[Event "Mar del Plata op 40th"]
[Site "Mar del Plata"]
[Date "2009.04.12"]
[Round "9"]
[White "Acosta, Jose Mariano"]
[Black "Maisonave, Eduardo"]
[Result "1-0"]
[ECO "D53"]
[WhiteElo "2002"]
[PlyCount "71"]
[EventDate "2009.04.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 129 Extra"]
[Source "ChessBase"]
[SourceDate "2009.05.05"]
[SourceVersion "2"]
[SourceVersionDate "2009.05.20"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 d5 3. c4 e6 4. Nc3 Be7 5. Bg5 c6 6. e3 Nbd7 7. Bd3 Nb6 8. b3 h6 9. Bh4 0-0 10. 0-0 Nh7 11. Bxe7 Qxe7 12. Rc1 Nd7 13. e4 dxe4 14. Nxe4 Nhf6 15. Re1 Nxe4 16. Bxe4 Nf6 17. Bb1 b5 18. Ne5 Bb7 19. cxb5 cxb5 20. Qd3 a6 21. Ng4 Ne4 22. f3 f5 23. Ne5 Qg5 24. fxe4 Bxe4 25. Qg3 Qd2 26. Rcd1 Qb2 27. Bxe4 fxe4 28. Rxe4 Qc2 29. Rde1 Rf6 30. Nd7 Rf7 31. R4e2 Qc8 32. Nb6 Qd8 33. Nxa8 Qxd4+ 34. Kh1 Qa7 35. Rxe6 Kh7 36. Qg6+ 1-0

[Event "Mar del Plata op 40th"]
[Site "Mar del Plata"]
[Date "2009.04.11"]
[Round "8"]
[White "Beltran Molina, Alfredo W"]
[Black "Acosta, Jose Mariano"]
[Result "1-0"]
[ECO "B02"]
[BlackElo "2002"]
[PlyCount "65"]
[EventDate "2009.04.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 129 Extra"]
[Source "ChessBase"]
[SourceDate "2009.05.05"]
[SourceVersion "2"]
[SourceVersionDate "2009.05.20"]
[SourceQuality "1"]

1. e4 Nf6 2. Nc3 d5 3. e5 Ne4 4. d4 Bf5 5. Nxe4 Bxe4 6. Bf4 e6 7. Ne2 c5 8. c3 Nc6 9. Ng3 Bg6 10. Bb5 Qb6 11. Qa4 0-0-0 12. Bxc6 bxc6 13. 0-0 h5 14. dxc5 Bxc5 15. b4 Be7 16. Be3 c5 17. bxc5 Bxc5 18. Bxc5 Qxc5 19. Rfb1 Bxb1 20. Rxb1 Rd7 21. Qa6+ Kd8 22. Rb8+ Ke7 23. Rxh8 Qxc3 24. Qc8 Qxe5 25. Re8+ Kd6 26. Qa6+ Kc5 27. Rc8+ Kb4 28. a3+ Kb3 29. Qb5+ Kxa3 30. Qxd7 h4 31. Qxa7+ Kb4 32. Qb7+ Ka4 33. Ra8# 1-0

[Event "Mar del Plata op 40th"]
[Site "Mar del Plata"]
[Date "2009.04.10"]
[Round "7"]
[White "Acosta, Jose Mariano"]
[Black "Lallana Yanez, Daniel"]
[Result "1/2-1/2"]
[ECO "A40"]
[WhiteElo "2002"]
[PlyCount "117"]
[EventDate "2009.04.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 129 Extra"]
[Source "ChessBase"]
[SourceDate "2009.05.05"]
[SourceVersion "2"]
[SourceVersionDate "2009.05.20"]
[SourceQuality "1"]

1. Nf3 Nc6 2. d4 e5 3. d5 e4 4. Ng5 Ne5 5. Nxe4 f5 6. Ng3 d6 7. e3 Nf6 8. c4 g6 9. Nc3 Bg7 10. Be2 0-0 11. 0-0 h5 12. f4 Neg4 13. h3 Nh6 14. Bd3 Bd7 15. e4 fxe4 16. Ngxe4 Nxe4 17. Nxe4 Bd4+ 18. Kh1 Nf5 19. Qf3 Qh4 20. Bd2 Rae8 21. Be1 Qd8 22. Bf2 Bxb2 23. Rab1 Bf6 24. Nxf6+ Qxf6 25. Rxb7 Re7 26. Rxc7 Rfe8 27. Bxf5 Bxf5 28. Rxe7 Rxe7 29. Re1 Rxe1+ 30. Bxe1 Qd4 31. Qb3 Qxf4 32. Qb8+ Kh7 33. Qxa7+ Kh6 34. Bf2 Qe4 35. Be3+ g5 36. Qb6 Bxh3 37. Qxd6+ Kh7 38. Qc7+ Kh6 39. Qg3 Bxg2+ 40. Kh2 Bf3 41. Qxg5+ Kh7 42. Qh6+ Kg8 43. Qe6+ Qxe6 44. dxe6 Be2 45. e7 Kf7 46. Bg5 Bxc4 47. a4 Ke8 48. Kg3 Kd7 49. Kf4 Bf7 50. Ke5 Kc7 51. a5 Kb7 52. Bd2 h4 53. Kf4 Be8 54. Kg4 Bd7+ 55. Kxh4 Ba4 56. Kg5 Bb5 57. Kf6 Ba4 58. Kf7 Bb5 59. e8Q 1/2-1/2

[Event "Mar del Plata op 40th"]
[Site "Mar del Plata"]
[Date "2009.04.09"]
[Round "6"]
[White "Salvatierra, Matias"]
[Black "Acosta, Jose Mariano"]
[Result "0-1"]
[ECO "B05"]
[BlackElo "2002"]
[PlyCount "152"]
[EventDate "2009.04.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 129 Extra"]
[Source "ChessBase"]
[SourceDate "2009.05.05"]
[SourceVersion "2"]
[SourceVersionDate "2009.05.20"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. d4 d6 5. exd6 cxd6 6. Nf3 Bg4 7. Be2 Nc6 8. Nbd2 d5 9. b3 e6 10. c5 Nd7 11. h3 Bh5 12. 0-0 Be7 13. Ba3 0-0 14. Rc1 Bf6 15. b4 a6 16. Re1 Rc8 17. Nb3 Qc7 18. Qd2 h6 19. Rcd1 Be7 20. Qb2 Nf6 21. Nfd2 Bxe2 22. Rxe2 Qf4 23. Rde1 Bd8 24. g3 Qf5 25. Kg2 Bc7 26. Qb1 Qg5 27. Nf3 Qh5 28. g4 Nxg4 29. Qd3 Nf6 30. Nbd2 Ne7 31. Nf1 Ng6 32. Bc1 Nh4+ 33. Nxh4 Qxh4 34. Ng3 Nh5 35. Nxh5 Qxh5 36. Rg1 Rfe8 37. Kf1 Kh8 38. Bb2 Qf5 39. Qxf5 exf5 40. a4 Re4 41. Rxe4 fxe4 42. Ke2 f5 43. Rg6 Re8 44. h4 Kg8 45. b5 axb5 46. axb5 Kf7 47. h5 Re6 48. Rxe6 Kxe6 49. Kd2 f4 50. Ke2 Kf5 51. Ba3 Kg5 52. b6 Bb8 53. c6 bxc6 54. Bf8 Kf6 55. f3 Kf7 56. Bb4 g6 57. hxg6+ Kxg6 58. Bd2 e3 59. Bb4 h5 60. Kf1 Kf7 61. Kg2 Ke6 62. b7 Kd7 63. Ba5 c5 64. dxc5 Kc6 65. Bc3 Kxc5 66. Kh3 d4 67. Ba5 d3 68. Kg2 d2 69. Bxd2 exd2 70. Kh3 d1Q 71. Kh4 Qxf3 72. Kg5 Qg4+ 73. Kf6 Kd6 74. Kf7 Qg5 75. Kf8 Ke6 76. Ke8 Qe7# 0-1

[Event "Mar del Plata op 40th"]
[Site "Mar del Plata"]
[Date "2009.04.08"]
[Round "5"]
[White "Acosta, Jose Mariano"]
[Black "Vecchio, Raul Antonio"]
[Result "0-1"]
[ECO "E90"]
[WhiteElo "2002"]
[PlyCount "96"]
[EventDate "2009.04.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 129 Extra"]
[Source "ChessBase"]
[SourceDate "2009.05.05"]
[SourceVersion "2"]
[SourceVersionDate "2009.05.20"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 g6 3. c4 Bg7 4. Nc3 0-0 5. e4 d6 6. Bf4 c5 7. d5 a6 8. h3 Nh5 9. Bg5 h6 10. Be3 Nd7 11. Qd2 g5 12. Bd3 Ne5 13. Be2 Nxf3+ 14. Bxf3 Nf6 15. 0-0 Rb8 16. a4 Nh7 17. Be2 f5 18. f4 g4 19. hxg4 fxg4 20. e5 Bf5 21. Bd3 Qe8 22. Bxf5 Rxf5 23. Ne4 Rh5 24. Ng3 Rh4 25. Nf5 Qh5 26. Nxh4 Qxh4 27. Rfd1 g3 28. Kf1 dxe5 29. Bxc5 exf4 30. d6 Qh1+ 31. Bg1 exd6 32. Qxd6 Rf8 33. Qd5+ Kh8 34. Ke2 f3+ 35. gxf3 Qg2+ 36. Kd3 Rxf3+ 37. Be3 Ng5 38. Rd2 Qh3 39. Re2 g2 40. Kd2 Rf5 41. Qxg2 Nf3+ 42. Kc2 Qh4 43. Kb3 Qe4 44. Rd1 b5 45. axb5 axb5 46. Rc1 bxc4+ 47. Kb4 Qb7+ 48. Kxc4 Qb5# 0-1

[Event "Mar del Plata op 40th"]
[Site "Mar del Plata"]
[Date "2009.04.07"]
[Round "4"]
[White "Covas, Guillermo"]
[Black "Acosta, Jose Mariano"]
[Result "1-0"]
[ECO "A22"]
[WhiteElo "2167"]
[BlackElo "2002"]
[PlyCount "59"]
[EventDate "2009.04.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 129 Extra"]
[Source "ChessBase"]
[SourceDate "2009.05.05"]
[SourceVersion "2"]
[SourceVersionDate "2009.05.20"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 d5 3. cxd5 Nxd5 4. Bg2 e5 5. Nc3 Be6 6. Qa4+ c6 7. Nf3 Nd7 8. d4 exd4 9. Nxd4 Nxc3 10. bxc3 Nc5 11. Qc2 Bd5 12. f3 Bc4 13. 0-0 Be7 14. Rd1 Qa5 15. Nf5 Bf8 16. Ne3 Be6 17. c4 Qa4 18. Qc3 Nd7 19. Kh1 f6 20. Rb1 Bc5 21. Rxb7 Bxe3 22. Rdxd7 Bc5 23. Qd3 Bxc4 24. Qe4+ Kf8 25. Rf7+ Bxf7 26. Qxa4 Rd8 27. Ba3 Bxa3 28. Qxa3+ Kg8 29. Qe7 Rf8 30. Bh3 1-0

[Event "Mar del Plata op 40th"]
[Site "Mar del Plata"]
[Date "2009.04.06"]
[Round "3"]
[White "Acosta, Jose Mariano"]
[Black "Pandini, Agustin"]
[Result "1-0"]
[ECO "D15"]
[WhiteElo "2002"]
[PlyCount "67"]
[EventDate "2009.04.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 129 Extra"]
[Source "ChessBase"]
[SourceDate "2009.05.05"]
[SourceVersion "2"]
[SourceVersionDate "2009.05.20"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. c4 c6 4. Nc3 Bf5 5. Bg5 Nbd7 6. e3 e6 7. Be2 Be7 8. 0-0 a6 9. c5 Qc7 10. Bf4 Qa5 11. h3 h6 12. a3 Ne4 13. Nxe4 Bxe4 14. b4 Qd8 15. Qb3 h5 16. Ne5 f6 17. Nxd7 Kxd7 18. a4 g5 19. Bh2 g4 20. b5 Qc8 21. bxc6+ Qxc6 22. h4 Bd8 23. Bd3 Bxd3 24. Qxd3 f5 25. Rfb1 Bc7 26. Bxc7 Qxc7 27. Rb6 Rac8 28. Rab1 Rb8 29. Rd6+ Ke7 30. Rbb6 Rh6 31. Rxd5 exd5 32. Rxh6 Qa5 33. Qxf5 Qe1+ 34. Kh2 1-0

[Event "Mar del Plata op 40th"]
[Site "Mar del Plata"]
[Date "2009.04.05"]
[Round "1"]
[White "Acosta, Jose Mariano"]
[Black "Gioscio, Martin"]
[Result "0-1"]
[ECO "E61"]
[WhiteElo "2002"]
[PlyCount "76"]
[EventDate "2009.04.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 129 Extra"]
[Source "ChessBase"]
[SourceDate "2009.05.05"]
[SourceVersion "2"]
[SourceVersionDate "2009.05.20"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 g6 3. c4 Bg7 4. Nc3 0-0 5. e4 d6 6. Bf4 Nbd7 7. h3 Re8 8. Be2 c6 9. 0-0 Nh5 10. Bg5 h6 11. Be3 e5 12. Qd2 Kh7 13. dxe5 dxe5 14. Rfd1 Qe7 15. Ne1 Qh4 16. Bg4 Nf8 17. Nf3 Qf6 18. Bxh5 gxh5 19. Qe2 Ne6 20. Ne1 Qg6 21. Qf3 Ng5 22. Qg3 Qf6 23. Kh2 Rg8 24. Qh4 Qg6 25. f3 Bf6 26. Qf2 Ne6 27. Ne2 Ng5 28. Rd6 h4 29. Rad1 Be6 30. b3 Be7 31. R6d3 f5 32. Bxg5 Bxg5 33. exf5 Qxf5 34. Qc5 Rg7 35. Nc3 Bf4+ 36. Kh1 Rag8 37. Ne4 Rxg2 38. Qe7+ R8g7 0-1

[Event "Mar del Plata op 40th"]
[Site "Mar del Plata"]
[Date "2009.04.05"]
[Round "2"]
[White "Falchi, Eduardo"]
[Black "Acosta, Jose Mariano"]
[Result "0-1"]
[ECO "D05"]
[BlackElo "2002"]
[PlyCount "150"]
[EventDate "2009.04.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 129 Extra"]
[Source "ChessBase"]
[SourceDate "2009.05.05"]
[SourceVersion "2"]
[SourceVersionDate "2009.05.20"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 e6 3. e3 b6 4. Nbd2 Bb7 5. Bd3 c5 6. 0-0 d5 7. Ne5 Bd6 8. f4 0-0 9. Ndf3 Ne4 10. c3 f6 11. Ng4 Nc6 12. Qe1 Qc7 13. Nf2 e5 14. Nxe4 dxe4 15. Bxe4 exd4 16. cxd4 Rae8 17. Bd5+ Kh8 18. dxc5 Bxc5 19. a3 Qxf4 20. Qc3 Bxe3+ 21. Kh1 Bxc1 22. Raxc1 Rc8 23. Qe1 Rfe8 24. Qh4 Qxh4 25. Nxh4 Na5 26. Bxb7 Nxb7 27. h3 Nc5 28. Kh2 Nd3 29. Rxc8 Rxc8 30. b4 Rc3 31. Rf3 Rxa3 32. Re3 Kg8 33. Nf5 g6 34. Ne7+ Kf7 35. Nd5 Rb3 36. Re7+ Kf8 37. Rxa7 Nxb4 38. Nxb6 Nc6 39. Ra8+ Ke7 40. Nd5+ Ke6 41. Nf4+ Kf5 42. Ne2 Rb2 43. Re8 Ne5 44. Ng1 h5 45. Ra8 g5 46. Ra4 Nd3 47. Ra5+ Kg6 48. Nf3 h4 49. Ra3 Nf4 50. Ne1 Re2 51. Ra1 Kf5 52. Kg1 g4 53. hxg4+ Kxg4 54. Kf1 Rb2 55. Ra3 Nh5 56. Ra4+ Kg3 57. Ra3+ Kg4 58. Ra4+ Kf5 59. Rxh4 Ng3+ 60. Kg1 Rb1 61. Kf2 Ne4+ 62. Ke2 Rb2+ 63. Ke3 Ng3 64. Rf4+ Ke6 65. Kf3 Rb3+ 66. Kg4 f5+ 67. Kh4 Ne4 68. Nf3 Rb8 69. Ng5+ Ke5 70. Rxe4+ fxe4 71. Nf7+ Kf4 72. g3+ Kf5 73. Kh3 Rb2 74. g4+ Kf4 75. g5 e3 0-1

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "2004.04.04"]
[Round "2"]
[White "Kanefsck, Gustavo"]
[Black "Acosta, Jose Mariano"]
[Result "1-0"]
[ECO "B04"]
[WhiteElo "2401"]
[PlyCount "95"]
[EventDate "2004.04.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 g6 5. Bc4 Nb6 6. Bb3 Bg7 7. 0-0 Nc6 8. Qe2 dxe5 9. dxe5 Nd4 10. Nxd4 Qxd4 11. e6 Bxe6 12. Bxe6 fxe6 13. Qxe6 Qe5 14. Qb3 0-0-0 15. Nc3 a6 16. Be3 Nd5 17. Nxd5 Qxd5 18. Qb4 Rhe8 19. c3 Be5 20. Qa4 Bd6 21. Rad1 Qe5 22. g3 Qf5 23. Qc4 e5 24. Rd5 Qe6 25. Qe4 c6 26. Ra5 Bc7 27. Ra4 Qd5 28. Re1 Qxe4 29. Rxe4 Rf8 30. Kg2 b5 31. h3 Rd7 32. Kf1 Rd3 33. Ke2 Rfd8 34. Bd4 R3xd4 35. cxd4 exd4 36. b4 Rd7 37. Kd3 Bb6 38. Re8+ Kc7 39. R8e7 c5 40. Rxd7+ Kxd7 41. bxc5 Bxc5 42. f4 a5 43. g4 a4 44. f5 gxf5 45. Re5 Kd6 46. Rxf5 Kc6 47. g5 Bb6 48. h4 1-0

[Event "Mar del Plata op 26th"]
[Site "Mar del Plata"]
[Date "1995.??.??"]
[Round "?"]
[White "Sanchez Almeyra, Jorge"]
[Black "Acosta, Jose Mariano"]
[Result "1-0"]
[ECO "B04"]
[WhiteElo "2430"]
[PlyCount "61"]
[EventDate "1995.05.??"]
[EventType "swiss"]
[EventRounds "9"]
[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. d4 d6 4. Nf3 dxe5 5. Nxe5 g6 6. Bc4 Be6 7. Nc3 Bg7 8. Ne4 c6 9. Ng5 0-0 10. Nxe6 fxe6 11. Qe2 Qd6 12. 0-0 Nd7 13. Nxd7 Qxd7 14. c3 Rf5 15. Bd2 Raf8 16. Rae1 e5 17. dxe5 Rxe5 18. Qd3 Ref5 19. Re2 Qc7 20. Qe4 Kh8 21. g3 R8f7 22. Qg2 b5 23. Bd3 Re5 24. Rxe5 Bxe5 25. Re1 a5 26. Bxb5 cxb5 27. Qxd5 Rf5 28. Bh6 Qb8 29. Rd1 Bd6 30. Qd4+ Rf6 31. Bg5 1-0

