[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "2002.03.28"]
[Round "7"]
[White "Fiorito, Fabian"]
[Black "Herrero, Luis"]
[Result "1-0"]
[ECO "B52"]
[WhiteElo "2353"]
[BlackElo "2210"]
[PlyCount "52"]
[EventDate "2002.03.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 087 Extra"]
[Source "ChessBase"]
[SourceDate "2002.05.03"]
[SourceVersion "2"]
[SourceVersionDate "2002.08.09"]
[SourceQuality "1"]

1. Nf3 c5 2. e4 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. 0-0 Nc6 6. c3 Nf6 7. Re1 e6 8. d3 Be7 9. Nbd2 0-0 10. Nf1 Ne5 11. Ng3 Qb5 12. c4 Qc6 13. Ng5 Nfd7 14. Nh3 f5 15. Nf4 fxe4 16. Nxe6 Rf6 17. Nf4 exd3 18. Nd5 Rf7 19. f4 Ng6 20. Qxd3 Bf6 21. Ne4 Bd4+ 22. Kh1 b5 23. Ng5 Raf8 24. Nxf7 Rxf7 25. Rb1 bxc4 26. Qxc4 Kh8 1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "2002.03.27"]
[Round "6"]
[White "Herrero, Luis"]
[Black "Lafuente, Pablo"]
[Result "0-1"]
[ECO "B53"]
[WhiteElo "2210"]
[BlackElo "2396"]
[PlyCount "96"]
[EventDate "2002.03.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 087 Extra"]
[Source "ChessBase"]
[SourceDate "2002.05.03"]
[SourceVersion "2"]
[SourceVersionDate "2002.08.09"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 a6 5. Be3 Nc6 6. Qb6 Qxb6 7. Bxb6 Nf6 8. Nc3 Nd7 9. Nd5 Nxb6 10. Nxb6 Rb8 11. Nxc8 Rxc8 12. c3 g6 13. Be2 Bg7 14. 0-0 0-0 15. Nd2 Na5 16. Rab1 Bh6 17. Rfd1 b5 18. g3 Rc7 19. Nb3 Nc4 20. Rd5 Nb6 21. Rdd1 Rb8 22. Na5 Na4 23. c4 bxc4 24. Nxc4 Bg7 25. Rdc1 Rbc8 26. Re1 Rb8 27. Ne3 Ra7 28. Kg2 Nc5 29. Kf3 Rxb2 30. Rxb2 Bxb2 31. Rb1 Bd4 32. Rb4 Ne6 33. Nc2 Bc5 34. Ra4 a5 35. Bc4 Ng5+ 36. Ke2 Nxe4 37. Bxf7+ Kxf7 38. Rxe4 Rb7 39. Ra4 Rb2 40. Kd3 Bb6 41. Kc3 Rb5 42. f4 Rh5 43. h4 Bf2 44. Nd4 Bxg3 45. Nf3 Bxh4 46. Nxh4 Rxh4 47. Rxa5 Rxf4 48. a4 h5 0-1

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "2002.03.26"]
[Round "5"]
[White "Rosito, Jorge"]
[Black "Herrero, Luis"]
[Result "1/2-1/2"]
[ECO "C42"]
[WhiteElo "2424"]
[BlackElo "2210"]
[PlyCount "62"]
[EventDate "2002.03.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 087 Extra"]
[Source "ChessBase"]
[SourceDate "2002.05.03"]
[SourceVersion "2"]
[SourceVersionDate "2002.08.09"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Bd6 7. 0-0 0-0 8. c4 c6 9. Qc2 Na6 10. a3 Re8 11. Nc3 Bg4 12. Nxe4 dxe4 13. Bxe4 Bxf3 14. Bxf3 Qh4 15. g3 Qxd4 16. Be3 Qf6 17. Be4 g6 18. b4 Nc7 19. Rad1 a5 20. c5 Bf8 21. Rd7 axb4 22. axb4 Re7 23. Rxe7 Qxe7 24. Rd1 Rd8 25. Rxd8 Qxd8 26. Qc4 Qd7 27. Kg2 Bg7 28. Bf4 Ne6 29. Be3 Bd4 30. Bh6 Bg7 31. Be3 Bd4 1/2-1/2

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "2002.03.25"]
[Round "4"]
[White "Herrero, Luis"]
[Black "Leskovar, Mario Leopoldo"]
[Result "1-0"]
[ECO "C41"]
[WhiteElo "2210"]
[BlackElo "2375"]
[PlyCount "121"]
[EventDate "2002.03.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 087 Extra"]
[Source "ChessBase"]
[SourceDate "2002.05.03"]
[SourceVersion "2"]
[SourceVersionDate "2002.08.09"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Qxd4 Nf6 5. Nc3 Be7 6. Bg5 0-0 7. 0-0-0 Nc6 8. Qd2 a6 9. h3 b5 10. Bxf6 Bxf6 11. Nd5 Be6 12. Nxf6+ Qxf6 13. Nd4 Nxd4 14. Qxd4 Qf4+ 15. Kb1 c5 16. Qd2 Qxe4 17. Qxd6 Qa4 18. b3 Qa3 19. Be2 h6 20. Bg4 Rad8 21. Qxd8 Bxg4 22. hxg4 Rxd8 23. Rxd8+ Kh7 24. g5 c4 25. Rc8 a5 26. gxh6 a4 27. hxg7+ Kxg7 28. Rh3 Qd6 29. Rg3+ Kf6 30. Rf3+ Ke7 31. Re3+ Kd7 32. Ree8 Qd1+ 33. Kb2 Qd4+ 34. Ka3 Qxf2 35. bxc4 bxc4 36. Red8+ Ke7 37. Re8+ Kd7 38. Red8+ Ke7 39. Re8+ Kd6 40. Rxc4 Kd5 41. Ree4 Qxg2 42. Red4+ Ke5 43. Kxa4 f5 44. Kb3 Qb7+ 45. Rb4 Qh1 46. Kb2 Qg2 47. a4 Qa8 48. Ka3 Qf3+ 49. Rd3 Qc6 50. Re3+ Kf6 51. Kb2 Qc5 52. Rbb3 Qd4+ 53. Ka3 Qc5+ 54. Kb2 Qd4+ 55. Ka3 f4 56. Red3 Qa1+ 57. Kb4 Qe1+ 58. Ka3 Kg5 59. Rdc3 Kg4 60. Ka2 Qe6 61. a5 1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "2002.03.24"]
[Round "3"]
[White "Piscicelli, Daniel Orlando"]
[Black "Herrero, Luis"]
[Result "0-1"]
[ECO "D11"]
[WhiteElo "2388"]
[BlackElo "2210"]
[PlyCount "88"]
[EventDate "2002.03.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 087 Extra"]
[Source "ChessBase"]
[SourceDate "2002.05.03"]
[SourceVersion "2"]
[SourceVersionDate "2002.08.09"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 d5 3. d4 Bf5 4. c4 c6 5. Qb3 Qb6 6. c5 Qxb3 7. axb3 Bxb1 8. Rxb1 Nfd7 9. Bf4 f6 10. Bxb8 Nxb8 11. e3 e5 12. b4 e4 13. Nd2 b5 14. Ra1 Be7 15. Bh3 Kf7 16. Ke2 a6 17. f3 exf3+ 18. Nxf3 Ra7 19. Rhf1 Ke8 20. Kd3 g6 21. Rfe1 f5 22. g4 fxg4 23. Bxg4 Rf8 24. Rf1 Bf6 25. Nd2 Bg5 26. Nf3 Bf6 27. Rae1 Raf7 28. Be6 Re7 29. Bh3 Ref7 30. e4 dxe4+ 31. Rxe4+ Be7 32. Ke2 Kd8 33. Ne5 Rxf1 34. Bxf1 Bf6 35. Bh3 Bxe5 36. dxe5 Ke7 37. Rd4 g5 38. Rd6 Rf4 39. Rh6 g4 40. Rxh7+ Ke6 41. Bg2 Rxb4 42. Rb7 Rxb2+ 43. Kf1 Nd7 44. Bxc6 Nxc5 0-1

[Event "Mar del Plata-ch KO"]
[Site "Mar del Plata"]
[Date "2001.11.14"]
[Round "3.2"]
[White "Herrero, Luis"]
[Black "Kanefsck, Gustavo"]
[Result "0-1"]
[ECO "E83"]
[WhiteElo "2210"]
[BlackElo "2396"]
[PlyCount "46"]
[EventDate "2001.10.31"]
[EventType "k.o."]
[EventRounds "5"]
[EventCountry "ARG"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 Nc6 7. Qd2 a6 8. Bd3 Rb8 9. Nge2 Nd7 10. Bh6 e5 11. Bxg7 Kxg7 12. d5 Nd4 13. Nxd4 exd4 14. Ne2 Qf6 15. Bb1 c5 16. dxc6 bxc6 17. Nxd4 Ne5 18. Qc3 c5 19. Nb3 Rb4 20. Bd3 Be6 21. Rc1 Bxc4 22. Bxc4 Rxc4 23. Qa5 Nd3+ 0-1

[Event "Mar del Plata-ch KO"]
[Site "Mar del Plata"]
[Date "2001.11.12"]
[Round "3.1"]
[White "Kanefsck, Gustavo"]
[Black "Herrero, Luis"]
[Result "1/2-1/2"]
[ECO "B02"]
[WhiteElo "2396"]
[BlackElo "2210"]
[PlyCount "65"]
[EventDate "2001.10.31"]
[EventType "k.o."]
[EventRounds "5"]
[EventCountry "ARG"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. Nc3 c6 4. Qf3 Qc7 5. d4 Nxc3 6. bxc3 d5 7. Bd3 e6 8. Nh3 b6 9. Nf4 Ba6 10. Nh5 Bxd3 11. cxd3 Nd7 12. 0-0 Qd8 13. c4 Qh4 14. Be3 g6 15. Nf4 h5 16. cxd5 cxd5 17. Nxd5 exd5 18. Qxd5 Rd8 19. e6 fxe6 20. Qxe6+ Qe7 21. Qxg6+ Qf7 22. Qe4+ Be7 23. Bg5 Rg8 24. Bxe7 Qxe7 25. Qc6 Kf8 26. Rae1 Nb8 27. Qc4 Qg5 28. Qb4+ Kf7 29. Qc4+ Qd5 30. Qc7+ Nd7 31. Re4 Rc8 32. Qf4+ Nf6 33. Rfe1 1/2-1/2

[Event "Mar del Plata-ch KO"]
[Site "Mar del Plata"]
[Date "2001.11.07"]
[Round "2.2"]
[White "Herrero, Luis"]
[Black "Romero, Martin"]
[Result "1/2-1/2"]
[ECO "B45"]
[WhiteElo "2210"]
[BlackElo "2185"]
[PlyCount "19"]
[EventDate "2001.10.31"]
[EventType "k.o."]
[EventRounds "5"]
[EventCountry "ARG"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Ndb5 Bb4 7. a3 Bxc3+ 8. Nxc3 d5 9. exd5 exd5 10. Bd3 1/2-1/2

[Event "Mar del Plata-ch KO"]
[Site "Mar del Plata"]
[Date "2001.11.05"]
[Round "2.1"]
[White "Romero, Martin"]
[Black "Herrero, Luis"]
[Result "0-1"]
[ECO "A34"]
[WhiteElo "2185"]
[BlackElo "2210"]
[PlyCount "68"]
[EventDate "2001.10.31"]
[EventType "k.o."]
[EventRounds "5"]
[EventCountry "ARG"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 Nf6 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Nc6 6. 0-0 e5 7. Nc3 Nc7 8. d3 Be7 9. Be3 0-0 10. Nd2 Bd7 11. Nc4 f6 12. Ne4 b6 13. Qb3 Kh8 14. a3 Rc8 15. Ncd6 Bxd6 16. Nxd6 Be6 17. Qa4 Nd4 18. Nxc8 Bb3 19. Qxa7 Nxe2+ 20. Kh1 Qxc8 21. Qxb6 Bd5 22. Qxc5 Qa8 23. f3 Ne6 24. Qa7 Qc6 25. Rf2 N6d4 26. Rxe2 Nxe2 27. Qc5 Qa8 28. Re1 Bxf3 29. Rxe2 Bxg2+ 30. Rxg2 Rc8 31. Qb4 Qf3 32. Qe4 Qd1+ 33. Rg1 Qe2 34. Rc1 Rxc1+ 0-1

[Event "Mar del Plata-ch KO"]
[Site "Mar del Plata"]
[Date "2001.10.31"]
[Round "1.2"]
[White "Herrero, Luis"]
[Black "Mazza, Sebastian"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "2210"]
[PlyCount "51"]
[EventDate "2001.10.31"]
[EventType "k.o."]
[EventRounds "5"]
[EventCountry "ARG"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 e6 4. Nc3 Nf6 5. cxd5 exd5 6. Bg5 Be6 7. e3 Bd6 8. Bd3 Nbd7 9. Qc2 Qc7 10. 0-0-0 0-0-0 11. Kb1 Kb8 12. Rc1 h6 13. Bh4 g5 14. Bg3 Bxg3 15. hxg3 Ne8 16. Nxg5 Nd6 17. Nh3 Nb6 18. Nf4 Nbc4 19. Ka1 Bc8 20. b3 Nb6 21. Ncxd5 Nxd5 22. Nxd5 Qa5 23. Nf4 h5 24. Qc5 Qxc5 25. Rxc5 f5 26. Rxh5 1-0

[Event "Mar del Plata-ch KO"]
[Site "Mar del Plata"]
[Date "2001.10.29"]
[Round "1.1"]
[White "Mazza, Sebastian"]
[Black "Herrero, Luis"]
[Result "0-1"]
[ECO "B13"]
[BlackElo "2210"]
[PlyCount "116"]
[EventDate "2001.10.31"]
[EventType "k.o."]
[EventRounds "5"]
[EventCountry "ARG"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 c5 3. e3 cxd4 4. exd4 d5 5. Bb5+ Bd7 6. Bxd7+ Nbxd7 7. 0-0 e6 8. c3 Bd6 9. Re1 Qc7 10. h3 0-0 11. Nbd2 b5 12. Qe2 Rab8 13. Ne5 Rfc8 14. Ndf3 b4 15. Ng5 Bxe5 16. dxe5 Ne4 17. Nxe4 dxe4 18. Qxe4 bxc3 19. bxc3 Qxc3 20. Be3 Rb4 21. Qf3 Nxe5 22. Qe2 Qc7 23. Bxa7 Qxa7 24. Qxe5 Rc2 25. Qe3 Qxe3 26. Rxe3 Rbb2 27. Rb3 Rxf2 28. Rxb2 Rxb2 29. a4 Kf8 30. Rc1 Ra2 31. Rc8+ Ke7 32. Rc7+ Kf6 33. Ra7 g5 34. a5 h5 35. a6 Kg6 36. Ra8 f6 37. g4 hxg4 38. hxg4 f5 39. a7 Kg7 40. Re8 Rxa7 41. Rxe6 f4 42. Rb6 Ra3 43. Rb7+ Kf6 44. Rb6+ Ke7 45. Rg6 Rg3+ 46. Kf2 Rxg4 47. Kf3 Rg3+ 48. Ke4 Re3+ 49. Kd4 Rg3 50. Ke4 f3 51. Ke3 g4 52. Ra6 Rg2 53. Ra7+ Kf6 54. Ra6+ Kg5 55. Ra5+ Kh4 56. Ra8 Kg3 57. Rf8 Re2+ 58. Kd3 Re7 0-1

[Event "Mar del Plata-ch Primera"]
[Site "Mar del Plata"]
[Date "2001.10.28"]
[Round "6"]
[White "Herrero, Luis"]
[Black "Forestani, Andres Luis"]
[Result "0-1"]
[ECO "A02"]
[WhiteElo "2210"]
[BlackElo "2211"]
[PlyCount "112"]
[EventDate "2001.09.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. f4 b6 2. Nf3 Bb7 3. e3 e6 4. Be2 Nf6 5. 0-0 Be7 6. b3 0-0 7. Bb2 a5 8. a4 d6 9. d3 Nd5 10. Qc1 Bf6 11. Bxf6 Qxf6 12. d4 Nd7 13. Qd2 Rad8 14. Na3 Qe7 15. Nc4 N7f6 16. Rae1 Ne4 17. Qc1 f5 18. Nfd2 Ndc3 19. Bf3 Ba6 20. Bxe4 Nxe4 21. Nxe4 fxe4 22. Rf2 Rf6 23. Nd2 d5 24. c4 Rf7 25. c5 bxc5 26. dxc5 Rb8 27. Qc3 Rb4 28. Nb1 Bd3 29. Na3 Qf6 30. Qxf6 gxf6 31. Rb2 c6 32. Nb1 Rfb7 33. Nd2 Rxa4 34. Rc1 Rab4 35. Ra2 Ra7 36. Rca1 Rb5 37. Rc1 e5 38. g3 Kf7 39. Kf2 Ke6 40. h3 d4 41. Ra4 Kd5 42. Nc4 Rxb3 43. Nb6+ Ke6 44. exd4 Rb2+ 45. Kg1 Bb5 46. d5+ cxd5 47. f5+ Kxf5 48. c6 Bxa4 49. Nxa4 Rb4 50. Nc5 Rc4 51. Rxc4 dxc4 52. Nb7 c3 53. c7 Ra8 54. Nd6+ Ke6 55. c8Q+ Rxc8 56. Nxc8 c2 0-1

[Event "Mar del Plata-ch Primera"]
[Site "Mar del Plata"]
[Date "2001.10.05"]
[Round "9"]
[White "Olazabal, Felix Pedro"]
[Black "Herrero, Luis"]
[Result "0-1"]
[ECO "B14"]
[WhiteElo "2038"]
[BlackElo "2210"]
[PlyCount "58"]
[EventDate "2001.09.18"]
[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 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 g6 6. Nf3 Bg7 7. cxd5 0-0 8. Qb3 Nbd7 9. Bf4 Nb6 10. d6 exd6 11. Be2 Nh5 12. Be3 Be6 13. Qc2 Rc8 14. Qe4 Nc4 15. Bxc4 Bxc4 16. Qxb7 Rb8 17. Qc6 d5 18. 0-0-0 Bxa2 19. Qa6 Bc4 20. Qxa7 Qd6 21. Nd2 Bd3 22. Nb3 Nf4 23. Nc5 Bf5 24. Qa6 Rb6 25. Qa3 Rc8 26. N3a4 Rcb8 27. Bxf4 Qxf4+ 28. Qe3 Bh6 29. Kd2 Qh4 0-1

[Event "Mar del Plata-ch Primera"]
[Site "Mar del Plata"]
[Date "2001.10.03"]
[Round "8"]
[White "Herrero, Luis"]
[Black "Corsi Ferrari, Alejandro"]
[Result "0-1"]
[ECO "E76"]
[WhiteElo "2210"]
[BlackElo "2160"]
[PlyCount "68"]
[EventDate "2001.09.18"]
[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 g6 3. Nc3 Bg7 4. e4 d6 5. f4 0-0 6. Nf3 c5 7. dxc5 Qa5 8. Bd3 Qxc5 9. Qe2 Nc6 10. Be3 Qa5 11. h3 Nh5 12. Kf2 f5 13. exf5 Bxf5 14. Bxf5 Rxf5 15. g4 Nxf4 16. Qd2 Nd3+ 17. Qxd3 Rxf3+ 18. Ke2 Nd4+ 19. Bxd4 Rxd3 20. Kxd3 Bxd4 21. Kxd4 Qb6+ 22. Kd3 Qxb2 23. Rab1 Qg2 24. Nd5 b5 25. Nxe7+ Kf7 26. Rbe1 bxc4+ 27. Kxc4 Qxa2+ 28. Kd4 Rb8 29. Rhf1+ Kg7 30. Nc6 Qd2+ 31. Kc4 Rc8 32. Re7+ Kg8 33. Rff7 Rxc6+ 34. Kb5 Qd5+ 0-1

[Event "Mar del Plata-ch Primera"]
[Site "Mar del Plata"]
[Date "2001.10.01"]
[Round "7"]
[White "Schmit, Aaron"]
[Black "Herrero, Luis"]
[Result "0-1"]
[ECO "B06"]
[BlackElo "2210"]
[PlyCount "38"]
[EventDate "2001.09.18"]
[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 g6 2. d4 Bg7 3. h4 h5 4. Bc4 d6 5. Bg5 c5 6. Qf3 Nf6 7. dxc5 Qa5+ 8. Nd2 Qxc5 9. Qb3 0-0 10. 0-0-0 Nc6 11. Be3 Qa5 12. f3 Rb8 13. Qb5 Qc7 14. Qg5 b5 15. Bb3 Na5 16. Ne2 Nc4 17. Nc3 Nh7 18. Nxb5 Rxb5 19. Qxb5 Bxb2+ 0-1

[Event "Mar del Plata-ch Primera"]
[Site "Mar del Plata"]
[Date "2001.09.26"]
[Round "5"]
[White "Herrero, Luis"]
[Black "Fernandez, Jorge Daniel"]
[Result "0-1"]
[ECO "A03"]
[WhiteElo "2210"]
[BlackElo "2180"]
[PlyCount "112"]
[EventDate "2001.09.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. f4 d5 2. Nf3 Nf6 3. e3 g6 4. b3 Bg7 5. Bb2 0-0 6. Be2 c5 7. 0-0 Nc6 8. d3 Qc7 9. Ne5 Ne8 10. d4 Nd6 11. Nc3 e6 12. Nb5 Nxb5 13. Bxb5 Nxe5 14. fxe5 Qb6 15. Be2 cxd4 16. exd4 Bxe5 17. Kh1 Bg7 18. Rf4 Qd6 19. Qf1 e5 20. dxe5 Bxe5 21. Bxe5 Qxe5 22. Bd3 Bd7 23. Re1 Qd6 24. Qf2 Bc6 25. Rf6 Qc7 26. Rf1 Rad8 27. h4 Rd6 28. Qf4 Rd7 29. Qg4 Qd8 30. Qf4 Qb8 31. Qf2 Rd6 32. h5 Rxf6 33. Qxf6 Qd8 34. Qd4 f5 35. h6 Qf6 36. Qf4 Re8 37. Rf2 Re1+ 38. Kh2 Qe5 39. Qxe5 Rxe5 40. Re2 Rxe2 41. Bxe2 Kf7 42. g4 fxg4 43. Bxg4 Kf6 44. Kg3 Kg5 45. Be6 Kxh6 46. Kg4 Kg7 47. c3 Kf6 48. Bc8 h6 49. b4 b6 50. a3 Ke5 51. Ba6 Bd7+ 52. Kg3 g5 53. Be2 Ke4 54. Kf2 Kf4 55. Bf3 Be6 56. a4 g4 0-1

[Event "Mar del Plata-ch Primera"]
[Site "Mar del Plata"]
[Date "2001.09.24"]
[Round "4"]
[White "Palermo, Vicente"]
[Black "Herrero, Luis"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "2266"]
[BlackElo "2210"]
[PlyCount "146"]
[EventDate "2001.09.18"]
[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 c5 2. d5 Nf6 3. g3 e6 4. Nc3 b5 5. Bg2 Bb7 6. e4 b4 7. Nb1 exd5 8. exd5 d6 9. Ne2 g6 10. b3 Bg7 11. Bb2 0-0 12. 0-0 Re8 13. h4 Qe7 14. Nf4 Ba6 15. Nd3 Nbd7 16. a3 Bxd3 17. Qxd3 Qe2 18. Qd1 a5 19. Nd2 Nb6 20. Bf3 Qxd1 21. Rfxd1 bxa3 22. Rxa3 a4 23. Nc4 Nxc4 24. bxc4 Reb8 25. Bc3 Nd7 26. Bxg7 Kxg7 27. Rda1 Rb2 28. Be4 Nb6 29. Bd3 Rb4 30. c3 Rb2 31. R1a2 Rxa2 32. Rxa2 a3 33. Kf1 Nd7 34. f4 h6 35. Kf2 Kf6 36. Kf3 g5 37. hxg5+ hxg5 38. Kg4 gxf4 39. gxf4 Nf8 40. Kf3 Ng6 41. Be2 Nh4+ 42. Kg3 Nf5+ 43. Kf2 Ne7 44. Bd3 Nc8 45. Kf3 Nb6 46. Kf2 Ra4 47. Ke3 Nxc4+ 48. Bxc4 Rxc4 49. Rxa3 Kf5 50. Ra6 Rxc3+ 51. Kd2 Rc4 52. Rxd6 Rxf4 53. Rd7 f6 54. Ke3 Rd4 55. d6 Ke6 56. Rc7 Kxd6 57. Rf7 Ke6 58. Rc7 Rd5 59. Ke4 Re5+ 60. Kf4 Kd5 61. Rd7+ Kc4 62. Rd6 Re1 63. Kf3 Kc3 64. Kf2 Re8 65. Rxf6 c4 66. Rc6 Kd3 67. Rd6+ Kc2 68. Rc6 c3 69. Rc7 Kd2 70. Rd7+ Kc1 71. Rc7 c2 72. Rb7 Ra8 73. Ke2 Ra2 0-1

[Event "Mar del Plata-ch Primera"]
[Site "Mar del Plata"]
[Date "2001.09.21"]
[Round "3"]
[White "Fernandez, Alejandro"]
[Black "Herrero, Luis"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "2065"]
[BlackElo "2210"]
[PlyCount "121"]
[EventDate "2001.09.18"]
[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 c6 2. d4 d5 3. e5 c5 4. dxc5 e6 5. Nf3 Bxc5 6. Be2 Ne7 7. 0-0 0-0 8. c4 Nbc6 9. Nc3 dxc4 10. Bxc4 Ng6 11. Qxd8 Rxd8 12. Bg5 Rf8 13. Rfe1 h6 14. Bd2 Nd4 15. Na4 Nxf3+ 16. gxf3 Nh4 17. Nxc5 Nxf3+ 18. Kg2 Nxd2 19. Bd3 b6 20. Rad1 bxc5 21. Rxd2 Bb7+ 22. Be4 Rad8 23. Rc2 Bxe4+ 24. Rxe4 Rd4 25. Re3 Rb8 26. Rec3 c4 27. Ra3 Rb7 28. f3 Rbd7 29. Kg3 g5 30. Rac3 Rc7 31. b3 cxb3 32. axb3 Rxc3 33. Rxc3 a5 34. Kf2 a4 35. bxa4 Rxa4 36. Rc5 Kg7 37. Kg3 h5 38. Rb5 Rd4 39. Rb3 Kg6 40. Ra3 Rf4 41. Rb3 h4+ 42. Kg2 Rf5 43. Re3 Kg7 44. Kh3 Rf4 45. Rb3 Kf8 46. Kg2 Ke7 47. Rb7+ Kd8 48. Ra7 Rf5 49. Rb7 Ke8 50. Rb8+ Ke7 51. Rb5 Kf8 52. h3 Kg7 53. Kf2 Kg6 54. Ke3 f6 55. Ke4 Rxe5+ 56. Rxe5 fxe5 57. Kxe5 Kf7 58. Ke4 Kf6 59. f4 gxf4 60. Kxf4 e5+ 61. Kg4 1/2-1/2

[Event "Mar del Plata-ch Primera"]
[Site "Mar del Plata"]
[Date "2001.09.19"]
[Round "2"]
[White "Herrero, Luis"]
[Black "Elias, Alejandro"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "2210"]
[PlyCount "125"]
[EventDate "2001.09.18"]
[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. Nc3 Bb4 4. exd5 exd5 5. Bd3 c6 6. Nge2 Ne7 7. Bf4 Bf5 8. 0-0 Bd6 9. Bxd6 Qxd6 10. Ng3 Bxd3 11. Qxd3 0-0 12. Rfe1 Na6 13. Re3 Rae8 14. Rae1 Nc7 15. a3 Ng6 16. Rxe8 Rxe8 17. Rxe8+ Nxe8 18. Qe3 Qe7 19. Nf5 Qxe3 20. fxe3 Kf8 21. e4 dxe4 22. Nxe4 Ne7 23. Nfd6 b5 24. Nxe8 Kxe8 25. Nd6+ Kf8 26. Kf2 Nd5 27. c4 bxc4 28. Nxc4 f6 29. Nd6 Nb6 30. b3 g6 31. Nc4 Nxc4 32. bxc4 Ke7 33. h4 h5 34. Kf3 Ke6 35. Kf4 Kd6 36. g4 hxg4 37. Kxg4 Ke6 38. Kf4 a6 39. Kg4 c5 40. d5+ Ke5 41. h5 f5+ 42. Kg5 gxh5 43. Kxh5 f4 44. Kg4 Ke4 45. d6 f3 46. d7 f2 47. d8Q f1Q 48. Qd5+ Ke3 49. Qxc5+ Kd3 50. Qd6+ Kc3 51. Qb4+ Kd4 52. Qd6+ Kc3 53. c5 Qc4+ 54. Kf5 Qf1+ 55. Ke6 Qh3+ 56. Ke7 Qh7+ 57. Kd8 Qg8+ 58. Kc7 Qf7+ 59. Kb6 Qb3+ 60. Ka7 a5 61. Qg3+ Kc4 62. Qxb3+ Kxb3 63. c6 1-0

[Event "Mar del Plata-ch Primera"]
[Site "Mar del Plata"]
[Date "2001.09.17"]
[Round "1"]
[White "Mazza, Sebastian"]
[Black "Herrero, Luis"]
[Result "1/2-1/2"]
[ECO "A38"]
[BlackElo "2210"]
[PlyCount "24"]
[EventDate "2001.09.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 c5 3. c4 Nc6 4. Bg2 g6 5. Nc3 Bg7 6. 0-0 0-0 7. d3 d5 8. cxd5 Nxd5 9. Nxd5 Qxd5 10. Nd2 Qh5 11. e3 Bg4 12. f3 Bh3 1/2-1/2

[Event "ARG-ch U26"]
[Site "Argentina"]
[Date "1997.??.??"]
[Round "?"]
[White "Felgaer, Ruben Alejandro"]
[Black "Herrero, Luis"]
[Result "1-0"]
[ECO "B45"]
[WhiteElo "2265"]
[PlyCount "53"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Ndb5 Bb4 7. a3 Bxc3+ 8. Nxc3 d5 9. exd5 exd5 10. Bd3 d4 11. Ne2 0-0 12. 0-0 Qd5 13. Nf4 Qd6 14. Nh5 Nxh5 15. Qxh5 h6 16. Bd2 Bd7 17. f4 Rfe8 18. Rf3 Ne7 19. Rg3 Qf6 20. f5 Kh8 21. Bg5 Qe5 22. Bxh6 g6 23. Bf4+ gxh5 24. Bxe5+ Kh7 25. Rg7+ Kh6 26. Rxf7 Nd5 27. Bg7+ 1-0

[Event "ARG-ch U26"]
[Site "Argentina"]
[Date "1997.??.??"]
[Round "?"]
[White "Herrero, Luis"]
[Black "Alonso, Rodolfo"]
[Result "0-1"]
[ECO "C42"]
[BlackElo "2190"]
[PlyCount "44"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Bc4 Nxe4 4. Nxe5 d5 5. Qf3 Be6 6. d4 Nd7 7. Nxd7 Qxd7 8. Bd3 Nf6 9. Bf4 0-0-0 10. h3 Re8 11. 0-0 Bd6 12. Bxd6 Qxd6 13. Nc3 Kb8 14. Rfb1 Qd8 15. a4 g5 16. Bf5 h5 17. Bxe6 fxe6 18. Qd3 h4 19. f3 Nh5 20. a5 Nf4 21. Qb5 Qd6 22. Ne2 a6 0-1

[Event "ARG-ch U26"]
[Site "Argentina"]
[Date "1997.??.??"]
[Round "?"]
[White "Herrero, Luis"]
[Black "Campitelli, Guillermo"]
[Result "1-0"]
[ECO "C00"]
[BlackElo "2185"]
[PlyCount "59"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d3 e6 4. g3 d5 5. Nbd2 Nf6 6. Bg2 Be7 7. 0-0 b6 8. Re1 Qc7 9. Nf1 Bb7 10. Bf4 e5 11. Nxe5 Nxe5 12. exd5 Nfd7 13. Qh5 g5 14. Bxe5 Nxe5 15. d6 Bxd6 16. Bxb7 Qxb7 17. Qxg5 Kd7 18. Qf5+ Kc6 19. Rxe5 Bxe5 20. Qe4+ Kc7 21. Qxe5+ Kc6 22. Qf6+ Kb5 23. a4+ Ka6 24. a5 Qd7 25. Nd2 Kb7 26. Nc4 b5 27. Re1 Rhe8 28. Nd6+ Kc7 29. Nxe8+ Rxe8 30. Re5 1-0

[Event "ARG-ch U26"]
[Site "Argentina"]
[Date "1997.??.??"]
[Round "?"]
[White "Herrero, Luis"]
[Black "De Dovitiis, Alejo"]
[Result "0-1"]
[ECO "A08"]
[BlackElo "2310"]
[PlyCount "58"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d3 d5 4. Nbd2 Nc6 5. g3 g6 6. Bg2 Bg7 7. 0-0 Nge7 8. c3 b6 9. Qa4 0-0 10. Re1 Qd7 11. Nf1 Bb7 12. Qc2 d4 13. c4 e5 14. Nh4 f5 15. exf5 Nb4 16. Qe2 Bxg2 17. Kxg2 Nxf5 18. Nf3 Qb7 19. a3 Nc2 20. Qxc2 Qxf3+ 21. Kg1 Nd6 22. Qe2 Qxe2 23. Rxe2 Rf3 24. Rd2 Raf8 25. h4 e4 26. dxe4 Nxe4 27. Re2 Nxf2 28. Bf4 Nh3+ 29. Kg2 R3xf4 0-1

[Event "ARG-ch U26"]
[Site "Argentina"]
[Date "1997.??.??"]
[Round "?"]
[White "Herrero, Luis"]
[Black "Gracia, Martin"]
[Result "1/2-1/2"]
[ECO "A08"]
[PlyCount "181"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e6 2. d3 d5 3. Nd2 g6 4. g3 Bg7 5. Bg2 Ne7 6. Ngf3 c5 7. 0-0 0-0 8. Re1 Nbc6 9. c3 dxe4 10. dxe4 b6 11. h4 Bb7 12. Qc2 Qc7 13. Nf1 Rad8 14. Bf4 Qd7 15. Rad1 Qc8 16. Rxd8 Rxd8 17. N1h2 Rd7 18. Bh3 Qf8 19. Qc1 Rd8 20. Ng4 Bc8 21. Bh6 Kh8 22. Bg5 f6 23. Bh6 e5 24. Bxg7+ Qxg7 25. Kg2 h5 26. Ne3 Bxh3+ 27. Kxh3 Qf7 28. Rd1 Qe6+ 29. Kg2 Rd6 30. Nd5 Ng8 31. Nd2 Rd7 32. Nc4 Kg7 33. Nce3 Nce7 34. Rd2 f5 35. f3 fxe4 36. fxe4 Nf6 37. Nxf6 Kxf6 38. Rf2+ Kg7 39. Qf1 Nc6 40. Nd5 Rf7 41. Rxf7+ Qxf7 42. Qxf7+ Kxf7 43. Kf3 Ke6 44. g4 Ne7 45. Ne3 Kf6 46. Nf1 Ng8 47. gxh5 gxh5 48. Ng3 Kg6 49. Ke3 Ne7 50. a4 a6 51. Kd3 b5 52. Kc2 Kf7 53. axb5 axb5 54. Kb3 Nc6 55. Nxh5 Na5+ 56. Kc2 Nc4 57. Ng3 Ne3+ 58. Kb3 Kg6 59. Ka3 Nc4+ 60. Ka2 Ne3 61. Kb1 Kf6 62. Kc1 Kg6 63. b3 Ng2 64. Nf5 Nf4 65. Kd2 Kh5 66. b4 cxb4 67. cxb4 Ne6 68. Kc2 Kg4 69. Kc3 Kf4 70. Nd6 Nd4 71. Nf7 Nf3 72. h5 Ng5 73. Nd6 Kg4 74. h6 Kh5 75. h7 Nxh7 76. Nxb5 Nf6 77. Nd6 Kg6 78. Kc4 Nd7 79. Kd5 Kf6 80. Nc8 Kf7 81. Kd6 Ke8 82. Kc7 Nf6 83. Nd6+ Ke7 84. b5 Nd7 85. Nf5+ Ke6 86. b6 Nc5 87. Ng3 Na6+ 88. Kc8 Kf6 89. b7 Kg5 90. Nf5 Kf4 91. b8Q 1/2-1/2

[Event "ARG-ch U26"]
[Site "Argentina"]
[Date "1997.??.??"]
[Round "?"]
[White "Herrero, Luis"]
[Black "Robledo, Nestor Daniel"]
[Result "1-0"]
[ECO "C01"]
[BlackElo "2280"]
[PlyCount "61"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[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. exd5 exd5 5. Qf3 Qe7+ 6. Be3 Nf6 7. h3 Nc6 8. Nge2 Bxc3+ 9. bxc3 Ne4 10. Nf4 Nxc3 11. Nxd5 Nxd5 12. Qxd5 Qb4+ 13. Kd1 Be6 14. Qb5 Qc3 15. Rb1 Rd8 16. Bd3 Bxa2 17. Rb2 Be6 18. Qxb7 0-0 19. Bd2 Qxd4 20. Qxc6 Qxb2 21. Re1 Rfe8 22. Re3 Qb6 23. Qe4 f5 24. Qh4 Qd6 25. g4 Rf8 26. Bc3 Rde8 27. Qg5 Qd7 28. Kc1 g6 29. gxf5 Bxf5 30. Bc4+ Rf7 31. Qf6 1-0

[Event "ARG-ch U26"]
[Site "Argentina"]
[Date "1997.??.??"]
[Round "?"]
[White "Rocabado, Fernando"]
[Black "Herrero, Luis"]
[Result "1-0"]
[ECO "A55"]
[WhiteElo "2215"]
[PlyCount "51"]
[EventDate "1997.??.??"]
[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. Nf3 d6 3. c4 Nbd7 4. Nc3 c6 5. e4 e5 6. Be2 Be7 7. 0-0 0-0 8. d5 Qc7 9. Nd2 a6 10. a4 Re8 11. a5 cxd5 12. cxd5 b5 13. axb6 Qxb6 14. Nc4 Qc7 15. Be3 Nc5 16. Bxc5 Qxc5 17. Ra5 Qb4 18. Ra4 Qc5 19. Ra5 Qb4 20. Ra4 Qc5 21. Qa1 Rb8 22. Ne3 Rb4 23. Bxa6 Bxa6 24. Rxa6 Nxe4 25. Rc6 Qd4 26. Nf5 1-0

[Event "ARG-ch U26"]
[Site "Argentina"]
[Date "1997.??.??"]
[Round "?"]
[White "Scarpa, Joaquin"]
[Black "Herrero, Luis"]
[Result "1-0"]
[ECO "B45"]
[WhiteElo "2260"]
[PlyCount "95"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Ndb5 Bb4 7. a3 Bxc3+ 8. Nxc3 d5 9. exd5 exd5 10. Bd3 d4 11. Ne2 0-0 12. 0-0 Qd5 13. Nf4 Qd6 14. Nh5 Nxh5 15. Qxh5 h6 16. Re1 Bd7 17. Bd2 Rfe8 18. f4 Qf6 19. Qd5 Be6 20. Qb5 Rab8 21. Re2 a6 22. Qc5 Bg4 23. Ree1 Rbd8 24. h3 Bc8 25. Qh5 Ne7 26. Re2 Nf5 27. Rae1 Rxe2 28. Qxe2 Bd7 29. Qe5 Qxe5 30. Rxe5 g6 31. Rd5 Ne7 32. Rxd4 Nc6 33. Rd5 h5 34. Bc3 Be6 35. Rxd8+ Nxd8 36. Bf6 Nc6 37. b4 Kf8 38. Kf2 Ke8 39. Ke3 Kd7 40. c4 Ne7 41. Bxe7 Kxe7 42. h4 Kd6 43. Kd4 Bd7 44. g3 b5 45. c5+ Ke6 46. Be4 Be8 47. Bb7 Bd7 48. c6 1-0

[Event "ARG-ch U26"]
[Site "Argentina"]
[Date "1997.??.??"]
[Round "?"]
[White "Villegas, Israel"]
[Black "Herrero, Luis"]
[Result "0-1"]
[ECO "B15"]
[PlyCount "42"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nf6 5. Ng3 g6 6. c3 Bg7 7. Nf3 0-0 8. Bd3 c5 9. 0-0 cxd4 10. Nxd4 e5 11. Nb3 Nc6 12. Bg5 h6 13. Be3 b6 14. Qd2 Kh7 15. h4 Ng4 16. h5 Qh4 17. Rfe1 Bb7 18. hxg6+ fxg6 19. Bxg6+ Kh8 20. Nf5 Qh2+ 21. Kf1 Ba6+ 0-1

[Event "Mar del Plata 1st Rank"]
[Site "Mar del Plata"]
[Date "1996.??.??"]
[Round "9"]
[White "Acosta, Mariano2222"]
[Black "Herrero, Luis"]
[Result "1-0"]
[ECO "D07"]
[WhiteElo "2110"]
[PlyCount "75"]
[EventDate "1996.??.??"]
[EventType "tourn"]
[EventRounds "10"]
[EventCountry "ARG"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nc6 3. c4 Bg4 4. Nc3 Bxf3 5. gxf3 dxc4 6. d5 Na5 7. Qa4+ c6 8. dxc6 Nxc6 9. Qxc4 e6 10. Bh3 Rc8 11. Be3 Nf6 12. Rd1 Qa5 13. Qb5 Qxb5 14. Nxb5 Bb4+ 15. Kf1 0-0 16. a3 a6 17. axb4 axb5 18. Bc5 Rfd8 19. Kg2 Nd5 20. e3 Ncxb4 21. Bd4 Nc2 22. Kg3 Kf8 23. Be5 Ke7 24. Rd2 f6 25. Rc1 Ncxe3 26. Rxc8 Rxc8 27. fxe3 fxe5 28. Rxd5 exd5 29. Bxc8 b6 30. b4 Kd6 31. Bb7 h6 32. f4 g6 33. Kg4 Ke6 34. Bc6 d4 35. exd4 exd4 36. Bxb5 Kf6 37. h4 Ke6 38. Bd3 1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1996.??.??"]
[Round "1"]
[White "Herrero, Luis"]
[Black "Rosito, Jorge"]
[Result "0-1"]
[ECO "C55"]
[BlackElo "2395"]
[PlyCount "104"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 051 Extra"]
[Source "ChessBase"]
[SourceDate "1996.05.01"]
[SourceVersion "1"]
[SourceVersionDate "1996.05.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. 0-0 0-0 6. Bg5 d6 7. h3 Na5 8. Nbd2 Nxc4 9. Nxc4 Be6 10. Ne3 h6 11. Bh4 g6 12. Nh2 c6 13. Neg4 Nxg4 14. Bxe7 Qxe7 15. Nxg4 f5 16. Nh2 Qh4 17. Nf3 Qh5 18. Nh2 Qh4 19. Nf3 Qf6 20. Qe2 fxe4 21. dxe4 Bxh3 22. gxh3 Qxf3 23. Qxf3 Rxf3 24. Kg2 Raf8 25. Rad1 R3f6 26. Rd2 Kf7 27. Rfd1 Ke7 28. c4 R8f7 29. Kg1 Re6 30. Kg2 g5 31. Rd3 c5 32. Ra3 a6 33. Rb3 Kd8 34. a4 Kc7 35. a5 Rf4 36. f3 h5 37. Rh1 Re7 38. Re1 Rg7 39. Re2 g4 40. fxg4 hxg4 41. Rg3 gxh3+ 42. Kxh3 Rxg3+ 43. Kxg3 Rf1 44. Re3 Rb1 45. Rb3 Rc1 46. Rc3 Rxc3+ 47. bxc3 b6 48. axb6+ Kxb6 49. Kf3 Ka5 50. Kg4 Ka4 51. Kf5 Kb3 52. Ke6 Kxc3 0-1

[Event "Mar del Plata op 23rd"]
[Site "Mar del Plata"]
[Date "1992.04.??"]
[Round "?"]
[White "Gonzalez, Julio Alberto"]
[Black "Herrero, Luis"]
[Result "1-0"]
[ECO "A01"]
[PlyCount "18"]
[EventDate "1992.04.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. b3 a5 2. Bb2 Nf6 3. e3 g6 4. Nf3 Bg7 5. c4 c5 6. Nc3 d6 7. d4 cxd4 8. Nxd4 0-0 9. e4 Nbd7 1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1992.??.??"]
[Round "1"]
[White "Herrero, Luis"]
[Black "Fernandez, J."]
[Result "0-1"]
[ECO "B32"]
[PlyCount "32"]
[EventDate "1992.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. Nf3 Nc6 4. Bc4 Nf6 5. e5 Nxe5 6. Nbd2 Nxc4 7. Nxc4 b5 8. Nce5 d6 9. Nc6 Qb6 10. Ncxd4 e5 11. Qe2 b4 12. a4 Be7 13. a5 Qc5 14. Nb3 Qc6 15. a6 Bg4 16. Nxe5 dxe5 0-1

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1992.??.??"]
[Round "4"]
[White "Vallejos, Oscar Angel"]
[Black "Herrero, Luis"]
[Result "1-0"]
[ECO "D06"]
[PlyCount "73"]
[EventDate "1992.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 Bf5 4. c4 e6 5. cxd5 Nxd5 6. Nbd2 Nf6 7. Qb3 Qc8 8. Ne5 Be7 9. Be2 0-0 10. 0-0 Nbd7 11. Bf3 Rb8 12. Ndc4 c5 13. Nxd7 Nxd7 14. e4 Bg6 15. Bf4 b5 16. Nd6 Qa6 17. e5 Bxd6 18. exd6 cxd4 19. Rac1 Rfc8 20. Rc7 e5 21. Rxd7 exf4 22. Be4 Rc4 23. Bd5 Qc8 24. Re7 Rc1 25. Bxf7+ Kf8 26. Bxg6 Rxf1+ 27. Kxf1 Qc4+ 28. Qxc4 bxc4 29. Bh5 g6 30. Bg4 Rxb2 31. Rxh7 d3 32. g3 Kg8 33. Rc7 Rb4 34. Kg2 d2 35. d7 d1Q 36. Rc8+ Kf7 37. Bxd1 1-0

[Event "Valladolid San Mateo op 04th"]
[Site "Valladolid"]
[Date "1986.09.20"]
[Round "6"]
[White "Hernandez Romero, Juan"]
[Black "Herrero, Luis"]
[Result "1-0"]
[ECO "D35"]
[PlyCount "50"]
[EventDate "1986.09.15"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ESP"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 Nf6 3. Bg5 d5 4. c4 Be7 5. Nc3 Nbd7 6. cxd5 exd5 7. e3 0-0 8. Bd3 c6 9. h4 h6 10. Qc2 Nb6 11. Ne5 Ng4 12. Bf4 Nxe5 13. Bxe5 Bxh4 14. 0-0-0 f5 15. g3 Be7 16. g4 fxg4 17. Rxh6 Bf6 18. Bh7+ Kf7 19. Rxf6+ gxf6 20. Qg6+ Ke7 21. Qg7+ Ke6 22. Qxg4+ Ke7 23. Qg7+ Ke6 24. Rg1 Rf7 25. Bf5+ Ke7 1-0

[Event "Valladolid San Mateo op 04th"]
[Site "Valladolid"]
[Date "1986.09.19"]
[Round "5"]
[White "Herrero, Luis"]
[Black "Lopez Mateos, Francisco Javier"]
[Result "1-0"]
[ECO "A60"]
[PlyCount "49"]
[EventDate "1986.09.15"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ESP"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 Be7 7. e4 Bg4 8. Be2 Nbd7 9. 0-0 0-0 10. Nd2 Bxe2 11. Qxe2 Nb6 12. a4 a5 13. Nb5 Ne8 14. Ra3 f5 15. exf5 Rxf5 16. Qe6+ Rf7 17. Rf3 Bf6 18. Ne4 Nc8 19. Ng5 Qe7 20. Nxf7 Qxf7 21. Re1 Qxe6 22. Rxe6 Nb6 23. b3 Nxd5 24. Nxd6 Rd8 25. Rxe8+ 1-0

[Event "Valladolid San Mateo op 04th"]
[Site "Valladolid"]
[Date "1986.09.18"]
[Round "4"]
[White "Fernandez Villar, Jose Antonio"]
[Black "Herrero, Luis"]
[Result "1-0"]
[ECO "E18"]
[PlyCount "79"]
[EventDate "1986.09.15"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ESP"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. d4 e6 2. c4 Nf6 3. Nf3 b6 4. g3 Bb7 5. Bg2 d5 6. 0-0 Be7 7. Nc3 0-0 8. cxd5 Nxd5 9. Nxd5 exd5 10. Be3 Nd7 11. Rc1 Re8 12. Qb3 Bf6 13. Rc2 Nf8 14. Bf4 Ne6 15. e3 Be7 16. Rfc1 Rc8 17. h4 Nxf4 18. exf4 Bd6 19. Ne5 Bxe5 20. fxe5 c6 21. a4 Re7 22. Qa3 Rcc7 23. a5 Qc8 24. Kh2 Qd8 25. a6 Ba8 26. b4 b5 27. Qa5 Qb8 28. Bxd5 Red7 29. Bxc6 Rxd4 30. Bxa8 Rxc2 31. Rxc2 Qxa8 32. Qxb5 h6 33. Qb7 Qe8 34. Rc8 Rd8 35. Rxd8 Qxd8 36. Qxa7 Qd2 37. Qb6 Qa2 38. a7 Kh7 39. Qd4 h5 40. b5 1-0

[Event "Valladolid San Mateo op 04th"]
[Site "Valladolid"]
[Date "1986.09.17"]
[Round "3"]
[White "Herrero, Luis"]
[Black "Lorite Cruz, Francisco"]
[Result "1/2-1/2"]
[ECO "A75"]
[PlyCount "80"]
[EventDate "1986.09.15"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ESP"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. Nf3 g6 4. Nc3 Bg7 5. d5 d6 6. e4 0-0 7. Be2 e6 8. 0-0 exd5 9. cxd5 Bg4 10. Nd2 Bxe2 11. Qxe2 a6 12. a4 Re8 13. Nc4 Qc7 14. Bf4 Bf8 15. e5 Nh5 16. exd6 Qd8 17. Qf3 Nd7 18. a5 Qf6 19. Bg3 Qd4 20. b3 Nxg3 21. Qxg3 Bg7 22. Rac1 Qf6 23. Rfd1 Bh6 24. Rc2 Bf4 25. Qf3 Rad8 26. Ne4 Qf5 27. Re2 Be5 28. Qxf5 gxf5 29. Nxe5 fxe4 30. Nc4 f5 31. Rde1 Ne5 32. Nxe5 Rxe5 33. f3 Rxd5 34. fxe4 fxe4 35. Rxe4 R8xd6 36. Re8+ Kg7 37. R8e7+ Kg6 38. Rxb7 Rd3 39. Rb1 Rd2 40. Rb6 Kf5 1/2-1/2

[Event "Valladolid San Mateo op 04th"]
[Site "Valladolid"]
[Date "1986.09.16"]
[Round "2"]
[White "Vila Dupla, Manuel"]
[Black "Herrero, Luis"]
[Result "1/2-1/2"]
[ECO "C01"]
[PlyCount "84"]
[EventDate "1986.09.15"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ESP"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Bd6 5. Nf3 Ne7 6. 0-0 Bg4 7. Re1 c6 8. c3 Qc7 9. h3 Bh5 10. Nbd2 Nd7 11. Nf1 0-0-0 12. Ne3 f6 13. b4 g5 14. a4 Rdg8 15. Nf5 Nxf5 16. Bxf5 Kb8 17. b5 cxb5 18. axb5 Nb6 19. Qe2 Re8 20. Qa2 Rxe1+ 21. Nxe1 Qxc3 22. Bb2 Qd2 23. Qxa7+ Kc7 24. Rc1+ Qxc1 25. Bxc1 Ra8 26. Qxa8 Nxa8 27. Bxh7 Be8 28. Nd3 Bxb5 29. f4 Bxd3 30. Bxd3 Be7 31. Kf2 Kc6 32. Kf3 Nc7 33. fxg5 fxg5 34. Be3 Bf6 35. Kg4 Ne6 36. Kf5 Bxd4 37. Bxd4 Nxd4+ 38. Kxg5 Kd7 39. Kf6 Ke8 40. Ke5 Nc6+ 41. Kxd5 Ke7 42. Kc5 Kf6 1/2-1/2

[Event "Valladolid San Mateo op 04th"]
[Site "Valladolid"]
[Date "1986.09.15"]
[Round "1"]
[White "Herrero, Luis"]
[Black "Rodriguez Garcia, Jose Angel"]
[Result "1-0"]
[ECO "C01"]
[PlyCount "37"]
[EventDate "1986.09.15"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ESP"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. d4 e6 2. e4 Bb4+ 3. c3 Ba5 4. Bd3 Bb6 5. Nf3 Qf6 6. e5 Qe7 7. 0-0 c5 8. dxc5 Bxc5 9. b4 Bb6 10. Na3 d6 11. exd6 Qxd6 12. Bb5+ Bd7 13. Qxd6 Bxb5 14. Nxb5 a6 15. Qxb6 Nd7 16. Nc7+ Kd8 17. Rd1 Ne7 18. Nxa8+ Kc8 19. Qc7# 1-0

