[Event "BRA-ch sf"]
[Site "Curitiba"]
[Date "1977.07.??"]
[Round "2"]
[White "Araujo, Rodolfo"]
[Black "Lenz Cesar, Silas"]
[Result "1/2-1/2"]
[ECO "D03"]
[WhiteElo "2280"]
[PlyCount "31"]
[EventDate "1977.07.10"]
[EventType "swiss"]
[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 c5 3. c3 e6 4. Bg5 d5 5. e3 Nbd7 6. Bd3 h6 7. Bh4 Be7 8. Nbd2 0-0 9. 0-0 b6 10. Ne5 Nxe5 11. dxe5 Nd7 12. Bxe7 Qxe7 13. f4 Bb7 14. Qh5 f5 15. g4 Qe8 16. Qh4 1/2-1/2

[Event "BRA-ch sf"]
[Site "Curitiba"]
[Date "1977.07.??"]
[Round "5"]
[White "Carvalho, Herbert Abreu"]
[Black "Lenz Cesar, Silas"]
[Result "1-0"]
[ECO "C88"]
[WhiteElo "2265"]
[PlyCount "79"]
[EventDate "1977.07.10"]
[EventType "swiss"]
[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 0-0 8. a4 b4 9. d3 h6 10. h3 Re8 11. Nbd2 Bf8 12. Nc4 d6 13. a5 Rb8 14. Bd2 g6 15. c3 bxc3 16. bxc3 Bg7 17. Ne3 Ne7 18. Qc2 Nh5 19. Rab1 Bd7 20. Qa2 Rf8 21. Bc4 Bb5 22. Bxb5 axb5 23. g3 Qd7 24. Kg2 Kh7 25. c4 f5 26. cxb5 fxe4 27. dxe4 Rxb5 28. Rxb5 Qxb5 29. Qc4 Qb7 30. a6 Qa8 31. Rb1 Nf6 32. Rb7 Ne8 33. Nd5 Nxd5 34. exd5 Qc8 35. Be3 Rxf3 36. Kxf3 Qxh3 37. a7 Nf6 38. a8Q Qh1+ 39. Ke2 Nxd5 40. Rb8 1-0

[Event "BRA-ch sf"]
[Site "Curitiba"]
[Date "1977.07.??"]
[Round "1"]
[White "Lenz Cesar, Silas"]
[Black "Borges, Wagner da Silva"]
[Result "1-0"]
[ECO "B96"]
[PlyCount "87"]
[EventDate "1977.07.10"]
[EventType "swiss"]
[EventRounds "7"]
[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 b5 8. a3 Bb7 9. Qf3 Nbd7 10. 0-0-0 Qb6 11. f5 e5 12. Ne6 Rc8 13. Nxf8 Rxf8 14. Bd3 b4 15. axb4 Qxb4 16. Bd2 Nc5 17. Kb1 Qb6 18. g4 Rb8 19. Bc1 Qb4 20. Rhe1 Bc6 21. Na2 Qa4 22. Nc3 Qa5 23. Bc4 Qb4 24. Rxd6 Qxc4 25. Rxc6 Kd7 26. Rxc5 Qxc5 27. g5 Ne8 28. Rd1+ Nd6 29. Rd5 Qb4 30. Rxe5 Rfc8 31. Nd1 Qc4 32. Qd3 f6 33. Rd5 Qb4 34. gxf6 gxf6 35. Ne3 Rb6 36. Ng4 Ke7 37. e5 Ne4 38. exf6+ Ke8 39. Qe3 Kf8 40. Qh6+ Ke8 41. Qe3 Re6 42. fxe6 Nc3+ 43. Qxc3 Rxc3 44. Rg5 1-0

[Event "BRA-ch sf"]
[Site "Curitiba"]
[Date "1977.07.??"]
[Round "4"]
[White "Lenz Cesar, Silas"]
[Black "Macedo, Maximo Valerio"]
[Result "1/2-1/2"]
[ECO "B96"]
[PlyCount "79"]
[EventDate "1977.07.10"]
[EventType "swiss"]
[EventRounds "7"]
[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 b5 8. e5 dxe5 9. fxe5 Qc7 10. Bf4 Nfd7 11. Qg4 Qb6 12. 0-0-0 Bb7 13. Be2 Nc5 14. Bf3 b4 15. Nce2 Nbd7 16. Rhf1 g6 17. Qg3 Bg7 18. Ng1 Rc8 19. Kb1 Ne4 20. Qe1 Ndc5 21. Nb3 a5 22. Ne2 Nxb3 23. cxb3 0-0 24. Nd4 Nc5 25. Qe3 Ba6 26. Rf2 a4 27. bxa4 Nxa4 28. Qb3 Nc5 29. Qe3 Na4 30. Qb3 Nc5 31. Qe3 Rfd8 32. Rfd2 Na4 33. Nc6 Rxd2 34. Rxd2 Qxe3 35. Bxe3 Bf8 36. Bg5 Nb6 37. b3 Re8 38. Be3 Nd5 39. Bxd5 exd5 40. Bf4 1/2-1/2

[Event "BRA-ch sf"]
[Site "Curitiba"]
[Date "1977.07.??"]
[Round "3"]
[White "Lenz Cesar, Silas"]
[Black "Segal, Alexandru Sorin"]
[Result "0-1"]
[ECO "B04"]
[PlyCount "112"]
[EventDate "1977.07.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 g6 5. Be2 Bg7 6. 0-0 Nc6 7. exd6 cxd6 8. c4 Nb6 9. Be3 0-0 10. Qd2 Bg4 11. b3 d5 12. c5 Nc8 13. Nc3 e6 14. Ne1 Bxe2 15. Nxe2 N8e7 16. Nf3 Nf5 17. Bf4 Re8 18. Rad1 h6 19. h3 Kh7 20. b4 a6 21. a3 Qd7 22. Qd3 Nfe7 23. Nc3 Na7 24. g4 Rf8 25. Kg2 Rae8 26. a4 Nac6 27. b5 axb5 28. axb5 Na5 29. Ne5 Bxe5 30. dxe5 Qc7 31. Qe3 Nc4 32. Qd4 Rc8 33. Na4 Qa5 34. Nc3 Qa7 35. Ne4 dxe4 36. Qxc4 Qxc5 37. Qxe4 Qxb5 38. Rb1 Qd5 39. Rfe1 Rc4 40. Qxd5 Nxd5 41. Bg3 b6 42. Rb2 Ra8 43. Ree2 Rb8 44. Rb3 b5 45. f4 Nxf4+ 46. Bxf4 Rxf4 47. Rf2 Rxf2+ 48. Kxf2 b4 49. Ke3 g5 50. Ke4 Kg6 51. Kd4 f6 52. exf6 Kxf6 53. Kc4 Rc8+ 54. Kd4 Rc3 55. Rxb4 Rxh3 56. Ke4 Rg3 0-1

[Event "BRA-ch sf"]
[Site "Curitiba"]
[Date "1977.07.??"]
[Round "6"]
[White "Lenz Cesar, Silas"]
[Black "Vasconcellos, Fernando"]
[Result "1-0"]
[ECO "B02"]
[PlyCount "93"]
[EventDate "1977.07.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Nf3 Nxd5 4. d4 g6 5. Be2 Bg7 6. 0-0 0-0 7. Nc3 Nxc3 8. bxc3 c5 9. a4 cxd4 10. cxd4 Nc6 11. c3 Qc7 12. Ba3 Rd8 13. Ng5 Na5 14. Qd3 e6 15. Qf3 Rd5 16. Ne4 Rf5 17. Qd3 Rd5 18. Rfb1 Bd7 19. Nc5 Bc6 20. Bf3 Rdd8 21. Bb4 Bxf3 22. Bxa5 b6 23. Qxf3 Rac8 24. Nd3 Rd5 25. Bb4 Rh5 26. h3 Rf5 27. Qe3 a5 28. Ba3 Qd8 29. Bb2 Qh4 30. Qg3 Qe4 31. Qe3 Qa8 32. Kh2 Bf6 33. Ra3 Bg5 34. f4 Qb8 35. g3 Bh6 36. Rb3 g5 37. Bc1 gxf4 38. gxf4 Qc7 39. Bd2 Qc4 40. Rxb6 Qxa4 41. Qg3+ Kh8 42. Rb8 Qe8 43. R8b7 Qf8 44. Ne5 Ra8 45. Qh4 Bg7 46. Rxf7 Rxf7 47. Ng6+ 1-0

[Event "BRA-ch sf"]
[Site "Curitiba"]
[Date "1977.07.??"]
[Round "7"]
[White "Loureiro, Luiz R Vasconcelos"]
[Black "Lenz Cesar, Silas"]
[Result "0-1"]
[ECO "A88"]
[PlyCount "112"]
[EventDate "1977.07.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 f5 2. g3 Nf6 3. Bg2 g6 4. c4 Bg7 5. Nc3 0-0 6. Nf3 d6 7. 0-0 c6 8. d5 e5 9. dxe6 Bxe6 10. Bf4 Bxc4 11. Bxd6 Re8 12. Qa4 b5 13. Qa3 Nd5 14. Nxd5 Bxd5 15. e3 Nd7 16. Rad1 Nb6 17. b3 Qc8 18. Rd2 Qb7 19. Rfd1 a5 20. Ne1 Bxg2 21. Nxg2 Nd5 22. Bc5 b4 23. Qc1 Nc3 24. Re1 Qb5 25. Bd6 g5 26. Qc2 Rad8 27. Bc7 Rxd2 28. Qxd2 Nd5 29. Rd1 Nxc7 30. Qd7 Qe5 31. Qxc6 Re7 32. h4 h6 33. hxg5 hxg5 34. Ne1 Qe4 35. Qc5 f4 36. Rd8+ Ne8 37. Qxg5 fxe3 38. Qxe3 Qxe3 39. fxe3 Rxe3 40. Kf2 Re6 41. Nc2 Kf7 42. Rd5 Re5 43. Rxe5 Bxe5 44. a3 bxa3 45. Nxa3 Nd6 46. g4 Ke6 47. Ke3 Kd5 48. Kd3 Bf6 49. Nc2 Kc5 50. Ne3 Bg5 51. Nc2 Nb5 52. Ke4 Bh6 53. Kd3 Bg7 54. Ke4 Nd4 55. Ne3 Nxb3 56. Nf5 Bf6 0-1

