[Event "Buenos Aires GP II"]
[Site "Buenos Aires"]
[Date "1992.??.??"]
[Round "8"]
[White "Costa, MA."]
[Black "Moccero, Eduardo"]
[Result "0-1"]
[ECO "A30"]
[PlyCount "56"]
[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 d5 2. g3 c5 3. Bg2 Nf6 4. d3 e6 5. Nbd2 Nc6 6. c4 Be7 7. 0-0 Qc7 8. cxd5 exd5 9. b3 0-0 10. d4 cxd4 11. Bb2 Qb6 12. Rc1 Bg4 13. Nb1 Bc5 14. Na3 Ne4 15. Qd3 Rfe8 16. Nc2 Bxf3 17. Bxf3 Ne5 18. Qd1 Nxf3+ 19. exf3 Nxf2 20. Kxf2 d3+ 21. Kg2 Re2+ 22. Kh1 Qh6 23. h4 Rd2 24. Qe1 dxc2 25. Bc3 Rd1 26. Rxc2 Rxe1 27. Bxe1 Qe3 28. Bd2 Qd3 0-1

[Event "Buenos Aires GP II"]
[Site "Buenos Aires"]
[Date "1992.??.??"]
[Round "4"]
[White "Costa, MA."]
[Black "Montero Echague, Rodo"]
[Result "1-0"]
[ECO "A04"]
[PlyCount "55"]
[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 c5 2. g3 Nc6 3. Bg2 e6 4. c4 Be7 5. 0-0 h5 6. d4 cxd4 7. Nxd4 a6 8. Nc3 h4 9. e3 hxg3 10. fxg3 Nf6 11. e4 Bc5 12. Be3 Ne5 13. Bg5 Rxh2 14. Bxf6 Rxg2+ 15. Kxg2 gxf6 16. Rh1 Nxc4 17. Rh8+ Bf8 18. Qe2 Qb6 19. Qxc4 Qxb2+ 20. Nce2 Ke7 21. Qc5+ d6 22. Qc7+ Bd7 23. Rd1 Qb4 24. Nf4 Rc8 25. Ng6+ fxg6 26. Rh7+ Bg7 27. Rxg7+ Kf8 28. Nxe6+ 1-0

[Event "Buenos Aires GP II"]
[Site "Buenos Aires"]
[Date "1992.??.??"]
[Round "6"]
[White "Costa, MA."]
[Black "Riera, Eduardo Alberto"]
[Result "0-1"]
[ECO "A00"]
[PlyCount "62"]
[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 c5 2. g3 Nc6 3. Bg2 Nf6 4. Nc3 d5 5. d4 cxd4 6. Nxd4 e5 7. Nf3 d4 8. Nb1 e4 9. Ng5 Bf5 10. Nd2 e3 11. Nde4 h6 12. Nxf6+ Qxf6 13. Nf3 Bb4+ 14. Kf1 0-0-0 15. a3 Bc5 16. Rb1 g5 17. b4 Bb6 18. h3 h5 19. g4 hxg4 20. hxg4 Rxh1+ 21. Bxh1 Be4 22. Bb2 Ne5 23. fxe3 Nxg4 24. Qc1 Rh8 25. Bg2 Nh2+ 26. Kg1 Bxf3 27. exf3 Nxf3+ 28. Kf2 Ne5+ 29. Ke2 Rh2 30. Qg1 Qf3+ 31. Ke1 Rxg2 0-1

[Event "Buenos Aires GP II"]
[Site "Buenos Aires"]
[Date "1992.??.??"]
[Round "1"]
[White "Costa, MA."]
[Black "Sifres, Pablo"]
[Result "1-0"]
[ECO "A37"]
[PlyCount "65"]
[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 c5 2. g3 Nc6 3. Bg2 g6 4. 0-0 Bg7 5. c4 e5 6. Nc3 Nge7 7. Rb1 d6 8. b3 0-0 9. d3 h6 10. Bd2 f5 11. Qc1 Kh7 12. Nd5 e4 13. Ne1 Nd4 14. Qd1 exd3 15. Nxd3 g5 16. e3 Ne6 17. b4 cxb4 18. Bxb4 Nc6 19. Bc3 Ne5 20. Qd2 Nxc4 21. Qc1 Ne5 22. Nxe5 dxe5 23. Qb2 e4 24. Rfd1 Bd7 25. g4 Bxc3 26. Nxc3 Nc5 27. gxf5 Qe8 28. Bxe4 Nxe4 29. Nxe4 Bc6 30. Nf6+ Rxf6 31. Qxf6 Qh5 32. Rxb7+ Bxb7 33. Rd7+ 1-0

[Event "Buenos Aires GP II"]
[Site "Buenos Aires"]
[Date "1992.??.??"]
[Round "5"]
[White "Massenzano, Gerardo"]
[Black "Costa, MA."]
[Result "1-0"]
[ECO "B00"]
[PlyCount "139"]
[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 b6 2. d4 Bb7 3. Nc3 e6 4. Nf3 Nf6 5. Bd3 h6 6. Qe2 Be7 7. Bd2 c5 8. e5 Nd5 9. Ne4 Nc6 10. c3 cxd4 11. cxd4 Rc8 12. 0-0 d6 13. Rac1 dxe5 14. dxe5 0-0 15. a3 f5 16. exf6 Bxf6 17. Nxf6+ Qxf6 18. Rce1 Nd8 19. Ne5 Nf4 20. Bxf4 Qxf4 21. Qh5 Rc5 22. b4 Rd5 23. Re4 Qf6 24. Qe2 Rxd3 25. Nxd3 Bxe4 26. Qxe4 Qc3 27. a4 Qb3 28. b5 Qd5 29. Re1 Qg5 30. f4 Qf6 31. g3 Rf7 32. Ne5 Rc7 33. Qa8 Qf8 34. Rd1 Nb7 35. Qxf8+ Kxf8 36. Nc6 Nc5 37. a5 bxa5 38. Nxa5 Nb7 39. Nc6 Nc5 40. Ra1 Rb7 41. Nxa7 Kf7 42. Nc8 Kf6 43. Rb1 g5 44. b6 Na4 45. Rb4 Nc5 46. Nd6 Rd7 47. b7 Nxb7 48. Nxb7 g4 49. Nc5 Rd1+ 50. Kf2 Rd2+ 51. Ke3 Rxh2 52. Rb6 Rh3 53. Kd4 h5 54. Rxe6+ Kf7 55. Re3 h4 56. Ne4 Rh1 57. gxh4 Rxh4 58. Ke5 Rh5+ 59. f5 Rh8 60. Rg3 Rg8 61. Kf4 Ra8 62. Rxg4 Ra4 63. Kg5 Ra5 64. Rh4 Kg7 65. Rh1 Re5 66. Kf4 Ra5 67. Rb1 Ra7 68. Kg5 Kg8 69. Rb8+ Kg7 70. f6+ 1-0

[Event "Buenos Aires GP II"]
[Site "Buenos Aires"]
[Date "1992.??.??"]
[Round "3"]
[White "Suarez, Damian"]
[Black "Costa, MA."]
[Result "1-0"]
[ECO "B00"]
[PlyCount "109"]
[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 b6 2. d4 Bb7 3. Bd3 Nf6 4. Nd2 e6 5. Ngf3 c5 6. c3 cxd4 7. cxd4 Bb4 8. 0-0 0-0 9. a3 Bxd2 10. Nxd2 Nc6 11. Nf3 h6 12. Bb1 Ne7 13. Re1 Rc8 14. Bf4 d6 15. Qd2 Ng6 16. h3 Nxf4 17. Qxf4 Re8 18. e5 dxe5 19. dxe5 Nh7 20. Qe3 Bxf3 21. Qxf3 Ng5 22. Qe3 f5 23. Ba2 Rc2 24. Rad1 Qc8 25. Re2 Rxe2 26. Qxe2 Qc7 27. Rd6 Qc1+ 28. Kh2 g6 29. g3 Kf7 30. Rd3 Qc7 31. h4 Ne4 32. f3 Nc5 33. Rc3 Qd7 34. b4 Nb7 35. Bb1 Rd8 36. Bd3 Qd4 37. Rc7+ Rd7 38. Qc2 Kf8 39. Rxb7 Qxd3 40. Qxd3 Rxd3 41. Rxa7 Rxf3 42. a4 Rb3 43. b5 Re3 44. Ra6 Rxe5 45. Rxb6 Ke7 46. a5 Re2+ 47. Kg1 Ra2 48. a6 Kd7 49. Kf1 g5 50. h5 f4 51. gxf4 gxf4 52. Rb7+ Kc8 53. Rh7 Ra5 54. a7 e5 55. b6 1-0

