[Event "Joao Pessoa Fischer Memorial 11th"]
[Site "Joao Pessoa"]
[Date "2022.05.08"]
[Round "5"]
[White "De Oliveira, Sergio Aparecido"]
[Black "Penha, Evelyn Maximiano"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "1767"]
[BlackElo "1638"]
[PlyCount "66"]
[EventDate "2022.05.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 e6 3. e3 d5 4. Nd2 Bd6 5. Bg3 0-0 6. Ngf3 b6 7. Bd3 Bb7 8. Ne5 c5 9. c3 Be7 10. Qf3 Nbd7 11. a4 a6 12. Bf4 b5 13. Qh3 g6 14. Bh6 Re8 15. f4 Ne4 16. Ndf3 Ndf6 17. Ng5 Nxg5 18. Bxg5 Ne4 19. Bxe7 Qxe7 20. Bxe4 dxe4 21. 0-0 cxd4 22. exd4 Bd5 23. Ng4 h5 24. Ne5 Bb3 25. axb5 axb5 26. g4 hxg4 27. Qxg4 Rxa1 28. Rxa1 Bd5 29. Rf1 Qf6 30. Rf2 Qh8 31. f5 Qh5 32. Qxh5 gxh5 33. f6 Kh7 1/2-1/2

[Event "Joao Pessoa Fischer Memorial 11th"]
[Site "Joao Pessoa"]
[Date "2022.05.08"]
[Round "6"]
[White "Gomes, Carlos"]
[Black "De Oliveira, Sergio Aparecido"]
[Result "1/2-1/2"]
[ECO "B34"]
[WhiteElo "1549"]
[BlackElo "1767"]
[PlyCount "34"]
[EventDate "2022.05.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Nc3 Nc6 6. Be3 Nf6 7. Be2 0-0 8. 0-0 d5 9. exd5 Nxd5 10. Nxd5 Qxd5 11. Bf3 Qd7 12. Nxc6 bxc6 13. Qxd7 Bxd7 14. Rad1 Be6 15. Bxc6 Rac8 16. Bd7 Bxd7 17. Rxd7 Rxc2 1/2-1/2

[Event "Joao Pessoa Fischer Memorial 11th"]
[Site "Joao Pessoa"]
[Date "2022.05.07"]
[Round "4"]
[White "De Aguiar, Andre Wescley"]
[Black "De Oliveira, Sergio Aparecido"]
[Result "0-1"]
[ECO "E62"]
[WhiteElo "1513"]
[BlackElo "1767"]
[PlyCount "144"]
[EventDate "2022.05.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 0-0 5. Bg2 d6 6. Nc3 c6 7. 0-0 Na6 8. Bf4 Nh5 9. Bd2 e5 10. dxe5 dxe5 11. e4 Qc7 12. Qc1 Be6 13. b3 Rad8 14. Rd1 Nc5 15. Be3 Na6 16. Rxd8 Rxd8 17. Qe1 b6 18. a3 Bf8 19. Rd1 f6 20. Rxd8 Qxd8 21. Nb1 Qd3 22. Nfd2 Nc5 23. Bf1 Qc2 24. Be2 Ng7 25. Qd1 Qxd1+ 26. Bxd1 Ne8 27. Bc2 Nb7 28. f3 h5 29. h4 Bc5 30. Kf2 Nc7 31. Bxc5 Nxc5 32. Nc3 Bf7 33. Ne2 N5e6 34. Ke3 c5 35. Nc1 Na6 36. Bd3 Nb8 37. Nf1 Nc6 38. Nd2 Ncd4 39. b4 Kg7 40. Ncb3 Be8 41. b5 g5 42. hxg5 fxg5 43. Nxd4 Nxd4 44. g4 Kg6 45. Kf2 Bd7 46. Kg3 Bc8 47. Kh3 Ne6 48. Bc2 Nf4+ 49. Kg3 Be6 50. gxh5+ Kxh5 51. Kf2 Kh4 52. Ke3 Kg3 53. Nf1+ Kg2 54. Nd2 Bf7 55. Bd1 Ne6 56. Be2 Nd4 57. Bf1+ Kg3 58. Bd3 Bh5 59. Be2 Nc2+ 60. Kd3 Ne1+ 61. Ke3 Ng2+ 62. Kd3 Kf2 63. Bd1 Ne1+ 64. Kc3 Bxf3 65. Bxf3 Nxf3 66. Nb3 g4 67. a4 g3 68. a5 g2 69. Kd3 g1Q 70. axb6 axb6 71. Nc1 Qd1+ 72. Kc3 Qxc1+ 0-1

[Event "Joao Pessoa Fischer Memorial 11th"]
[Site "Joao Pessoa"]
[Date "2022.05.07"]
[Round "3"]
[White "De Oliveira, Sergio Aparecido"]
[Black "Andrade, Joanderson Muller L"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "1767"]
[BlackElo "1466"]
[PlyCount "50"]
[EventDate "2022.05.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 g6 3. Nc3 d5 4. e3 Bg7 5. Be2 0-0 6. h4 h6 7. g4 Ne8 8. Bd3 f5 9. g5 h5 10. Nf3 Nc6 11. a3 a5 12. Nb5 e6 13. c4 Ne7 14. Ne5 Nd6 15. Rc1 Bd7 16. a4 dxc4 17. Nxd7 Qxd7 18. Bxc4 Nxc4 19. Rxc4 Qd5 20. Rxc7 Qxh1+ 21. Ke2 Qxd1+ 22. Kxd1 Nd5 23. Rxb7 Nxf4 24. exf4 Bxd4 25. Nxd4 Rad8 0-1

[Event "Joao Pessoa Fischer Memorial 11th"]
[Site "Joao Pessoa"]
[Date "2022.05.06"]
[Round "2"]
[White "Bini, Tiago"]
[Black "De Oliveira, Sergio Aparecido"]
[Result "1-0"]
[ECO "D00"]
[BlackElo "1767"]
[PlyCount "73"]
[EventDate "2022.05.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 d5 3. Bf4 a6 4. e3 Nc6 5. a3 e6 6. g4 Bd6 7. Bxd6 Qxd6 8. g5 Ne4 9. Nxe4 dxe4 10. Bg2 Qd5 11. h4 0-0 12. Ne2 f5 13. gxf6 Rxf6 14. Nc3 Qf5 15. Nxe4 Rg6 16. Ng3 Qa5+ 17. b4 Qb6 18. Be4 Rf6 19. Qd3 g6 20. f4 Ne7 21. Bg2 Bd7 22. Ne4 Rf7 23. h5 Nf5 24. hxg6 hxg6 25. Ng5 Rg7 26. Rd1 Bc6 27. e4 Nd6 28. Qh3 Nf7 29. Nxe6 Bd7 30. f5 gxf5 31. Nxg7 Kxg7 32. Qg3+ Kf8 33. Rh7 Qf6 34. e5 Re8 35. Kf2 Qe6 36. Qg7+ Ke7 37. Bd5 1-0

[Event "Joao Pessoa Fischer Memorial 11th"]
[Site "Joao Pessoa"]
[Date "2022.05.06"]
[Round "1"]
[White "De Oliveira, Sergio Aparecido"]
[Black "Teixeira, Arthur Belfort"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "1767"]
[PlyCount "88"]
[EventDate "2022.05.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 d5 3. e3 c5 4. c3 Nc6 5. Nd2 Bf5 6. Qb3 Qb6 7. dxc5 Qxb3 8. axb3 e5 9. Bg3 Bxc5 10. Ngf3 e4 11. Nd4 Nxd4 12. exd4 Bb6 13. b4 0-0 14. Be2 a6 15. 0-0 Rfe8 16. Bf4 Bg4 17. Rfe1 h6 18. h3 Bxe2 19. Rxe2 Rac8 20. Nf1 Nh5 21. Bh2 Bc7 22. Bxc7 Rxc7 23. g3 g6 24. Ne3 Rd8 25. Ng4 f5 26. Ne5 Kg7 27. Ra5 f4 28. g4 f3 29. Rd2 Nf4 30. Kh2 Ne2 31. Rd1 Rd6 32. Rda1 Nf4 33. b5 Rb6 34. bxa6 bxa6 35. R5a2 Rcb7 36. b4 Rc7 37. Ra3 Ne2 38. Rxa6 Rxa6 39. Rxa6 Rxc3 40. Rxg6+ Kh7 41. Rd6 Rc1 42. g5 hxg5 43. Ng4 Rc4 44. Nf6+ Kg7 1/2-1/2

[Event "Joao Pessoa de Assis Memorial 1st"]
[Site "Joao Pessoa"]
[Date "2019.11.17"]
[Round "5"]
[White "De Medeiros, Yasmin Soares"]
[Black "De Oliveira, Sergio Aparecido"]
[Result "1/2-1/2"]
[ECO "A48"]
[WhiteElo "1603"]
[BlackElo "1779"]
[PlyCount "102"]
[EventDate "2019.11.15"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 g6 3. e3 Bg7 4. Nf3 d6 5. Be2 0-0 6. h3 b6 7. Nbd2 Bb7 8. 0-0 Nbd7 9. c4 Re8 10. Bh2 e5 11. d5 a5 12. a3 Nc5 13. Qc2 Bc8 14. b4 Bf5 15. Qd1 axb4 16. axb4 Nce4 17. Nxe4 Bxe4 18. Nd2 Rxa1 19. Qxa1 g5 20. f3 Bg6 21. e4 Qa8 22. Qb2 Qb7 23. Ra1 Ra8 24. Nb3 Nd7 25. Rxa8+ Qxa8 26. Qa1 Qxa1+ 27. Nxa1 f5 28. Bd3 fxe4 29. Bc2 exf3 30. Bxg6 hxg6 31. gxf3 e4 32. Nc2 exf3 33. Kf2 Be5 34. Bg1 Bf4 35. Ne1 Ne5 36. c5 bxc5 37. bxc5 dxc5 38. Nxf3 Nxf3 39. Kxf3 c4 40. Bd4 Bd2 41. Be3 c3 42. Bxd2 cxd2 43. Ke2 Kf7 44. Kxd2 Kf6 45. Kc3 Ke5 46. Kc4 Ke4 47. Kc5 Ke5 48. Kc6 Kd4 49. Kxc7 Kxd5 50. Kd7 Ke5 51. Ke7 Kf5 1/2-1/2

[Event "Joao Pessoa de Assis Memorial 1st"]
[Site "Joao Pessoa"]
[Date "2019.11.17"]
[Round "6"]
[White "De Oliveira, Sergio Aparecido"]
[Black "Penha, Evelyn Maximiano"]
[Result "1/2-1/2"]
[ECO "A48"]
[WhiteElo "1779"]
[BlackElo "1644"]
[PlyCount "54"]
[EventDate "2019.11.15"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 g6 3. e3 Bg7 4. Nd2 0-0 5. Be2 d6 6. h3 Nbd7 7. Ngf3 b6 8. c3 Bb7 9. 0-0 c5 10. a4 Ne4 11. Nxe4 Bxe4 12. Nd2 Bb7 13. Bh2 Nf6 14. Re1 Rc8 15. Qb1 Re8 16. Bb5 Bc6 17. Bxc6 Rxc6 18. Ne4 Nxe4 19. Qxe4 d5 20. Qf3 e6 21. Qe2 cxd4 22. exd4 Rc4 23. Qd2 Qc8 24. Be5 a6 25. Bxg7 Kxg7 26. Ra3 Qc6 27. Rea1 Rc8 1/2-1/2

[Event "Joao Pessoa de Assis Memorial 1st"]
[Site "Joao Pessoa"]
[Date "2019.11.16"]
[Round "4"]
[White "Da Silva Neto, Nilo Gomes"]
[Black "De Oliveira, Sergio Aparecido"]
[Result "1/2-1/2"]
[ECO "B09"]
[WhiteElo "1800"]
[BlackElo "1779"]
[PlyCount "37"]
[EventDate "2019.11.15"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 0-0 6. Bd3 Na6 7. 0-0 c5 8. Bxa6 cxd4 9. Qxd4 bxa6 10. Be3 Ng4 11. Qd2 Nxe3 12. Qxe3 Bb7 13. Rfe1 Qb6 14. Qxb6 axb6 15. Nd5 Bxd5 16. exd5 Bxb2 17. Rab1 Bc3 18. Rxe7 b5 19. a3 1/2-1/2

[Event "Joao Pessoa de Assis Memorial 1st"]
[Site "Joao Pessoa"]
[Date "2019.11.16"]
[Round "3"]
[White "De Oliveira, Sergio Aparecido"]
[Black "Da Silva Araujo, Gabriel Victor"]
[Result "0-1"]
[ECO "A80"]
[WhiteElo "1779"]
[BlackElo "2013"]
[PlyCount "64"]
[EventDate "2019.11.15"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. d4 f5 2. Bf4 Nf6 3. e3 e6 4. Nd2 Be7 5. c4 0-0 6. Bd3 Nc6 7. a3 a5 8. b3 d6 9. Qe2 e5 10. dxe5 dxe5 11. Bg5 e4 12. Bc2 h6 13. Bxf6 Bxf6 14. 0-0-0 Qe7 15. Nb1 Be6 16. Nh3 Bf7 17. Nf4 a4 18. Nd5 Bxd5 19. Rxd5 Ne5 20. b4 c6 21. Rd2 Qf7 22. c5 Nc4 23. Rd4 Bxd4 24. exd4 b5 25. Rd1 Qf6 26. Nc3 Nxa3 27. Nxe4 fxe4 28. Bxe4 Rad8 29. Qd3 Qf4+ 30. Kb2 Nc4+ 31. Ka1 Qxf2 32. Qc3 Qe2 0-1

[Event "Joao Pessoa de Assis Memorial 1st"]
[Site "Joao Pessoa"]
[Date "2019.11.15"]
[Round "1"]
[White "Da Lima, Artur Tin Lin"]
[Black "De Oliveira, Sergio Aparecido"]
[Result "0-1"]
[ECO "B30"]
[BlackElo "1779"]
[PlyCount "86"]
[EventDate "2019.11.15"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 d6 2. Nf3 Nf6 3. Nc3 g6 4. Bc4 Bg7 5. d3 0-0 6. 0-0 c5 7. h3 Nc6 8. Be3 a6 9. a4 b6 10. Qd2 Bb7 11. Bh6 Ne5 12. Nxe5 dxe5 13. Bxg7 Kxg7 14. f4 Nxe4 15. Nxe4 Bxe4 16. Rad1 Bc6 17. Qc3 Qd4+ 18. Qxd4 exd4 19. Bb3 e6 20. c4 Rfe8 21. Rfe1 Ra7 22. Re2 Rae7 23. Rde1 f6 24. Bd1 e5 25. Bc2 Kf7 26. fxe5 Rxe5 27. Rxe5 Rxe5 28. Rxe5 fxe5 29. b3 Kf6 30. Kf2 Kf5 31. Kg3 e4 32. dxe4+ Bxe4 33. Bd1 Ke5 34. Kf2 h5 35. g3 Bf5 36. h4 Ke4 37. Bc2+ d3 38. Bd1 Kd4 39. Ke1 Kc3 40. Bf3 d2+ 41. Kd1 Bg4 42. Bxg4 hxg4 43. a5 bxa5 0-1

[Event "Joao Pessoa de Assis Memorial 1st"]
[Site "Joao Pessoa"]
[Date "2019.11.15"]
[Round "2"]
[White "De Oliveira, Sergio Aparecido"]
[Black "Hiramine, Rodrigo Yoshio Ferr"]
[Result "1/2-1/2"]
[ECO "A49"]
[WhiteElo "1779"]
[BlackElo "2040"]
[PlyCount "95"]
[EventDate "2019.11.15"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. d4 c5 2. Nf3 cxd4 3. Nxd4 Nf6 4. g3 g6 5. Bg2 Bg7 6. 0-0 0-0 7. c3 Nc6 8. Nd2 e5 9. N4f3 d5 10. Nb3 Qd6 11. Bg5 Ne4 12. Qc1 Be6 13. Rd1 Rac8 14. Bh6 f6 15. Bxg7 Kxg7 16. Nfd2 Ng5 17. h4 Nh3+ 18. Bxh3 Bxh3 19. Ne4 Qd8 20. f3 Qb6+ 21. Nf2 Be6 22. Kg2 f5 23. Qd2 Rcd8 24. Qc2 Qc7 25. Rac1 Qe7 26. Rh1 f4 27. g4 Rc8 28. Qd1 Rfd8 29. Nd2 Kh8 30. Qe1 h5 31. g5 e4 32. Nb3 Bf5 33. Nd4 Nxd4 34. cxd4 Qg7 35. e3 exf3+ 36. Kxf3 Qe7 37. exf4 Be4+ 38. Nxe4 Rxc1 39. Qxc1 Qxe4+ 40. Kg3 Re8 41. Rf1 Qxd4 42. Rf3 Qe4 43. Qd2 d4 44. a3 Kh7 45. Qb4 Re7 46. a4 d3 47. Qxe4 Rxe4 48. Rxd3 1/2-1/2

[Event "Recife Arraes Memorial 12th"]
[Site "Recife"]
[Date "2019.09.01"]
[Round "5"]
[White "Andrade, Roberto Luiz Costa"]
[Black "De Oliveira, Sergio Aparecido"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2091"]
[BlackElo "1769"]
[PlyCount "39"]
[EventDate "2019.08.30"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 Bg7 5. h3 Nbd7 6. Nge2 c5 7. e5 dxe5 8. dxe5 Nxe5 9. Qxd8+ Kxd8 10. 0-0-0+ Ned7 11. Bxc5 b6 12. Ba3 Bb7 13. Nd4 a6 14. Bc4 e6 15. Rhe1 Bf8 16. Bxf8 Rxf8 17. Bxe6 Bxg2 18. f3 Kc8 19. Rd2 fxe6 20. Rxg2 1-0

[Event "Recife Arraes Memorial 12th"]
[Site "Recife"]
[Date "2019.09.01"]
[Round "6"]
[White "De Oliveira, Sergio Aparecido"]
[Black "Gomes, Genildo de Souza"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1769"]
[BlackElo "1651"]
[PlyCount "28"]
[EventDate "2019.08.30"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 e6 2. Bf4 d5 3. e3 Bd6 4. Nf3 c5 5. c3 a6 6. Nbd2 c4 7. b3 b5 8. a4 Bb7 9. Bg3 Nf6 10. axb5 Bxg3 11. hxg3 axb5 12. Rxa8 Bxa8 13. Qa1 Nc6 14. Qa3 Qa5 1-0

[Event "Recife Arraes Memorial 12th"]
[Site "Recife"]
[Date "2019.08.31"]
[Round "4"]
[White "De Oliveira, Sergio Aparecido"]
[Black "Macedo, Maximo Valerio"]
[Result "1/2-1/2"]
[ECO "A48"]
[WhiteElo "1769"]
[BlackElo "1954"]
[PlyCount "39"]
[EventDate "2019.08.30"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 d6 3. Nf3 Nbd7 4. e3 g6 5. h3 Bg7 6. Be2 0-0 7. 0-0 c6 8. c3 Re8 9. Bg3 Nf8 10. a4 N6d7 11. Nbd2 d5 12. e4 e6 13. e5 b6 14. b4 Bb7 15. Rc1 c5 16. bxc5 bxc5 17. Rb1 Qc7 18. Qb3 Rab8 19. Qa3 c4 20. Rb4 1/2-1/2

[Event "Recife Arraes Memorial 12th"]
[Site "Recife"]
[Date "2019.08.30"]
[Round "2"]
[White "De Oliveira, Sergio Aparecido"]
[Black "Da Silva Araujo, Gabriel Victor"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "1769"]
[BlackElo "2007"]
[PlyCount "62"]
[EventDate "2019.08.30"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 d5 3. e3 c5 4. c3 Nc6 5. Nd2 Bf5 6. Qb3 Qb6 7. dxc5 Qxb3 8. axb3 e5 9. Bg3 Bxc5 10. b4 Bd6 11. Ngf3 Ne4 12. Bb5 Nxg3 13. hxg3 0-0 14. Nb3 a6 15. Be2 Rfd8 16. Na5 Nxa5 17. bxa5 Rac8 18. 0-0 Rc5 19. Rfc1 Rdc8 20. Nd2 d4 21. exd4 exd4 22. Nb3 dxc3 23. bxc3 Rxc3 24. Rxc3 Rxc3 25. Nd4 Bc8 26. Rb1 Kf8 27. Bf3 Rc4 28. Ne2 Rb4 29. Ra1 g5 30. Bd5 Rb5 31. Be4 Re5 0-1

[Event "Joao Pessoa Fischer Memorial 10th"]
[Site "Joao Pessoa"]
[Date "2019.03.31"]
[Round "5"]
[White "De Oliveira, Sergio Aparecido"]
[Black "Sallaberry, Ana Paula Nogueira"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1814"]
[BlackElo "1598"]
[PlyCount "51"]
[EventDate "2019.03.29"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 e6 3. e3 d5 4. Nd2 Nbd7 5. Ngf3 Be7 6. c3 0-0 7. Bd3 c5 8. Ne5 cxd4 9. exd4 Nxe5 10. dxe5 Nd7 11. Bg3 Nc5 12. Bc2 b5 13. b4 Nd7 14. Nf3 Qc7 15. Qd3 g6 16. h4 Nb6 17. 0-0 Bb7 18. Rac1 Na4 19. h5 Rfc8 20. hxg6 hxg6 21. Bb1 a6 22. Nd4 Qc4 23. Qe3 Nxc3 24. a3 Qxd4 25. Rxc3 Qxc3 26. Qh6 0-1

[Event "Joao Pessoa Fischer Memorial 10th"]
[Site "Joao Pessoa"]
[Date "2019.03.31"]
[Round "6"]
[White "Gomes, Annyara da Silva"]
[Black "De Oliveira, Sergio Aparecido"]
[Result "0-1"]
[ECO "B08"]
[WhiteElo "1401"]
[BlackElo "1814"]
[PlyCount "73"]
[EventDate "2019.03.29"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Bf4 c6 6. Bc4 b5 7. Bd3 Bb7 8. 0-0 b4 9. Ne2 Nbd7 10. Qd2 c5 11. dxc5 dxc5 12. Ng3 0-0 13. Rfe1 Nb6 14. Bh6 c4 15. Bxg7 Kxg7 16. Bf1 Qxd2 17. Nxd2 Rac8 18. Re3 Ng4 19. Ree1 Rfd8 20. Rad1 e5 21. f3 Nf6 22. Nb1 Ne8 23. Ne2 Nd6 24. Nc1 Kf8 25. a3 a5 26. axb4 axb4 27. Na2 b3 28. cxb3 cxb3 29. Nac3 Ndc4 30. Rxd8+ Rxd8 31. Na3 Nxa3 32. bxa3 Bc8 33. Rb1 Be6 34. Rb2 Rc8 35. Ne2 Na4 36. Rb1 b2 37. Kf2 0-1

[Event "Joao Pessoa Fischer Memorial 10th"]
[Site "Joao Pessoa"]
[Date "2019.03.30"]
[Round "3"]
[White "De Oliveira, Sergio Aparecido"]
[Black "De Almeida, Mauricio Sales"]
[Result "1-0"]
[ECO "D06"]
[WhiteElo "1814"]
[PlyCount "93"]
[EventDate "2019.03.29"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Bf5 3. c4 e6 4. Nc3 c6 5. e3 Bd6 6. Bg3 Nf6 7. Nf3 Qc7 8. c5 Bxg3 9. hxg3 Bg4 10. Qc2 Bf5 11. Bd3 Bxd3 12. Qxd3 Qe7 13. Ne5 Nbd7 14. Nxd7 Nxd7 15. f4 h6 16. 0-0-0 f6 17. e4 0-0-0 18. exd5 exd5 19. Rde1 Qf7 20. b4 Rde8 21. b5 Nb8 22. a4 Rxe1+ 23. Rxe1 Re8 24. Re3 Kd7 25. Kd2 Rxe3 26. Qxe3 Qe6 27. Nd1 Qxe3+ 28. Nxe3 Ke6 29. f5+ Kf7 30. g4 g6 31. Kc3 h5 32. gxh5 gxh5 33. g3 Kg7 34. Kd3 Kh6 35. Ke2 Kg5 36. Kf3 Nd7 37. bxc6 bxc6 38. a5 a6 39. Nxd5 cxd5 40. c6 Nb8 41. c7 Nc6 42. c8Q Nxd4+ 43. Kg2 Nxf5 44. Qxa6 Ne3+ 45. Kf3 Nf5 46. Qd3 Ne7 47. Qe3+ 1-0

[Event "Joao Pessoa Fischer Memorial 10th"]
[Site "Joao Pessoa"]
[Date "2019.03.30"]
[Round "4"]
[White "Leitao, Nicolau Daulibe"]
[Black "De Oliveira, Sergio Aparecido"]
[Result "1-0"]
[ECO "E90"]
[WhiteElo "2113"]
[BlackElo "1814"]
[PlyCount "93"]
[EventDate "2019.03.29"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. d4 d6 2. c4 g6 3. e4 Bg7 4. Nc3 Nf6 5. Nf3 0-0 6. h3 e5 7. d5 Na6 8. g4 Qe8 9. Be2 Kh8 10. Be3 Ng8 11. g5 f5 12. gxf6 Nxf6 13. Nd2 Bd7 14. Qc2 c5 15. a3 Nc7 16. b4 b6 17. b5 Qc8 18. 0-0-0 Ng8 19. Nf3 Bh6 20. Qd2 Bf4 21. Rdg1 Qd8 22. h4 Nh6 23. h5 Kg7 24. hxg6 hxg6 25. Rxh6 Kxh6 26. Ng5 Qxg5 27. Rxg5 Kxg5 28. Bf3 Rf7 29. Bxf4+ exf4 30. e5 Bf5 31. e6 Rh7 32. Qd1 Rah8 33. Ne4+ Bxe4 34. Bxe4 Kf6 35. Qg1 Rh6 36. Qg4 Ke5 37. Bg2 Ne8 38. Qg5+ Kd4 39. Qxf4+ Kc3 40. Bf1 Kb3 41. Qf3+ Ka4 42. Qd1+ Ka5 43. Qd2+ Ka4 44. Qc2+ Ka5 45. Qc3+ Ka4 46. Bd3 Rh1+ 47. Kb2 1-0

[Event "Joao Pessoa Fischer Memorial 10th"]
[Site "Joao Pessoa"]
[Date "2019.03.29"]
[Round "2"]
[White "Chang, Suzana"]
[Black "De Oliveira, Sergio Aparecido"]
[Result "1-0"]
[ECO "B08"]
[WhiteElo "1992"]
[BlackElo "1814"]
[PlyCount "55"]
[EventDate "2019.03.29"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. h3 0-0 6. Be3 c6 7. a4 Na6 8. Be2 Qa5 9. 0-0 Nb4 10. Nd2 Qc7 11. Ncb1 a5 12. c3 Na6 13. Na3 Bd7 14. Qc2 Rfc8 15. Nf3 Qd8 16. Rfd1 Nc7 17. Nc4 Na6 18. d5 Nc5 19. Bxc5 dxc5 20. dxc6 Rxc6 21. e5 Ne8 22. Qd2 Rc7 23. Nb6 Rb8 24. Nxd7 Rxd7 25. Qxd7 Qb6 26. Qxe7 Bf8 27. Qd7 Qxb2 28. Bc4 1-0

[Event "Arapiraca Lopez Memorial 1st"]
[Site "Arapiraca"]
[Date "2016.??.??"]
[Round "3"]
[White "Da Silva, Michael Douglas Alv"]
[Black "De Oliveira, Sergio Aparecido"]
[Result "0-1"]
[ECO "B08"]
[WhiteElo "1800"]
[BlackElo "1829"]
[PlyCount "96"]
[EventDate "2016.07.16"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 d6 2. Nc3 Nf6 3. Bc4 g6 4. Nf3 Bg7 5. 0-0 0-0 6. d4 Nxe4 7. Nxe4 d5 8. Qd3 dxc4 9. Qxc4 Be6 10. Qb4 Bd5 11. Nc5 Bxf3 12. gxf3 b6 13. Nb3 Nc6 14. Qc4 Nxd4 15. Nxd4 Bxd4 16. c3 Bg7 17. Bf4 c5 18. Rad1 Qc8 19. a4 Qc6 20. Qe4 Qxe4 21. fxe4 e5 22. Bg5 f6 23. Bh4 Rfd8 24. Bg3 Kf7 25. h4 Ke7 26. f4 Rxd1 27. Rxd1 Rd8 28. Rd5 Rxd5 29. exd5 c4 30. fxe5 fxe5 31. Kf2 Kd6 32. Ke2 Kxd5 33. Kd2 a6 34. Kc2 b5 35. a5 Bf6 36. b3 cxb3+ 37. Kxb3 h5 38. Kc2 Bd8 39. Be1 Kc4 40. Kd2 Bxa5 41. Ke3 Bxc3 42. Bxc3 Kxc3 43. Ke4 b4 44. Kxe5 b3 45. Kf6 b2 46. Kxg6 b1Q+ 47. Kxh5 Qh7+ 48. Kg5 a5 0-1

[Event "Arapiraca Lopez Memorial 1st"]
[Site "Arapiraca"]
[Date "2016.??.??"]
[Round "6"]
[White "De Oliveira, Sergio Aparecido"]
[Black "Da Fonseca, Petrus Fay Dias"]
[Result "0-1"]
[ECO "D45"]
[WhiteElo "1829"]
[BlackElo "1942"]
[PlyCount "116"]
[EventDate "2016.07.16"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. e3 Nbd7 5. Be2 c6 6. 0-0 Bd6 7. Nc3 0-0 8. Qc2 Qe7 9. e4 dxe4 10. Nxe4 Nxe4 11. Qxe4 Nf6 12. Qc2 h6 13. b3 b6 14. Re1 Qc7 15. h3 Bb7 16. Bb2 Rad8 17. Nd2 Be7 18. Bf3 Rd7 19. Rad1 Rfd8 20. Nf1 c5 21. Bxb7 Qxb7 22. dxc5 bxc5 23. Bxf6 Bxf6 24. Ne3 Qb4 25. Qe2 Bd4 26. Nc2 Qa5 27. Nxd4 Rxd4 28. Rxd4 Rxd4 29. Rd1 Rxd1+ 30. Qxd1 Qxa2 31. Qd8+ Kh7 32. Qc7 Qxb3 33. Qxc5 a5 34. Qxa5 Qxc4 35. Qe1 Qd3 36. g3 Qf3 37. Qe5 Qf5 38. Qc7 Kg6 39. h4 Qe4 40. h5+ Kf6 41. Qb6 Qe5 42. Qb4 Qxh5 43. Qf4+ Kg6 44. g4 Qg5 45. Qe4+ Kf6 46. Qf3+ Ke7 47. Qb7+ Ke8 48. Qc8+ Qd8 49. Qc6+ Qd7 50. Qa8+ Ke7 51. Qa3+ Qd6 52. Qa7+ Kf6 53. Qe3 Qd1+ 54. Kh2 Qxg4 55. f4 Kg6 56. Qe4+ Qf5 57. Qg2+ Kh7 58. Qg3 Qh5+ 0-1

[Event "Arapiraca Lopez Memorial 1st"]
[Site "Arapiraca"]
[Date "2016.??.??"]
[Round "2"]
[White "De Oliveira, Sergio Aparecido"]
[Black "De Souza, Gilberto Ferreira"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1829"]
[BlackElo "2128"]
[PlyCount "108"]
[EventDate "2016.07.16"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. g3 c6 4. Bg2 g6 5. 0-0 Bg7 6. c3 0-0 7. Bg5 Nbd7 8. Qc1 Re8 9. Bh6 Bh8 10. Na3 e5 11. dxe5 Nxe5 12. Nc2 Neg4 13. Be3 Nxe3 14. Nxe3 Bg7 15. Qc2 Qb6 16. Rfd1 Rxe3 17. fxe3 Qxe3+ 18. Kh1 Ng4 19. Rf1 Nf2+ 20. Rxf2 Qxf2 21. Rf1 Qe3 22. Qb3 Qb6 23. Qa3 Bf8 24. Qa4 Qd8 25. Qf4 f5 26. Nd2 Bg7 27. Nb3 Qe7 28. e3 Bd7 29. h4 Re8 30. Re1 b6 31. Nd2 h6 32. Nf3 g5 33. hxg5 hxg5 34. Qxg5 Qxg5 35. Nxg5 Bh6 36. Nf3 Bxe3 37. Bh3 Kf7 38. Nh4 Kf6 39. Kg2 Re7 40. Kf3 Bc5 41. Rxe7 Bxe7 42. Ng2 Bd6 43. Ne3 Kg5 44. Ng2 c5 45. Nf4 d4 46. cxd4 cxd4 47. Nd3 Bc6+ 48. Kf2 Be4 49. Bf1 Kg4 50. Be2+ Kh3 51. Nf4+ Kh2 52. Bb5 a5 53. a4 Bc2 54. Ne2 d3 0-1

[Event "Arapiraca Lopez Memorial 1st"]
[Site "Arapiraca"]
[Date "2016.??.??"]
[Round "4"]
[White "De Oliveira, Sergio Aparecido"]
[Black "Lima, Gabriela Nicacio"]
[Result "1-0"]
[ECO "A41"]
[WhiteElo "1829"]
[BlackElo "1669"]
[PlyCount "17"]
[EventDate "2016.07.16"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. d4 d6 2. Nf3 Bg4 3. e3 e6 4. Be2 g6 5. 0-0 Bg7 6. Nbd2 Nf6 7. h3 Bxf3 8. Nxf3 Ne4 9. c3 1-0

[Event "Arapiraca Lopez Memorial 1st"]
[Site "Arapiraca"]
[Date "2016.??.??"]
[Round "5"]
[White "Schetter, Clandio Luiz"]
[Black "De Oliveira, Sergio Aparecido"]
[Result "1-0"]
[ECO "A30"]
[WhiteElo "1878"]
[BlackElo "1829"]
[PlyCount "100"]
[EventDate "2016.07.16"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 b6 3. Bg2 Bb7 4. 0-0 g6 5. c4 c5 6. d4 cxd4 7. Nxd4 Bxg2 8. Kxg2 Bg7 9. Nc3 0-0 10. Qa4 Qc7 11. f3 Qb7 12. Qc2 Na6 13. e4 d6 14. Be3 Rac8 15. Qe2 Nb4 16. Rfd1 Rfd8 17. Rac1 Nc6 18. b3 Nxd4 19. Bxd4 Rd7 20. Rd3 a6 21. a4 Rdc7 22. Qf2 Nd7 23. Bxg7 Kxg7 24. Qd4+ f6 25. Nd5 Nc5 26. Nxc7 Nxd3 27. Ne6+ Kf7 28. Ng5+ fxg5 29. Qxd3 b5 30. axb5 axb5 31. Qd5+ Qxd5 32. exd5 e6 33. dxe6+ Kxe6 34. Re1+ Kd7 35. Re4 bxc4 36. bxc4 Rc5 37. Kf2 d5 38. Rd4 Rxc4 39. Rxd5+ Ke6 40. Rxg5 Rc2+ 41. Kg1 Rc1+ 42. Kg2 Rc2+ 43. Kh3 Rc3 44. f4 Rc2 45. Re5+ Kf6 46. Ra5 h5 47. Ra1 Re2 48. Rg1 Rd2 49. Rg2 Rd3 50. Rg1 Kf5 1-0

[Event "Sao Bernardo do Campo LXSBC op 4th"]
[Site "Sao Bernardo do Campo"]
[Date "2012.07.15"]
[Round "5"]
[White "De Oliveira, Sergio Aparecido"]
[Black "Nakata, Thifanni Harumi"]
[Result "1-0"]
[ECO "A57"]
[WhiteElo "1813"]
[BlackElo "1444"]
[PlyCount "91"]
[EventDate "2012.07.13"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. Nc3 axb5 6. e4 b4 7. Nb5 d6 8. Bc4 g6 9. Nf3 Bg7 10. 0-0 0-0 11. Re1 Nfd7 12. a4 bxa3 13. Rxa3 Nb6 14. Rxa8 Nxa8 15. b3 Nc7 16. Nxc7 Qxc7 17. h3 Na6 18. Bd2 Bb7 19. Qe2 Nb4 20. Bxb4 cxb4 21. e5 Qc5 22. exd6 exd6 23. Qe7 Bxd5 24. Rc1 h6 25. Nd2 Bc3 26. Bxd5 Qxd5 27. Nc4 Be5 28. Nxe5 dxe5 29. Qxb4 Kg7 30. Qb6 f6 31. b4 Qd4 32. Rc7+ Rf7 33. Rxf7+ Kxf7 34. Qc7+ Ke6 35. b5 Qd7 36. Qc4+ Ke7 37. b6 g5 38. Qa6 Qd1+ 39. Kh2 Qd2 40. Qa7+ Ke6 41. b7 g4 42. b8Q Qg5 43. Qbb6+ Kf5 44. Qd7+ Kg6 45. Qb1+ Kh5 46. Qf7+ 1-0

[Event "Sao Bernardo do Campo LXSBC op 4th"]
[Site "Sao Bernardo do Campo"]
[Date "2012.07.15"]
[Round "6"]
[White "De Souza, Cristiano Gomes"]
[Black "De Oliveira, Sergio Aparecido"]
[Result "1/2-1/2"]
[ECO "E94"]
[WhiteElo "1800"]
[BlackElo "1813"]
[PlyCount "60"]
[EventDate "2012.07.13"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. d4 d6 2. c4 Nf6 3. Nc3 g6 4. e4 Bg7 5. Nf3 0-0 6. Be2 e5 7. 0-0 exd4 8. Nxd4 Re8 9. f3 Nc6 10. Be3 Nh5 11. Qd2 Nf4 12. Rf2 Nxe2+ 13. Rxe2 Nxd4 14. Bxd4 Be6 15. b3 a6 16. Bxg7 Kxg7 17. Qd4+ f6 18. Rd2 Qe7 19. Rad1 Kg8 20. Qf2 b6 21. a4 Red8 22. Nd5 Qf7 23. h3 Kg7 24. Qd4 g5 25. Rd3 Kg6 26. Nxb6 cxb6 27. Qxb6 Qa7 28. Qxa7 Rxa7 29. Rxd6 Rxd6 30. Rxd6 Kf7 1/2-1/2

[Event "Sao Bernardo do Campo LXSBC op 4th"]
[Site "Sao Bernardo do Campo"]
[Date "2012.07.14"]
[Round "3"]
[White "De Oliveira, Sergio Aparecido"]
[Black "Almeida, Andre de Camargo"]
[Result "0-1"]
[ECO "D30"]
[WhiteElo "1813"]
[BlackElo "1800"]
[PlyCount "74"]
[EventDate "2012.07.13"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 c5 5. cxd5 exd5 6. Bg2 Nc6 7. 0-0 h6 8. Nc3 c4 9. Bf4 Bd6 10. Bxd6 Qxd6 11. Nb5 Qd8 12. Nc3 0-0 13. Ne5 Bf5 14. Nxc6 bxc6 15. b4 Rb8 16. a3 Re8 17. Re1 a5 18. Qa4 axb4 19. axb4 Qd6 20. b5 cxb5 21. Nxb5 Qb6 22. Na3 Qxd4 23. e3 Qb2 24. Nxc4 dxc4 25. Qxc4 Be4 26. Ra7 Qb3 27. Qc7 Bxg2 28. Kxg2 Qd5+ 29. Kg1 Rbc8 30. Qb6 Ng4 31. Ra5 Qd2 32. Rf1 Rc2 33. Rf5 Nxe3 34. Qb5 Rec8 35. Rxf7 Kxf7 36. fxe3+ Kg8 37. Qb3+ Kh8 0-1

[Event "Sao Bernardo do Campo LXSBC op 4th"]
[Site "Sao Bernardo do Campo"]
[Date "2012.07.14"]
[Round "4"]
[White "Saito, Helio Tsutomu"]
[Black "De Oliveira, Sergio Aparecido"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "1800"]
[BlackElo "1813"]
[PlyCount "50"]
[EventDate "2012.07.13"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f3 c6 5. Be3 b5 6. a3 Nbd7 7. Qd2 Bb7 8. Bd3 a5 9. Rb1 e6 10. Nge2 Nb6 11. Bg5 h6 12. Bh4 g5 13. Bf2 Nfd7 14. b3 d5 15. a4 bxa4 16. bxa4 Bb4 17. 0-0 Nxa4 18. Be1 Nxc3 19. Nxc3 Ba6 20. exd5 Bxd3 21. Qxd3 cxd5 22. Nb5 Bxe1 23. Rbxe1 0-0 24. Rxe6 fxe6 25. Qg6+ Kh8 1/2-1/2

[Event "Sao Bernardo do Campo LXSBC op 4th"]
[Site "Sao Bernardo do Campo"]
[Date "2012.07.13"]
[Round "1"]
[White "De Oliveira, Sergio Aparecido"]
[Black "Da Silva, Moises Sales"]
[Result "1-0"]
[ECO "E51"]
[WhiteElo "1813"]
[BlackElo "1800"]
[PlyCount "51"]
[EventDate "2012.07.13"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nc6 4. e3 Nf6 5. Nc3 Bb4 6. Bd2 0-0 7. Bd3 dxc4 8. Bxc4 Na5 9. Bd3 a6 10. 0-0 Bd6 11. Ne4 Nxe4 12. Bxe4 c6 13. Rc1 f5 14. Bb1 Qb6 15. Qa4 Bc7 16. b4 Qb5 17. Qxb5 axb5 18. bxa5 Bxa5 19. Bxa5 Rxa5 20. Nd2 Bd7 21. Nb3 Raa8 22. Nc5 Bc8 23. Nd3 Ra4 24. Ne5 Ra3 25. Rcd1 f4 26. Rd3 1-0

[Event "Sao Bernardo do Campo LXSBC op 4th"]
[Site "Sao Bernardo do Campo"]
[Date "2012.07.13"]
[Round "2"]
[White "Ramon Pita, Vivian"]
[Black "De Oliveira, Sergio Aparecido"]
[Result "1-0"]
[ECO "E90"]
[WhiteElo "2207"]
[BlackElo "1813"]
[PlyCount "59"]
[EventDate "2012.07.13"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. d4 d6 2. Nf3 Nf6 3. c4 g6 4. Nc3 Bg7 5. e4 0-0 6. h3 c6 7. Bg5 Nbd7 8. Bd3 Qa5 9. Bd2 Qc7 10. g4 h5 11. gxh5 Nxh5 12. Ne2 c5 13. Qc2 e5 14. d5 Ndf6 15. Ng5 Nh7 16. Nxh7 Kxh7 17. 0-0-0 f5 18. exf5 Bxf5 19. Ng3 Nxg3 20. fxg3 Rf7 21. h4 Bxd3 22. Qxd3 Bh6 23. Bxh6 Kxh6 24. h5 gxh5 25. g4 Rh8 26. gxh5 Rg8 27. Rdg1 Rxg1+ 28. Rxg1 Rg7 29. Rg6+ Kxh5 30. Qf5+ 1-0

[Event "Osasco op"]
[Site "Osasco"]
[Date "2012.04.22"]
[Round "6"]
[White "Broeto, Luiz Paulo"]
[Black "De Oliveira, Sergio Aparecido"]
[Result "1-0"]
[ECO "A49"]
[BlackElo "1817"]
[PlyCount "63"]
[EventDate "2012.04.20"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 148 Extra"]
[Source "ChessBase"]
[SourceDate "2012.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.06.22"]
[SourceQuality "1"]

1. d4 d6 2. Nf3 Nf6 3. g3 g6 4. Bg2 Bg7 5. 0-0 0-0 6. c3 c6 7. Bf4 Nh5 8. e4 Nxf4 9. gxf4 Bg4 10. Qd3 Bh6 11. h3 Bh5 12. f5 Nd7 13. Nh2 c5 14. Ng4 Bg7 15. Nd2 cxd4 16. cxd4 Nf6 17. Bf3 Bxg4 18. hxg4 Nd7 19. Kg2 Qb6 20. Nb3 e5 21. d5 Nc5 22. Nxc5 Qxc5 23. Rh1 Rfc8 24. Rad1 b5 25. g5 f6 26. fxg6 hxg6 27. Bg4 Rd8 28. Qh3 f5 29. exf5 Kf7 30. Qh7 Rf8 31. f6 Ke8 32. Qxg7 1-0

[Event "Osasco op"]
[Site "Osasco"]
[Date "2012.04.22"]
[Round "5"]
[White "De Oliveira, Sergio Aparecido"]
[Black "Pinto, Ana Vitoria de Jesu"]
[Result "1-0"]
[ECO "E51"]
[WhiteElo "1817"]
[PlyCount "93"]
[EventDate "2012.04.20"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 148 Extra"]
[Source "ChessBase"]
[SourceDate "2012.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.06.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. e3 Nc6 5. Nc3 Bb4 6. Bd2 0-0 7. Bd3 a6 8. 0-0 Na5 9. cxd5 exd5 10. Ne5 Be6 11. Rc1 Rc8 12. Qa4 c5 13. a3 Bxc3 14. Bxc3 Nc6 15. Nxc6 Rxc6 16. dxc5 Bd7 17. Qh4 g6 18. Bxf6 Qxf6 19. Qxf6 Rxf6 20. b4 Rd8 21. Rfd1 Bc6 22. Be2 Re6 23. Rd4 Re4 24. Rcd1 f5 25. Bf3 Rxd4 26. Rxd4 Kf7 27. h4 h5 28. Kf1 Ke6 29. Ke1 Ra8 30. Kd2 a5 31. b5 Bxb5 32. Bxd5+ Ke5 33. f4+ Kf6 34. Bxb7 Rb8 35. Rd6+ Kf7 36. Bd5+ Kg7 37. Kc3 Rc8 38. Kd4 Be8 39. g3 Rb8 40. Rb6 Rd8 41. Ke5 Rc8 42. Kd4 Kf8 43. e4 fxe4 44. Kxe4 Rxc5 45. Kd4 Rc1 46. Ke5 Rc3 47. Rb7 1-0

[Event "Osasco op"]
[Site "Osasco"]
[Date "2012.04.21"]
[Round "3"]
[White "De Godoy, Abilio Marcondes"]
[Black "De Oliveira, Sergio Aparecido"]
[Result "1/2-1/2"]
[ECO "A48"]
[BlackElo "1817"]
[PlyCount "120"]
[EventDate "2012.04.20"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 148 Extra"]
[Source "ChessBase"]
[SourceDate "2012.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.06.22"]
[SourceQuality "1"]

1. d4 d6 2. Bf4 g6 3. e3 Nf6 4. Nf3 Bg7 5. Be2 0-0 6. h3 b6 7. 0-0 Bb7 8. a4 Nc6 9. Bh2 a5 10. c3 e6 11. Nbd2 Ne7 12. Nc4 Ba6 13. Nfd2 Nd7 14. Re1 d5 15. Na3 Bxe2 16. Qxe2 c6 17. Rac1 e5 18. Nc2 e4 19. c4 Rc8 20. Na3 f5 21. cxd5 Nxd5 22. Nac4 Nb4 23. Rb1 Nd3 24. Red1 Rf6 25. Ne5 N7xe5 26. Bxe5 Rf7 27. Nc4 Bxe5 28. Nxe5 Nxe5 29. dxe5 Rd7 30. f4 Rd3 31. Kf1 c5 32. g3 Kf7 33. Ke1 Ke6 34. Rd2 Rc7 35. Rxd3 exd3 36. Rd1 c4 37. e4 Qd4 38. exf5+ gxf5 39. Qf2 Qxf2+ 40. Kxf2 h5 41. Ke3 Kd5 42. Rc1 Rg7 43. Rg1 Kc5 44. Rg2 Kb4 45. Kd4 Rd7+ 46. Ke3 Kb3 47. g4 hxg4 48. hxg4 d2 49. Rxd2 Rxd2 50. Kxd2 Kxb2 51. e6 c3+ 52. Ke2 c2 53. e7 c1Q 54. e8Q Qxf4 55. Qb5+ Qb4 56. Qxb4+ axb4 57. gxf5 Ka2 58. f6 b3 59. f7 b2 60. f8Q b1Q 1/2-1/2

[Event "Osasco op"]
[Site "Osasco"]
[Date "2012.04.21"]
[Round "4"]
[White "De Oliveira, Sergio Aparecido"]
[Black "Souza, Gustavo Horokoski"]
[Result "0-1"]
[ECO "D46"]
[WhiteElo "1817"]
[PlyCount "110"]
[EventDate "2012.04.20"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 148 Extra"]
[Source "ChessBase"]
[SourceDate "2012.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.06.22"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. e3 Nbd7 5. Nc3 c6 6. Bd3 Qa5 7. 0-0 Bd6 8. Bd2 Qc7 9. cxd5 exd5 10. e4 dxe4 11. Re1 0-0 12. Nxe4 Nxe4 13. Bxe4 Nf6 14. Ne5 Re8 15. Bc3 Nxe4 16. Rxe4 f6 17. Qb3+ Be6 18. Nc4 b5 19. Rxe6 Rxe6 20. Ne3 Rae8 21. d5 cxd5 22. Qxd5 Qc5 23. Rd1 Qxd5 24. Rxd5 Be5 25. Rxb5 Bxc3 26. bxc3 Rb6 27. a4 Rxb5 28. axb5 Rb8 29. c4 a6 30. Kf1 axb5 31. cxb5 Rxb5 32. Ke2 g5 33. g4 Kg7 34. Kf3 Kg6 35. Kg3 Rb3 36. Kf3 h5 37. h3 hxg4+ 38. hxg4 Kf7 39. Ke4 Ke6 40. Nf5 Rb4+ 41. Nd4+ Kd6 42. Kd3 Kd5 43. Nc2 Rb3+ 44. Kd2 Rb2 45. Kd3 Rxc2 46. Kxc2 Ke4 47. Kc3 Kf3 48. Kd4 Kxf2 49. Ke4 Kg3 50. Kf5 Kh4 51. Kxf6 Kxg4 52. Ke5 Kh3 53. Ke4 g4 54. Ke3 g3 55. Kf3 Kh2 0-1

[Event "Osasco op"]
[Site "Osasco"]
[Date "2012.04.20"]
[Round "1"]
[White "Da Cruz, Rodrigo Oliveira"]
[Black "De Oliveira, Sergio Aparecido"]
[Result "0-1"]
[ECO "E76"]
[BlackElo "1817"]
[PlyCount "81"]
[EventDate "2012.04.20"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 148 Extra"]
[Source "ChessBase"]
[SourceDate "2012.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.06.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 0-0 6. Nf3 Bg4 7. Be2 c5 8. d5 Na6 9. 0-0 Nc7 10. e5 Nd7 11. Be3 Bxf3 12. Bxf3 dxe5 13. f5 Rb8 14. fxg6 hxg6 15. Ne4 f5 16. Nxc5 Nxc5 17. Bxc5 b6 18. Bxe7 Qxe7 19. d6 Qd7 20. dxc7 Qxc7 21. Bd5+ Kh7 22. Rf3 Bf6 23. Qd2 Kg7 24. Rd1 Rh8 25. h3 e4 26. Rb3 Rbd8 27. Qe2 Rhe8 28. a4 Qf4 29. Rf1 Qe5 30. a5 Qd4+ 31. Kh1 Rd6 32. Rd1 Qe5 33. axb6 axb6 34. Rb5 Qg3 35. Rb3 e3 36. Qe1 Qxe1+ 37. Rxe1 Bh4 38. Rbxe3 Rxe3 39. Rxe3 b5 40. b3 f4 41. Re6 0-1

[Event "Osasco op"]
[Site "Osasco"]
[Date "2012.04.20"]
[Round "2"]
[White "De Oliveira, Sergio Aparecido"]
[Black "Cruz, William Ferreira Da"]
[Result "0-1"]
[ECO "E99"]
[WhiteElo "1817"]
[BlackElo "2152"]
[PlyCount "60"]
[EventDate "2012.04.20"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 148 Extra"]
[Source "ChessBase"]
[SourceDate "2012.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.06.22"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 0-0 5. e4 d6 6. Be2 e5 7. 0-0 Nc6 8. d5 Ne7 9. Ne1 Nd7 10. Be3 f5 11. f3 f4 12. Bf2 g5 13. Nb5 b6 14. b4 Ng6 15. g4 fxg3 16. Bxg3 Nf4 17. Nd3 a5 18. Bxf4 exf4 19. Rb1 axb4 20. Nxb4 Ne5 21. a4 h5 22. Nc6 Nxc6 23. dxc6 Be6 24. Qb3 Rf7 25. Bd1 g4 26. Qd3 Qh4 27. Rf2 g3 28. Rg2 Bh3 29. Re2 gxh2+ 30. Rxh2 Qe1+ 0-1

[Event "Santos Paulista-ch"]
[Site "Santos"]
[Date "2011.12.04"]
[Round "5"]
[White "De Oliveira, Sergio Aparecido"]
[Black "Vizzotto, Bernardo"]
[Result "0-1"]
[ECO "A81"]
[WhiteElo "1800"]
[BlackElo "2009"]
[PlyCount "84"]
[EventDate "2011.12.02"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 146 Extra"]
[Source "ChessBase"]
[SourceDate "2012.02.29"]
[SourceVersion "1"]
[SourceVersionDate "2012.02.29"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 f5 3. g3 Nf6 4. Bg2 Be7 5. Bg5 Ne4 6. Bxe7 Qxe7 7. Nbd2 0-0 8. 0-0 Nxd2 9. Qxd2 d5 10. Ne5 Nd7 11. Nxd7 Bxd7 12. c4 c6 13. cxd5 exd5 14. e3 g5 15. a3 f4 16. exf4 gxf4 17. Rfe1 Qg7 18. Re5 h6 19. Rae1 Rf7 20. Qe2 Raf8 21. Qh5 fxg3 22. fxg3 Rf2 23. Re7 R2f7 24. Rxf7 Qxd4+ 25. Kh1 Rxf7 26. Qxh6 Qxb2 27. Bh3 Qc3 28. Qg5+ Qg7 29. Qd8+ Qf8 30. Qxf8+ Kxf8 31. Bxd7 Rxd7 32. h4 d4 33. Kg2 d3 34. Kf3 c5 35. Rd1 c4 36. Ke3 b5 37. Kd2 a5 38. a4 b4 39. Rf1+ Kg7 40. Rf3 c3+ 41. Kd1 d2 42. Rf1 b3 0-1

[Event "Santos Paulista-ch"]
[Site "Santos"]
[Date "2011.12.04"]
[Round "6"]
[White "Herbst Neto, Eugenio"]
[Black "De Oliveira, Sergio Aparecido"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1932"]
[BlackElo "1800"]
[PlyCount "31"]
[EventDate "2011.12.02"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 146 Extra"]
[Source "ChessBase"]
[SourceDate "2012.02.29"]
[SourceVersion "1"]
[SourceVersionDate "2012.02.29"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Bd3 e5 4. c3 g6 5. h3 Bg7 6. dxe5 dxe5 7. Nf3 0-0 8. 0-0 Nbd7 9. Qe2 Qe7 10. Rd1 Rd8 11. Bc2 b6 12. b4 Ne8 13. Bg5 f6 14. Qc4+ Kh8 15. Be3 Bb7 16. Qxc7 0-1

[Event "Santos Paulista-ch"]
[Site "Santos"]
[Date "2011.12.03"]
[Round "3"]
[White "De Oliveira, Sergio Aparecido"]
[Black "Alves, Sidney David"]
[Result "1-0"]
[ECO "D75"]
[WhiteElo "1800"]
[BlackElo "1524"]
[PlyCount "91"]
[EventDate "2011.12.02"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 146 Extra"]
[Source "ChessBase"]
[SourceDate "2012.02.29"]
[SourceVersion "1"]
[SourceVersionDate "2012.02.29"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. Nf3 Nxc3 6. bxc3 Bg7 7. g3 0-0 8. Bg2 c5 9. 0-0 Nc6 10. e3 cxd4 11. cxd4 Bg4 12. Qa4 Qa5 13. Qxa5 Nxa5 14. Ba3 Bxf3 15. Bxf3 Bf6 16. Rac1 Rfc8 17. Bb4 Nc6 18. Bxc6 bxc6 19. Rc5 Rab8 20. Ba3 e6 21. Rfc1 Rb6 22. Ra5 Rb7 23. Bc5 Rcc7 24. Rc4 Be7 25. Bxe7 Rxe7 26. Rxc6 Kg7 27. Kg2 Red7 28. a4 Kf8 29. Rac5 Ke7 30. g4 h6 31. h4 Kf8 32. Kf3 Kg7 33. a5 Kf8 34. Ke4 Ke7 35. a6 Rb6 36. f4 Rxc6 37. Rxc6 f6 38. f5 gxf5+ 39. gxf5 exf5+ 40. Kxf5 Rd5+ 41. Kg6 h5 42. Rc7+ Rd7 43. Rxd7+ Kxd7 44. Kxf6 Kd6 45. e4 Kd7 46. Kf7 1-0

[Event "Santos Paulista-ch"]
[Site "Santos"]
[Date "2011.12.03"]
[Round "4"]
[White "Heinrichs, Vivian"]
[Black "De Oliveira, Sergio Aparecido"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "1969"]
[BlackElo "1800"]
[PlyCount "126"]
[EventDate "2011.12.02"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 146 Extra"]
[Source "ChessBase"]
[SourceDate "2012.02.29"]
[SourceVersion "1"]
[SourceVersionDate "2012.02.29"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Bg5 Bg7 5. e5 dxe5 6. dxe5 Ng4 7. Qxd8+ Kxd8 8. Rd1+ Bd7 9. e6 Bxc3+ 10. bxc3 fxe6 11. Bc4 Ke8 12. Nf3 Nc6 13. Bf4 e5 14. Bg3 e4 15. Nd4 Na5 16. Be2 c5 17. Nb3 Nxb3 18. cxb3 Nf6 19. 0-0 Bg4 20. Bb5+ Kf7 21. Bc4+ Be6 22. Be2 Rhd8 23. Bf4 a6 24. c4 Ke8 25. Be3 b6 26. Bf4 Ra7 27. h3 Rxd1 28. Rxd1 Rd7 29. g4 Rxd1+ 30. Bxd1 Kd7 31. Bc2 Kc8 32. Be3 a5 33. Kg2 Bd7 34. g5 Ne8 35. Bxe4 Nd6 36. Bb1 Bf5 37. Bxf5+ Nxf5 38. Kf3 Kd7 39. Ke4 Ke6 40. Bf4 Kd7 41. Be5 Nh4 42. Bc3 Nf5 43. Be5 Nh4 44. Bg3 Nf5 45. h4 Nd4 46. Be5 Nf5 47. Bg3 Nd4 48. f3 Ne2 49. Be1 Ke6 50. Bd2 Ng3+ 51. Kf4 Ne2+ 52. Ke3 Ng3 53. Be1 Nf5+ 54. Kf4 Nd4 55. Ke4 Ne2 56. a3 Nd4 57. b4 axb4 58. axb4 Nc2 59. bxc5 Nxe1 60. cxb6 Kd6 61. c5+ Kc6 62. f4 Ng2 63. h5 gxh5 1/2-1/2

[Event "Santos Paulista-ch"]
[Site "Santos"]
[Date "2011.12.02"]
[Round "1"]
[White "De Oliveira, Sergio Aparecido"]
[Black "Gallo Ponce, Elbert"]
[Result "0-1"]
[ECO "E15"]
[WhiteElo "1800"]
[BlackElo "2243"]
[PlyCount "50"]
[EventDate "2011.12.02"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 146 Extra"]
[Source "ChessBase"]
[SourceDate "2012.02.29"]
[SourceVersion "1"]
[SourceVersionDate "2012.02.29"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 c5 7. Bxb4 cxb4 8. Bg2 Bb7 9. 0-0 0-0 10. Nbd2 d6 11. Ne1 Bxg2 12. Kxg2 Nc6 13. Nc2 a5 14. a4 bxa3 15. Rxa3 d5 16. e3 e5 17. dxe5 Nxe5 18. Nf3 Nxf3 19. Kxf3 Rc8 20. cxd5 Nxd5 21. Nd4 Nc3 22. Qd3 Qd5+ 23. e4 Nxe4 24. Kf4 Rc6 25. Qxe4 g5+ 0-1

[Event "Santos Paulista-ch"]
[Site "Santos"]
[Date "2011.12.02"]
[Round "2"]
[White "Guimaraes, Artemis Pamela"]
[Black "De Oliveira, Sergio Aparecido"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2028"]
[BlackElo "1800"]
[PlyCount "57"]
[EventDate "2011.12.02"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 146 Extra"]
[Source "ChessBase"]
[SourceDate "2012.02.29"]
[SourceVersion "1"]
[SourceVersionDate "2012.02.29"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 c6 5. f3 b5 6. Qd2 Nbd7 7. 0-0-0 b4 8. Nce2 a5 9. g4 Nb6 10. Ng3 h5 11. g5 Nfd7 12. h4 Bb7 13. e5 e6 14. exd6 Bxd6 15. Ne4 Be7 16. Nh3 Nd5 17. Nf4 Nxe3 18. Qxe3 Nb6 19. Nc5 Qc7 20. Re1 Bxc5 21. dxc5 Nd5 22. Nxd5 cxd5 23. Qd4 0-0 24. Bd3 Rac8 25. f4 Qxc5 26. Qf6 Kh7 27. Rxe6 Rc6 28. Bxg6+ fxg6 29. Re7+ 1-0

[Event "Sao Paulo Braga op"]
[Site "Sao Paulo"]
[Date "2011.04.24"]
[Round "9"]
[White "De Oliveira, Sergio Aparecido"]
[Black "Rigonati, Eduardo Santana"]
[Result "1/2-1/2"]
[ECO "D46"]
[WhiteElo "1800"]
[BlackElo "1748"]
[PlyCount "84"]
[EventDate "2011.04.20"]
[EventType "swiss"]
[EventRounds "9"]
[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. Nf3 d5 4. e3 c6 5. Nc3 Nbd7 6. Bd3 b6 7. 0-0 Bb7 8. Qe2 Be7 9. Rd1 Qc7 10. a3 c5 11. cxd5 exd5 12. Ba6 c4 13. Bxb7 Qxb7 14. h3 0-0 15. Ne5 Rad8 16. Nf3 Rfe8 17. Bd2 Bd6 18. Be1 Bb8 19. Qc2 h6 20. Qf5 g6 21. Qc2 Bd6 22. Bd2 Bf8 23. Re1 a6 24. Ne2 Ne4 25. Bb4 Bxb4 26. axb4 b5 27. Nc3 Ndf6 28. Ne5 Nd7 29. Nxe4 dxe4 30. Nxd7 Rxd7 31. Ra5 Re6 32. Rea1 Rdd6 33. Qc3 f5 34. Rf1 Qe7 35. Rfa1 g5 36. g3 Rg6 37. Kg2 f4 38. Rd1 f3+ 39. Kh2 g4 40. h4 Rd5 41. Rh1 Qd6 42. Qc2 Re6 1/2-1/2

[Event "Sao Paulo Braga op"]
[Site "Sao Paulo"]
[Date "2011.04.24"]
[Round "8"]
[White "Sousa, Felipe Mazim De"]
[Black "De Oliveira, Sergio Aparecido"]
[Result "0-1"]
[ECO "E81"]
[WhiteElo "1754"]
[BlackElo "1800"]
[PlyCount "48"]
[EventDate "2011.04.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d6 2. c4 Nf6 3. Nc3 g6 4. e4 Bg7 5. f3 0-0 6. Bg5 Nbd7 7. Nh3 c5 8. d5 a6 9. Nf2 Rb8 10. Be2 Re8 11. 0-0 Nf8 12. Qd2 N6d7 13. Rfc1 f6 14. Be3 Ne5 15. Nfd1 Bd7 16. a4 b6 17. Rab1 Qc7 18. b4 Rec8 19. Qc2 Qd8 20. h3 g5 21. b5 a5 22. f4 gxf4 23. Bxf4 Nfg6 24. Bh2 Bh6 0-1

[Event "Sao Paulo Braga op"]
[Site "Sao Paulo"]
[Date "2011.04.23"]
[Round "7"]
[White "Assis, Washington Luis Lin"]
[Black "De Oliveira, Sergio Aparecido"]
[Result "1-0"]
[ECO "A15"]
[WhiteElo "1802"]
[BlackElo "1800"]
[PlyCount "46"]
[EventDate "2011.04.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nc3 0-0 5. b3 d6 6. Bb2 Nbd7 7. Qc2 c5 8. e3 Rb8 9. Nge2 b6 10. d4 Bb7 11. d5 e5 12. Nb5 Ne8 13. Nxa7 Nc7 14. Nc3 f5 15. Nab5 Nxb5 16. Nxb5 Qe7 17. 0-0 Nf6 18. Rfe1 Bc8 19. a4 Bd7 20. Nc3 g5 21. f4 gxf4 22. gxf4 e4 23. Nd1 h5 1-0

[Event "Sao Paulo Braga op"]
[Site "Sao Paulo"]
[Date "2011.04.22"]
[Round "5"]
[White "Jonas, Tiago Felipe da S"]
[Black "De Oliveira, Sergio Aparecido"]
[Result "1-0"]
[ECO "B08"]
[WhiteElo "1838"]
[BlackElo "1800"]
[PlyCount "67"]
[EventDate "2011.04.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 d6 2. Nf3 Nf6 3. Nc3 g6 4. d4 Bg7 5. Bf4 0-0 6. Qd2 c6 7. Bd3 b5 8. Bh6 Nbd7 9. h4 Ng4 10. Bxg7 Kxg7 11. h5 Rh8 12. h6+ Kf8 13. Ng5 e5 14. d5 b4 15. Ne2 c5 16. Rh3 Nb6 17. Rf3 f6 18. Ba6 Ke7 19. Bxc8 Qxc8 20. Ne6 Nd7 21. Rh3 f5 22. exf5 Rg8 23. fxg6 Rxg6 24. Ng3 Nf8 25. Nf5+ Kd7 26. Nfg7 Nxe6 27. Nxe6 Qa6 28. Rf3 Qc4 29. Nf8+ Kc7 30. Rf7+ Kb6 31. Nxg6 Nh2 32. Qe2 Qxd5 33. Rxh7 Qxg2 34. 0-0-0 1-0

[Event "Sao Paulo Braga op"]
[Site "Sao Paulo"]
[Date "2011.04.21"]
[Round "2"]
[White "De Oliveira, Sergio Aparecido"]
[Black "Medeiros, Horacio Prol"]
[Result "1/2-1/2"]
[ECO "D38"]
[WhiteElo "1800"]
[BlackElo "2125"]
[PlyCount "105"]
[EventDate "2011.04.20"]
[EventType "swiss"]
[EventRounds "9"]
[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. Nc3 Nf6 4. e3 Nbd7 5. Nf3 Bb4 6. Qc2 c5 7. Bd2 0-0 8. Bd3 dxc4 9. Bxc4 Nb6 10. Be2 cxd4 11. exd4 Bd7 12. 0-0 Rc8 13. a3 Be7 14. Rac1 Bc6 15. Qb1 Bxf3 16. Bxf3 Qxd4 17. Be3 Qh4 18. Bxb6 axb6 19. Bxb7 Rc7 20. Bf3 Rfc8 21. Ne4 Ng4 22. Bxg4 Qxg4 23. Rxc7 Rxc7 24. Qd3 f5 25. Nc3 Qc4 26. Qxc4 Rxc4 27. Rc1 Bf6 28. Kf1 b5 29. Rc2 e5 30. Ke2 Kf7 31. f3 e4 32. fxe4 fxe4 33. Kd1 Bxc3 34. bxc3 Ke6 35. Kd2 Ra4 36. Ke3 Ke5 37. Rb2 Ra5 38. Rb4 Kd5 39. Rxe4 Rxa3 40. Rd4+ Kc5 41. Kd3 Ra4 42. Rd7 Rg4 43. g3 h5 44. Rf7 g5 45. Rf5+ Kb6 46. Rf6+ Ka5 47. Rf5 Ka4 48. Re5 h4 49. Re4+ Rxe4 50. Kxe4 Kb3 51. Kd3 hxg3 52. hxg3 g4 53. Kd4 1/2-1/2

