[Event "Florianopolis-ch 31th"]
[Site "Florianopolis"]
[Date "1982.09.??"]
[Round "8"]
[White "Dariva, Sergio"]
[Black "Corvalao, Eder Daniel"]
[Result "1-0"]
[ECO "B98"]
[PlyCount "50"]
[EventDate "1982.09.21"]
[EventType "tourn"]
[EventRounds "8"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 b5 9. e5 Nd5 10. Bxe7 Qxe7 11. Nxd5 exd5 12. Qxd5 Bb7 13. Qxd6 Qxd6 14. exd6 0-0 15. 0-0-0 Nd7 16. Rg1 Rfe8 17. g4 Re4 18. Bg2 Rxd4 19. Rxd4 Bxg2 20. Rxg2 Re8 21. Kd2 h6 22. Re2 Rxe2+ 23. Kxe2 Kf8 24. g5 hxg5 25. fxg5 Ke8 1-0

[Event "Florianopolis-ch 31th"]
[Site "Florianopolis"]
[Date "1982.09.??"]
[Round "4"]
[White "Dariva, Sergio"]
[Black "De Haro, Martim Alfonso"]
[Result "1/2-1/2"]
[ECO "B32"]
[PlyCount "98"]
[EventDate "1982.09.21"]
[EventType "tourn"]
[EventRounds "8"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb3 Nf6 6. Bg5 h6 7. Bxf6 Qxf6 8. Bc4 Qg6 9. Qf3 Bb4+ 10. c3 Be7 11. N1d2 0-0 12. Nf1 a6 13. a4 Rb8 14. Ne3 b5 15. axb5 axb5 16. Bd5 b4 17. c4 Bd8 18. 0-0 Ne7 19. Ra8 Rxa8 20. Bxa8 d6 21. Ra1 Bb6 22. Nd5 Nxd5 23. Bxd5 Be6 24. Ra6 Bxd5 25. cxd5 Rb8 26. Na5 Qg5 27. Nb3 Qd8 28. g3 Qc8 29. Qd3 f5 30. exf5 e4 31. Qe2 Qxf5 32. Nd2 Qxd5 33. Nxe4 Bc5 34. Qg4 Rf8 35. Nxc5 Qxc5 36. Qe6+ Kh8 37. Qe3 Qxe3 38. fxe3 Rc8 39. Rxd6 Rc1+ 40. Kg2 Rc2+ 41. Kh3 Rxb2 42. Rb6 Kg8 43. Kg4 b3 44. h4 Kf7 45. h5 Rb1 46. Kf5 b2 47. Rb7+ Ke8 48. Ke6 Kd8 49. g4 Rg1 1/2-1/2

[Event "Florianopolis-ch 31th"]
[Site "Florianopolis"]
[Date "1982.09.??"]
[Round "3"]
[White "Franca, Francisco"]
[Black "Dariva, Sergio"]
[Result "1-0"]
[ECO "E14"]
[PlyCount "121"]
[EventDate "1982.09.21"]
[EventType "tourn"]
[EventRounds "8"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. e3 b6 4. Bd3 Bb7 5. Nbd2 d5 6. 0-0 Be7 7. c4 Nbd7 8. Qc2 0-0 9. e4 dxe4 10. Nxe4 c5 11. dxc5 Nxe4 12. c6 Bxc6 13. Bxe4 Bxe4 14. Qxe4 Nc5 15. Qe2 Bf6 16. Rd1 Qc7 17. Bg5 Bxg5 18. Nxg5 h6 19. Nf3 a5 20. Qe5 Qxe5 21. Nxe5 f6 22. Nd7 Nxd7 23. Rxd7 Rac8 24. b3 Rc6 25. f4 Rfc8 26. Rad1 e5 27. fxe5 fxe5 28. Re7 Rg6 29. Rxe5 Rf8 30. Rf1 Rgf6 31. Rxf6 Rxf6 32. a4 Kf7 33. Re3 Rd6 34. Kf2 Rd2+ 35. Kf3 Kf6 36. h3 Kf5 37. g4+ Kf6 38. Ke4 Ke6 39. h4 g6 40. Kf4+ Kd6 41. h5 gxh5 42. gxh5 Rh2 43. Rd3+ Kc6 44. Rd5 Rh3 45. Rb5 Rh4+ 46. Kg3 Re4 47. Kf3 Rh4 48. Kg3 Re4 49. Rf5 Re3+ 50. Rf3 Re6 51. Rf5 Re3+ 52. Rf3 Re6 53. Kf4 Rf6+ 54. Ke4 Re6+ 55. Kd4 Kd6 56. Rg3 Rf6 57. Rg6 Rxg6 58. hxg6 Ke6 59. b4 axb4 60. c5 bxc5+ 61. Kc4 1-0

[Event "Florianopolis-ch 31th"]
[Site "Florianopolis"]
[Date "1982.09.??"]
[Round "9"]
[White "Ribeiro Neto, Joao B"]
[Black "Dariva, Sergio"]
[Result "0-1"]
[ECO "B80"]
[PlyCount "82"]
[EventDate "1982.09.21"]
[EventType "tourn"]
[EventRounds "8"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Bg5 Be7 7. f4 h6 8. Bh4 0-0 9. Qf3 Nc6 10. 0-0-0 Qb6 11. Bf2 Nxd4 12. Bxd4 Qa5 13. Kb1 e5 14. fxe5 dxe5 15. Be3 Bg4 16. Qg3 Bxd1 17. Nxd1 Nxe4 18. Qg4 f5 19. Bc4+ Kh7 20. Qe2 Rad8 21. g4 f4 22. Bc1 Nd6 23. Bd3+ Kh8 24. h4 Qd5 25. Nf2 Qg2 26. g5 e4 27. gxh6 exd3 28. hxg7+ Qxg7 29. Nxd3 Nf5 30. Nxf4 Ng3 31. Qxe7 Qxe7 32. Ng6+ Kg7 33. Nxe7 Nxh1 34. c4 Rd1 35. Kc2 Rff1 36. Bg5 Ra1 37. a3 Rf2+ 38. Kc3 Ra2 39. b4 Rxa3+ 40. Kd4 Ng3 41. Nd5 Nf5+ 0-1

[Event "Florianopolis-ch 31th"]
[Site "Florianopolis"]
[Date "1982.09.??"]
[Round "1"]
[White "Tavares, Rubens"]
[Black "Dariva, Sergio"]
[Result "1/2-1/2"]
[ECO "E13"]
[PlyCount "49"]
[EventDate "1982.09.21"]
[EventType "tourn"]
[EventRounds "8"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Bg5 h6 6. Bh4 Bb7 7. e3 0-0 8. Bd3 d5 9. Ne5 Be7 10. Bc2 Ne4 11. Bg3 Nd7 12. Nxe4 dxe4 13. f3 Nxe5 14. Bxe5 exf3 15. gxf3 f5 16. Rg1 Bf6 17. Bxf6 Qxf6 18. Qe2 c5 19. 0-0-0 Rfd8 20. dxc5 bxc5 21. Rxd8+ Rxd8 22. Rd1 Rb8 23. b3 Qa1+ 24. Bb1 Qc3+ 25. Bc2 1/2-1/2

