[Event "Pan American-ch Seniors 65"]
[Site "Sao Paulo"]
[Date "2014.12.18"]
[Round "2"]
[White "Mattos, Jose Belfort"]
[Black "Lucena, Lincoln"]
[Result "0-1"]
[ECO "A58"]
[BlackElo "2146"]
[PlyCount "62"]
[EventDate "2014.12.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 g6 6. Nc3 Bg7 7. e4 d6 8. Nf3 0-0 9. Bg5 h6 10. Bf4 Nh5 11. Be3 Nxa6 12. Qd2 Kh7 13. Be2 Rb8 14. 0-0 Qa5 15. Rfc1 Nc7 16. Ne1 Nf6 17. f4 Ba6 18. Nf3 Nxe4 19. Nxe4 Qxd2 20. Bxd2 Bxe2 21. Nc3 Bxf3 22. gxf3 Rxb2 23. Be1 Bd4+ 24. Kh1 Rfb8 25. a4 R2b3 26. a5 Nxd5 27. Nxd5 Bxa1 28. Nb6 Bd4 29. Kg2 Rb2+ 30. Kg3 R2xb6 31. axb6 Rxb6 0-1

[Event "Pan American-ch Seniors 65"]
[Site "Sao Paulo"]
[Date "2014.12.18"]
[Round "3"]
[White "Moraes, Maurino Anastacio"]
[Black "Mattos, Jose Belfort"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "1701"]
[PlyCount "53"]
[EventDate "2014.12.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Be2 e6 5. Nd2 c5 6. c3 Nc6 7. Ngf3 Rc8 8. 0-0 f6 9. exf6 gxf6 10. Nh4 Bg6 11. Bh5 Nge7 12. Re1 Kf7 13. Nb3 Bg7 14. Nxc5 e5 15. Nxb7 Qc7 16. Nc5 Rhe8 17. Qg4 Bxh5 18. Qxh5+ Ng6 19. Nd3 Rcd8 20. dxe5 fxe5 21. Bg5 Rb8 22. Qf3+ Kg8 23. Qxd5+ Kh8 24. Nxg6+ hxg6 25. Re3 Bf8 26. Bf6+ Kh7 27. Rh3+ 1-0

[Event "World op 21st"]
[Site "Philadelphia"]
[Date "1993.??.??"]
[Round "?"]
[White "Fayvinov, Zakhar"]
[Black "Mattos, Jose Belfort"]
[Result "1-0"]
[ECO "A55"]
[PlyCount "28"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d6 3. Nc3 e5 4. Nf3 Nbd7 5. e4 Be7 6. Be2 0-0 7. 0-0 c6 8. h3 a6 9. d5 cxd5 10. cxd5 b5 11. a3 Nc5 12. Nd2 Bd7 13. b4 Na4 14. Nxa4 bxa4 1-0

[Event "World op 21st"]
[Site "Philadelphia"]
[Date "1993.??.??"]
[Round "?"]
[White "Schultz, John"]
[Black "Mattos, Jose Belfort"]
[Result "0-1"]
[ECO "C60"]
[PlyCount "42"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. d4 exd4 5. Nxd4 Bg7 6. Be3 Nge7 7. c4 0-0 8. Nc3 d6 9. 0-0 Ne5 10. f4 Ng4 11. Qe1 c6 12. Ba4 Nxe3 13. Qxe3 Qb6 14. Nce2 Bg4 15. Kf2 Bxe2 16. Nxe2 Qb4 17. Bb3 Bxb2 18. Rad1 a5 19. Rd2 Bg7 20. Rb1 a4 21. Bd1 Qxb1 0-1

[Event "Sao Paulo Latin America Cup open"]
[Site "Sao Paulo"]
[Date "1991.09.??"]
[Round "8"]
[White "Carvalho, Celestino Jr"]
[Black "Mattos, Jose Belfort"]
[Result "0-1"]
[ECO "D30"]
[PlyCount "108"]
[EventDate "1991.09.14"]
[EventType "swiss"]
[EventRounds "11"]
[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. a3 d5 4. Nf3 Be7 5. c5 0-0 6. Nc3 Re8 7. Bf4 c6 8. e3 Nbd7 9. Bd3 b6 10. b4 a5 11. 0-0 Nh5 12. Be5 f6 13. Bg3 Nxg3 14. hxg3 e5 15. Qb3 Kh8 16. Bc2 Ba6 17. Rfe1 Bc4 18. Qb1 e4 19. Nxe4 dxe4 20. Bxe4 Qc7 21. Bxh7 Nf8 22. Bg6 Reb8 23. Qf5 bxc5 24. bxc5 Rb2 25. Kh2 Nxg6 26. Qxg6 Kg8 27. Nh4 Bf7 28. Qf5 Qc8 29. Ng6 Bd8 30. Qh5 Bxg6 31. Qxg6 Bc7 32. Rh1 Rxf2 33. Kg1 Qf5 34. Qxf5 Rxf5 35. Rb1 Rb8 36. Rxb8+ Bxb8 37. Rh3 a4 38. e4 Rg5 39. Kf2 Bc7 40. Kf3 Ba5 41. Rh1 f5 42. e5 Rg4 43. Ke3 g6 44. Kd3 Rxg3+ 45. Ke2 Rxg2+ 46. Kf3 Rg4 47. Ke3 Bc3 48. Rd1 Re4+ 49. Kf3 Bxd4 50. e6 Kf8 51. Rh1 Ke7 52. Rh6 Rg4 53. Rh7+ Kxe6 54. Rc7 Kd5 0-1

[Event "Sao Paulo Latin America Cup open"]
[Site "Sao Paulo"]
[Date "1991.09.??"]
[Round "2"]
[White "Malbran, Emilio"]
[Black "Mattos, Jose Belfort"]
[Result "1-0"]
[ECO "C32"]
[PlyCount "45"]
[EventDate "1991.09.14"]
[EventType "swiss"]
[EventRounds "11"]
[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. Qe2 Nf6 5. d3 Bc5 6. dxe4 0-0 7. Nc3 c6 8. Be3 Qb6 9. Bxc5 Qxc5 10. 0-0-0 Re8 11. Qd3 b5 12. e5 Ng4 13. Ne4 Qb6 14. h3 Ne3 15. Re1 Nxd5 16. Nd6 Rf8 17. Nf3 Na6 18. Ng5 g6 19. Qg3 f6 20. exf6 Nxf6 21. Nxh7 Nxh7 22. Qxg6+ Kh8 23. Re7 1-0

[Event "Sao Paulo Latin America Cup open"]
[Site "Sao Paulo"]
[Date "1991.09.??"]
[Round "4"]
[White "Martins, Alexandre M"]
[Black "Mattos, Jose Belfort"]
[Result "0-1"]
[ECO "C68"]
[PlyCount "118"]
[EventDate "1991.09.14"]
[EventType "swiss"]
[EventRounds "11"]
[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. Bxc6 dxc6 5. d4 exd4 6. Qxd4 Be6 7. Qxd8+ Rxd8 8. Be3 Nf6 9. Nbd2 Be7 10. 0-0-0 Bxa2 11. h3 Be6 12. Nd4 Bc8 13. N4b3 0-0 14. Bf4 Ne8 15. Nf3 Nd6 16. Rhe1 b6 17. e5 Nc4 18. Rxd8 Bxd8 19. Re4 Be6 20. Nfd2 Nxd2 21. Nxd2 Be7 22. Ra4 a5 23. Ne4 h6 24. Rd4 Ra8 25. Rd3 a4 26. g4 c5 27. Rg3 Kf8 28. g5 h5 29. h4 Bf5 30. Nc3 c6 31. Be3 b5 32. Rf3 g6 33. Rf4 Ke8 34. Ne4 Bxe4 35. Rxe4 Kd7 36. f4 Ke6 37. Bd2 Kd5 38. Re2 c4 39. c3 a3 40. bxa3 Bxa3+ 41. Kc2 Be7 42. Re1 Ra2+ 43. Kd1 Ra1+ 44. Ke2 Rxe1+ 45. Kxe1 Ke4 46. Ke2 Ba3 47. Be3 Bb2 48. Bd2 c5 49. Kd1 b4 50. cxb4 c3 51. b5 Kd3 52. b6 c2+ 53. Ke1 Bc3 54. Kf2 Kxd2 55. b7 c1Q 56. b8Q Bd4+ 57. Kf3 Qh1+ 58. Kg3 Qg1+ 59. Kh3 Qg4+ 0-1

[Event "Sao Paulo Latin America Cup open"]
[Site "Sao Paulo"]
[Date "1991.09.??"]
[Round "3"]
[White "Mattos, Jose Belfort"]
[Black "Almeida, Einstein"]
[Result "0-1"]
[ECO "D63"]
[PlyCount "91"]
[EventDate "1991.09.14"]
[EventType "swiss"]
[EventRounds "11"]
[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 d5 4. Nf3 Be7 5. Bg5 h6 6. Bh4 0-0 7. e3 c6 8. Bd3 dxc4 9. Bxc4 b5 10. Bd3 a6 11. 0-0 Nbd7 12. Rc1 c5 13. Qe2 Bb7 14. Rfd1 cxd4 15. exd4 Rc8 16. Ne5 Re8 17. a3 Qb6 18. Bb1 Nf8 19. h3 Qa7 20. Ba2 Qa8 21. f4 Qa7 22. f5 Bd8 23. Kh1 N6h7 24. Bf2 Bb6 25. Qh5 Ba8 26. fxe6 fxe6 27. Qh4 Nf6 28. Be3 Qb7 29. Qf2 Qe7 30. Rf1 N6d7 31. Ng4 Ng6 32. Bb1 Rf8 33. Qe2 Rxf1+ 34. Rxf1 Ndf8 35. Qd2 Qh4 36. Kg1 Rd8 37. Be4 Bxe4 38. Nxe4 e5 39. Qc2 exd4 40. Bf2 Qe7 41. Qb3+ Kh8 42. Bg3 Qxe4 43. Qf7 d3+ 44. Kh1 d2 45. Nxh6 Qd5 46. Rd1 0-1

[Event "Sao Paulo Latin America Cup open"]
[Site "Sao Paulo"]
[Date "1991.09.??"]
[Round "5"]
[White "Mattos, Jose Belfort"]
[Black "Melao, Hindemburg Jr"]
[Result "1-0"]
[ECO "C88"]
[PlyCount "125"]
[EventDate "1991.09.14"]
[EventType "swiss"]
[EventRounds "11"]
[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. Re1 0-0 8. a4 b4 9. c3 d5 10. exd5 Nxd5 11. Nxe5 Nxe5 12. Rxe5 Nf6 13. d4 Bd6 14. Re1 Ng4 15. g3 Nxh2 16. Qh5 Ng4 17. Bg5 Qd7 18. Bc2 g6 19. Qh4 Bb7 20. Nd2 f6 21. Bh6 Nxh6 22. Qxh6 Qg4 23. Re3 f5 24. Rae1 Qh5 25. Qxh5 gxh5 26. f4 h4 27. Nc4 Kh8 28. Nxd6 cxd6 29. Re7 Bd5 30. g4 fxg4 31. Rxh7+ Kg8 32. Ree7 Rxf4 33. Rxh4 bxc3 34. bxc3 Rc8 35. Re3 Rcf8 36. Bd3 a5 37. Be2 Rb8 38. Rxg4+ Rxg4+ 39. Bxg4 Bb3 40. Bd7 Bc2 41. Re8+ Rxe8 42. Bxe8 Kf8 43. Bc6 Bb3 44. Kf2 Ke7 45. Ke3 d5 46. Bb5 Ke6 47. Kd2 Kf5 48. Kc1 Ke4 49. Kb2 Bd1 50. Bc6 Kd3 51. Bxd5 Bxa4 52. Be6 Bb5 53. Kb3 Be8 54. Bf5+ Kd2 55. c4 a4+ 56. Kb4 a3 57. Bb1 Kc1 58. Kxa3 Kxb1 59. Kb3 Kc1 60. Kc3 Kd1 61. d5 Ke2 62. Kd4 Kf3 63. Ke5 1-0

[Event "Sao Paulo Latin America Cup open"]
[Site "Sao Paulo"]
[Date "1991.09.??"]
[Round "1"]
[White "Mattos, Jose Belfort"]
[Black "Perlino Jr, Geraldo"]
[Result "1/2-1/2"]
[ECO "B95"]
[PlyCount "46"]
[EventDate "1991.09.14"]
[EventType "swiss"]
[EventRounds "11"]
[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. Qd2 Be7 8. 0-0-0 b5 9. a3 Bb7 10. f3 Qc7 11. Be2 Nbd7 12. Kb1 Rc8 13. h4 Nc5 14. g4 Qa5 15. Bxf6 Bxf6 16. g5 Be5 17. f4 Nxe4 18. Nxe4 Qxd2 19. Nxd2 Bxd4 20. Bf3 d5 21. Nb3 Be3 22. f5 0-0 23. Rde1 Bf2 1/2-1/2

[Event "Sao Paulo Latin America Cup open"]
[Site "Sao Paulo"]
[Date "1991.09.??"]
[Round "10"]
[White "Valle, Adriano"]
[Black "Mattos, Jose Belfort"]
[Result "1-0"]
[ECO "E18"]
[PlyCount "107"]
[EventDate "1991.09.14"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Be7 5. Bg2 0-0 6. 0-0 b6 7. Qc2 Bb7 8. Rd1 Nbd7 9. cxd5 exd5 10. Nc3 Rc8 11. Nb5 c5 12. Nxa7 Ra8 13. Nb5 Ne4 14. Be3 Ndf6 15. Ne5 Re8 16. Bh3 Bd6 17. Nxd6 Qxd6 18. Bf4 cxd4 19. Nf3 Qc5 20. Nxd4 Qxc2 21. Nxc2 Ba6 22. Nd4 Nc5 23. Be3 Nfe4 24. Rac1 Bc8 25. Bxc8 Rexc8 26. Nf5 Kf8 27. f3 Nf6 28. Bg5 Ne8 29. Kf1 Ne6 30. Rxc8 Rxc8 31. Rc1 Rc5 32. Bd2 Rxc1+ 33. Bxc1 f6 34. Be3 g6 35. Nd4 Nc5 36. b4 Na4 37. Nb5 Ke7 38. Bd4 Kd7 39. Nc3 Nxc3 40. Bxc3 f5 41. Be5 b5 42. e3 Nd6 43. Bxd6 Kxd6 44. Ke2 g5 45. f4 g4 46. Kd3 Kc6 47. Kc3 Kd6 48. Kd4 h6 49. Kd3 Kd7 50. Kc3 Kc6 51. Kb3 Kb6 52. a4 bxa4+ 53. Kxa4 h5 54. Kb3 1-0

[Event "Sao Paulo"]
[Site "Sao Paulo"]
[Date "1963.??.??"]
[Round "2"]
[White "Engels, Ludwig"]
[Black "Mattos, Jose Belfort"]
[Result "1/2-1/2"]
[ECO "B10"]
[PlyCount "52"]
[EventDate "1963.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c6 2. c4 d5 3. cxd5 cxd5 4. exd5 Nf6 5. Qa4+ Bd7 6. Qb3 Na6 7. d4 Qa5+ 8. Bd2 Qxd5 9. Bc4 Qxg2 10. Bxf7+ Kd8 11. Qf3 Bc6 12. d5 Qxf3 13. Nxf3 Bxd5 14. Bxd5 Nxd5 15. Nc3 e6 16. Ng5 Kd7 17. 0-0 Bd6 18. Rfe1 Rae8 19. Nce4 Bb4 20. Bxb4 Ndxb4 21. a3 Nd5 22. b4 h6 23. Nf7 Rhg8 24. Ne5+ Ke7 25. Ng6+ Kf7 26. Ne5+ Ke7 1/2-1/2

[Event "Sao Paulo"]
[Site "Sao Paulo"]
[Date "1963.??.??"]
[Round "4"]
[White "Fonrobert, Gert Wolfgang"]
[Black "Mattos, Jose Belfort"]
[Result "1-0"]
[ECO "A05"]
[PlyCount "77"]
[EventDate "1963.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. b3 Nf6 2. Bb2 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. 0-0 0-0 7. d3 d5 8. Nbd2 Nbd7 9. e4 c5 10. e5 Ne8 11. Ne1 Qc7 12. f4 g6 13. c3 Ng7 14. d4 Nf5 15. Qe2 h5 16. Ndf3 a5 17. Qd2 Rfc8 18. Nc2 a4 19. Rfc1 cxd4 20. cxd4 Qd8 21. Ne3 a3 22. Nxf5 gxf5 23. Bc3 Qf8 24. Qe1 Ba6 25. Qd1 h4 26. Nxh4 Bxh4 27. gxh4 Qh6 28. Qf3 Kh7 29. Be1 Rg8 30. Rc7 Nf8 31. Rxf7+ Kh8 32. Rc1 Bd3 33. Rf6 Rxg2+ 34. Qxg2 Qxf4 35. Qg5 Qxd4+ 36. Bf2 Qxe5 37. Rh6+ Nh7 38. Qg6 Qg7 39. Rxh7+ 1-0

[Event "Sao Paulo"]
[Site "Sao Paulo"]
[Date "1963.??.??"]
[Round "9"]
[White "Mattos, Jose Belfort"]
[Black "Borges, Lucas Silvestre"]
[Result "1/2-1/2"]
[ECO "E94"]
[PlyCount "32"]
[EventDate "1963.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 0-0 5. e4 d6 6. Be2 c6 7. 0-0 Nbd7 8. h3 e5 9. Be3 Re8 10. Qc2 exd4 11. Bxd4 Nc5 12. e5 Bf5 13. Qd1 Nfe4 14. exd6 Qxd6 15. Bxg7 Kxg7 16. Qxd6 Nxd6 1/2-1/2

[Event "Sao Paulo"]
[Site "Sao Paulo"]
[Date "1963.??.??"]
[Round "7"]
[White "Mattos, Jose Belfort"]
[Black "Ferreira, LM."]
[Result "1/2-1/2"]
[ECO "C41"]
[PlyCount "87"]
[EventDate "1963.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. d4 Nd7 4. Bc4 c6 5. a4 Be7 6. 0-0 Ngf6 7. Nc3 0-0 8. h3 exd4 9. Nxd4 Nxe4 10. Nxe4 d5 11. Qe2 dxe4 12. Qxe4 Nc5 13. Qf4 Bf6 14. Be3 Qa5 15. c3 Ne6 16. Nxe6 Bxe6 17. Bxe6 fxe6 18. Qc4 Qd5 19. Qb4 a5 20. Qb6 Rf7 21. Rfd1 Qf5 22. Qc5 Qe4 23. f3 Qg6 24. Qc4 Be5 25. Qg4 Qf5 26. Rd2 b5 27. Bd4 Qxg4 28. hxg4 Rd7 29. Kf2 Rad8 30. axb5 c5 31. Re2 Bxd4+ 32. cxd4 Rxd4 33. Rxa5 Rb4 34. Rc2 c4 35. Ke3 Kf7 36. g3 Kf6 37. Rd2 Rb3+ 38. Ke2 Rd5 39. f4 Rxg3 40. Rxd5 exd5 41. b6 Rb3 42. Rxd5 Rxb2+ 43. Ke3 Rxb6 44. Rc5 1/2-1/2

[Event "Sao Paulo"]
[Site "Sao Paulo"]
[Date "1963.??.??"]
[Round "3"]
[White "Mattos, Jose Belfort"]
[Black "Heilbrunn, K."]
[Result "1-0"]
[ECO "B11"]
[PlyCount "47"]
[EventDate "1963.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. Nc3 dxe4 4. Nxe4 Bg4 5. h3 Bxf3 6. Qxf3 e6 7. b3 Nd7 8. Bb2 Ngf6 9. Ng3 Qc7 10. 0-0-0 0-0-0 11. Kb1 Bd6 12. d4 e5 13. Nf5 exd4 14. Nxd6+ Qxd6 15. Rxd4 Qc7 16. Bc4 Ne5 17. Qf5+ Ned7 18. Bxf7 Rhf8 19. Be6 g6 20. Qg5 Kb8 21. Rhd1 Nd5 22. Bxd5 Rf5 23. Qxd8+ Qxd8 24. Be6 1-0

[Event "Sao Paulo"]
[Site "Sao Paulo"]
[Date "1963.??.??"]
[Round "5"]
[White "Mattos, Jose Belfort"]
[Black "Rocha, Antonio Cavilhas"]
[Result "1/2-1/2"]
[ECO "A63"]
[PlyCount "104"]
[EventDate "1963.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. g3 Bg7 8. Bg2 0-0 9. 0-0 a6 10. a4 Nbd7 11. Nd2 Rb8 12. Nc4 Ne8 13. Bf4 Qe7 14. Re1 Ne5 15. Bxe5 Bxe5 16. a5 Bd7 17. Qb3 Nc7 18. Rad1 Nb5 19. Nxb5 axb5 20. Nxe5 Qxe5 21. f4 Qg7 22. e4 Rfe8 23. Bf1 b4 24. Qc2 f5 25. e5 dxe5 26. Qxc5 exf4 27. Qxb4 fxg3 28. hxg3 Re5 29. Qf4 Rbe8 30. Rxe5 Qxe5 31. Qxe5 Rxe5 32. Kf2 Re4 33. Rc1 Rb4 34. Rc7 Rxb2+ 35. Ke3 Be8 36. d6 Rb3+ 37. Kf4 Ra3 38. d7 Bxd7 39. Rxd7 Rxa5 40. Rxb7 Ra3 41. Bc4+ Kf8 42. Rf7+ Ke8 43. Rxh7 g5+ 44. Kxg5 Rxg3+ 45. Kxf5 Rc3 46. Ke6 Re3+ 47. Kd6 Kf8 48. Kd7 Rf3 49. Be6 Rd3+ 50. Kc6 Rc3+ 51. Kd5 Rd3+ 52. Ke5 Ke8 1/2-1/2

[Event "Sao Paulo"]
[Site "Sao Paulo"]
[Date "1963.??.??"]
[Round "6"]
[White "Rossetto, Hector"]
[Black "Mattos, Jose Belfort"]
[Result "1/2-1/2"]
[ECO "D91"]
[PlyCount "45"]
[EventDate "1963.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Bg5 c6 6. e3 Be6 7. Qb3 Qb6 8. Qxb6 axb6 9. Bxf6 Bxf6 10. cxd5 cxd5 11. Bb5+ Kd8 12. 0-0 Nc6 13. Rfd1 Kc7 14. Rac1 Rhd8 15. a3 h6 16. h3 Bg7 17. Ne1 f6 18. Nd3 Bf7 19. Nb4 e6 20. Bxc6 bxc6 21. Nb5+ Kb7 22. Rxc6 Rd7 23. Rdc1 1/2-1/2

[Event "Sao Paulo"]
[Site "Sao Paulo"]
[Date "1963.??.??"]
[Round "8"]
[White "Schweber, Samuel"]
[Black "Mattos, Jose Belfort"]
[Result "1-0"]
[ECO "A56"]
[PlyCount "71"]
[EventDate "1963.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e5 4. Nc3 d6 5. e4 Be7 6. Be2 0-0 7. a3 Nbd7 8. Nf3 Re8 9. 0-0 Nf8 10. Ne1 Ng6 11. Nd3 Nd7 12. g3 Nb6 13. b3 Bh3 14. Re1 f5 15. Bf1 Bxf1 16. Rxf1 Rf8 17. exf5 Rxf5 18. Qg4 Qd7 19. Ne4 Raf8 20. Be3 R5f7 21. Qxd7 Nxd7 22. b4 b6 23. bxc5 bxc5 24. Rab1 Nb6 25. Rfc1 Rb8 26. h4 Bf8 27. Rb5 Rfb7 28. Rcb1 Nh8 29. a4 a6 30. R5b3 a5 31. Bd2 Nf7 32. Bxa5 Nxc4 33. Rxb7 Rxb7 34. Rxb7 Nxa5 35. Rb5 Nc4 36. a5 1-0

[Event "Sao Paulo"]
[Site "Sao Paulo"]
[Date "1963.??.??"]
[Round "1"]
[White "Taseski, M."]
[Black "Mattos, Jose Belfort"]
[Result "1/2-1/2"]
[ECO "E12"]
[PlyCount "48"]
[EventDate "1963.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. d4 b6 4. Bg5 Bb7 5. e3 Be7 6. Nf3 Ne4 7. Bxe7 Qxe7 8. Nxe4 Bxe4 9. a3 f5 10. Bd3 Bxd3 11. Qxd3 0-0 12. 0-0 d6 13. b4 Nd7 14. e4 Rae8 15. Rfe1 Qf6 16. e5 Qe7 17. d5 dxe5 18. Nxe5 Qd6 19. Nxd7 Qxd7 20. Re5 exd5 21. Rxd5 Qe6 22. Kf1 Rf7 23. h3 Rfe7 24. Qd2 c6 1/2-1/2

