[Event "Escobar op g75' 2nd"]
[Site "Escobar"]
[Date "2004.02.08"]
[Round "3"]
[White "Acosta, Juan Manuel"]
[Black "Alvarez, Roberto Gabriel"]
[Result "1/2-1/2"]
[ECO "B03"]
[BlackElo "2131"]
[PlyCount "97"]
[EventDate "2004.02.06"]
[EventType "swiss (rapid)"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 098 Extra"]
[Source "ChessBase"]
[SourceDate "2004.03.10"]
[SourceVersion "2"]
[SourceVersionDate "2004.03.10"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 c5 7. d5 e6 8. Nc3 exd5 9. cxd5 c4 10. Be3 Bb4 11. Qd2 0-0 12. Rd1 Bg4 13. Be2 Bxe2 14. Ngxe2 N8d7 15. Bf4 Nc5 16. Nc1 Ne4 17. Qd4 f5 18. e6 Bc5 19. Qe5 Bd6 20. e7 Qxe7 21. Qxe7 Bxe7 22. Nb5 Bb4+ 23. Ke2 Rad8 24. Nc7 Bd6 25. Rhf1 Bxc7 26. Bxc7 Rd7 27. Bxb6 axb6 28. Rd4 b5 29. g4 Nd6 30. b3 Re7+ 31. Kd1 fxg4 32. Rxf8+ Kxf8 33. Rxg4 Re5 34. bxc4 bxc4 35. Rd4 b5 36. Ne2 b4 37. Nf4 Ke7 38. Kc2 Re4 39. Ne6 Rxd4 40. Nxd4 b3+ 41. axb3 cxb3+ 42. Kxb3 g5 43. Kc3 Kf6 44. Kd3 g4 45. Nc6 h5 46. Ke3 Kf5 47. Kf2 Ke4 48. Ne7 h4 49. Ng6 1/2-1/2

[Event "Escobar op g75' 2nd"]
[Site "Escobar"]
[Date "2004.02.08"]
[Round "2"]
[White "Casco, Ramon"]
[Black "Acosta, Juan Manuel"]
[Result "1/2-1/2"]
[ECO "B38"]
[PlyCount "133"]
[EventDate "2004.02.06"]
[EventType "swiss (rapid)"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 098 Extra"]
[Source "ChessBase"]
[SourceDate "2004.03.10"]
[SourceVersion "2"]
[SourceVersionDate "2004.03.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 0-0 8. Be2 d6 9. 0-0 a6 10. Rc1 Ne8 11. Qd2 f5 12. exf5 gxf5 13. Nxc6 bxc6 14. Bg5 Rb8 15. Rfe1 Nf6 16. Rcd1 Qc7 17. Bf1 Ne4 18. Nxe4 Rxb2 19. Qc1 fxe4 20. Rxe4 e6 21. Rd2 Rb7 22. Qc2 e5 23. Qd1 Bf5 24. Re1 Rb1 25. Qe2 Rfb8 26. Red1 Rxd1 27. Rxd1 Be6 28. f4 Bf7 29. fxe5 dxe5 30. Qg4 Re8 31. Bf6 Be6 32. Qg3 Qa7+ 33. Kh1 e4 34. a3 Kh8 35. Bxg7+ Qxg7 36. Qxg7+ Kxg7 37. Rd6 Bg4 38. h3 Bh5 39. Rxc6 e3 40. Rxa6 e2 41. Bxe2 Bxe2 42. Ra7+ Kg6 43. c5 Rc8 44. Ra5 Kf6 45. Kg1 Ke6 46. Kf2 Bd3 47. Ke3 Bf1 48. Kf2 Bc4 49. Ra7 Bd3 50. Ke3 Bg6 51. Kd4 Rf8 52. Ra6+ Kd7 53. Ke3 Rf5 54. c6+ Kc7 55. g4 Rd5 56. h4 Bd3 57. Ra4 Kxc6 58. Rd4 Rxd4 59. Kxd4 Be2 60. g5 Kd6 61. a4 Bf3 62. Ke3 Bc6 63. h5 Bxa4 64. g6 h6 65. g7 Bb3 66. Kf4 Ke7 67. Kf5 1/2-1/2

[Event "Escobar op g75' 2nd"]
[Site "Escobar"]
[Date "2004.02.07"]
[Round "1"]
[White "Acosta, Juan Manuel"]
[Black "Vives, Gabriel Alejandro"]
[Result "1-0"]
[ECO "D66"]
[BlackElo "2096"]
[PlyCount "129"]
[EventDate "2004.02.06"]
[EventType "swiss (rapid)"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 098 Extra"]
[Source "ChessBase"]
[SourceDate "2004.03.10"]
[SourceVersion "2"]
[SourceVersionDate "2004.03.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Be7 5. Nf3 0-0 6. e3 Nbd7 7. Rc1 c6 8. Bd3 dxc4 9. Bxc4 b5 10. Bd3 Bb7 11. 0-0 a6 12. Bb1 c5 13. Ne2 Rc8 14. Ng3 cxd4 15. Nxd4 h6 16. Bxf6 Nxf6 17. Qe2 Qb6 18. Nf3 Rfd8 19. e4 Bc5 20. h3 Bd4 21. Nxd4 Qxd4 22. e5 Nd5 23. Rcd1 Qc4 24. Bd3 Qh4 25. Qf3 Qf4 26. Qe2 Nb4 27. Bb1 Bd5 28. b3 Nc6 29. Rfe1 g6 30. Nf1 Nd4 31. Qe3 Qxe3 32. Nxe3 Bb7 33. f3 Kg7 34. Kf2 Nc6 35. f4 Nb4 36. a3 Nd5 37. Nxd5 Bxd5 38. Re3 Kf8 39. g3 Ke7 40. h4 h5 41. b4 Bc4 42. Ke1 Bd5 43. Red3 Re8 44. Kd2 Rc7 45. Rc3 Rec8 46. Rxc7+ Rxc7 47. Rc1 Bc4 48. Ke3 Rd7 49. Be4 Ra7 50. Kd4 a5 51. Kc5 axb4 52. axb4 Ra3 53. Bc6 Rxg3 54. Bxb5 Bxb5 55. Kxb5 Kd7 56. Kb6 Rb3 57. b5 Rb4 58. Rc7+ Ke8 59. Kc5 Rxf4 60. b6 Kd8 61. Rc6 Rf1 62. b7 Rc1+ 63. Kb6 Rb1+ 64. Ka7 Kd7 65. Rb6 1-0

[Event "Escobar op g75' 2nd"]
[Site "Escobar"]
[Date "2004.02.??"]
[Round "5.6"]
[White "Acosta, Juan Manuel"]
[Black "Scarella, Enrique Alejandro"]
[Result "0-1"]
[ECO "E60"]
[BlackElo "2362"]
[PlyCount "84"]
[EventDate "2004.02.06"]
[EventType "swiss (rapid)"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 098 Extra"]
[Source "ChessBase"]
[SourceDate "2004.03.10"]
[SourceVersion "2"]
[SourceVersionDate "2004.03.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. Nc3 axb5 6. Nxb5 d6 7. g3 g6 8. Nc3 Bg7 9. Bg2 0-0 10. Nf3 Na6 11. 0-0 Nb4 12. Nd2 Bf5 13. e4 Bg4 14. Bf3 Bh3 15. Re1 Nd3 16. Re3 Ne5 17. Bg2 Qc8 18. f4 Bxg2 19. Kxg2 Nfg4 20. Re2 Nd3 21. Nf3 c4 22. h3 Bxc3 23. bxc3 Ngf2 24. Rxf2 Qxh3+ 25. Kg1 Qh1+ 26. Kxh1 Nxf2+ 27. Kg2 Nxd1 28. Bd2 Nb2 29. Nd4 Ra4 30. Nc6 Rfa8 31. Nxe7+ Kf8 32. Nc6 Rxa2 33. Rxa2 Rxa2 34. Nb4 Ra1 35. e5 Ke7 36. Kf3 h5 37. Be3 Na4 38. Nc6+ Kd7 39. Ke4 Nxc3+ 40. Kd4 Nd1 41. exd6 Nxe3 42. Kxe3 Kxd6 0-1

[Event "Escobar op g75' 2nd"]
[Site "Escobar"]
[Date "2004.02.??"]
[Round "7.11"]
[White "Alfaro, Hector Luis"]
[Black "Acosta, Juan Manuel"]
[Result "0-1"]
[ECO "B35"]
[WhiteElo "2186"]
[PlyCount "64"]
[EventDate "2004.02.06"]
[EventType "swiss (rapid)"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 098 Extra"]
[Source "ChessBase"]
[SourceDate "2004.03.10"]
[SourceVersion "2"]
[SourceVersionDate "2004.03.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 d6 8. Qd2 Ng4 9. 0-0-0 Nxe3 10. Nxc6 Nxc4 11. Qd5 Nb6 12. Nxd8 Nxd5 13. Nxd5 Kxd8 14. f4 Be6 15. e5 Bxd5 16. Rxd5 Kc7 17. exd6+ exd6 18. f5 Rhe8 19. Rf1 f6 20. g4 Re5 21. Rd3 g5 22. Rh3 h6 23. Rc3+ Kd7 24. h4 gxh4 25. Rh1 Rae8 26. Rxh4 Re3 27. Kd2 Rxc3 28. Kxc3 Re4 29. Kd3 d5 30. b3 b5 31. c3 Kd6 32. a3 Ke5 0-1

[Event "Escobar op g75' 2nd"]
[Site "Escobar"]
[Date "2004.02.??"]
[Round "4.10"]
[White "Bronstein, Luis Marcos"]
[Black "Acosta, Juan Manuel"]
[Result "0-1"]
[ECO "A25"]
[WhiteElo "2331"]
[PlyCount "96"]
[EventDate "2004.02.06"]
[EventType "swiss (rapid)"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 098 Extra"]
[Source "ChessBase"]
[SourceDate "2004.03.10"]
[SourceVersion "2"]
[SourceVersionDate "2004.03.10"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Rb1 a5 7. a3 f5 8. h4 Nf6 9. Bg5 h6 10. Bxf6 Bxf6 11. e3 0-0 12. Nge2 Ne7 13. b4 axb4 14. axb4 c6 15. 0-0 Be6 16. b5 g5 17. hxg5 hxg5 18. bxc6 bxc6 19. Rb7 Qc8 20. Rb4 Kg7 21. Ra4 Rxa4 22. Qxa4 Qe8 23. Qb4 Rh8 24. Qxd6 Qh5 25. Ra1 f4 26. Ne4 Ng8 27. Ra7+ Kg6 28. Nxf6 Nxf6 29. Be4+ Bf5 30. Qe6 Bxe4 31. Qf7+ Kf5 32. dxe4+ Kxe4 33. Qxh5 Nxh5 34. exf4 gxf4 35. gxf4 Nxf4 36. Nxf4 Kxf4 37. Rc7 Rh6 38. Kf1 Kf3 39. Rf7+ Ke4 40. Ke2 Kd4 41. f4 Rh2+ 42. Kf3 e4+ 43. Kg3 Rc2 44. Re7 e3 45. f5 Rf2 46. Kg4 Kd3 47. Kg5 e2 48. c5 Rf1 0-1

[Event "ARG-ch U18 sf etapa-2"]
[Site "Los Polvorines"]
[Date "2003.??.??"]
[Round "7"]
[White "Acosta, Juan Manuel"]
[Black "Lafuente, Pablo"]
[Result "0-1"]
[ECO "B90"]
[BlackElo "2425"]
[PlyCount "80"]
[EventDate "2003.07.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 095 Extra"]
[Source "ChessBase"]
[SourceDate "2003.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2003.09.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. f3 Nbd7 9. Qd2 b5 10. a3 Be7 11. Rd1 0-0 12. Qf2 Rb8 13. Be2 Qc7 14. g4 Nb6 15. h4 Na4 16. Nxa4 bxa4 17. Nc1 Rxb2 18. Nd3 Rxc2 19. 0-0 a5 20. Bb6 Qc3 21. Qe3 d5 22. g5 Nd7 23. exd5 Bxd5 24. Ba7 Be6 25. f4 exf4 26. Nxf4 Qxe3+ 27. Bxe3 Bc5 28. Bxc5 Nxc5 29. Nxe6 fxe6 30. Bb5 Rxf1+ 31. Rxf1 Rc3 32. Be8 g6 33. Rf7 Rxa3 34. Ra7 Rc3 35. Rxa5 a3 36. Ra7 Rc1+ 37. Kh2 Rc2+ 38. Kg3 a2 39. Bf7+ Kf8 40. Kf3 Nb3 0-1

[Event "ARG-ch U18 sf etapa-2"]
[Site "Los Polvorines"]
[Date "2003.??.??"]
[Round "4"]
[White "Acosta, Juan Manuel"]
[Black "Mazziotti Irigoyen, Gabriel"]
[Result "1-0"]
[ECO "C96"]
[BlackElo "2149"]
[PlyCount "114"]
[EventDate "2003.07.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 095 Extra"]
[Source "ChessBase"]
[SourceDate "2003.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2003.09.04"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 d6 8. c3 0-0 9. h3 Na5 10. Bc2 c5 11. d4 Nc6 12. a4 Bb7 13. d5 Nb8 14. b3 Ne8 15. Nh2 bxa4 16. bxa4 Bg5 17. Be3 Bc8 18. Nd2 Bxe3 19. Rxe3 f5 20. exf5 Bxf5 21. Bxf5 Rxf5 22. Rb1 Nd7 23. Rb7 Rb8 24. Qb1 Rf7 25. c4 Rxb7 26. Qxb7 Qa5 27. Nhf3 Ndf6 28. Qc8 Qxa4 29. Ng5 Qd7 30. Qxa6 Qa7 31. Ra3 Qxa6 32. Rxa6 Rb7 33. Kf1 Kf8 34. Ke2 Ke7 35. Kd3 Nc7 36. Ra3 Nce8 37. g3 g6 38. Ra8 h6 39. Ngf3 Nd7 40. Nh4 e4+ 41. Kxe4 Nef6+ 42. Ke3 Kf7 43. f4 Nb6 44. Ra6 Re7+ 45. Kd3 Rb7 46. f5 g5 47. Ng2 Nc8 48. g4 Rd7 49. Ne1 Ne7 50. Ra8 h5 51. Nef3 Nh7 52. Ke4 hxg4 53. hxg4 Nf6+ 54. Kd3 Nxg4 55. Nxg5+ Kf6 56. Nde4+ Kxf5 57. Ne6 Ne5+ 1-0

[Event "ARG-ch U18 sf etapa-2"]
[Site "Los Polvorines"]
[Date "2003.??.??"]
[Round "2"]
[White "Acosta, Juan Manuel"]
[Black "Pereyra, Horacio"]
[Result "0-1"]
[ECO "A80"]
[BlackElo "2072"]
[PlyCount "68"]
[EventDate "2003.07.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 095 Extra"]
[Source "ChessBase"]
[SourceDate "2003.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2003.09.04"]
[SourceQuality "1"]

1. d4 f5 2. Nc3 Nf6 3. Bg5 d5 4. Bxf6 exf6 5. e3 c6 6. Bd3 Be6 7. Qf3 g6 8. h4 h5 9. Nge2 Nd7 10. Nf4 Bf7 11. Qe2 Qb6 12. 0-0-0 0-0-0 13. Qd2 Bh6 14. Na4 Qc7 15. g3 Bf8 16. Qc3 Kb8 17. Be2 Be7 18. Kb1 Ka8 19. Qb3 Qd6 20. a3 Rh6 21. c4 dxc4 22. Bxc4 Bxc4 23. Qxc4 b5 24. Qf7 bxa4 25. Rc1 g5 26. Ne6 Rdh8 27. Rxc6 Qxc6 28. Rc1 R6h7 29. Ng7 Qe4+ 30. Ka1 Nb6 31. d5 Rf8 32. Qg6 Rhh8 33. Ne6 Nxd5 34. Nc5 Bxc5 0-1

[Event "ARG-ch U18 sf etapa-2"]
[Site "Los Polvorines"]
[Date "2003.??.??"]
[Round "6"]
[White "Acosta, Juan Manuel"]
[Black "Reales, Dario"]
[Result "1-0"]
[ECO "B43"]
[PlyCount "103"]
[EventDate "2003.07.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 095 Extra"]
[Source "ChessBase"]
[SourceDate "2003.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2003.09.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. Nc3 a6 4. d4 cxd4 5. Nxd4 Qc7 6. Be3 Nf6 7. Be2 b5 8. Bf3 Bb7 9. Qd3 d6 10. 0-0 Nbd7 11. Bg5 Be7 12. Qe3 Ne5 13. a3 Nc4 14. Qc1 0-0 15. g3 Rac8 16. Nde2 Qb8 17. b3 Ne5 18. Bg2 Qa8 19. f3 Rc7 20. Bf4 Nfd7 21. Qd2 Rfc8 22. Rad1 f5 23. Kh1 fxe4 24. fxe4 Nc5 25. Bxe5 dxe5 26. Qe3 Re8 27. b4 Nd7 28. Nb1 Nf6 29. Nd2 Nd7 30. Rc1 Qc8 31. c3 Rc6 32. Rc2 Nb6 33. Nc1 Nc4 34. Nxc4 Rxc4 35. Nb3 h6 36. Na5 Rc7 37. Nxb7 Qxb7 38. h4 Rc4 39. Re1 Qc7 40. Bf1 Rc6 41. Rec1 Kh8 42. c4 Rc8 43. c5 g5 44. Rf2 Rg8 45. Bh3 Rg7 46. Rcf1 Qd7 47. Rf7 Qd4 48. Qf3 Qd8 49. Qh5 Kg8 50. Rxg7+ Kxg7 51. Rf7+ Kg8 52. Qg6+ 1-0

[Event "ARG-ch U18 sf etapa-2"]
[Site "Los Polvorines"]
[Date "2003.??.??"]
[Round "5"]
[White "Bulo, Paulo Emanuel"]
[Black "Acosta, Juan Manuel"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "2114"]
[PlyCount "107"]
[EventDate "2003.07.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 095 Extra"]
[Source "ChessBase"]
[SourceDate "2003.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2003.09.04"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 d5 3. Bxf6 exf6 4. e3 Bd6 5. g3 0-0 6. Bg2 c6 7. Ne2 Bf5 8. 0-0 Na6 9. a3 Qd7 10. Re1 Nc7 11. Nd2 Rfe8 12. c4 Bh3 13. Bh1 Qf5 14. c5 Bf8 15. Nf4 Qd7 16. Nxh3 Qxh3 17. Qc2 Rad8 18. b4 g6 19. Re2 Qd7 20. a4 a6 21. Nb1 Rb8 22. Nc3 b6 23. e4 dxe4 24. Rxe4 Red8 25. Rd1 f5 26. Re2 Nd5 27. Nxd5 cxd5 28. c6 Qc7 29. b5 axb5 30. axb5 Bg7 31. Qb3 Qd6 32. Rc2 Rbc8 33. Ra2 Qe6 34. Ra6 Qe2 35. Bf3 Qe7 36. Rxb6 Bxd4 37. Rb7 Qc5 38. Kg2 Kg7 39. Rd7 h5 40. Rxd5 Rxd5 41. Qxd5 Qxd5 42. Bxd5 Bb6 43. Bc4 Kf6 44. Rd7 Rc7 45. Rd2 Ke7 46. h4 Ra7 47. Rd3 Rc7 48. Kf3 Ra7 49. Rd2 Ra3+ 50. Kg2 Ra7 51. Kh2 Rc7 52. Bf1 Ra7 53. Bg2 Rc7 54. Ra2 1-0

[Event "ARG-ch U18 sf etapa-2"]
[Site "Los Polvorines"]
[Date "2003.??.??"]
[Round "1"]
[White "Saliba, Jesus"]
[Black "Acosta, Juan Manuel"]
[Result "0-1"]
[ECO "E92"]
[PlyCount "52"]
[EventDate "2003.07.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 095 Extra"]
[Source "ChessBase"]
[SourceDate "2003.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2003.09.04"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 e5 7. dxe5 dxe5 8. Qxd8 Rxd8 9. Bg5 Re8 10. 0-0 c6 11. Rad1 Nfd7 12. Rfe1 f6 13. Be3 Bf8 14. a3 a5 15. Na4 Na6 16. Nd2 Nac5 17. Nc3 a4 18. f4 exf4 19. Bxf4 Ne6 20. Bg3 Nd4 21. Bd3 Nc5 22. Bb1 Bg4 23. Rc1 Bh6 24. Bd6 Bxd2 25. Bxc5 Nb3 26. Rcd1 Bxe1 0-1

[Event "ARG-ch U18 sf etapa-2"]
[Site "Los Polvorines"]
[Date "2003.??.??"]
[Round "3"]
[White "Santopietro, Gerardo"]
[Black "Acosta, Juan Manuel"]
[Result "0-1"]
[ECO "B00"]
[PlyCount "80"]
[EventDate "2003.07.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 095 Extra"]
[Source "ChessBase"]
[SourceDate "2003.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2003.09.04"]
[SourceQuality "1"]

1. e4 Nc6 2. d4 d5 3. e5 Bf5 4. c3 e6 5. Bd3 Nce7 6. Be3 f6 7. Nf3 fxe5 8. Nxe5 Nf6 9. Bxf5 Nxf5 10. 0-0 Bd6 11. Qe2 0-0 12. Bg5 c5 13. dxc5 Bxe5 14. Qxe5 Qd7 15. Bxf6 Rxf6 16. Nd2 Ne7 17. Nf3 Nc6 18. Qe2 Qe7 19. b4 Raf8 20. Ne5 Rh6 21. Nxc6 bxc6 22. Rae1 Rf5 23. Qe3 Rfh5 24. h3 e5 25. a4 Qd7 26. Kh2 e4 27. Rd1 g5 28. Qg3 g4 29. Kg1 Rg6 30. h4 Qe7 31. Qb8+ Kg7 32. g3 Rf5 33. Rfe1 Rf7 34. Qc8 Qf6 35. Re2 Qxc3 36. h5 Rg5 37. b5 Qf3 38. h6+ Kxh6 39. Qe8 Rh5 40. Qe6+ Rf6 0-1

[Event "Pan American-ch U16"]
[Site "Bento Goncalves"]
[Date "2000.??.??"]
[Round "3"]
[White "Acosta, Juan Manuel"]
[Black "Cubas Berdnavek, Rodrigo D"]
[Result "1-0"]
[ECO "C50"]
[BlackElo "2109"]
[PlyCount "97"]
[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. Bc4 d6 4. 0-0 Bg4 5. c3 Nf6 6. Re1 Be7 7. h3 Bh5 8. d3 0-0 9. b4 a6 10. Nbd2 Re8 11. a4 Bf8 12. Qb3 Qd7 13. Bb2 Bg6 14. Nh4 Nh5 15. Ndf3 Nd8 16. Nxg6 hxg6 17. d4 Qe7 18. Rad1 Qf6 19. Bf1 Nf4 20. c4 Nc6 21. d5 Nb8 22. Bc1 Qd8 23. g3 Nh5 24. Ng5 Be7 25. h4 Bxg5 26. Bxg5 Nf6 27. c5 Nbd7 28. Rc1 Nf8 29. a5 N8h7 30. Bd2 Qb8 31. f3 Nh5 32. Kh2 f5 33. Bh3 Rf8 34. Rf1 f4 35. Be6+ Kh8 36. g4 Ng3 37. Rf2 g5 38. h5 Nf6 39. Be1 g6 40. h6 Kh7 41. Rfc2 Kxh6 42. Bxg3 fxg3+ 43. Kxg3 Ne8 44. Rh2+ Kg7 45. Rch1 Nf6 46. Qe3 Qd8 47. Kg2 Ne8 48. Rh7+ Kf6 49. Rd7 1-0

[Event "Pan American-ch U16"]
[Site "Bento Goncalves"]
[Date "2000.??.??"]
[Round "5"]
[White "Acosta, Juan Manuel"]
[Black "Ferro, Ezequiel"]
[Result "0-1"]
[ECO "B90"]
[PlyCount "66"]
[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 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 b5 7. Nd5 Bb7 8. Nxf6+ gxf6 9. c4 bxc4 10. Bxc4 Bxe4 11. 0-0 e5 12. Re1 d5 13. Qa4+ Nd7 14. Nc6 Nb6 15. Nxd8+ Nxa4 16. Rxe4 Rxd8 17. Bxd5 Rxd5 18. Rxa4 Rd1+ 19. Kh2 Bh6 20. Rc4 Kd7 21. b3 Rc8 22. Rxc8 Kxc8 23. Bb2 Rd2 24. Ba3 Rxf2 25. Kg3 Rc2 26. Bb4 f5 27. a4 e4 28. Rd1 f4+ 29. Kg4 Rxg2+ 30. Kf5 e3 31. Rd6 f3 32. Ke4 f2 33. Rf6 Rg1 0-1

[Event "Pan American-ch U16"]
[Site "Bento Goncalves"]
[Date "2000.??.??"]
[Round "7"]
[White "Acosta, Juan Manuel"]
[Black "Lemos Galindo, Vinicius"]
[Result "1-0"]
[ECO "D10"]
[PlyCount "64"]
[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 c6 3. Nc3 Nf6 4. Bg5 Bf5 5. e3 e6 6. Qb3 Qc7 7. Rc1 dxc4 8. Bxc4 Nbd7 9. Be2 Bd6 10. Bf3 e5 11. Kf1 e4 12. Nb5 Qb8 13. Nxd6+ Qxd6 14. Bf4 Qd5 15. Bd1 Nb6 16. Qa3 Be6 17. b3 Qd8 18. Ne2 Nfd5 19. Be5 f6 20. Bg3 g5 21. h4 g4 22. Bc2 f5 23. Be5 Rf8 24. Bb1 Nc7 25. Nf4 Bf7 26. Bg7 Rg8 27. Bh6 Nd7 28. Bg5 Nb5 29. Qb2 Qb6 30. a4 Nd6 31. Qa3 Nc8 32. a5 c5 1-0

[Event "Pan American-ch U16"]
[Site "Bento Goncalves"]
[Date "2000.??.??"]
[Round "1"]
[White "Acosta, Juan Manuel"]
[Black "Rui Godoi, Jose"]
[Result "1-0"]
[ECO "E90"]
[PlyCount "49"]
[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 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Bg5 h6 7. Bh4 Nbd7 8. Bd3 e5 9. dxe5 dxe5 10. Qe2 c6 11. 0-0 Qc7 12. b4 Nh5 13. c5 Nf4 14. Qc2 Nxd3 15. Qxd3 g5 16. Bg3 Rd8 17. Rfd1 b6 18. cxb6 Qxb6 19. Rab1 Ba6 20. Qc2 f6 21. Qb3+ Kh8 22. Rd6 Nf8 23. Nd5 Qb7 24. Nxf6 Rxd6 25. Qg8# 1-0

[Event "Pan American-ch U16"]
[Site "Bento Goncalves"]
[Date "2000.??.??"]
[Round "6"]
[White "Mendonza Fernandez, Alvaro"]
[Black "Acosta, Juan Manuel"]
[Result "1/2-1/2"]
[ECO "B01"]
[PlyCount "80"]
[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 Nc6 2. Nf3 d5 3. exd5 Qxd5 4. Nc3 Qa5 5. Bc4 Bg4 6. d3 e6 7. a3 Nf6 8. h3 Bh5 9. Bd2 Qf5 10. Bb5 Bc5 11. Bxc6+ bxc6 12. Be3 Bb6 13. Qe2 Bxf3 14. Qxf3 Qxf3 15. gxf3 Nd5 16. Nxd5 cxd5 17. Rg1 g6 18. Ke2 Rb8 19. Rab1 Ke7 20. b4 d4 21. Bf4 f6 22. a4 e5 23. Bh6 c5 24. b5 Ra8 25. Bd2 a5 26. f4 Rhf8 27. h4 Ke6 28. Rbf1 Kd5 29. fxe5 Rae8 30. f4 fxe5 31. fxe5 Rxe5+ 32. Kd1 Ref5 33. Rxf5+ Rxf5 34. Rg5 Bd8 35. Rxf5+ gxf5 36. Bg5 Bc7 37. Ke2 f4 38. Kf3 h5 39. Bxf4 Bb6 40. Bg5 Bc7 1/2-1/2

[Event "Pan American-ch U16"]
[Site "Bento Goncalves"]
[Date "2000.??.??"]
[Round "4"]
[White "Real de Azua, Ernesto"]
[Black "Acosta, Juan Manuel"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2073"]
[PlyCount "41"]
[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. Nf3 Nc6 2. d4 d5 3. g3 Bf5 4. c3 Nf6 5. Bg2 e6 6. Nbd2 Bd6 7. 0-0 h5 8. h4 Qd7 9. Ng5 0-0-0 10. e4 dxe4 11. Ndxe4 Nxe4 12. Nxe4 Be7 13. Qa4 f6 14. Be3 g5 15. b4 gxh4 16. b5 h3 17. bxc6 Qd5 18. Qxa7 bxc6 19. Qa6+ Kd7 20. Nxf6+ Bxf6 21. Bxd5 1-0

[Event "Pan American-ch U16"]
[Site "Bento Goncalves"]
[Date "2000.??.??"]
[Round "2"]
[White "Zafferano, Nicolas"]
[Black "Acosta, Juan Manuel"]
[Result "1/2-1/2"]
[ECO "D05"]
[PlyCount "90"]
[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 c5 2. c3 d5 3. Nf3 Nc6 4. e3 Bg4 5. Nbd2 Nf6 6. Be2 e6 7. 0-0 Bd6 8. dxc5 Bxc5 9. h3 Bh5 10. Nd4 Bxe2 11. Qxe2 Qd7 12. Nxc6 bxc6 13. e4 0-0 14. e5 Ne8 15. Nf3 f6 16. Bf4 fxe5 17. Bxe5 Nf6 18. Nd4 a5 19. Rad1 Ba7 20. Nf3 Qc8 21. Ng5 h6 22. Bxf6 Rxf6 23. Nf3 Qc7 24. Rde1 Raf8 25. Qe5 Qb6 26. Re2 Bb8 27. Qd4 Qc7 28. Ne5 Ba7 29. Qd2 Rxf2 30. Rfxf2 Rxf2 31. Rxf2 Qxe5 32. Kh1 Bxf2 33. Qxf2 Qe4 34. Qc5 Qb1+ 35. Kh2 Qxa2 36. Qxc6 Kf7 37. Qc7+ Kg6 38. Qe5 Kf7 39. Qc7+ Kg8 40. Qc8+ Kf7 41. Qc7+ Kg6 42. Qe5 Qxb2 43. Qxe6+ Kh7 44. Qf5+ Kh8 45. Qf8+ Kh7 1/2-1/2

[Event "San Isidoro master m"]
[Site "San Isidoro"]
[Date "1999.??.??"]
[Round "2"]
[White "Acosta, Juan Manuel"]
[Black "Ambrogi, Agustin Tomas"]
[Result "1-0"]
[ECO "D37"]
[PlyCount "57"]
[EventDate "1999.12.??"]
[EventType "match"]
[EventRounds "4"]
[EventCountry "ARG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 e6 2. c4 Nf6 3. Nc3 d5 4. Nf3 Nbd7 5. e3 b6 6. Bd3 Bb7 7. 0-0 Be7 8. cxd5 exd5 9. Qc2 0-0 10. Ne5 c5 11. b3 Rc8 12. Bb2 Ne4 13. Nxd7 Qxd7 14. f3 Nxc3 15. Bxh7+ Kh8 16. Bf5 Ne2+ 17. Kh1 Qb5 18. a4 Qa6 19. Bd3 Qa5 20. Qxe2 Bf6 21. f4 Rfe8 22. Qh5+ Kg8 23. Bf5 Rcd8 24. Rf3 cxd4 25. Qh3 Kf8 26. Ba3+ Qc5 27. Bxc5+ bxc5 28. exd4 Re2 29. Bd3 1-0

[Event "San Isidoro master m"]
[Site "San Isidoro"]
[Date "1999.??.??"]
[Round "4"]
[White "Acosta, Juan Manuel"]
[Black "Ambrogi, Agustin Tomas"]
[Result "0-1"]
[ECO "C00"]
[PlyCount "54"]
[EventDate "1999.12.??"]
[EventType "match"]
[EventRounds "4"]
[EventCountry "ARG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e6 2. b3 d5 3. Bb2 Nf6 4. e5 Nfd7 5. d4 c5 6. c3 Nc6 7. f4 f6 8. Nf3 Be7 9. Bd3 0-0 10. h4 fxe5 11. Bxh7+ Kxh7 12. Ng5+ Kg8 13. dxe5 Ndxe5 14. fxe5 Bxg5 15. hxg5 Qxg5 16. Qd3 Nxe5 17. Qh7+ Kf7 18. Nd2 Qg3+ 19. Kd1 Bd7 20. Rh3 Qg4+ 21. Kc1 Rh8 22. Qxh8 Rxh8 23. Rxh8 Nd3+ 24. Kc2 Qg6 25. Rf1+ Ke7 26. Kb1 Nb4+ 27. Ka1 Nc2+ 0-1

[Event "San Isidoro master op"]
[Site "San Isidoro"]
[Date "1999.??.??"]
[Round "?"]
[White "Acosta, Juan Manuel"]
[Black "Antenucci, Pedro"]
[Result "1-0"]
[ECO "A03"]
[PlyCount "45"]
[EventDate "1999.11.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ARG"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. b3 d5 2. f4 e6 3. Bb2 Bd7 4. Nf3 Nc6 5. e3 Nge7 6. Nc3 Nf5 7. Bd3 Nd6 8. a3 Be7 9. 0-0 0-0 10. Ne2 Re8 11. Ng3 f6 12. Nh4 Nf7 13. Qh5 Nh6 14. Bxh7+ Kxh7 15. Qg6+ Kh8 16. Nh5 Rg8 17. Qd3 Be8 18. g4 Nxg4 19. Ng3 Nh6 20. Kh1 Bd7 21. Ng6+ Kh7 22. Nf8+ Kh8 23. Qh7# 1-0

[Event "San Isidoro master op"]
[Site "San Isidoro"]
[Date "1999.??.??"]
[Round "?"]
[White "Acosta, Juan Manuel"]
[Black "Pino Cueto, B."]
[Result "1-0"]
[ECO "D91"]
[PlyCount "55"]
[EventDate "1999.11.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ARG"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 g6 5. Bg5 Bg7 6. e3 Bg4 7. h3 Bxf3 8. Qxf3 Nbd7 9. Bd3 e5 10. cxd5 cxd5 11. Nxd5 exd4 12. exd4 0-0 13. 0-0 Re8 14. Bc4 a6 15. Rac1 Rc8 16. Bb3 Rxc1 17. Rxc1 b5 18. Rc6 Kh8 19. Nxf6 Bxf6 20. Bxf6+ Nxf6 21. Rxf6 Qxd4 22. Rxf7 Re1+ 23. Kh2 Qe5+ 24. g3 Qxb2 25. Rf8+ Kg7 26. Rg8+ Kh6 27. Qf4+ g5 28. Qxg5# 1-0

[Event "San Isidoro master m"]
[Site "San Isidoro"]
[Date "1999.??.??"]
[Round "1"]
[White "Ambrogi, Agustin Tomas"]
[Black "Acosta, Juan Manuel"]
[Result "1-0"]
[ECO "B54"]
[PlyCount "47"]
[EventDate "1999.12.??"]
[EventType "match"]
[EventRounds "4"]
[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. Nc3 e6 4. d4 cxd4 5. Nxd4 a6 6. Be3 d6 7. f4 Nf6 8. Qf3 Be7 9. h3 Qc7 10. g4 Nxd4 11. Bxd4 e5 12. Bf2 b5 13. g5 Nd7 14. 0-0-0 Bb7 15. h4 Rc8 16. a3 h6 17. Bh3 d5 18. exd5 exf4 19. Rhe1 Ne5 20. Qe2 f6 21. gxf6 gxf6 22. Qh5+ Kf8 23. Bxc8 Bxc8 24. Rg1 1-0

[Event "San Isidoro master m"]
[Site "San Isidoro"]
[Date "1999.??.??"]
[Round "3"]
[White "Ambrogi, Agustin Tomas"]
[Black "Acosta, Juan Manuel"]
[Result "1-0"]
[ECO "B01"]
[PlyCount "80"]
[EventDate "1999.12.??"]
[EventType "match"]
[EventRounds "4"]
[EventCountry "ARG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 Nc6 2. Nf3 d5 3. exd5 Qxd5 4. Nc3 Qa5 5. d4 Bg4 6. Be2 0-0-0 7. Be3 Nf6 8. a3 Ne4 9. Nd2 Bxe2 10. Nxe2 Nxd2 11. Bxd2 Qd5 12. 0-0 Nxd4 13. Be3 Nf5 14. Qxd5 Rxd5 15. Nc3 Nxe3 16. fxe3 Rd2 17. Rxf7 g6 18. Raf1 Bh6 19. Rxe7 Rxc2 20. Rff7 Rxb2 21. Rxc7+ Kb8 22. Nd5 Rd8 23. Rfd7 Rxd7 24. Rxd7 Kc8 25. Rxh7 Bg5 26. Rg7 Rd2 27. e4 Rd4 28. Rxg6 Bc1 29. h4 Bxa3 30. h5 Bb2 31. Nf6 Rd1+ 32. Kh2 Bxf6 33. Rxf6 a5 34. Kg3 Kd7 35. h6 Ke7 36. h7 Rd8 37. Rb6 Rh8 38. Kf4 a4 39. Ke3 a3 40. Rxb7+ Kf8 1-0

[Event "San Isidoro master op"]
[Site "San Isidoro"]
[Date "1999.??.??"]
[Round "?"]
[White "Vinardi, Ezequiel"]
[Black "Acosta, Juan Manuel"]
[Result "0-1"]
[ECO "A08"]
[PlyCount "46"]
[EventDate "1999.11.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ARG"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d3 d5 3. Nd2 c5 4. Ngf3 Nc6 5. g3 g6 6. Bg2 Bg7 7. 0-0 Nge7 8. c3 0-0 9. Re1 e5 10. Nf1 d4 11. c4 f5 12. exf5 gxf5 13. Bg5 h6 14. Bd2 Ng6 15. a3 a5 16. b4 axb4 17. axb4 Rxa1 18. Qxa1 cxb4 19. Qa4 Re8 20. Nh4 Nxh4 21. gxh4 Bd7 22. Bxb4 e4 23. dxe4 Ne5 0-1

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1993.??.??"]
[Round "5"]
[White "Acosta, Juan Manuel"]
[Black "Samur, Arturo"]
[Result "1/2-1/2"]
[ECO "A36"]
[BlackElo "2285"]
[PlyCount "82"]
[EventDate "1993.05.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 g6 3. g3 Bg7 4. Bg2 Nc6 5. Nc3 e6 6. e4 Nge7 7. 0-0 0-0 8. d3 h6 9. Be3 Nd4 10. Qd2 Kh7 11. Ne2 Qb6 12. Bxd4 cxd4 13. b4 d6 14. Rab1 e5 15. Rfc1 Be6 16. a4 Rac8 17. a5 Qd8 18. b5 Qd7 19. Qb4 f5 20. exf5 gxf5 21. Nd2 Rf7 22. f4 Bf6 23. Bxb7 Qxb7 24. Qxd6 Bd7 25. fxe5 Bg5 26. Nf1 Rg7 27. Rd1 f4 28. a6 Qc7 29. Nxd4 Bg4 30. Ne6 Qxd6 31. exd6 Bxe6 32. dxe7 Bxe7 33. Kg2 Bg4 34. Rd2 f3+ 35. Kf2 Bd8 36. Ne3 Bb6 37. d4 Rd8 38. Rbd1 Ba5 39. Rd3 h5 40. c5 Re7 41. Rb3 Rde8 1/2-1/2

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1993.??.??"]
[Round "1"]
[White "Panno, Oscar"]
[Black "Acosta, Juan Manuel"]
[Result "1-0"]
[ECO "D85"]
[WhiteElo "2495"]
[PlyCount "53"]
[EventDate "1993.05.??"]
[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 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bb5+ c6 8. Ba4 0-0 9. Ne2 c5 10. 0-0 cxd4 11. cxd4 b6 12. Be3 Bb7 13. f3 Nd7 14. Rc1 Rc8 15. Qd2 a6 16. Rxc8 Bxc8 17. Rc1 b5 18. Bb3 Bb7 19. a4 Nb6 20. axb5 axb5 21. Qb4 Qd7 22. Rc5 Nc4 23. Rxb5 Nxe3 24. Rxb7 Qc6 25. Qxe7 Bf6 26. Bxf7+ Kg7 27. Bd5+ 1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1993.??.??"]
[Round "4"]
[White "Sifres, Pablo"]
[Black "Acosta, Juan Manuel"]
[Result "1/2-1/2"]
[ECO "A34"]
[WhiteElo "2190"]
[PlyCount "80"]
[EventDate "1993.05.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 c5 3. g3 d5 4. cxd5 Nxd5 5. Bg2 e6 6. Nxd5 exd5 7. d4 Be6 8. Nf3 Nc6 9. 0-0 Rc8 10. Be3 c4 11. Ne5 b5 12. a4 b4 13. Nxc4 dxc4 14. d5 a5 15. dxe6 fxe6 16. Rc1 Ne5 17. Qxd8+ Rxd8 18. Rfd1 Rc8 19. Bb6 Bc5 20. Bxc5 Rxc5 21. Rd4 c3 22. bxc3 bxc3 23. f4 Nc6 24. Bxc6+ Rxc6 25. Rd3 c2 26. Rd2 Ke7 27. Rdxc2 Rxc2 28. Rxc2 Rd8 29. Rc4 Rd2 30. Kf2 Ra2 31. Kf3 Kd6 32. h3 Ra3+ 33. e3 Ra1 34. e4 Ra3+ 35. Kg4 Kd7 36. e5 Ra1 37. Kh4 Ra3 38. Kg4 Ra1 39. Kh4 Ra3 40. Kg4 Ra1 1/2-1/2

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1992.??.??"]
[Round "6"]
[White "Acosta, Juan Manuel"]
[Black "Corsi Ferrari, Alejandro"]
[Result "0-1"]
[ECO "A15"]
[PlyCount "180"]
[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. Nf3 Nf6 2. c4 g6 3. b4 Bg7 4. Bb2 0-0 5. g3 a5 6. b5 d5 7. cxd5 Nxd5 8. Bxg7 Kxg7 9. Bg2 c6 10. Na3 Qd6 11. Qb3 Qf6 12. d4 Be6 13. bxc6 Nxc6 14. Qb2 Ndb4 15. 0-0 Rfd8 16. Rfd1 Bd5 17. Nb5 Rd7 18. a3 Bxf3 19. Bxf3 Na6 20. Bg2 Rad8 21. Rac1 Nxd4 22. Rxd4 Rxd4 23. Nxd4 Rxd4 24. Qxb7 Rd6 25. Bc6 Qd4 26. Qxa6 Rf6 27. e3 Qd2 28. Qc4 Qxf2+ 29. Kh1 h5 30. Qc3 h4 31. gxh4 Qxh4 32. Rf1 Qh3 33. Rxf6 exf6 34. Bg2 Qf5 35. h3 Qb5 36. Be4 Qf1+ 37. Kh2 Qe2+ 38. Kg3 Qb5 39. h4 Qb8+ 40. Kh3 Qb5 41. Qd3 Qc5 42. Bf3 Qc8+ 43. Kg2 Qc5 44. a4 Qc1 45. Qd4 Qc2+ 46. Kg3 Qc7+ 47. Kh3 Qc8+ 48. Bg4 Qc1 49. Bd1 Qc8+ 50. Kg3 Qc7+ 51. Qf4 Qc1 52. Qd4 Qc7+ 53. Kg2 Qc6+ 54. Kg1 Qc7 55. Bb3 Qg3+ 56. Kf1 Qf3+ 57. Ke1 Qh1+ 58. Kd2 Qg2+ 59. Kc3 Qe2 60. Qc5 Qe1+ 61. Kb2 Qxh4 62. Qe7 Qf2+ 63. Ka3 Qe1 64. Qxf7+ Kh6 65. Qxf6 Qc1+ 66. Qb2 Qxe3 67. Qh8+ Kg5 68. Qd8+ Kh6 69. Qxa5 g5 70. Qc7 g4 71. Qd6+ Kg5 72. Kb4 g3 73. Bd5 Qd4+ 74. Kb5 Qd3+ 75. Ka5 Qd2+ 76. Ka6 Qd3+ 77. Kb7 Qb1+ 78. Qb6 Qh7+ 79. Qc7 Qb1+ 80. Kc8 Qf5+ 81. Qd7 Qc2+ 82. Kd8 Qd2 83. Qg7+ Kf5 84. Qh7+ Kg5 85. Qe4 Kf6 86. Qf3+ Ke5 87. Qe4+ Kf6 88. Ke8 Qc1 89. Qd4+ Kf5 90. Qc4 Qxc4 0-1

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1992.??.??"]
[Round "4"]
[White "Acosta, Juan Manuel"]
[Black "De las Heras, Juan Carlos"]
[Result "1-0"]
[ECO "A94"]
[BlackElo "2325"]
[PlyCount "91"]
[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. Nf3 f5 2. d4 Nf6 3. c4 e6 4. g3 Be7 5. Bg2 0-0 6. 0-0 d5 7. b3 c6 8. Ba3 b6 9. Bxe7 Qxe7 10. Nbd2 Nbd7 11. Ne5 Nxe5 12. dxe5 Ng4 13. Nf3 Bb7 14. Qc1 c5 15. h3 Nh6 16. Ng5 f4 17. gxf4 Nf5 18. Nf3 h6 19. Kh2 Kh8 20. Rg1 Rad8 21. Bh1 Bc6 22. a4 a5 23. Rg4 Be8 24. Ra2 Bh5 25. Rg1 Rd7 26. Rd2 Bxf3 27. Bxf3 Qh4 28. e3 d4 29. Qd1 Rc7 30. Rg4 Qe7 31. Qg1 dxe3 32. fxe3 Rd8 33. Rb2 Rcd7 34. Be4 Rd1 35. Qf2 Qf7 36. Rg1 Qh5 37. Rg4 Qf7 38. Bf3 R1d7 39. Bc6 Rd1 40. Bf3 R1d7 41. Rg1 Rd3 42. Qe2 Qd7 43. e4 Nh4 44. Rg3 Rd4 45. Rg4 Qe7 46. Qf2 1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1992.??.??"]
[Round "8"]
[White "Acosta, Juan Manuel"]
[Black "Palermo, Vicente"]
[Result "1-0"]
[ECO "A88"]
[BlackElo "2245"]
[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. Nf3 g6 2. c4 Bg7 3. d4 f5 4. Nc3 Nf6 5. g3 c6 6. Bg2 0-0 7. 0-0 d6 8. d5 e5 9. dxe6 Bxe6 10. Bf4 Bxc4 11. Qxd6 Na6 12. Rfd1 Nd5 13. Nxd5 Bxd5 14. Rd2 Qxd6 15. Bxd6 Rfe8 16. Ng5 Bxg2 17. Kxg2 c5 18. Rad1 c4 19. Nh3 Rac8 20. Nf4 Nc7 21. h4 Nb5 22. Bb4 a5 23. Bxa5 Ra8 24. Bb4 Rxa2 25. Rd8 Ra8 26. R8d5 Na7 27. Bc3 Bxc3 28. bxc3 Nc6 29. Rc5 Ne5 30. Rdd5 b6 31. Rb5 Ng4 32. Rxb6 Ra3 33. Rd7 Rxc3 34. Rbb7 Ne5 35. Rg7+ Kf8 36. Rxh7 Kg8 37. Nd5 1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1992.??.??"]
[Round "1"]
[White "Adla, Diego Gustavo"]
[Black "Acosta, Juan Manuel"]
[Result "1-0"]
[ECO "B04"]
[WhiteElo "2435"]
[PlyCount "53"]
[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 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 g6 5. Bc4 Nb6 6. Bb3 Bg7 7. a4 a5 8. Ng5 d5 9. 0-0 0-0 10. f4 f5 11. Nd2 h6 12. Ngf3 Be6 13. Nh4 Qe8 14. c3 Na6 15. Bc2 c5 16. Ndf3 Rc8 17. Kh1 Qf7 18. g4 Rfd8 19. Rg1 Rc6 20. Nxg6 fxg4 21. Nfh4 h5 22. f5 Bc8 23. Qd2 cxd4 24. cxd4 Nb4 25. Bb1 Bf8 26. Qg5 Rc4 27. Nxe7+ 1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1992.??.??"]
[Round "9"]
[White "Burgos, Carlos"]
[Black "Acosta, Juan Manuel"]
[Result "0-1"]
[ECO "B03"]
[PlyCount "88"]
[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 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. exd6 exd6 6. Bd3 Be7 7. h3 Bf6 8. Nf3 0-0 9. 0-0 Nc6 10. Be3 Re8 11. Nbd2 d5 12. c5 Nd7 13. Qb1 Nf8 14. b4 a6 15. a4 Ne6 16. Qb2 b6 17. b5 Nxc5 18. bxc6 Nxd3 19. Qa3 Bf5 20. Rfd1 Qd6 21. Qxd6 cxd6 22. a5 b5 23. g4 Bg6 24. Rab1 Bd8 25. Rb3 Bxa5 26. Nh4 Nb4 27. Nxg6 hxg6 28. Rc1 Rac8 29. Ra3 Bb6 30. Nb3 Ra8 31. Bd2 Nd3 32. Rca1 Nb2 33. Rxa6 Rxa6 34. Rxa6 Nc4 35. Bb4 Rb8 36. Na5 Bxd4 37. c7 Rc8 38. Bxd6 b4 39. Nc6 b3 40. Ne7+ Kh7 41. Nxc8 b2 42. Bg3 b1Q+ 43. Kh2 Qf1 44. Ra1 Bxa1 0-1

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1992.??.??"]
[Round "7"]
[White "Fiszman, Felix"]
[Black "Acosta, Juan Manuel"]
[Result "0-1"]
[ECO "B03"]
[PlyCount "72"]
[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 Nf6 2. e5 Nd5 3. d4 d6 4. f4 dxe5 5. fxe5 Bf5 6. c3 e6 7. Nf3 Be7 8. Bd3 Bxd3 9. Qxd3 0-0 10. 0-0 c5 11. Bd2 Nc6 12. b3 cxd4 13. cxd4 Rc8 14. a3 Qb6 15. Kh1 h6 16. b4 a6 17. Nc3 Nxc3 18. Bxc3 Rfd8 19. Bb2 Bf8 20. Rae1 Rd5 21. Re4 Qb5 22. Qb1 Rcd8 23. Rf2 a5 24. Rf4 R5d7 25. Rg4 axb4 26. axb4 Qxb4 27. Qc1 Kh8 28. Bc3 Qa3 29. Bb2 Qb3 30. h3 Nb4 31. Ne1 Nc6 32. Rf3 Qb6 33. Rgf4 Kg8 34. Rg4 Nxd4 35. Rfg3 Ne2 36. Qxh6 Qg1# 0-1

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1992.??.??"]
[Round "5"]
[White "Olivares, Daniel"]
[Black "Acosta, Juan Manuel"]
[Result "1-0"]
[ECO "A60"]
[WhiteElo "2280"]
[PlyCount "81"]
[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 Nf6 2. c4 e6 3. Nc3 c5 4. d5 exd5 5. cxd5 Bd6 6. Bg5 h6 7. Bh4 Be5 8. Nf3 Bxc3+ 9. bxc3 d6 10. e3 0-0 11. Be2 Nbd7 12. 0-0 Nb6 13. c4 Re8 14. Qc2 Nbd7 15. a4 a5 16. Nd2 Qc7 17. e4 g5 18. Bg3 Ne5 19. h3 b6 20. f4 gxf4 21. Bxf4 Kg7 22. Qc3 Qe7 23. Qe3 Rh8 24. Qg3+ Kh7 25. Qh4 Kg7 26. Qg3+ Kh7 27. Rf2 Rg8 28. Qh4 Rg6 29. Bh5 Rg5 30. Bxg5 hxg5 31. Qxg5 Nxd5 32. Qxe7 Nxe7 33. Bxf7 Bd7 34. Bd5 Rb8 35. Rf6 Nc8 36. Ra3 Kg7 37. Rf4 Ne7 38. Rg3+ N7g6 39. Nf3 Nxf3+ 40. gxf3 Bxa4 41. Bf7 1-0

