[Event "Maringa Aniversario"]
[Site "Maringa"]
[Date "1968.05.??"]
[Round "1"]
[White "Aiex, Domingos"]
[Black "Bittencourt, Orlindo"]
[Result "1-0"]
[ECO "C96"]
[PlyCount "79"]
[EventDate "1968.05.??"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Nf6 6. 0-0 Be7 7. Re1 0-0 8. c3 d6 9. h3 Na5 10. Bc2 c5 11. d3 Ne8 12. a4 Bd7 13. Nbd2 f5 14. d4 exd4 15. cxd4 b4 16. Qe2 f4 17. e5 Nc7 18. exd6 Bxd6 19. dxc5 Bxc5 20. Nc4 Nc6 21. Nce5 Nxe5 22. Nxe5 Be6 23. Nd3 f3 24. Qe4 Bd5 25. Qg4 Bd6 26. Bg5 Qc8 27. Qh4 Ne6 28. Rac1 Qb8 29. Ne5 Nxg5 30. Qxg5 fxg2 31. Ng4 Bc4 32. Qh5 g6 33. Bxg6 hxg6 34. Qxg6+ Kh8 35. Rxc4 Ra7 36. Nf6 Bh2+ 37. Kxg2 Bf4 38. Rc5 Qb7+ 39. f3 Qh7 40. Rh5 1-0

[Event "Maringa Aniversario"]
[Site "Maringa"]
[Date "1968.05.??"]
[Round "5"]
[White "Bittencourt, Orlindo"]
[Black "Adamowski, Victor"]
[Result "0-1"]
[ECO "E18"]
[PlyCount "120"]
[EventDate "1968.05.??"]
[EventType "tourn"]
[EventRounds "7"]
[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. g3 b6 4. Bg2 Bb7 5. 0-0 d6 6. c4 Nbd7 7. Nc3 Be7 8. Qc2 0-0 9. e4 e5 10. Rd1 Qe8 11. b3 Nh5 12. Bb2 Bd8 13. dxe5 dxe5 14. Nd5 Qe6 15. Ba3 Re8 16. Qd2 Nf8 17. Qe2 g6 18. Qe3 c6 19. Nc3 Be7 20. Bxe7 Qxe7 21. Bh3 Rad8 22. Qg5 Qxg5 23. Nxg5 Ng7 24. Nf3 f6 25. Rxd8 Rxd8 26. Rd1 Rxd1+ 27. Nxd1 Nfe6 28. Nd2 Nd4 29. Nc3 Kf7 30. f3 Nge6 31. Bf1 Nc2 32. Bd3 Ned4 33. Kf2 Ke6 34. Ne2 Kd6 35. Nxd4 Nxd4 36. Ke3 Kc5 37. f4 Kb4 38. Nb1 a5 39. Nd2 a4 40. bxa4 Kxa4 41. g4 c5 42. fxe5 fxe5 43. Nb1 Kb4 44. Nd2 Bc8 45. g5 Be6 46. h4 Kc3 47. a3 Bg4 48. Nb1+ Kb2 49. a4 Nb3 50. Nd2 Nxd2 51. Kxd2 Kb3 52. Ke3 Kc3 53. Bf1 Be6 54. Be2 Kb4 55. h5 Kxa4 56. hxg6 hxg6 57. Kf3 Kb4 58. Kg3 Bxc4 59. Bg4 Bf7 60. Bf5 c4 0-1

[Event "Maringa Aniversario"]
[Site "Maringa"]
[Date "1968.05.??"]
[Round "7"]
[White "Bittencourt, Orlindo"]
[Black "Rocha, Antonio Cavilhas"]
[Result "0-1"]
[ECO "C32"]
[PlyCount "52"]
[EventDate "1968.05.??"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. f4 d5 3. exd5 e4 4. d3 Nf6 5. Be2 exd3 6. Qxd3 Qxd5 7. Qxd5 Nxd5 8. Bf3 Nb4 9. Na3 N8c6 10. Ne2 Bf5 11. Bd2 0-0-0 12. Kd1 Bc5 13. Kc1 Rhe8 14. g4 Be4 15. Bxe4 Rxe4 16. Ng3 Ree8 17. Nb5 Nd5 18. a3 Be3 19. Bxe3 Nxe3 20. h3 a6 21. Nc3 Nd4 22. b4 Nexc2 23. Kb2 Nxa1 24. Rxa1 Re3 25. Rg1 Nf3 26. Nf1 Rxc3 0-1

[Event "Maringa Aniversario"]
[Site "Maringa"]
[Date "1968.05.??"]
[Round "3"]
[White "Bittencourt, Orlindo"]
[Black "Silveira, Eufrazio"]
[Result "1/2-1/2"]
[ECO "B38"]
[PlyCount "42"]
[EventDate "1968.05.??"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nc6 3. Nf3 Nf6 4. d4 cxd4 5. Nxd4 g6 6. e4 d6 7. Be2 Bg7 8. Be3 0-0 9. 0-0 Bd7 10. Qd2 Ng4 11. Nxc6 bxc6 12. Bf4 Qa5 13. h3 Ne5 14. Bh6 Be6 15. Bxg7 Kxg7 16. b3 Nd7 17. f4 f5 18. Rad1 fxe4 19. Nxe4 Qxd2 20. Rxd2 d5 21. Ng5 Bg8 1/2-1/2

[Event "Maringa Aniversario"]
[Site "Maringa"]
[Date "1968.05.??"]
[Round "2"]
[White "Mak, Otto"]
[Black "Bittencourt, Orlindo"]
[Result "1/2-1/2"]
[ECO "A95"]
[PlyCount "51"]
[EventDate "1968.05.??"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 f5 3. g3 Nf6 4. Bg2 Be7 5. c4 d5 6. 0-0 c6 7. Nc3 0-0 8. Qc2 Qe8 9. Ne5 Nbd7 10. cxd5 exd5 11. Qxf5 Nxe5 12. Qxe5 Ng4 13. Qc7 Rf6 14. Qa5 Qh5 15. h3 Nh6 16. Nxd5 cxd5 17. Qxd5+ Qxd5 18. Bxd5+ Nf7 19. Kg2 Bd7 20. Bxb7 Bc6+ 21. Bxc6 Rxc6 22. e4 Rc2 23. Be3 Nd6 24. e5 Nc4 25. Kf3 Rf8+ 26. Ke4 1/2-1/2

[Event "Maringa Aniversario"]
[Site "Maringa"]
[Date "1968.05.??"]
[Round "4"]
[White "Trois, Francisco R Torres"]
[Black "Bittencourt, Orlindo"]
[Result "1-0"]
[ECO "C84"]
[PlyCount "85"]
[EventDate "1968.05.??"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Be7 7. d4 Nxd4 8. Nxd4 exd4 9. e5 0-0 10. exf6 Bxf6 11. Bd5 c6 12. Bf3 d5 13. Nd2 Be6 14. Nb3 Qb6 15. Bd2 c5 16. Ba5 Qa7 17. Qd2 c4 18. Nc1 Qc5 19. Bb4 c3 20. Bxc5 cxd2 21. Nb3 Rfc8 22. Bxd4 Rxc2 23. Rfd1 Bg5 24. Bc3 a5 25. Bxd2 a4 26. Bxg5 axb3 27. axb3 Rxa1 28. Rxa1 h6 29. Bc1 d4 30. Be4 Rc8 31. Ra8 Rxa8 32. Bxa8 Bxb3 33. Bc6 Bc4 34. b3 Be2 35. Bb2 d3 36. Bxb5 f5 37. f3 g5 38. Bc4+ Kf8 39. Kf2 Ke7 40. g3 Kd6 41. Ke3 Bd1 42. Bxd3 Bxb3 43. Bxf5 1-0

[Event "Maringa Aniversario"]
[Site "Maringa"]
[Date "1968.05.??"]
[Round "6"]
[White "Van Riemsdijk, Herman Claudius"]
[Black "Bittencourt, Orlindo"]
[Result "1-0"]
[ECO "C90"]
[PlyCount "61"]
[EventDate "1968.05.??"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[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 Na5 9. Bc2 c5 10. d4 Qc7 11. Nbd2 0-0 12. Nf1 Bd7 13. Ne3 Rac8 14. dxe5 dxe5 15. Nd5 Nxd5 16. exd5 Bg4 17. Qd3 f5 18. Nxe5 c4 19. Qg3 Bd6 20. f4 Qc5+ 21. Be3 Qxd5 22. Nxg4 fxg4 23. Rad1 Qc6 24. Qh4 h6 25. Qxg4 Bc5 26. Bxc5 Qxc5+ 27. Kh1 Qc6 28. Rd7 Qf6 29. Ree7 g5 30. Qe6+ Qxe6 31. Rg7+ 1-0

