[Event "Mar del Plata op 34th"]
[Site "Mar del Plata"]
[Date "2003.04.12"]
[Round "1"]
[White "Mazza, Sebastian"]
[Black "Lafuente, Pablo"]
[Result "0-1"]
[ECO "E61"]
[BlackElo "2431"]
[PlyCount "76"]
[EventDate "2003.04.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 093 Extra"]
[Source "ChessBase"]
[SourceDate "2003.05.09"]
[SourceVersion "1"]
[SourceVersionDate "2003.05.09"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. d4 c5 4. e3 Bg7 5. c4 0-0 6. Bg2 cxd4 7. Nxd4 Nc6 8. Nc3 d6 9. 0-0 Bg4 10. Nxc6 bxc6 11. Qd3 Qc8 12. Bd2 Nd7 13. f3 Ne5 14. Qe2 Bh3 15. e4 Bxg2 16. Kxg2 c5 17. Nd5 Qb7 18. Bc3 e6 19. Bxe5 Bxe5 20. Nc3 f5 21. exf5 gxf5 22. Rab1 Rf6 23. Rfd1 a6 24. Qd3 Rg6 25. Kf2 Kh8 26. Ne2 Rh6 27. h4 Rd8 28. Qe3 Rg6 29. h5 Rgg8 30. f4 Bg7 31. Qxe6 Rde8 32. Qd5 Qe7 33. Qd3 Qf7 34. Rh1 Re4 35. Qd5 Qe7 36. Rbe1 Re8 37. Qd2 Qb7 38. Nc3 Bd4+ 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 "Mazza, Sebastian"]
[Black "Olazabal, Felix Pedro"]
[Result "1-0"]
[ECO "B52"]
[BlackElo "2038"]
[PlyCount "59"]
[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 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. 0-0 g6 6. c3 Bg7 7. d4 cxd4 8. cxd4 Nf6 9. Nc3 0-0 10. Bg5 h6 11. Bxf6 Bxf6 12. Qd2 Bg7 13. Rac1 Nc6 14. Nd5 Rac8 15. Ne3 e6 16. Rc2 Rfd8 17. Rfc1 a6 18. h3 e5 19. Nd5 Qe8 20. dxe5 dxe5 21. Qe3 Kh7 22. Qb6 Rd7 23. Qb3 Rcd8 24. Qe3 f5 25. Rd2 Nd4 26. Nxd4 exd4 27. Rxd4 Bxd4 28. Qxd4 fxe4 29. Nf6+ Kh8 30. Nxd7+ 1-0

[Event "Mar del Plata-ch Primera"]
[Site "Mar del Plata"]
[Date "2001.10.03"]
[Round "8"]
[White "Bonifazi, Mariano"]
[Black "Mazza, Sebastian"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "2070"]
[PlyCount "97"]
[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 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. b4 Bb6 7. a4 a6 8. 0-0 0-0 9. Bb3 Be6 10. Nbd2 Bxb3 11. Nxb3 d5 12. Qe2 dxe4 13. dxe4 Qe7 14. b5 axb5 15. Qxb5 Nxe4 16. a5 Nd6 17. Ba3 Nxb5 18. Bxe7 Bxf2+ 19. Rxf2 Nxe7 20. Nxe5 Nxc3 21. Nc5 f6 22. Nc4 Ra7 23. Rc1 Ned5 24. Rfc2 b5 25. axb6 cxb6 26. Nxb6 Nxb6 27. Rxc3 Re8 28. R3c2 Rae7 29. Nb3 Nd5 30. Nd4 Nf4 31. Rc8 Rxc8 32. Rxc8+ Kf7 33. Kf1 Nd3 34. Ne2 Re5 35. Rd8 Rf5+ 36. Kg1 Re5 37. Kf1 Nc5 38. Kf2 h5 39. h4 Ke7 40. Rg8 Nd3+ 41. Kf3 g5 42. hxg5 fxg5 43. Nd4 g4+ 44. Kg3 Re3+ 45. Kh4 Kf7 46. Rh8 Nf4 47. Kg5 Nxg2 48. Rh7+ Ke8 49. Rxh5 1/2-1/2

[Event "Mar del Plata-ch Primera"]
[Site "Mar del Plata"]
[Date "2001.10.01"]
[Round "7"]
[White "Elias, Alejandro"]
[Black "Mazza, Sebastian"]
[Result "1-0"]
[ECO "C86"]
[PlyCount "135"]
[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 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 b5 6. Bb3 d6 7. c3 Bg4 8. d3 Be7 9. 0-0 0-0 10. Re1 h6 11. h3 Bh5 12. Nbd2 Na5 13. Bc2 c5 14. Nf1 Nc6 15. g4 Bg6 16. Ng3 Nh7 17. Nf5 Bxf5 18. gxf5 Ng5 19. Kh2 Nxf3+ 20. Qxf3 Bg5 21. Rg1 Bxc1 22. Raxc1 Kh7 23. Bb3 Qf6 24. Rg2 g5 25. Rcg1 Ne7 26. Qh5 a5 27. Rxg5 a4 28. Bd1 Rg8 29. R5g3 Rad8 30. c4 bxc4 31. dxc4 Rb8 32. Qe2 Qh4 33. Bxa4 Qf4 34. b3 Rg5 35. Qf3 Qh4 36. Rxg5 hxg5 37. Rg4 Qh6 38. f6 Ng8 39. Qf5+ Qg6 40. Rxg5 Qxf5 41. Rxf5 Kg6 42. Bc6 Nxf6 43. Rf3 Kg5 44. Bd5 Rh8 45. a4 Nxd5 46. cxd5 Kg6 47. Kg3 Ra8 48. Rc3 f5 49. f4 exf4+ 50. Kxf4 fxe4 51. Kxe4 Re8+ 52. Kf4 Rb8 53. Re3 Rb4+ 54. Re4 Rxb3 55. Re6+ Kf7 56. Rxd6 Ke7 57. Rc6 Rxh3 58. a5 Ra3 59. Rxc5 Kd6 60. Rb5 Ra1 61. Ke4 Ra4+ 62. Kd3 Rh4 63. Kc3 Ra4 64. Kb3 Rd4 65. a6 Rd1 66. Ra5 Kc7 67. a7 Rb1+ 68. Kc2 1-0

[Event "Mar del Plata-ch Primera"]
[Site "Mar del Plata"]
[Date "2001.09.26"]
[Round "5"]
[White "Acosta, Mariano2"]
[Black "Mazza, Sebastian"]
[Result "1-0"]
[ECO "D11"]
[WhiteElo "2126"]
[PlyCount "41"]
[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 d5 2. d4 g6 3. c4 c6 4. Nc3 e6 5. e4 dxe4 6. Nxe4 Bg7 7. Bf4 Qa5+ 8. Qd2 Qxd2+ 9. Kxd2 Bh6 10. Nd6+ Kd7 11. Ne5+ Kxd6 12. Nxf7+ Ke7 13. Nxh6 Nf6 14. Bg5 Rd8 15. Kc3 Nbd7 16. Ng4 Rf8 17. Bd3 c5 18. dxc5 e5 19. Rae1 Ke6 20. Bxf6 Nxf6 21. Nxe5 1-0

[Event "Mar del Plata-ch Primera"]
[Site "Mar del Plata"]
[Date "2001.09.24"]
[Round "4"]
[White "Mazza, Sebastian"]
[Black "Moro, Lorente Ricardo"]
[Result "0-1"]
[ECO "C68"]
[BlackElo "2172"]
[PlyCount "92"]
[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 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. d4 exd4 6. Qxd4 Qxd4 7. Nxd4 c5 8. Ne2 Bd7 9. 0-0 0-0-0 10. a4 Ne7 11. Nd2 Nc6 12. Nc4 Nd4 13. Nxd4 cxd4 14. Bf4 Be6 15. Ne5 c5 16. Nf3 f6 17. b3 g5 18. Bg3 d3 19. cxd3 Rxd3 20. e5 g4 21. Nh4 f5 22. Rad1 Rxb3 23. f3 Be7 24. fxg4 fxg4 25. Nf5 Bxf5 26. Rxf5 Rd8 27. Rxd8+ Kxd8 28. e6 Re3 29. Rd5+ Ke8 30. Bf2 Rxe6 31. Bxc5 Bxc5+ 32. Rxc5 Kd7 33. Kf2 Kd6 34. Rh5 h6 35. Kg3 Rg6 36. Kf4 b6 37. g3 Kc6 38. Kf5 Rg5+ 39. Rxg5 hxg5 40. Kxg4 b5 41. axb5+ axb5 42. Kxg5 b4 43. h4 b3 44. Kg6 b2 45. h5 b1Q+ 46. Kh6 Qf5 0-1

[Event "Mar del Plata-ch Primera"]
[Site "Mar del Plata"]
[Date "2001.09.19"]
[Round "2"]
[White "Fernandez, Alejandro"]
[Black "Mazza, Sebastian"]
[Result "1-0"]
[ECO "A55"]
[WhiteElo "2065"]
[PlyCount "67"]
[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. c4 e5 2. Nc3 Nf6 3. g3 Be7 4. Bg2 0-0 5. Nf3 d6 6. 0-0 c6 7. d4 Nbd7 8. b3 Re8 9. e4 h6 10. Bb2 Qc7 11. d5 Nf8 12. Ne1 Ng6 13. Nd3 Rf8 14. Rc1 Qa5 15. b4 Qd8 16. c5 cxd5 17. exd5 e4 18. Nxe4 Nxd5 19. cxd6 Bxd6 20. Nxd6 Qxd6 21. Nc5 Be6 22. Qd4 Qe5 23. Qxe5 Nxe5 24. Bxe5 Nxb4 25. Nxe6 fxe6 26. Bxb7 Rad8 27. Rc7 Rf7 28. Rxf7 Kxf7 29. Rc1 Rd7 30. Bc8 Nxa2 31. Rc6 Re7 32. Bd6 Re8 33. Ba3 a5 34. Bd7 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 "Mar del Plata op 31st"]
[Site "Mar del Plata"]
[Date "2000.04.20"]
[Round "6"]
[White "Acosta, Mariano2"]
[Black "Mazza, Sebastian"]
[Result "1-0"]
[ECO "D11"]
[WhiteElo "2145"]
[PlyCount "107"]
[EventDate "2000.04.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 075 Extra"]
[Source "ChessBase"]
[SourceDate "2000.05.11"]
[SourceVersion "2"]
[SourceVersionDate "2000.05.11"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 c6 3. e3 Bg4 4. c4 e6 5. Nc3 Nf6 6. Bd3 Bd6 7. h3 Bh5 8. 0-0 0-0 9. e4 dxe4 10. Nxe4 Nxe4 11. Bxe4 Nd7 12. b3 Nf6 13. Bd3 e5 14. dxe5 Bxe5 15. Bxh7+ Kxh7 16. Qxd8 Raxd8 17. Nxe5 Rfe8 18. Bf4 Rd4 19. Bh2 Nd7 20. f4 f6 21. Nf3 Rde4 22. g4 Bf7 23. Rae1 Nc5 24. Rxe4 Rxe4 25. Re1 a5 26. Bg3 a4 27. Rxe4 Nxe4 28. Be1 b5 29. cxb5 cxb5 30. Nd4 axb3 31. axb3 Nc5 32. b4 Nd3 33. Bd2 Bc4 34. Nf5 Be6 35. Nd6 Bd7 36. Kf1 Nb2 37. Ke2 Kg8 38. Ke3 Na4 39. f5 Kf8 40. Kf4 Nb6 41. g5 fxg5+ 42. Kxg5 Nd5 43. Ne4 Kf7 44. h4 Bc6 45. Nc5 Nf6 46. Kf4 g6 47. fxg6+ Kxg6 48. Ke5 Nd7+ 49. Kd6 Nxc5 50. Kxc6 Nd3 51. Kxb5 Nb2 52. Bc3 Nd1 53. Bd4 Kh5 54. Kc4 1-0

