+ cxd6 17. Qe2 Rc8 18. f3 Nxg6 19. Rxd6 Rc6 20. Rxc6 Qxc6 0-1

[Event "Pan American-ch U18"]
[Site "Cuenca"]
[Date "2006.08.??"]
[Round "8"]
[White "Pan Zhang, Luis"]
[Black "Arreguin Hernandez, Alan Guillermo"]
[Result "0-1"]
[ECO "D52"]
[BlackElo "2253"]
[PlyCount "35"]
[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. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. Nf3 c6 6. e3 Qa5 7. Nd2 Bb4 8. Qc2 e5 9. dxe5 Ne4 10. Ncxe4 dxe4 11. e6 fxe6 12. Bf4 e5 13. Bg3 Nc5 14. Bxe5 Nd3+ 15. Bxd3 exd3 16. Qxd3 Bxd2+ 17. Qxd2 Qxe5 18. g4 0-1

[Event "MEX-ch op 52nd "]
[Site "Mexico City"]
[Date "2006.04.15"]
[Round "8"]
[White "Arreguin Hernandez, Alan Guillermo"]
[Black "Baltazar Pineda, Rafael"]
[Result "1/2-1/2"]
[ECO "B99"]
[WhiteElo "2253"]
[BlackElo "2132"]
[PlyCount "45"]
[EventDate "2006.04.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Qc7 9. 0-0-0 Nbd7 10. Bd3 b5 11. Rhe1 Bb7 12. Qg3 h6 13. Bh4 g5 14. fxg5 Nh5 15. Qg4 hxg5 16. Bxg5 Ne5 17. Qh4 Ng6 18. Qg4 Ne5 19. Qh4 Ng6 20. Qg4 Ne5 21. Qh4 Ng6 22. Qg4 Ne5 23. Qh4 1/2-1/2

[Event "MEX-ch op 52nd "]
[Site "Mexico City"]
[Date "2006.04.15"]
[Round "7"]
[White "Castillo Castelan, Miguel Angel"]
[Black "Arreguin Hernandez, Alan Guillermo"]
[Result "0-1"]
[ECO "D46"]
[WhiteElo "2026"]
[BlackElo "2253"]
[PlyCount "56"]
[EventDate "2006.04.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 Nbd7 5. e3 c6 6. Bd3 Bd6 7. 0-0 0-0 8. Qc2 Re8 9. e4 dxe4 10. Nxe4 Nxe4 11. Bxe4 Nf8 12. Bg5 Be7 13. Be3 Qc7 14. Rfd1 b6 15. Rac1 Bb7 16. Qe2 c5 17. Bxb7 Qxb7 18. dxc5 bxc5 19. Ne5 Red8 20. Qh5 Ng6 21. Nd3 Rac8 22. b3 Qe4 23. Nxc5 Rxd1+ 24. Rxd1 Rxc5 25. Bxc5 Nh4 26. Kf1 g6 27. f3 Qc2 28. Qe5 Qxg2+ 0-1

[Event "MEX-ch op 52nd "]
[Site "Mexico City"]
[Date "2006.04.14"]
[Round "5"]
[White "Alvidres Aguirre, Genaro"]
[Black "Arreguin Hernandez, Alan Guillermo"]
[Result "1/2-1/2"]
[ECO "C44"]
[BlackElo "2253"]
[PlyCount "21"]
[EventDate "2006.04.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. c3 d5 4. Qa4 Qd6 5. d4 Bd7 6. Bb5 exd4 7. exd5 Qxd5 8. 0-0 Ne5 9. Bxd7+ Qxd7 10. Qxd7+ Nxd7 11. Nxd4 1/2-1/2

[Event "MEX-ch op 52nd "]
[Site "Mexico City"]
[Date "2006.04.14"]
[Round "6"]
[White "Arreguin Hernandez, Alan Guillermo"]
[Black "Rivera Rodriguez, Jesus Camilo"]
[Result "0-1"]
[ECO "B77"]
[WhiteElo "2253"]
[BlackElo "2097"]
[PlyCount "52"]
[EventDate "2006.04.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. Bc4 a5 10. h4 Ne5 11. Bb3 a4 12. Nxa4 Rxa4 13. Bxa4 Nc4 14. Qc3 Nxe3 15. Kf2 Neg4+ 16. Ke2 Ne5 17. Bb5 Bd7 18. Bxd7 Qxd7 19. Qb3 d5 20. exd5 Nxd5 21. Rad1 Nf4+ 22. Kf2 Ned3+ 23. cxd3 Qxd4+ 24. Kf1 Rc8 25. g3 Qe3 26. gxf4 Qxf3+ 0-1

[Event "MEX-ch op 52nd "]
[Site "Mexico City"]
[Date "2006.04.13"]
[Round "4"]
[White "Arreguin Hernandez, Alan Guillermo"]
[Black "Cataneo Esparza, Rene Javier"]
[Result "1/2-1/2"]
[ECO "B42"]
[WhiteElo "2253"]
[BlackElo "2131"]
[PlyCount "76"]
[EventDate "2006.04.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Nc6 6. Nxc6 bxc6 7. 0-0 d5 8. c4 dxc4 9. Bxc4 Qxd1 10. Rxd1 Bc5 11. Bf4 Bb7 12. Nc3 Nf6 13. Bd6 Bxd6 14. Rxd6 Rd8 15. Rxd8+ Kxd8 16. b4 Kc7 17. Rd1 Rd8 18. Rxd8 Kxd8 19. f3 Nd7 20. Na4 Ke7 21. Kf2 Kd6 22. Bd3 e5 23. Bc4 f6 24. Bg8 h6 25. Kg3 c5 26. bxc5+ Nxc5 27. Nxc5 Kxc5 28. Kh4 Kd6 29. Kh5 Ke7 30. Kg6 Kf8 31. Bd5 Bc8 32. g3 Bd7 33. f4 Be8+ 34. Kf5 exf4 35. gxf4 Ke7 36. e5 g6+ 37. Ke4 fxe5 38. Kxe5 Bd7 1/2-1/2

[Event "MEX-ch op 52nd "]
[Site "Mexico City"]
[Date "2006.04.13"]
[Round "3"]
[White "Terrazas Balderrama, Mario"]
[Black "Arreguin Hernandez, Alan Guillermo"]
[Result "1/2-1/2"]
[ECO "C24"]
[BlackElo "2253"]
[PlyCount "62"]
[EventDate "2006.04.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 d5 5. exd5 Nxd5 6. c3 Be7 7. Qb3 Na5 8. Qa4+ c6 9. Bxd5 Qxd5 10. b4 e4 11. Nd4 exd3 12. Qxa5 Qxg2 13. Rf1 Bh3 14. Nd2 Bg5 15. Ba3 0-0 16. 0-0-0 Bxd2+ 17. Kxd2 Qxh2 18. Qg5 Bxf1 19. Rxf1 h6 20. Qg4 Rfe8 21. Bc1 Rad8 22. Kxd3 h5 23. Qf3 Qe5 24. Rg1 c5 25. bxc5 Qxc5 26. Qf6 g6 27. Rxg6+ fxg6 28. Qxg6+ Kh8 29. Qh6+ Kg8 30. Qg6+ Kh8 31. Qh6+ Kg8 1/2-1/2

[Event "Pan American-ch U18"]
[Site "Cuenca"]
[Date "2006.??.??"]
[Round "6"]
[White "Alvarez, Javier"]
[Black "Arreguin Hernandez, Alan Guillermo"]
[Result "1-0"]
[ECO "C90"]
[WhiteElo "2034"]
[BlackElo "2253"]
[PlyCount "105"]
[EventDate "2006.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 0-0 8. h3 d6 9. d3 Na5 10. Nc3 Nxb3 11. axb3 Bb7 12. b4 Re8 13. Bg5 Nh5 14. Bxe7 Qxe7 15. Qd2 h6 16. Kh2 Qf6 17. Qe3 Nf4 18. g3 Ne6 19. Nd5 Bxd5 20. exd5 Nd4 21. Nxd4 exd4 22. Qxe8+ Rxe8 23. Rxe8+ Kh7 24. Kg2 Qg5 25. Rxa6 Qxd5+ 26. Kg1 Qg5 27. Rc6 h5 28. h4 Qd5 29. Rxc7 g5 30. hxg5 Kg6 31. Rf8 h4 32. Rfxf7 hxg3 33. fxg3 Kxg5 34. Rg7+ Kf5 35. Rcf7+ Ke6 36. Re7+ Kf6 37. Rgf7+ Kg5 38. b3 Kg4 39. Kf2 Qc6 40. Rc7 Qe8 41. Rf4+ Kg5 42. Rxd4 Qh8 43. Rh4 Qf6+ 44. Rf4 Qh8 45. Kg2 Qe5 46. Rcf7 Qd5+ 47. Kh2 Qc6 48. Rf2 Qc3 49. R7f6 Qc8 50. c4 bxc4 51. bxc4 Qb8 52. c5 dxc5 53. bxc5 1-0

[Event "Pan American-ch U18"]
[Site "Cuenca"]
[Date "2006.??.??"]
[Round "5"]
[White "Arreguin Hernandez, Alan Guillermo"]
[Black "Jorquera Cabello, Paulo"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "2253"]
[PlyCount "105"]
[EventDate "2006.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Bxf6 gxf6 10. Nd5 Bg7 11. c3 Ne7 12. Nc2 Nxd5 13. Qxd5 Rb8 14. Ne3 Bb7 15. Qd3 0-0 16. Nf5 Kh8 17. Nxd6 Qb6 18. Rd1 Kg8 19. Nxb7 Qxb7 20. Qf3 Rfd8 21. Be2 Rxd1+ 22. Bxd1 Rd8 23. 0-0 Rd2 24. Bb3 Qd7 25. Rd1 Rxd1+ 26. Qxd1 Qxd1+ 27. Bxd1 Bh6 28. Kf1 Bc1 29. b3 Bb2 30. c4 b4 31. c5 Bd4 32. c6 Bb6 33. Be2 a5 34. Bc4 Kf8 35. Ke2 Ke7 36. Kf3 Kd6 37. Bd5 f5 38. Bxf7 fxe4+ 39. Kxe4 Kxc6 40. Kxe5 Bxf2 41. Kf6 Bg1 42. g4 Bxh2 43. g5 Kc5 44. Bg8 Bg1 45. Bxh7 Bd4+ 46. Kf7 Be5 47. g6 Kd4 48. g7 Bxg7 49. Kxg7 Kc3 50. Bg6 Kb2 51. Be8 Kxa2 52. Ba4 Kb2 53. Kf6 1-0

[Event "Pan American-ch U18"]
[Site "Cuenca"]
[Date "2006.??.??"]
[Round "1"]
[White "Arreguin Hernandez, Alan Guillermo"]
[Black "Naranjo, Sebastian"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "2253"]
[BlackElo "1909"]
[PlyCount "74"]
[EventDate "2006.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. Bd3 Bd7 7. dxc5 Bxc5 8. 0-0 a5 9. Qe2 Nge7 10. b3 Ng6 11. h4 Qd8 12. g3 Qc7 13. Re1 f5 14. Ba3 Qb6 15. Bxc5 Qxc5 16. a3 0-0 17. h5 Nge7 18. Nbd2 Rac8 19. Rec1 h6 20. b4 axb4 21. axb4 Qb6 22. Nb3 Be8 23. Nbd4 Nxd4 24. Nxd4 f4 25. Qg4 fxg3 26. fxg3 Nf5 27. Kh2 Nxd4 28. cxd4 Rxc1 29. Rxc1 Qxb4 30. Qxe6+ Bf7 31. Qf5 g6 32. hxg6 Qd2+ 33. Kh3 Qxc1 34. e6 Qh1+ 35. Kg4 Be8 36. Qe5 Qf3+ 37. Kh4 Qf6+ 0-1

[Event "Pan American-ch U18"]
[Site "Cuenca"]
[Date "2006.??.??"]
[Round "3"]
[White "Arreguin Hernandez, Alan Guillermo"]
[Black "Ordonez, Aldison"]
[Result "1/2-1/2"]
[ECO "C51"]
[WhiteElo "2253"]
[BlackElo "1840"]
[PlyCount "73"]
[EventDate "2006.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Be7 6. d4 d6 7. dxe5 dxe5 8. Qb3 Na5 9. Bxf7+ Kf8 10. Qa4 b6 11. Bxg8 Kxg8 12. 0-0 Bd7 13. Qc2 Bd6 14. Ba3 Bxa3 15. Nxa3 Qe7 16. Qd3 Be6 17. c4 Bf7 18. Rfd1 h6 19. Qc3 Nc6 20. Rd2 Kh7 21. Rad1 Rad8 22. Nc2 Rxd2 23. Rxd2 Rd8 24. Ne3 Rxd2 25. Nxd2 Nd4 26. Qd3 Qd6 27. Kf1 c6 28. Nc2 a6 29. Nxd4 Qxd4 30. Qxd4 exd4 31. Ke2 b5 32. Kd3 c5 33. cxb5 axb5 34. a3 Kg6 35. f4 Kf6 36. g4 g5 37. e5+ 1/2-1/2

[Event "Pan American-ch U18"]
[Site "Cuenca"]
[Date "2006.??.??"]
[Round "2"]
[White "Loza, Diego"]
[Black "Arreguin Hernandez, Alan Guillermo"]
[Result "0-1"]
[ECO "C77"]
[BlackElo "2253"]
[PlyCount "42"]
[EventDate "2006.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 d6 6. Bxc6+ bxc6 7. c4 Bg4 8. h3 Bh5 9. g4 Bg6 10. Nh4 Be7 11. Nxg6 fxg6 12. Be3 0-0 13. Nd2 d5 14. g5 Nh5 15. c5 d4 16. Bxd4 Qxd4 17. Rf1 Nf4 18. Qb3+ Kh8 19. 0-0-0 Nxd3+ 20. Kb1 Rab8 21. Qa3 Rxb2+ 0-1

[Event "Pan American-ch U18"]
[Site "Cuenca"]
[Date "2006.??.??"]
[Round "4"]
[White "Villacres, Dennis"]
[Black "Arreguin Hernandez, Alan Guillermo"]
[Result "1/2-1/2"]
[ECO "C56"]
[WhiteElo "1930"]
[BlackElo "2253"]
[PlyCount "55"]
[EventDate "2006.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. Ng5 d5 6. exd5 Na5 7. Qxd4 Nxc4 8. Qxc4 Qxd5 9. Qe2+ Be7 10. 0-0 Bd7 11. Nc3 Qf5 12. Re1 0-0 13. Qf3 Bc5 14. Qxf5 Bxf5 15. Bf4 Rad8 16. h3 Bd6 17. Bxd6 Rxd6 18. Nge4 Nxe4 19. Nxe4 Rd7 20. c3 Rfd8 21. Ng3 Be6 22. Ne4 b6 23. b3 Kf8 24. Re2 Rd1+ 25. Rxd1 Rxd1+ 26. Kh2 Bf5 27. f3 Bxe4 28. Rxe4 1/2-1/2

[Event "Carlos Torre Memorial op 18th"]
[Site "Merida"]
[Date "2005.12.21"]
[Round "8"]
[White "Escobedo Tinajero, Alberto"]
[Black "Arreguin Hernandez, Alan Guillermo"]
[Result "1-0"]
[ECO "D45"]
[WhiteElo "2403"]
[BlackElo "1988"]
[PlyCount "51"]
[EventDate "2005.12.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Nbd7 5. e3 c6 6. Qc2 Bd6 7. g4 dxc4 8. g5 Nd5 9. Bxc4 N7b6 10. Be2 Qe7 11. e4 Nxc3 12. bxc3 e5 13. dxe5 Bxe5 14. Nxe5 Qxe5 15. Be3 Bh3 16. f4 Qc7 17. Kf2 Be6 18. c4 0-0 19. c5 Nc8 20. f5 Bd7 21. Qc3 g6 22. Qf6 Qd8 23. Rad1 Qxf6 24. gxf6 Rd8 25. fxg6 fxg6 26. Bc4+ 1-0

[Event "Carlos Torre Memorial op 18th"]
[Site "Merida"]
[Date "2005.12.18"]
[Round "5"]
[White "Arreguin Hernandez, Alan Guillermo"]
[Black "Janix Alanis, Isaac"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "1988"]
[BlackElo "2191"]
[PlyCount "70"]
[EventDate "2005.12.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. Bd3 Bd7 7. dxc5 Bxc5 8. 0-0 Qc7 9. b4 Bb6 10. Bf4 Nge7 11. Na3 a6 12. b5 Na5 13. bxa6 Nc4 14. Nxc4 dxc4 15. axb7 Qxb7 16. Bxc4 Ra4 17. Qb3 Qc6 18. Nd2 0-0 19. Bg5 Nf5 20. Bd3 Rg4 21. Be4 Qc7 22. Bxf5 exf5 23. Nf3 h6 24. Be3 Rb8 25. Rab1 Ba4 26. Qb2 Qc6 27. h3 Bc7 28. Qxb8+ Bxb8 29. Rxb8+ Kh7 30. hxg4 fxg4 31. Nd4 Qxc3 32. Rc1 Qd3 33. Rb7 Kg6 34. Rcc7 g3 35. Rxf7 Qd1# 0-1

[Event "Carlos Torre Memorial op 18th"]
[Site "Merida"]
[Date "2005.12.17"]
[Round "4"]
[White "Villalva, Velasquez Ander"]
[Black "Arreguin Hernandez, Alan Guillermo"]
[Result "1/2-1/2"]
[ECO "D38"]
[WhiteElo "2206"]
[BlackElo "1988"]
[PlyCount "56"]
[EventDate "2005.12.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 Nbd7 5. Bg5 Bb4 6. e3 c5 7. cxd5 exd5 8. dxc5 Qa5 9. Bxf6 Nxf6 10. Nd2 Bxc3 11. bxc3 Qxc3 12. Rc1 Qa5 13. Qc2 Ne4 14. f3 Nxd2 15. Qxd2 Qxd2+ 16. Kxd2 Bd7 17. Rb1 0-0-0 18. Bb5 Kc7 19. a4 Bc6 20. Rb4 Rhe8 21. Rhb1 Re7 22. a5 Bxb5 23. Rxb5 Kc6 24. a6 bxa6 25. Ra5 Rde8 26. Rxa6+ Kxc5 27. Ra5+ Kd6 28. Ra6+ Kc5 1/2-1/2

[Event "Carlos Torre Memorial op 18th"]
[Site "Merida"]
[Date "2005.12.15"]
[Round "1"]
[White "Arreguin Hernandez, Alan Guillermo"]
[Black "Martin Del Campo C, Jorge Arturo"]
[Result "1-0"]
[ECO "B64"]
[WhiteElo "1988"]
[BlackElo "2253"]
[PlyCount "113"]
[EventDate "2005.12.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 Be7 8. 0-0-0 0-0 9. f4 h6 10. Bxf6 Bxf6 11. Nxc6 bxc6 12. Qxd6 Qb6 13. e5 Rd8 14. Qa3 Qe3+ 15. Kb1 Rxd1+ 16. Nxd1 Qxa3 17. bxa3 Be7 18. Bc4 Bxa3 19. c3 Kf8 20. Kc2 Rb8 21. h4 Ke7 22. Rh3 Bd7 23. Rg3 Kf8 24. Rd3 Be8 25. g4 Ke7 26. f5 a5 27. Rf3 exf5 28. Rxf5 g6 29. Rf3 Rb7 30. h5 Kd8 31. g5 hxg5 32. h6 Bf8 33. Rh3 Bxh6 34. Rxh6 Re7 35. e6 fxe6 36. Rh3 Kc7 37. Rg3 e5 38. Rxg5 Kd6 39. Nf2 Kc5 40. Bd3 Re6 41. Ne4+ Kb6 42. Nd2 Kc7 43. Be4 c5 44. Nc4 Bb5 45. Rxe5 Bxc4 46. Rxc5+ Kb6 47. Rxc4 g5 48. a4 Rh6 49. Bf3 Rf6 50. Bg4 Rd6 51. Re4 Rd5 52. Kb3 Rc5 53. c4 Rc7 54. Re5 Rg7 55. Rb5+ Ka6 56. Bc8+ Ka7 57. Rxa5+ 1-0

[Event "Internet Section 18-B"]
[Site "Dos Hermanas"]
[Date "2003.03.19"]
[Round "9"]
[White "Arreguin Hernandez, Alan Guillermo"]
[Black "Greenberg, Roy"]
[Result "0-1"]
[ECO "C02"]
[BlackElo "2245"]
[PlyCount "40"]
[EventDate "2003.03.18"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Qb6 5. Nf3 Bd7 6. Bd3 Bb5 7. dxc5 Bxc5 8. b4 Be7 9. Be3 Qa6 10. Bxb5+ Qxb5 11. Nd4 Qc4 12. Qd2 a6 13. Na3 Qc7 14. Bf4 Nd7 15. 0-0 Rc8 16. Rac1 Nb6 17. Rfe1 Nc4 18. Nxc4 Qxc4 19. Qe3 h6 20. Qh3 g5 0-1

[Event "Internet Section 18-B"]
[Site "Dos Hermanas"]
[Date "2003.03.19"]
[Round "8"]
[White "Arreguin Hernandez, Alan Guillermo"]
[Black "Palacios Llera, Francisco"]
[Result "0-1"]
[ECO "C02"]
[BlackElo "2355"]
[PlyCount "54"]
[EventDate "2003.03.18"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. c3 e6 4. d4 d5 5. e5 Qb6 6. Bd3 Bd7 7. dxc5 Bxc5 8. 0-0 a5 9. Qe2 Nge7 10. Nbd2 Ng6 11. Nb3 Be7 12. Nbd4 0-0 13. h4 Nxd4 14. cxd4 Qd8 15. h5 Nh4 16. Nxh4 Bxh4 17. Qg4 Kh8 18. Be3 f5 19. exf6 Bxf6 20. Qe2 Rc8 21. Rac1 Qb6 22. Bb1 Bb5 23. Bd3 Bxd3 24. Qxd3 Qxb2 25. Rb1 Qxa2 26. Rxb7 Qc4 27. Qb1 Bxd4 0-1

[Event "Internet Section 18-B"]
[Site "Dos Hermanas"]
[Date "2003.03.18"]
[Round "5"]
[White "Arreguin Hernandez, Alan Guillermo"]
[Black "Mussanti, Diego"]
[Result "1/2-1/2"]
[ECO "B82"]
[BlackElo "2311"]
[PlyCount "109"]
[EventDate "2003.03.18"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 d6 6. Be3 Nf6 7. f4 Be7 8. Qf3 0-0 9. 0-0-0 Qc7 10. g4 Nxd4 11. Bxd4 e5 12. fxe5 dxe5 13. Qg3 Be6 14. Bxe5 Qa5 15. Bc7 b6 16. g5 Nd7 17. Bh3 Qxg5+ 18. Kb1 Qxg3 19. hxg3 Bxh3 20. Rxh3 Nc5 21. Nd5 Bg5 22. e5 Rfe8 23. Bd6 Ne6 24. b3 Rac8 25. g4 Nf4 26. Nxf4 Bxf4 27. e6 Bxd6 28. exf7+ Kxf7 29. Rxd6 h6 30. Rf3+ Ke7 31. Rg6 Rg8 32. g5 hxg5 33. Rxg5 Rc6 34. Rfg3 g6 35. c4 Rf6 36. Re3+ Kf7 37. Rge5 Kg7 38. Re7+ Rf7 39. Kc2 Rgf8 40. b4 Rxe7 41. Rxe7+ Rf7 42. Re6 g5 43. Kd3 Kf8 44. Rg6 Rg7 45. Rxg7 Kxg7 46. Ke4 Kf6 47. a4 Ke6 48. c5 bxc5 49. bxc5 Kd7 50. Kf5 Kc6 51. Kxg5 Kxc5 52. Kf4 Kb4 53. Ke3 Kxa4 54. Kd2 Kb3 55. Kc1 1/2-1/2

[Event "Internet Section 18-B"]
[Site "Dos Hermanas"]
[Date "2003.03.18"]
[Round "3"]
[White "Arreguin Hernandez, Alan Guillermo"]
[Black "Rasmussen, Robert"]
[Result "1-0"]
[ECO "B98"]
[PlyCount "115"]
[EventDate "2003.03.18"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Qb6 9. 0-0-0 Nbd7 10. g4 h6 11. Bxf6 Nxf6 12. h4 Nd7 13. Bc4 Qa5 14. Bb3 Nc5 15. g5 Bd7 16. gxh6 gxh6 17. f5 0-0-0 18. f6 Bf8 19. Kb1 b5 20. e5 dxe5 21. Nf5 Kb8 22. Ne7 Qb6 23. Qe3 Bxe7 24. fxe7 Rde8 25. Ne4 Na4 26. Qg3 Bc6 27. Qxe5+ Ka7 28. Nd6 Bxh1 29. Nxe8 Rxe8 30. Rxh1 Rxe7 31. Rf1 Nc5 32. Bd5 Qc7 33. Qxc7+ Rxc7 34. Bg2 Kb6 35. Rf6 Rd7 36. b3 Rd2 37. Ba8 h5 38. Rxf7 Rd4 39. c3 Rxh4 40. b4 Nd3 41. Kc2 Ne5 42. Re7 Nc4 43. Rxe6+ Ka7 44. Bd5 Rh2+ 45. Kc1 Rh1+ 46. Bxh1 a5 47. Rh6 axb4 48. cxb4 Ne3 49. Rxh5 Kb6 50. Rh6+ Kc7 51. Bf3 Nf5 52. Rf6 Nd4 53. Be4 Kd7 54. Kd2 Ke7 55. Rb6 Kd7 56. Kd3 Ne6 57. Bf5 Kc7 58. Rxe6 1-0

[Event "Internet Section 18-B"]
[Site "Dos Hermanas"]
[Date "2003.03.18"]
[Round "1"]
[White "Arreguin Hernandez, Alan Guillermo"]
[Black "Storey, Charles"]
[Result "0-1"]
[ECO "B78"]
[BlackElo "2217"]
[PlyCount "136"]
[EventDate "2003.03.18"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 d6 7. Bc4 Nf6 8. f3 0-0 9. Bb3 Bd7 10. Qd2 Rc8 11. 0-0-0 Na5 12. Kb1 Nc4 13. Bxc4 Rxc4 14. h4 Qc7 15. h5 Nxh5 16. Nd5 Qd8 17. g4 e6 18. gxh5 exd5 19. hxg6 fxg6 20. Qh2 h5 21. Qxd6 Kh7 22. Qxd5 Qc7 23. Rdg1 Rf6 24. Qg5 Be8 25. e5 Rb6 26. f4 Kg8 27. Nb3 Ra6 28. Rh2 Bd7 29. Nd4 Rxd4 30. Bxd4 Bf5 31. Qg3 Qc4 32. Qb3 Qxb3 33. axb3 Bh6 34. Rxh5 Bg7 35. Rh2 Kf7 36. Rd2 Ke6 37. Bc3 Bh6 38. Rgd1 Bxf4 39. Rd6+ Rxd6 40. Rxd6+ Ke7 41. b4 g5 42. Rf6 Be6 43. Rg6 Bf5 44. Rg7+ Ke6 45. Rxb7 Bg6 46. Rxa7 g4 47. Ra6+ Kf5 48. Rf6+ Kg5 49. e6 g3 50. Bd4 g2 51. Rxg6+ Kxg6 52. b5 Bd6 53. b6 Kf5 54. b7 Kxe6 55. c4 Kd7 56. Bb6 Kc6 57. Bf2 Kxb7 58. Kc2 Kc6 59. Kc3 Bc5 60. Bxc5 Kxc5 61. b4+ Kc6 62. b5+ Kc5 63. b6 g1Q 64. b7 Qd4+ 65. Kb3 Qxc4+ 66. Kb2 Qb4+ 67. Kc2 Qxb7 68. Kc3 Qf3+ 0-1

[Event "Internet Section 18-B"]
[Site "Dos Hermanas"]
[Date "2003.03.18"]
[Round "7"]
[White "Giardelli, Sergio Carlos"]
[Black "Arreguin Hernandez, Alan Guillermo"]
[Result "0-1"]
[ECO "A25"]
[WhiteElo "2431"]
[PlyCount "76"]
[EventDate "2003.03.18"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 e5 3. Bg2 Nc6 4. Nc3 Bb4 5. Nd5 0-0 6. e3 Re8 7. Ne2 Bf8 8. 0-0 d6 9. h3 e4 10. Nec3 Bf5 11. b3 Nxd5 12. cxd5 Nb4 13. d4 exd3 14. e4 Bg6 15. Bb2 f5 16. exf5 Bxf5 17. Qf3 Bg6 18. Rad1 Be7 19. a3 Nc2 20. Rxd3 Bf6 21. Qd1 Bxd3 22. Qxd3 Ne1 23. Qd2 Nxg2 24. Kxg2 Qe7 25. Rd1 Qe5 26. Ba1 Re7 27. Kg1 Qf5 28. Ne2 Bxa1 29. Rxa1 Qe5 30. Nc3 Rf8 31. Rf1 Qf5 32. h4 Qf3 33. Qd4 h6 34. Nd1 Qxb3 35. a4 Qb6 36. Qg4 a5 37. Kg2 Qb4 38. Qg6 Qe4+ 0-1

[Event "Internet Section 18-B"]
[Site "Dos Hermanas"]
[Date "2003.03.18"]
[Round "4"]
[White "Gonzalez Acosta, Bernal Manuel"]
[Black "Arreguin Hernandez, Alan Guillermo"]
[Result "0-1"]
[ECO "B25"]
[WhiteElo "2420"]
[PlyCount "80"]
[EventDate "2003.03.18"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 e5 6. f4 d6 7. Nh3 Nge7 8. 0-0 exf4 9. Bxf4 0-0 10. Qd2 Ne5 11. Bh6 Be6 12. Bxg7 Kxg7 13. Nf4 Qd7 14. Nxe6+ fxe6 15. Qg5 N7c6 16. Ne2 Nd4 17. Nxd4 cxd4 18. Qd2 Qb5 19. b3 Rac8 20. Rxf8 Rxf8 21. a4 Qc5 22. Rf1 Rxf1+ 23. Kxf1 Ng4 24. Bh3 Ne3+ 25. Kg1 e5 26. Be6 Qxc2 27. Qxc2 Nxc2 28. Kf2 Kf6 29. Bc4 Ne3 30. h3 Nxc4 31. bxc4 Ke7 32. Kf3 h5 33. g4 Kf6 34. gxh5 gxh5 35. Kg3 Kg5 36. Kf3 b6 37. Kg3 h4+ 38. Kf3 a6 39. Kf2 Kf4 40. Ke2 Kg3 0-1

[Event "Internet Section 18-B"]
[Site "Dos Hermanas"]
[Date "2003.03.18"]
[Round "6"]
[White "Hassan, Sayed Barakat"]
[Black "Arreguin Hernandez, Alan Guillermo"]
[Result "1-0"]
[ECO "A69"]
[WhiteElo "2353"]
[PlyCount "47"]
[EventDate "2003.03.18"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 0-0 6. Nf3 c5 7. d5 e6 8. Be2 exd5 9. cxd5 Re8 10. 0-0 Nxe4 11. Nxe4 Rxe4 12. Bd3 Re8 13. f5 c4 14. Bc2 Nd7 15. Ng5 Ne5 16. Nxf7 Nxf7 17. fxg6 Ne5 18. Qh5 h6 19. Rf7 Re7 20. Bg5 Qb6+ 21. Kh1 Rxf7 22. gxf7+ Nxf7 23. Rf1 Nxg5 24. Qe8+ 1-0

[Event "Internet Section 18-B"]
[Site "Dos Hermanas"]
[Date "2003.03.18"]
[Round "2"]
[White "Reinoso, Sergio"]
[Black "Arreguin Hernandez, Alan Guillermo"]
[Result "0-1"]
[ECO "B86"]
[PlyCount "66"]
[EventDate "2003.03.18"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. Bb3 Nbd7 8. f4 Nc5 9. f5 Be7 10. Qf3 0-0 11. 0-0 Qc7 12. Bg5 b5 13. a3 e5 14. Bxf6 Bxf6 15. Nd5 Qd8 16. Nc6 Qd7 17. Nxf6+ gxf6 18. Nb4 Nxb3 19. cxb3 Bb7 20. Qh5 Kh8 21. Qh4 Qe7 22. Rf3 Rg8 23. Rh3 Rg7 24. Rd1 Rag8 25. g3 Qd8 26. Nd5 Bxd5 27. Rxd5 Qb6+ 28. Kg2 Qe3 29. Rxd6 Qe2+ 30. Kg1 Rc8 31. Qh6 Qe1+ 32. Kg2 Rc2+ 33. Kf3 Qe2# 0-1

[Event "MEX ol U14"]
[Site "Guanajuato"]
[Date "2002.07.16"]
[Round "6"]
[White "Apodaca Rayon, Gonzalo"]
[Black "Arreguin Hernandez, Alan Guillermo"]
[Result "1/2-1/2"]
[ECO "D20"]
[WhiteElo "1570"]
[BlackElo "1539"]
[PlyCount "50"]
[EventDate "2002.07.13"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "MEX"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e5 3. Nc3 dxc4 4. dxe5 Qxd1+ 5. Nxd1 Nc6 6. Bd2 Nxe5 7. Bc3 Nc6 8. Ne3 Be6 9. Nf3 f6 10. g3 Bc5 11. Bg2 Bxe3 12. fxe3 Nge7 13. Nd4 Bd7 14. Rd1 0-0-0 15. 0-0 Rhe8 16. Nb5 a6 17. Na3 Be6 18. Rc1 Nd5 19. Nxc4 Nxc3 20. Rxc3 Bxc4 21. Bxc6 bxc6 22. Rxc4 Rxe3 23. Rc2 Kb7 24. Rfc1 Rd6 25. Kf2 Re5 1/2-1/2

[Event "MEX ol U14"]
[Site "Guanajuato"]
[Date "2002.07.16"]
[Round "5"]
[White "Zavala Tello, Eduardo"]
[Black "Arreguin Hernandez, Alan Guillermo"]
[Result "0-1"]
[ECO "C63"]
[WhiteElo "1293"]
[BlackElo "1639"]
[PlyCount "41"]
[EventDate "2002.07.13"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "MEX"]
[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 f5 4. Bxc6 dxc6 5. Nc3 fxe4 6. Nxe4 Nf6 7. Nxf6+ gxf6 8. Qe2 Bg4 9. h3 Bh5 10. d3 Qd5 11. c4 Qd7 12. Nxe5 Bxe2 13. Nxd7 Bxd3 14. Nxf6+ Kf7 15. Ng4 Re8+ 16. Be3 Bb4+ 17. Kd1 Bxc4 18. Kc2 h5 19. a3 Bd6 20. Nh2 Rhg8 21. g3 0-1

[Event "MEX ol U14"]
[Site "Guanajuato"]
[Date "2002.07.15"]
[Round "4"]
[White "Arreguin Hernandez, Alan Guillermo"]
[Black "Noriega Munoz, Francisco"]
[Result "1/2-1/2"]
[ECO "B78"]
[WhiteElo "1539"]
[PlyCount "88"]
[EventDate "2002.07.13"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "MEX"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. Bc4 Bd7 10. 0-0-0 Rc8 11. Bb3 Ne5 12. g4 Nc4 13. Bxc4 Rxc4 14. h4 Qa5 15. Nb3 Qa6 16. e5 Ne8 17. Bh6 Bxe5 18. h5 Ng7 19. Rde1 Be6 20. hxg6 fxg6 21. Rxe5 dxe5 22. Bxg7 Kxg7 23. Qh6+ Kf7 24. Qxh7+ Ke8 25. Qxg6+ Bf7 26. Qxa6 bxa6 27. Re1 Bg6 28. Rxe5 Rxf3 29. Nd2 Rcxc3 30. bxc3 Rxc3 31. Ne4 Rh3 32. Re6 Bh7 33. Ng5 Rh1+ 34. Kb2 Rh2 35. Nxh7 Rxh7 36. Rxa6 Rg7 37. Rxa7 Rxg4 38. a4 e5 39. Ra5 e4 40. Kc1 Kd7 41. Kd2 Rg2+ 42. Ke3 Rxc2 43. Kxe4 Kc6 44. Ra8 Kb6 1/2-1/2

[Event "MEX ol U14"]
[Site "Guanajuato"]
[Date "2002.07.15"]
[Round "3"]
[White "Leon Hoyos, Manuel"]
[Black "Arreguin Hernandez, Alan Guillermo"]
[Result "1-0"]
[ECO "C22"]
[WhiteElo "2179"]
[BlackElo "1539"]
[PlyCount "55"]
[EventDate "2002.07.13"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "MEX"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 d6 5. Nc3 g6 6. Bd2 Bg7 7. 0-0-0 Nf6 8. f3 Be6 9. Bb5 0-0 10. g4 a5 11. h4 Nb4 12. Kb1 c6 13. Bf1 d5 14. Bc1 Nd7 15. Nge2 Re8 16. Qg1 dxe4 17. fxe4 Qc8 18. h5 Nf6 19. hxg6 fxg6 20. g5 Nxe4 21. Qh2 Kf7 22. Qf4+ Bf5 23. Bh3 Nxc3+ 24. Nxc3 Kg8 25. Bxf5 Qxf5 26. Qh2 Bxc3 27. Qxh7+ Kf8 28. Rhf1 1-0

[Event "MEX ol U14"]
[Site "Guanajuato"]
[Date "2002.07.14"]
[Round "2"]
[White "Arreguin Hernandez, Alan Guillermo"]
[Black "Morales Lopez, Oscar"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "1539"]
[BlackElo "1386"]
[PlyCount "19"]
[EventDate "2002.07.13"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "MEX"]
[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. c3 Nf6 5. d4 Bb6 6. dxe5 Ng4 7. Bxf7+ Kxf7 8. Ng5+ Kg8 9. Qd5+ Kf8 10. Qf7# 1-0

[Event "Pan American-ch U14"]
[Site "Villa Giardino"]
[Date "2002.05.30"]
[Round "7"]
[White "Arreguin Hernandez, Alan Guillermo"]
[Black "Pacheco, Jorge"]
[Result "1/2-1/2"]
[ECO "B73"]
[PlyCount "46"]
[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 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. 0-0 Bg7 8. Be3 0-0 9. Qd2 Ng4 10. Bxg4 Bxg4 11. h3 Bd7 12. Rad1 Rc8 13. Nce2 a6 14. c3 b5 15. Bh6 Qa5 16. Bxg7 Kxg7 17. Ra1 Rfe8 18. Qg5 Qc7 19. Nxc6 Bxc6 20. Nd4 Rcd8 21. Nxc6 Qxc6 22. Qe3 Qc4 23. Rfd1 Qe6 1/2-1/2

[Event "Pan American-ch U14"]
[Site "Villa Giardino"]
[Date "2002.05.29"]
[Round "6"]
[White "Cortes, Martin Gustavo"]
[Black "Arreguin Hernandez, Alan Guillermo"]
[Result "1/2-1/2"]
[ECO "C86"]
[PlyCount "92"]
[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. Bb5 a6 4. Ba4 Nf6 5. Qe2 b5 6. Bb3 Be7 7. 0-0 0-0 8. c3 d6 9. h3 Bb7 10. d4 exd4 11. cxd4 Na5 12. Bc2 Re8 13. e5 dxe5 14. dxe5 Bd6 15. Rd1 Qc8 16. Nc3 Nc4 17. Ne4 Nxe4 18. Bxe4 Nxe5 19. Bxb7 Qxb7 20. Nxe5 Bxe5 21. Qc2 Bd6 22. Be3 Qe4 23. Qxe4 Rxe4 24. Rac1 Re6 25. Kf1 a5 26. Bc5 Be5 27. Bd4 Bxd4 28. Rxd4 c6 29. Rcd1 Kf8 30. Rd7 Ke8 31. Rc7 Rd8 32. Rxd8+ Kxd8 33. Rxf7 Re7 34. Rf5 Kc7 35. Rh5 h6 36. g4 Kb6 37. h4 b4 38. Rf5 c5 39. Rf4 Kb5 40. b3 a4 41. g5 hxg5 42. hxg5 Re5 43. Rg4 Re6 44. Rf4 Re5 45. Rg4 Re6 46. g6 Ra6 1/2-1/2

[Event "Pan American-ch U14"]
[Site "Villa Giardino"]
[Date "2002.05.28"]
[Round "5"]
[White "Arreguin Hernandez, Alan Guillermo"]
[Black "Mendoza Moreno, Jesus Alexei"]
[Result "0-1"]
[ECO "B13"]
[PlyCount "39"]
[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 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 Nc6 6. Nf3 Bg4 7. cxd5 Nxd5 8. Bc4 e6 9. Bxd5 exd5 10. 0-0 Be7 11. Be3 0-0 12. h3 Bh5 13. g4 Bg6 14. Ne5 Bb4 15. f4 Bxc3 16. bxc3 Be4 17. Qe1 f5 18. g5 Rb8 19. Qe2 Rf7 20. Rf2 0-1

[Event "Pan American-ch U14"]
[Site "Villa Giardino"]
[Date "2002.05.28"]
[Round "4"]
[White "Coleman, Edward"]
[Black "Arreguin Hernandez, Alan Guillermo"]
[Result "1-0"]
[ECO "C63"]
[PlyCount "99"]
[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. Bb5 f5 4. d3 fxe4 5. dxe4 Nf6 6. 0-0 Bc5 7. Bg5 d6 8. Nc3 0-0 9. Nd5 Kh8 10. c3 Qd7 11. Nxf6 gxf6 12. Bh4 Qg7 13. Bg3 f5 14. exf5 Bxf5 15. Qd5 Ne7 16. Qxc5 dxc5 17. Bxe5 Rf6 18. Rfe1 Ng6 19. Bxf6 Qxf6 20. Bc4 Bg4 21. Nd2 Qf4 22. Ne4 Ne5 23. Bf1 Rg8 24. Ng3 Bf5 25. Be2 Nd3 26. Rf1 Nxb2 27. Bf3 c6 28. Rae1 Bd3 29. Be2 Bxe2 30. Rxe2 Nd3 31. Re7 Qc4 32. Rxb7 Qxa2 33. Ne4 Qe6 34. Ng3 Qf6 35. c4 Qg6 36. Ra1 h5 37. h4 Nxf2 38. Raxa7 Nh3+ 39. Kh1 Nf2+ 40. Kg1 Nd3 41. Rf7 Ne5 42. Rf5 Rb8 43. Rxh5+ Kg8 44. Rxe5 Qxg3 45. Rg5+ Qxg5 46. hxg5 Rb4 47. Rc7 Rxc4 48. Rxc6 Rc3 49. Rc7 c4 50. Kh2 1-0

[Event "Pan American-ch U14"]
[Site "Villa Giardino"]
[Date "2002.05.26"]
[Round "3"]
[White "Jimenez, Alvarado Alonso"]
[Black "Arreguin Hernandez, Alan Guillermo"]
[Result "1-0"]
[ECO "C45"]
[PlyCount "79"]
[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. d4 exd4 4. Nxd4 Bc5 5. Nxc6 Qf6 6. Qf3 dxc6 7. Nd2 Qxf3 8. gxf3 Ne7 9. Bd3 Be6 10. Nb3 Bb6 11. Be3 Ng6 12. Rg1 Bxe3 13. fxe3 Ne5 14. Be2 0-0 15. Nc5 Bc4 16. Bxc4 Nxc4 17. b3 Ne5 18. Ke2 b6 19. Nd3 Rfe8 20. Rad1 Nxd3 21. Rxd3 Rad8 22. Rgd1 Rxd3 23. Rxd3 Kf8 24. Rd7 Re7 25. Rd8+ Re8 26. Rxe8+ Kxe8 27. h4 Ke7 28. f4 Kd6 29. e5+ Ke6 30. e4 h6 31. Ke3 g5 32. hxg5 hxg5 33. fxg5 Kxe5 34. c3 b5 35. b4 a6 36. a3 Kd6 37. Kf4 c5 38. bxc5+ Kxc5 39. Kf5 Kc4 40. Kf6 1-0

[Event "Pan American-ch U14"]
[Site "Villa Giardino"]
[Date "2002.05.25"]
[Round "2"]
[White "Arreguin Hernandez, Alan Guillermo"]
[Black "Schneider, Igor"]
[Result "0-1"]
[ECO "C11"]
[BlackElo "2301"]
[PlyCount "40"]
[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 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. Nf3 c5 6. Be3 Nc6 7. Be2 Be7 8. 0-0 0-0 9. Bd3 cxd4 10. Bxd4 Nxd4 11. Nxd4 Nxe5 12. Bxh7+ Kxh7 13. Qh5+ Kg8 14. Qxe5 Bf6 15. Qe3 e5 16. Ndb5 d4 17. Qg3 dxc3 18. Rad1 Qe7 19. Nxc3 Be6 20. Rfe1 Rfd8 0-1

[Event "Pan American-ch U14"]
[Site "Villa Giardino"]
[Date "2002.05.24"]
[Round "1"]
[White "Arreguin Hernandez, Alan Guillermo"]
[Black "Moran, Nahuel"]
[Result "1-0"]
[ECO "C54"]
[PlyCount "41"]
[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. c3 Nf6 5. d4 exd4 6. e5 Ng4 7. cxd4 Bb4+ 8. Nc3 0-0 9. 0-0 d6 10. Bg5 Qd7 11. Nd5 Ba5 12. h3 Nh6 13. Bxh6 gxh6 14. Nf6+ Kg7 15. Nxd7 Bxd7 16. exd6 cxd6 17. d5 Ne7 18. Qd4+ Kg8 19. Qf4 Bc7 20. Qxh6 Ng6 21. Ng5 1-0

[Event "Festival de la Juventud U14"]
[Site "Hermosillo"]
[Date "2002.03.28"]
[Round "3"]
[White "Leon Hoyos, Manuel"]
[Black "Arreguin Hernandez, Alan Guillermo"]
[Result "1-0"]
[ECO "C26"]
[WhiteElo "2179"]
[BlackElo "1639"]
[PlyCount "105"]
[EventDate "2002.03.26"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "MEX"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nf6 3. g3 Nc6 4. Bg2 Bc5 5. Nge2 0-0 6. 0-0 Ne7 7. Na4 Bb6 8. Nxb6 axb6 9. d4 exd4 10. e5 Nfd5 11. Qxd4 c5 12. Qc4 Nc7 13. Rd1 Nc6 14. f4 Qe7 15. Be3 d5 16. Bxd5 Nxd5 17. Qxd5 Nb4 18. Qe4 f5 19. Qf3 Nxc2 20. Rac1 Nxe3 21. Qxe3 Rxa2 22. Qb3+ Qe6 23. Qc3 Qf7 24. Rd6 Ra6 25. b4 Qc7 26. Qc4+ Kh8 27. bxc5 Qxc5+ 28. Qxc5 bxc5 29. Rxa6 bxa6 30. Rxc5 Kg8 31. Kf2 Re8 32. Ke3 Kf8 33. Rc7 h5 34. h4 g6 35. Nd4 Be6 36. Rc6 Bf7 37. Rxa6 Rc8 38. Rc6 Rxc6 39. Nxc6 Ke8 40. Kd4 Kd7 41. Kc5 Be6 42. Nd4 Bg8 43. Nf3 Ba2 44. Ng5 Bg8 45. Kb6 Bc4 46. Nh7 Bb3 47. Nf6+ Ke6 48. Kc7 Bc4 49. Kd8 Bb3 50. Ke8 Bc4 51. Kf8 Bd5 52. Nxd5 Kxd5 53. Kf7 1-0

[Event "Olympiad U18"]
[Site "Atlacomulco"]
[Date "2001.??.??"]
[Round "1"]
[White "Arreguin Hernandez, Alan Guillermo"]
[Black "Arreola Bautista, Jose Francisco"]
[Result "1-0"]
[ECO "C56"]
[PlyCount "87"]
[EventDate "2001.05.29"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "MEX"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 Bd6 5. 0-0 0-0 6. Bg5 h6 7. Bh4 Be7 8. dxe5 Nxe4 9. Bxe7 Qxe7 10. Re1 Nxf2 11. Bxf7+ Rxf7 12. Kxf2 Nxe5 13. Kg3 d6 14. Nc3 Qe6 15. Nxe5 dxe5 16. Qd8+ Rf8 17. Qd5 Qxd5 18. Nxd5 c6 19. Ne7+ Kf7 20. Rxe5 Kf6 21. Rf1+ Kxe5 22. Rxf8 Kd6 23. Rxc8 Rxc8 24. Nxc8+ Kc7 25. Nxa7 Kb8 26. Nxc6+ bxc6 27. Kf4 g6 28. Ke5 Kc7 29. Kf6 g5 30. Kg6 Kd6 31. Kxh6 Ke5 32. Kxg5 Ke4 33. h4 Ke3 34. h5 Kd2 35. h6 Kxc2 36. h7 Kxb2 37. h8Q+ Kxa2 38. Qc3 c5 39. Kf4 c4 40. Ke3 Kb1 41. Kd2 Ka2 42. Qb4 c3+ 43. Kxc3 Ka1 44. Qb2# 1-0

[Event "MEX ol U16"]
[Site "Mexico City"]
[Date "2001.??.??"]
[Round "?"]
[White "Arreguin Hernandez, Alan Guillermo"]
[Black "Garcia Gutierrez, Francisco"]
[Result "1-0"]
[ECO "C56"]
[WhiteElo "1400"]
[BlackElo "1485"]
[PlyCount "91"]
[EventDate "2001.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "MEX"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. e5 Ng8 7. 0-0 Na5 8. cxd4 Nxc4 9. dxc5 Na5 10. b4 Nc6 11. b5 Nce7 12. Na3 Ng6 13. Qb3 N8e7 14. Ng5 0-0 15. Nc4 h6 16. Ne4 Nf5 17. g3 Nd4 18. Qb2 Ne6 19. Ne3 Ng5 20. Nxg5 Qxg5 21. Nd5 Qg4 22. Bxh6 Nh4 23. f3 Nxf3+ 24. Rxf3 Qxf3 25. e6 f6 26. Ne7+ Kh7 27. Qc2+ f5 28. Rf1 Qg4 29. Rxf5 Rxf5 30. Nxf5 dxe6 31. Ne7+ Kh8 32. Ng6+ Kg8 33. Bf4 c6 34. Qd3 e5 35. Qd8+ Kh7 36. Nf8+ Kg8 37. Ng6+ Kh7 38. Nf8+ Kg8 39. Ne6+ Kh7 40. Ng5+ Kg6 41. Qe8+ Kh6 42. Nf7+ Kh7 43. Qh8+ Kg6 44. Nxe5+ Kf6 45. Nxg4+ Bxg4 46. Qxa8 1-0

[Event "Olympiad U18"]
[Site "Atlacomulco"]
[Date "2001.??.??"]
[Round "2"]
[White "Arreguin Hernandez, Alan Guillermo"]
[Black "Leon Hoyos, Manuel"]
[Result "1/2-1/2"]
[ECO "B34"]
[WhiteElo "1400"]
[BlackElo "1633"]
[PlyCount "43"]
[EventDate "2001.05.29"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "MEX"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 Bg7 4. Bc4 cxd4 5. Nxd4 Nc6 6. Nxc6 bxc6 7. 0-0 e6 8. c3 Ne7 9. Na3 0-0 10. Nc2 d5 11. exd5 cxd5 12. Be2 Nc6 13. Be3 Rb8 14. Qc1 Qe7 15. Rd1 Bd7 16. Ne1 Rfc8 17. Qd2 Be8 18. Ba6 Rd8 19. Nf3 Qd6 20. Be2 Qe7 21. Qc2 Rdc8 22. Qd2 1/2-1/2

[Event "Olympiad U18"]
[Site "Atlacomulco"]
[Date "2001.??.??"]
[Round "2"]
[White "Martinez Bravo, Gibran"]
[Black "Arreguin Hernandez, Alan Guillermo"]
[Result "0-1"]
[ECO "D08"]
[BlackElo "1400"]
[PlyCount "98"]
[EventDate "2001.05.29"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "MEX"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e5 3. dxe5 d4 4. e3 Bb4+ 5. Bd2 dxe3 6. fxe3 Nc6 7. Nf3 Bg4 8. Be2 Bxf3 9. Bxf3 Qh4+ 10. g3 Qxc4 11. Bxc6+ Qxc6 12. 0-0 Bxd2 13. Nxd2 Ne7 14. b3 0-0 15. Nc4 b5 16. Nd2 Qc3 17. Rf3 Rad8 18. Rf2 Qxe5 19. Re2 Rd7 20. Rc1 Rfd8 21. Rc2 Nd5 22. Rc5 Nc3 23. Rxe5 Nxd1 24. Nf3 Nc3 25. Rc2 Rd1+ 26. Kg2 f6 27. Rc5 Nd5 28. Re2 Re8 29. Rxb5 Nc3 30. Nd4 Rxd4 31. exd4 Rxe2+ 32. Kf3 Nxb5 33. Kxe2 Nxd4+ 34. Kd3 Nf3 35. h4 Kf7 36. Kc4 Nxh4 37. gxh4 f5 38. Kd4 Ke6 39. h5 g5 40. hxg6 hxg6 41. Ke3 g5 42. Kf3 Ke5 43. a4 Kd4 44. b4 Kc4 45. b5 Kb4 46. Ke3 Kxa4 47. Kd4 g4 48. Ke3 Kxb5 49. Kf4 a5 0-1

[Event "MEX ol U16"]
[Site "Mexico City"]
[Date "2001.??.??"]
[Round "?"]
[White "Martinez Esparza, Francisco Alejandro"]
[Black "Arreguin Hernandez, Alan Guillermo"]
[Result "0-1"]
[ECO "C45"]
[WhiteElo "1268"]
[BlackElo "1400"]
[PlyCount "48"]
[EventDate "2001.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "MEX"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Nge7 7. Nc2 Bxe3 8. Nxe3 0-0 9. Nd2 b6 10. Bc4 Ne5 11. Nd5 Nxd5 12. Bxd5 Nd3+ 13. Ke2 Nxb2 14. Qc2 Ba6+ 15. Ke3 Qg5+ 16. Kf3 Nd3 17. c4 Ne5+ 18. Ke2 c6 19. Raf1 cxd5 20. exd5 Nxc4 21. Nxc4 Qxd5 22. Rc1 Rac8 23. Rhd1 Bxc4+ 24. Qxc4 Rfe8+ 0-1

[Event "MEX ol U16"]
[Site "Mexico City"]
[Date "2001.??.??"]
[Round "?"]
[White "Mendoza Moreno, Cuauhtemoc Tonat"]
[Black "Arreguin Hernandez, Alan Guillermo"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "1413"]
[BlackElo "1400"]
[PlyCount "43"]
[EventDate "2001.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "MEX"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. e3 Be7 5. Nf3 Nbd7 6. Be2 0-0 7. 0-0 a6 8. b3 c6 9. Bb2 Qc7 10. Rc1 Rd8 11. cxd5 exd5 12. Bd3 Nb6 13. h3 Bd6 14. Qc2 h6 15. Rfe1 Be6 16. e4 dxe4 17. Nxe4 Nxe4 18. Bxe4 Nd5 19. Ne5 Nf4 20. Bh7+ Kh8 21. Bf5 Kg8 22. Bh7+ 1/2-1/2

[Event "Pan American-ch U12"]
[Site "Bento Goncalves"]
[Date "2000.??.??"]
[Round "7"]
[White "Arreguin Hernandez, Alan Guillermo"]
[Black "Cominato Neto, Jose Luis"]
[Result "0-1"]
[ECO "D42"]
[PlyCount "58"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 e6 6. cxd5 Nxd5 7. Nf3 Be7 8. Bd3 Nc6 9. 0-0 0-0 10. a3 Bf6 11. Bc2 b6 12. Qd3 g6 13. Bh6 Bg7 14. Bxg7 Kxg7 15. Rfe1 Bb7 16. Rad1 Rc8 17. Ne4 h6 18. Ng3 Nce7 19. Bb1 Qd6 20. Nh5+ gxh5 21. Qh7+ Kf6 22. Qxh6+ Ng6 23. Qg5+ Kg7 24. g3 Qe7 25. Qxh5 Nf6 26. Qg5 Bxf3 27. Rd3 Be4 28. Rxe4 Nxe4 29. Qxe7 Nxe7 0-1

[Event "Pan American-ch U12"]
[Site "Bento Goncalves"]
[Date "2000.??.??"]
[Round "5"]
[White "Arreguin Hernandez, Alan Guillermo"]
[Black "Ibarra Chami, Luis Fernando"]
[Result "1-0"]
[ECO "C10"]
[PlyCount "67"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ Qxf6 6. Nf3 h6 7. Bd3 Nc6 8. 0-0 Bd7 9. c3 Bd6 10. Qe2 0-0-0 11. b4 Rdg8 12. Be3 Kb8 13. a4 g5 14. a5 g4 15. Nd2 Bxh2+ 16. Kxh2 Qh4+ 17. Kg1 Rg5 18. f4 Rh5 19. Rac1 Qh1+ 20. Kf2 g3+ 21. Kf3 Qh4 22. Rh1 Qxh1 23. Rxh1 Rxh1 24. Nf1 Rg8 25. Nxg3 Rh4 26. Ne4 Rg7 27. Nf6 Bc8 28. Bf2 Rh2 29. Bg3 Rh1 30. f5 a6 31. d5 exd5 32. Qe8 Na7 33. Nd7+ Ka8 34. Bxc7 1-0

[Event "Pan American-ch U12"]
[Site "Bento Goncalves"]
[Date "2000.??.??"]
[Round "1"]
[White "Arreguin Hernandez, Alan Guillermo"]
[Black "Izquierdo, Ivan"]
[Result "1-0"]
[ECO "C18"]
[PlyCount "77"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 cxd4 6. Qxd4 Nc6 7. Bb5 Bxc3+ 8. Qxc3 Nge7 9. Nf3 Bd7 10. Bxc6 Bxc6 11. Bd2 Rc8 12. Qb3 Qd7 13. Nd4 Ba4 14. Qd3 Nc6 15. b3 Nxd4 16. Qxd4 Bb5 17. a4 Ba6 18. c3 b6 19. f3 Rc5 20. Kf2 Qc7 21. Rhe1 Bb7 22. g3 a5 23. Re3 b5 24. axb5 Rxb5 25. c4 Rc5 26. Rc3 dxc4 27. Rxc4 Qxe5 28. Qxc5 Bd5 29. Qc8+ Ke7 30. Rc7+ Qxc7 31. Qxc7+ Kf6 32. Bc3+ Kg6 33. Qf4 f6 34. Qg4+ Kf7 35. Rxa5 Rb8 36. Ra7+ Rb7 37. Rxb7+ Bxb7 38. Qb4 Bd5 39. Qa4 1-0

[Event "Pan American-ch U12"]
[Site "Bento Goncalves"]
[Date "2000.??.??"]
[Round "3"]
[White "Arreguin Hernandez, Alan Guillermo"]
[Black "Lopez, Marlon"]
[Result "0-1"]
[ECO "B04"]
[BlackElo "2121"]
[PlyCount "62"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 g6 5. Bc4 Nb6 6. Bb3 Bg7 7. Ng5 d5 8. f4 0-0 9. Nc3 f6 10. Nf3 Kh8 11. 0-0 Nc6 12. a4 a5 13. Re1 Bg4 14. e6 Bxf3 15. gxf3 f5 16. Nb5 Nb4 17. c3 Na6 18. Re2 c6 19. Na3 Nc7 20. Qe1 Qd6 21. Qg3 Nxe6 22. Bd2 Nc7 23. Rae1 e6 24. Be3 Nd7 25. Qh3 b6 26. Kg2 Kg8 27. Bf2 c5 28. dxc5 bxc5 29. Bh4 Rab8 30. Bg5 e5 31. fxe5 Nxe5 0-1

[Event "Pan American-ch U12"]
[Site "Bento Goncalves"]
[Date "2000.??.??"]
[Round "6"]
[White "Catelli, Hernan"]
[Black "Arreguin Hernandez, Alan Guillermo"]
[Result "0-1"]
[ECO "C01"]
[PlyCount "54"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 d5 2. c4 e5 3. e3 exd4 4. exd4 Nf6 5. Nc3 Be7 6. Be2 0-0 7. Nf3 c6 8. 0-0 Re8 9. Bf4 Bg4 10. b3 Bb4 11. Na4 Qe7 12. Bd3 Ne4 13. a3 Bd6 14. Bxd6 Qxd6 15. Re1 Nd7 16. c5 Qf6 17. Be2 Re7 18. h3 Bh5 19. g4 Bg6 20. Rc1 Qf4 21. Nc3 Rae8 22. Nxe4 Bxe4 23. Nd2 Re6 24. Bf1 f5 25. f3 fxg4 26. hxg4 Qg3+ 27. Kh1 Rh6+ 0-1

[Event "Pan American-ch U12"]
[Site "Bento Goncalves"]
[Date "2000.??.??"]
[Round "2"]
[White "Rodriguez, Reinaldo"]
[Black "Arreguin Hernandez, Alan Guillermo"]
[Result "0-1"]
[ECO "C45"]
[PlyCount "76"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nxc6 Qf6 6. Qd2 dxc6 7. Nc3 Bd7 8. Bd3 0-0-0 9. Qf4 h6 10. Be3 Qxf4 11. Bxf4 Ne7 12. Na4 Ng6 13. Bd2 Bd6 14. 0-0-0 Nf4 15. Bxf4 Bxf4+ 16. Kb1 Bg4 17. f3 Bh5 18. g3 Bd6 19. Be2 Rhe8 20. g4 Bg6 21. h4 Bf4 22. Rxd8+ Rxd8 23. Rd1 Rxd1+ 24. Bxd1 f6 25. Nc5 Bf7 26. h5 Be3 27. Nd3 Bc4 28. b3 Bxd3 29. cxd3 Kd7 30. Kc2 Bd4 31. b4 Kd6 32. Kb3 Ke5 33. Kc4 b5+ 34. Kb3 Kf4 35. a4 Ke3 36. axb5 cxb5 37. Kc2 a6 38. Kc1 Kxd3 0-1

[Event "Pan American-ch U12"]
[Site "Bento Goncalves"]
[Date "2000.??.??"]
[Round "4"]
[White "Schneider, Igor"]
[Black "Arreguin Hernandez, Alan Guillermo"]
[Result "1-0"]
[ECO "C63"]
[PlyCount "81"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. Nc3 fxe4 5. Nxe4 d5 6. Ng3 Bg4 7. h3 Bxf3 8. Qxf3 Nf6 9. Nh5 e4 10. Qf5 Kf7 11. Nxf6 gxf6 12. Ba4 Ne5 13. Qh5+ Kg7 14. f3 exf3 15. gxf3 Rg8 16. d4 Nc4 17. Rg1+ Kh8 18. Rxg8+ Kxg8 19. Kf2 Qd6 20. Qg4+ Kh8 21. Bf4 Qb6 22. Rg1 Qxd4+ 23. Ke2 Bh6 24. Bxh6 Qxg4 25. Rxg4 Rg8 26. Rxg8+ Kxg8 27. Bb3 c6 28. Bxc4 dxc4 29. Ke3 Kf7 30. Kd4 Kg6 31. Be3 Kh5 32. Bf2 Kg5 33. Bg3 h5 34. Kxc4 Kf5 35. Bb8 h4 36. a4 a6 37. a5 Ke6 38. Kc5 Kd7 39. Kb6 Kc8 40. Bh2 f5 41. Bf4 1-0

[Event "Wch U10"]
[Site "Oropesa del Mar"]
[Date "1999.11.05"]
[Round "11"]
[White "Savanovic, Vuk"]
[Black "Arreguin Hernandez, Alan Guillermo"]
[Result "1-0"]
[ECO "C50"]
[PlyCount "79"]
[EventDate "1999.10.24"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ESP"]
[SourceTitle "CBM 072 Extra"]
[Source "ChessBase"]
[SourceDate "1999.11.18"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.18"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. Nc3 d6 6. h3 h6 7. 0-0 0-0 8. Be3 Bb6 9. Nd5 Nxd5 10. Bxd5 Bd7 11. d4 exd4 12. Nxd4 Nxd4 13. Bxd4 c6 14. Bb3 Qg5 15. Kh1 Bc7 16. f4 Qe7 17. e5 c5 18. exd6 Bxd6 19. Re1 Qh4 20. Be5 Bc6 21. Bd5 Bxe5 22. fxe5 Rad8 23. c4 Bxd5 24. cxd5 Qc4 25. d6 Qe6 26. Qa4 a6 27. Rac1 Kh8 28. Qa5 Rc8 29. Rxc5 Rxc5 30. Qxc5 Qxa2 31. d7 Rg8 32. Rd1 Qa4 33. d8Q Rxd8 34. Rxd8+ Kh7 35. Qd4 Qc6 36. Qd3+ g6 37. Rd7 Qc1+ 38. Kh2 Qf4+ 39. Qg3 Qxg3+ 40. Kxg3 1-0

[Event "Wch U10"]
[Site "Oropesa del Mar"]
[Date "1999.10.31"]
[Round "7"]
[White "Llorente Zaro, Alfonso"]
[Black "Arreguin Hernandez, Alan Guillermo"]
[Result "1-0"]
[ECO "D36"]
[PlyCount "73"]
[EventDate "1999.10.24"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ESP"]
[SourceTitle "CBM 072 Extra"]
[Source "ChessBase"]
[SourceDate "1999.11.18"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.18"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 e6 3. c4 Nf6 4. Nc3 Nbd7 5. cxd5 exd5 6. Bg5 Be7 7. e3 0-0 8. Bd3 Re8 9. Qc2 c6 10. 0-0 Nf8 11. a3 Ne4 12. Bxe7 Qxe7 13. b4 Bd7 14. Rfc1 b5 15. Bxe4 dxe4 16. Ne5 f5 17. Ne2 Rac8 18. Qc5 Qxc5 19. Rxc5 g6 20. Rac1 Re6 21. Nxd7 Nxd7 22. Rxb5 Rb8 23. Rxb8+ Nxb8 24. Kf1 Nd7 25. Ke1 Nb6 26. Kd2 Kf7 27. Kc2 Ke7 28. Kb3 Kd6 29. Nc3 g5 30. Na4 Nxa4 31. Kxa4 Rh6 32. h3 g4 33. Rh1 Kd5 34. Kb3 gxh3 35. Rxh3 Rxh3 36. gxh3 h6 37. Kc3 1-0

[Event "Wch U10"]
[Site "Oropesa del Mar"]
[Date "1999.10.28"]
[Round "5"]
[White "Sagi, Franko"]
[Black "Arreguin Hernandez, Alan Guillermo"]
[Result "1-0"]
[ECO "C63"]
[PlyCount "81"]
[EventDate "1999.10.24"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ESP"]
[SourceTitle "CBM 072 Extra"]
[Source "ChessBase"]
[SourceDate "1999.11.18"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.18"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. Nc3 fxe4 5. Nxe4 d5 6. Nxe5 dxe4 7. Nxc6 Qg5 8. Qe2 Nf6 9. Nxa7+ Bd7 10. Bxd7+ Kxd7 11. Qb5+ Qxb5 12. Nxb5 Ra5 13. Nc3 Rf5 14. 0-0 Bc5 15. a3 Rf8 16. h3 g5 17. d3 exd3 18. cxd3 g4 19. Be3 gxh3 20. Bxc5 Rxc5 21. g3 Kc8 22. Ne4 Nxe4 23. dxe4 Rc2 24. b4 Re2 25. Rae1 Ra2 26. Re3 Rf6 27. e5 Ra6 28. e6 R2xa3 29. Re4 Kd8 30. Rfe1 Ke7 31. Rh4 Ra1 32. Rxh7+ Ke8 33. Rxa1 Rxa1+ 34. Kh2 Rc1 35. f4 b6 36. f5 Rf1 37. g4 c5 38. bxc5 bxc5 39. Rc7 Rc1 40. f6 c4 41. Rc8# 1-0

[Event "Wch U10"]
[Site "Oropesa del Mar"]
[Date "1999.10.26"]
[Round "3"]
[White "Melkumyan, Hrant"]
[Black "Arreguin Hernandez, Alan Guillermo"]
[Result "1-0"]
[ECO "C63"]
[PlyCount "79"]
[EventDate "1999.10.24"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ESP"]
[SourceTitle "CBM 072 Extra"]
[Source "ChessBase"]
[SourceDate "1999.11.18"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.18"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. d3 fxe4 5. dxe4 Nf6 6. 0-0 Bc5 7. Bg5 d6 8. Bxf6 Qxf6 9. Qd5 Be6 10. Bxc6+ Ke7 11. Nc3 Kd8 12. Bxb7 Bxd5 13. Nxd5 Qg6 14. Bxa8 Kd7 15. Bb7 Rb8 16. Bc6+ Kd8 17. b4 Bb6 18. Nxb6 Rxb6 19. b5 Ke7 20. c4 Rb8 21. Nh4 Qg5 22. Nf5+ Ke6 23. Rad1 g6 24. Ne3 Qh5 25. Rd5 Qe2 26. c5 Rd8 27. a4 Ke7 28. Rfd1 Rf8 29. R5d2 Qh5 30. cxd6+ cxd6 31. Rxd6 Qh4 32. Rd7+ Kf6 33. Rxa7 Kg5 34. Rf1 Qh5 35. Re7 Kh6 36. Rxe5 Qe2 37. a5 Qb2 38. Re1 Rf7 39. b6 Qb3 40. Bd5 1-0

[Event "Wch U10"]
[Site "Oropesa del Mar"]
[Date "1999.10.25"]
[Round "2"]
[White "Arreguin Hernandez, Alan Guillermo"]
[Black "Mihailovs, Jurijs"]
[Result "0-1"]
[ECO "B42"]
[PlyCount "78"]
[EventDate "1999.10.24"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ESP"]
[SourceTitle "CBM 072 Extra"]
[Source "ChessBase"]
[SourceDate "1999.11.18"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.18"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Qc7 6. 0-0 Nf6 7. a4 b6 8. Be3 d6 9. Nd2 Nbd7 10. f4 Bb7 11. Ra3 Nc5 12. Rc3 Qd7 13. Nc4 Nxa4 14. Ra3 b5 15. Rxa4 bxc4 16. Rxc4 d5 17. Rc3 dxe4 18. Be2 Nd5 19. Rb3 Rd8 20. Qc1 Be7 21. Kh1 0-0 22. c4 Nxe3 23. Qxe3 Bc5 24. Rd1 Bxd4 25. Rxb7 Qxb7 26. Rxd4 Qxb2 27. Rxd8 Rxd8 28. h3 a5 29. Qxe4 a4 30. Bd3 g6 31. c5 a3 32. Bc4 a2 33. Bxa2 Qxa2 34. c6 Qa3 35. c7 Qc1+ 36. Kh2 Qxc7 37. Kg3 g5 38. Kg4 f5+ 39. Kh5 fxe4 0-1

[Event "Pan American-ch U10"]
[Site "Matinhos"]
[Date "1999.??.??"]
[Round "5"]
[White "Arreguin Hernandez, Alan Guillermo"]
[Black "Belcher, Noah"]
[Result "1/2-1/2"]
[ECO "C18"]
[PlyCount "43"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. h4 Qc7 8. Bd2 Nbc6 9. Nf3 Bd7 10. Be2 Nf5 11. g4 Nfe7 12. Kf1 Rf8 13. Be3 c4 14. h5 h6 15. Qd2 Qa5 16. Kg2 0-0-0 17. Rhd1 Rg8 18. Qc1 Qc7 19. Ra2 Rdf8 20. Rb2 b6 21. Rb5 Na5 22. Rb4 1/2-1/2

[Event "Pan American-ch U10"]
[Site "Matinhos"]
[Date "1999.??.??"]
[Round "3"]
[White "Arreguin Hernandez, Alan Guillermo"]
[Black "Centeno Perez, Bruno Roberto"]
[Result "1-0"]
[ECO "C42"]
[PlyCount "41"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d3 Nf6 6. Be2 d5 7. 0-0 Bd6 8. Re1 c5 9. d4 0-0 10. Bg5 cxd4 11. Nxd4 Be5 12. c3 Nc6 13. Nxc6 bxc6 14. Bd3 Qd6 15. Bxf6 Qxf6 16. Qh5 Bxh2+ 17. Kxh2 g6 18. Nd2 d4 19. Ne4 Qd8 20. Qh6 Re8 21. Nf6+ 1-0

[Event "Pan American-ch U10"]
[Site "Matinhos"]
[Date "1999.??.??"]
[Round "1"]
[White "Arreguin Hernandez, Alan Guillermo"]
[Black "Jobany, I."]
[Result "1-0"]
[ECO "B53"]
[PlyCount "25"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 d5 4. dxc5 dxe4 5. Qxd8+ Kxd8 6. Ne5 f6 7. Nf7+ Ke8 8. Nxh8 e5 9. Be3 Nc6 10. Bc4 Nh6 11. Bxh6 gxh6 12. Nc3 Bf5 13. Nd5 1-0

[Event "Pan American-ch U10"]
[Site "Matinhos"]
[Date "1999.??.??"]
[Round "6"]
[White "Becker, Gabriel"]
[Black "Arreguin Hernandez, Alan Guillermo"]
[Result "1-0"]
[ECO "D36"]
[PlyCount "73"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Nbd7 6. e3 Be7 7. Bd3 0-0 8. Nge2 Re8 9. 0-0 c6 10. Qc2 Nf8 11. Rad1 Nh5 12. Bxe7 Qxe7 13. Rfe1 Qg5 14. Ng3 Nxg3 15. hxg3 h5 16. e4 Bd7 17. Re3 c5 18. Be2 cxd4 19. Rxd4 dxe4 20. Nxe4 Qe5 21. Qd2 Qf5 22. Nd6 Qb1+ 23. Kh2 Rxe3 24. Qxe3 Qxb2 25. Bxh5 Ne6 26. Bxf7+ Kf8 27. Bxe6 Qxd4 28. Qxd4 Bxe6 29. Nxb7 Kf7 30. Nd6+ Ke7 31. Qb4 Rh8+ 32. Kg1 Kd7 33. Qd4 Kc6 34. Ne4 Bd5 35. Qc5+ Kd7 36. Qxd5+ Kc7 37. Qd6+ 1-0

[Event "Pan American-ch U10"]
[Site "Matinhos"]
[Date "1999.??.??"]
[Round "4"]
[White "Ibarra Chami, Luis Fernando"]
[Black "Arreguin Hernandez, Alan Guillermo"]
[Result "1/2-1/2"]
[ECO "C59"]
[PlyCount "77"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Be2 h6 9. Nh3 Bd6 10. d3 0-0 11. Bd2 c5 12. Nc3 Re8 13. Ne4 Nxe4 14. dxe4 Nb7 15. Bc4 Qf6 16. Bd5 Rb8 17. b3 Nd8 18. c4 Ne6 19. Ng1 Nc7 20. Qf3 Nxd5 21. cxd5 Qg6 22. h3 f5 23. exf5 Bxf5 24. Qg3 Qxg3 25. fxg3 Be4 26. Nf3 Bxd5 27. Rd1 e4 28. Ng1 Bxg3+ 29. Ke2 e3 30. Be1 Bxe1 31. Rxd5 Bb4 32. Rd3 Rbd8 33. Rxd8 Rxd8 34. Kxe3 Rd2 35. a3 Bc3 36. Ne2 Rc2 37. Kd3 Rd2+ 38. Kxc3 Rxe2 39. g4 1/2-1/2

[Event "Pan American-ch U10"]
[Site "Matinhos"]
[Date "1999.??.??"]
[Round "7"]
[White "Pacheco, Garri"]
[Black "Arreguin Hernandez, Alan Guillermo"]
[Result "0-1"]
[ECO "C56"]
[PlyCount "72"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. 0-0 Nxe4 6. Re1 d5 7. Bxd5 Qxd5 8. Nc3 Qa5 9. Nxe4 Be6 10. Neg5 0-0-0 11. Nxe6 fxe6 12. Rxe6 Bd6 13. Bg5 Rde8 14. Qe2 Kd7 15. Re1 Qxe1+ 16. Qxe1 Rxe6 17. Qd2 Rhe8 18. Kf1 Kc8 19. Bh4 Bb4 20. c3 dxc3 21. bxc3 Rd8 22. Qc2 Bxc3 23. Qxc3 Rd1+ 24. Ne1 Rexe1+ 25. Qxe1 Rxe1+ 26. Kxe1 Nb4 27. a4 Nd5 28. Kd2 Nb6 29. f4 Nxa4 30. g4 Kd7 31. Kd3 b5 32. f5 c5 33. g5 Ke8 34. f6 gxf6 35. gxf6 Kf7 36. Kc2 c4 0-1

[Event "Pan American-ch U10"]
[Site "Matinhos"]
[Date "1999.??.??"]
[Round "2"]
[White "Vera, I Luis M"]
[Black "Arreguin Hernandez, Alan Guillermo"]
[Result "0-1"]
[ECO "C47"]
[PlyCount "56"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bc5 6. Nxc6 bxc6 7. e5 Qe7 8. Bf4 d6 9. Qe2 Ng4 10. Qe4 Bd7 11. Nb5 0-0 12. Bc4 cxb5 13. Bd3 f5 14. Qd5+ Be6 15. Qc6 Nxf2 16. 0-0 Nxd3+ 17. Kh1 Nf2+ 18. Kg1 dxe5 19. Bxe5 Nd3+ 20. Kh1 Nxe5 21. Qxb5 Bc4 22. Qa4 Bxf1 23. Rxf1 Qd7 24. Qh4 Qd4 25. Qg3 Qe3 26. Qh4 Ng4 27. h3 Rf6 28. hxg4 Rh6 0-1

