[Event "Pindamonhangaba op 7th"]
[Site "Pindamonhangaba"]
[Date "2023.03.26"]
[Round "4"]
[White "De Oliveira, Carlos Frederico B"]
[Black "Tobal, Vitor Jose Evangeli"]
[Result "1/2-1/2"]
[ECO "A29"]
[WhiteElo "1596"]
[BlackElo "1413"]
[PlyCount "55"]
[EventDate "2023.03.24"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 Nc6 4. Bg2 Be7 5. d3 0-0 6. Nf3 d5 7. cxd5 Nxd5 8. 0-0 Be6 9. a3 Qd7 10. Re1 Nxc3 11. bxc3 Rfd8 12. Qc2 f6 13. Rb1 Rab8 14. Bb2 Bc5 15. Red1 Qf7 16. Qc1 Bb6 17. Ba1 Rd7 18. c4 e4 19. dxe4 Rxd1+ 20. Qxd1 Rd8 21. Qc2 Bxc4 22. Rd1 Rxd1+ 23. Qxd1 Qe7 24. Qc2 Bf7 25. e3 Qxa3 26. Bd4 Bxd4 27. exd4 Be6 28. h3 1/2-1/2

[Event "Pindamonhangaba op 7th"]
[Site "Pindamonhangaba"]
[Date "2023.03.25"]
[Round "3"]
[White "Ballerini, Ricardo Reis"]
[Black "De Oliveira, Carlos Frederico B"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "1810"]
[BlackElo "1596"]
[PlyCount "34"]
[EventDate "2023.03.24"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Bc4 Nf6 5. d3 c6 6. Bd2 Qc7 7. Qe2 Bf5 8. Nf3 e6 9. Nh4 Bg6 10. Nxg6 hxg6 11. h3 Bd6 12. a4 0-0 13. 0-0 Nbd7 14. a5 Rfe8 15. Ne4 Bf4 16. Nxf6+ Nxf6 17. Bxf4 Qxf4 1/2-1/2

[Event "Pindamonhangaba op 7th"]
[Site "Pindamonhangaba"]
[Date "2023.03.25"]
[Round "2"]
[White "De Oliveira, Carlos Frederico B"]
[Black "Rodi, Luis Ernesto"]
[Result "0-1"]
[ECO "A85"]
[WhiteElo "1596"]
[BlackElo "2295"]
[PlyCount "62"]
[EventDate "2023.03.24"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. c4 f5 2. d4 Nf6 3. Nc3 d6 4. Bf4 g6 5. h3 Bg7 6. Nf3 c6 7. e3 0-0 8. Bd3 Qe8 9. 0-0 Na6 10. a3 Nh5 11. Bh2 e5 12. dxe5 dxe5 13. Be2 Qe7 14. Qc2 f4 15. e4 Nc5 16. b4 Ne6 17. Rad1 Bf6 18. Rd2 Nhg7 19. Rfd1 g5 20. c5 h5 21. Bc4 Kh8 22. g4 Nd4 23. Nxd4 exd4 24. Ne2 hxg4 25. hxg4 Bxg4 26. Nxd4 Rad8 27. Kg2 Bxd4 28. Rxd4 Bxd1 29. Qxd1 Rxd4 30. Qxd4 Rd8 31. Qc3 Qxe4+ 0-1

[Event "Sao Jose dos Campos op"]
[Site "Sao Jose dos Campos"]
[Date "2022.09.10"]
[Round "5"]
[White "Costa, Lucas Paiva Da"]
[Black "De Oliveira, Carlos Frederico B"]
[Result "1/2-1/2"]
[ECO "D85"]
[WhiteElo "1378"]
[BlackElo "1602"]
[PlyCount "42"]
[EventDate "2022.09.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. Bd2 Nxc3 6. Bxc3 Bg7 7. e4 0-0 8. h3 b6 9. Nf3 Bb7 10. Bd3 e6 11. Rc1 Nd7 12. b4 Nf6 13. Qe2 Rc8 14. 0-0 Qe7 15. Qe3 Rfd8 16. Rfe1 c5 17. dxc5 bxc5 18. Bxf6 Bxf6 19. bxc5 Bb2 20. Rb1 Ba3 21. c6 Bxc6 1/2-1/2

[Event "Sao Jose dos Campos op"]
[Site "Sao Jose dos Campos"]
[Date "2022.09.10"]
[Round "4"]
[White "De Oliveira, Carlos Frederico B"]
[Black "Leite, Arthur Santana Fari"]
[Result "1-0"]
[ECO "A10"]
[WhiteElo "1602"]
[BlackElo "1742"]
[PlyCount "79"]
[EventDate "2022.09.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. c4 d5 2. cxd5 Qxd5 3. Nc3 Qa5 4. d4 Bf5 5. Bd2 Qb6 6. e4 Be6 7. Nf3 Nd7 8. h3 c6 9. Bd3 Ngf6 10. 0-0 g6 11. Na4 Qc7 12. Ng5 Bg7 13. Nxe6 fxe6 14. f4 Nh5 15. Be3 Ndf6 16. Nc5 Kf7 17. Qb3 Qc8 18. Bc4 Qc7 19. Nxe6 Qb6 20. Nc7+ Kf8 21. Qxb6 axb6 22. Nxa8 b5 23. Bb3 Nxe4 24. Nc7 Bh6 25. Rae1 Kg7 26. Ne6+ Kf6 27. d5 Kf7 28. Bd4 Rc8 29. Rxe4 Bg7 30. Nxg7 Nxg7 31. Bxg7 Kxg7 32. Rxe7+ Kf8 33. d6 Rd8 34. Rd1 Rxd6 35. Rxd6 Kxe7 36. Re6+ Kd7 37. Rf6 b6 38. Rf7+ Ke8 39. Rb7 c5 40. Bd5 1-0

[Event "Sao Jose dos Campos op"]
[Site "Sao Jose dos Campos"]
[Date "2022.09.09"]
[Round "2"]
[White "Fagundes, Guilherme Schwinn"]
[Black "De Oliveira, Carlos Frederico B"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1800"]
[BlackElo "1602"]
[PlyCount "66"]
[EventDate "2022.09.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 c6 5. Nf3 Nf6 6. Ne5 Bf5 7. Nc4 Qc7 8. g3 e6 9. Bf4 Qd8 10. Bg2 Be7 11. 0-0 0-0 12. Re1 Nd5 13. Nxd5 exd5 14. Ne3 Bg6 15. h4 h6 16. h5 Bh7 17. c4 dxc4 18. Nxc4 Na6 19. Qb3 Nb4 20. Rxe7 Qxe7 21. Bd6 Bc2 22. Qxb4 Qg5 23. Bxf8 Rxf8 24. Qd2 Qxd2 25. Nxd2 Rd8 26. Nf3 Be4 27. Re1 Bxf3 28. Bxf3 Rxd4 29. Re8+ Kh7 30. Be4+ g6 31. hxg6+ fxg6 32. Re7+ Kg8 33. Bxg6 b5 1-0

[Event "Taubate op 2nd"]
[Site "Taubate"]
[Date "2021.12.19"]
[Round "6"]
[White "De Oliveira, Carlos Frederico B"]
[Black "Cassiano, Matheus Natanael"]
[Result "0-1"]
[ECO "D13"]
[WhiteElo "1602"]
[BlackElo "1780"]
[PlyCount "58"]
[EventDate "2021.12.16"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. d4 e6 2. c4 d5 3. Nc3 c6 4. Bf4 Bd6 5. Bxd6 Qxd6 6. Nf3 Nf6 7. e3 Nbd7 8. Bd3 0-0 9. 0-0 e5 10. dxe5 Nxe5 11. Nxe5 Qxe5 12. cxd5 Ng4 13. g3 cxd5 14. Be2 Nf6 15. Bf3 Be6 16. Qa4 Qf5 17. Bg2 Rfc8 18. Rac1 Rc4 19. Qc2 Qh5 20. Qd1 Bg4 21. Qd3 Rac8 22. a3 h6 23. Na2 Be2 24. Rxc4 Rxc4 25. Qb3 Bxf1 26. Bxf1 Rc7 27. Nc3 Qf5 28. Bg2 Ng4 29. Nd1 Rc1 0-1

[Event "Taubate op 2nd"]
[Site "Taubate"]
[Date "2021.12.18"]
[Round "4"]
[White "De Oliveira, Carlos Frederico B"]
[Black "Pereira, Marcos Luciano Mart"]
[Result "1-0"]
[ECO "A33"]
[WhiteElo "1602"]
[BlackElo "1715"]
[PlyCount "100"]
[EventDate "2021.12.16"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 Nc6 3. g3 Nf6 4. Bg2 d6 5. 0-0 Bd7 6. Nc3 e6 7. d4 cxd4 8. Nxd4 Be7 9. Ndb5 Qb8 10. a3 a6 11. Nd4 0-0 12. b4 Nxd4 13. Qxd4 Bc6 14. e4 e5 15. Qd3 Rd8 16. Be3 b5 17. Rfc1 bxc4 18. Qxc4 Qb7 19. f3 Rac8 20. Qe2 d5 21. exd5 Nxd5 22. Nxd5 Bxd5 23. Qf2 Bf6 24. Rxc8 Rxc8 25. Rc1 Rxc1+ 26. Bxc1 Qc6 27. Bb2 h6 28. Qe2 Bc4 29. Qd2 Bg5 30. Qf2 Qd5 31. h4 Be7 32. Kh2 Bd6 33. Qe3 Qe6 34. Qc3 f6 35. Qe3 Bc7 36. Bh3 Qd6 37. Bc3 e4 38. fxe4 Bb6 39. Qd2 Qxd2+ 40. Bxd2 Kf7 41. Bc3 Bd3 42. e5 fxe5 43. Bxe5 g5 44. hxg5 hxg5 45. Bc8 Be3 46. a4 Bd2 47. Bd6 Kf6 48. Bd7 Be1 49. b5 axb5 50. axb5 Bxg3+ 1-0

[Event "Taubate op 2nd"]
[Site "Taubate"]
[Date "2021.12.18"]
[Round "5"]
[White "Mobaier, Sergio"]
[Black "De Oliveira, Carlos Frederico B"]
[Result "1-0"]
[ECO "E11"]
[WhiteElo "1804"]
[BlackElo "1602"]
[PlyCount "45"]
[EventDate "2021.12.16"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Bb4+ 5. Bd2 Be7 6. Bg2 0-0 7. Qc2 Ne4 8. 0-0 Nxd2 9. Nbxd2 Nd7 10. e4 dxe4 11. Nxe4 c6 12. Rfd1 Qa5 13. a3 Qf5 14. Qe2 Nf6 15. Nh4 Qa5 16. b4 Qc7 17. Nc3 Rb8 18. Rac1 Ne8 19. Nf3 Bf6 20. Ne4 Qe7 21. Nxf6+ Nxf6 22. Ne5 Rd8 23. c5 1-0

[Event "Taubate op 2nd"]
[Site "Taubate"]
[Date "2021.12.17"]
[Round "2"]
[White "De Oliveira, Carlos Frederico B"]
[Black "Fernandes, Beatriz"]
[Result "1-0"]
[ECO "E91"]
[WhiteElo "1602"]
[BlackElo "1207"]
[PlyCount "49"]
[EventDate "2021.12.16"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. d4 Bg7 4. e4 d6 5. h3 Nbd7 6. Nf3 0-0 7. Be2 c5 8. d5 Nb6 9. 0-0 Nfd7 10. Kh1 f5 11. exf5 Rxf5 12. Bd3 Rf8 13. Re1 Ne5 14. Nxe5 Bxe5 15. Be3 Bf5 16. Rc1 Qd7 17. Bf1 Qc8 18. b3 a6 19. Qd2 Bg7 20. Bg5 Bf6 21. Bxf6 exf6 22. Re7 Re8 23. Rce1 Rxe7 24. Rxe7 Nd7 25. Qh6 1-0

[Event "Taubate op 2nd"]
[Site "Taubate"]
[Date "2021.12.17"]
[Round "3"]
[White "Nunes, Agatha Hurba"]
[Black "De Oliveira, Carlos Frederico B"]
[Result "1-0"]
[ECO "D86"]
[WhiteElo "1818"]
[BlackElo "1602"]
[PlyCount "57"]
[EventDate "2021.12.16"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 c5 8. Ne2 cxd4 9. cxd4 0-0 10. 0-0 Nc6 11. Bb2 a6 12. a4 Bd7 13. e5 e6 14. Ng3 Na5 15. Bd3 Bc6 16. Qg4 Rc8 17. h4 Bh6 18. Ne4 Bxe4 19. Bxe4 Nc6 20. Rad1 Qe7 21. Rd3 Nb4 22. Rg3 Rfd8 23. h5 Kf8 24. hxg6 hxg6 25. f4 a5 26. f5 exf5 27. Bxf5 Rc6 28. Bxg6 Rxg6 29. Qxg6 1-0

[Event "Sao Jose dos Campos op"]
[Site "Sao Jose dos Campos"]
[Date "2021.10.12"]
[Round "7"]
[White "De Oliveira, Carlos Frederico B"]
[Black "Kikuchi Cadilhac, Mariana Sawae"]
[Result "0-1"]
[ECO "E11"]
[WhiteElo "1616"]
[BlackElo "1762"]
[PlyCount "82"]
[EventDate "2021.10.09"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Be7 5. Nc3 d5 6. e3 0-0 7. Bd3 c5 8. dxc5 Bxc5 9. Qc2 dxc4 10. Bxc4 Nc6 11. a3 h6 12. Rd1 Qe7 13. 0-0 Rd8 14. b4 Bd6 15. Bc1 Bd7 16. Qe2 Rac8 17. Bb2 e5 18. e4 Bg4 19. Nd5 Nxd5 20. Bxd5 Qf6 21. Rd3 Rc7 22. Rfd1 Ne7 23. Bb3 Ng6 24. Qd2 Rcd7 25. Ba4 Bxb4 26. Qe3 Rxd3 27. Rxd3 Rxd3 28. Qxd3 Bc5 29. Bd1 Qd6 30. Qc2 Bxa3 31. Ba1 Bc5 32. Be2 Qb6 33. Bd1 f6 34. Bc3 Kh7 35. Be1 Bb4 36. Bxb4 Qxb4 37. h3 Bxf3 38. Bxf3 a5 39. Qc8 a4 40. Qf5 Qe1+ 41. Kh2 Qxf2 0-1

[Event "Sao Jose dos Campos op"]
[Site "Sao Jose dos Campos"]
[Date "2021.10.12"]
[Round "6"]
[White "Tsuchie, Davi Pinheiro"]
[Black "De Oliveira, Carlos Frederico B"]
[Result "0-1"]
[ECO "E60"]
[WhiteElo "1355"]
[BlackElo "1616"]
[PlyCount "70"]
[EventDate "2021.10.09"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 c5 3. g3 g6 4. b3 Bg7 5. Bg2 Nc6 6. Bb2 0-0 7. 0-0 d6 8. d4 cxd4 9. Nxd4 Bd7 10. Nd2 a6 11. e3 Rc8 12. N2f3 Qb6 13. Qd2 Rfd8 14. Nxc6 Bxc6 15. Nd4 Bxg2 16. Kxg2 d5 17. cxd5 Rxd5 18. Qe2 h5 19. Nf3 Qa5 20. Bd4 Rd7 21. Nd2 e5 22. Nc4 Qd5+ 23. Kg1 exd4 24. Nb6 d3 25. Qd1 Qc6 26. Nxc8 Qxc8 27. Rc1 Qd8 28. f3 Bh6 29. Kf2 Qa5 30. a4 Qf5 31. Rc8+ Kh7 32. Re1 Ng4+ 33. Kg1 Nxe3 34. Qa1 Bg7 35. Qa3 Qxf3 0-1

[Event "Sao Jose dos Campos op"]
[Site "Sao Jose dos Campos"]
[Date "2021.10.11"]
[Round "4"]
[White "De Oliveira, Carlos Frederico B"]
[Black "Souza, Ramon Santana De"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "1616"]
[BlackElo "1704"]
[PlyCount "98"]
[EventDate "2021.10.09"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. Nf3 d6 2. d4 g6 3. e4 Bg7 4. Bc4 Nc6 5. c3 e5 6. dxe5 Nxe5 7. Nxe5 Bxe5 8. 0-0 Be6 9. Qd3 Bxc4 10. Qxc4 Qd7 11. f4 Bg7 12. Be3 Nf6 13. Bd4 0-0 14. Nd2 b5 15. Qd3 Rfe8 16. Rae1 Rad8 17. Nf3 c5 18. Bf2 Qc6 19. Bh4 Rd7 20. Bxf6 Bxf6 21. Qd5 Qxd5 22. exd5 Rde7 23. Rxe7 Rxe7 24. Re1 Rxe1+ 25. Nxe1 b4 26. cxb4 Bxb2 27. bxc5 dxc5 28. Kf1 c4 29. Ke2 Kf8 30. Kd2 Ke7 31. Kc2 Bf6 32. Nf3 Kd6 33. h3 Kxd5 34. g3 h5 35. a3 Ke4 36. Nd2+ Kd4 37. g4 hxg4 38. hxg4 c3 39. Nb3+ Ke4 40. Na5 Kxf4 41. Nc6 a6 42. Nb4 Bd4 43. Nxa6 Kxg4 44. Nb4 f5 45. Nc6 Bf6 46. a4 f4 47. Nb4 f3 48. Kd1 Bd4 49. Ke1 Kf4 0-1

[Event "Sao Jose dos Campos op"]
[Site "Sao Jose dos Campos"]
[Date "2021.10.11"]
[Round "5"]
[White "Garcia, Claudio de Oliveira"]
[Black "De Oliveira, Carlos Frederico B"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1396"]
[BlackElo "1616"]
[PlyCount "42"]
[EventDate "2021.10.09"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d3 c6 5. g3 Nf6 6. Bg2 Bg4 7. Nge2 e6 8. 0-0 Bd6 9. h3 Bh5 10. Be3 0-0 11. Qd2 Qc7 12. Nf4 Bg6 13. Nxg6 hxg6 14. Ne4 Nxe4 15. Bxe4 Nd7 16. f4 Nf6 17. Bh1 Rad8 18. g4 Nd5 19. Rf3 Nxe3 20. Qxe3 Qe7 21. Qxa7 Bc5+ 0-1

[Event "Sao Jose dos Campos op"]
[Site "Sao Jose dos Campos"]
[Date "2021.10.10"]
[Round "3"]
[White "Haraguchi, Matheus Sashaki"]
[Black "De Oliveira, Carlos Frederico B"]
[Result "1-0"]
[ECO "A22"]
[WhiteElo "1671"]
[BlackElo "1616"]
[PlyCount "39"]
[EventDate "2021.10.09"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 d5 4. Nxd5 Nxd5 5. Bg2 c6 6. Nf3 Bd6 7. 0-0 0-0 8. d3 h6 9. Bd2 Nd7 10. a3 a5 11. e4 N5f6 12. d4 exd4 13. Nxd4 Nc5 14. Be3 Ng4 15. Qe2 Nxe3 16. Qxe3 Qb6 17. Rfd1 Bc7 18. Rab1 Nb3 19. a4 Qa6 20. Qxb3 1-0

[Event "Florianopolis op 09"]
[Site "Florianopolis"]
[Date "2021.09.25"]
[Round "2"]
[White "Florianovitz, Derlei Alex"]
[Black "De Oliveira, Carlos Frederico B"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "2055"]
[BlackElo "1618"]
[PlyCount "57"]
[EventDate "2021.09.24"]
[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 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Nf3 Bg4 5. d4 c6 6. Be2 Nf6 7. 0-0 e6 8. Bf4 Be7 9. Ne5 Bxe2 10. Qxe2 0-0 11. a3 Nbd7 12. Rad1 Rad8 13. Rfe1 Nxe5 14. Bxe5 a6 15. Qf3 Nd7 16. Bg3 Nf6 17. Re5 Nd5 18. b4 Qb6 19. Na4 Qb5 20. Qb3 c5 21. c4 Qc6 22. cxd5 Rxd5 23. bxc5 Rfd8 24. Rxd5 Rxd5 25. Nb6 Rd8 26. Nc4 Bxc5 27. dxc5 Rxd1+ 28. Qxd1 Qxc5 29. Qd8+ 1-0

[Event "Sao Jose dos Campos op 3rd"]
[Site "Sao Jose dos Campos"]
[Date "2021.08.22"]
[Round "4"]
[White "De Oliveira, Carlos Frederico B"]
[Black "Alves, Danilo Vieira"]
[Result "0-1"]
[ECO "D10"]
[WhiteElo "1608"]
[BlackElo "1760"]
[PlyCount "88"]
[EventDate "2021.08.21"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. c4 c6 2. Nf3 d5 3. cxd5 cxd5 4. d4 Nc6 5. g3 g6 6. Bg2 Bg7 7. 0-0 Bg4 8. e3 Nf6 9. Qd3 Qd7 10. Qb3 Bxf3 11. Bxf3 0-0 12. Nd2 a5 13. Qb5 a4 14. a3 Ra5 15. Qd3 e5 16. Bg2 e4 17. Qe2 Rc8 18. b4 axb3 19. Nxb3 Ra7 20. Nc5 Qe7 21. Bb2 Nd7 22. Nxd7 Qxd7 23. Rfc1 Rca8 24. Rab1 Na5 25. Bf1 Nc4 26. Rxc4 dxc4 27. Qxc4 Rc8 28. Qb3 Qa4 29. Qb6 Qa5 30. Qb3 Bf8 31. Bc4 b5 32. Bd5 Re8 33. Bc6 Rb8 34. Bd5 b4 35. Bc4 Qa4 36. Qxa4 Rxa4 37. Bd3 b3 38. Bc2 Rb7 39. Bd1 Bxa3 40. Bxb3 Rc4 41. Bc1 f6 42. Bd2 f5 43. Kf1 h6 44. Ba4 Rc1+ 0-1

[Event "Sao Jose dos Campos op 3rd"]
[Site "Sao Jose dos Campos"]
[Date "2021.08.22"]
[Round "5"]
[White "Souza, Ramon Santana De"]
[Black "De Oliveira, Carlos Frederico B"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "1834"]
[BlackElo "1608"]
[PlyCount "65"]
[EventDate "2021.08.21"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Rg1 h5 7. Bg5 Nh7 8. Be3 Nf6 9. h3 e5 10. Nb3 Nc6 11. g4 hxg4 12. hxg4 Nd7 13. Nd5 Nc5 14. Nxc5 dxc5 15. c3 Be6 16. Qd2 Ne7 17. 0-0-0 Qa5 18. c4 Qxd2+ 19. Rxd2 Rc8 20. f4 Bxd5 21. exd5 exf4 22. Bxf4 Ng6 23. Bg3 Kd7 24. Bd3 Re8 25. Bf5+ Kd8 26. d6 Ne5 27. Re1 Nc6 28. Rxe8+ Kxe8 29. d7+ Kd8 30. Bf4 Nd4 31. b3 Rh1+ 32. Kb2 Nxf5 33. Bc7+ 1-0

[Event "Sao Jose dos Campos op 3rd"]
[Site "Sao Jose dos Campos"]
[Date "2021.08.21"]
[Round "2"]
[White "De Oliveira, Carlos Frederico B"]
[Black "Dias, Juliane de Oliveira"]
[Result "1-0"]
[ECO "A22"]
[WhiteElo "1608"]
[BlackElo "1681"]
[PlyCount "87"]
[EventDate "2021.08.21"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. Nf3 d6 4. d3 Be7 5. g3 0-0 6. Bg2 c6 7. 0-0 h6 8. a3 a5 9. Rb1 Be6 10. b4 axb4 11. axb4 Nbd7 12. b5 Qc7 13. Bd2 Nc5 14. Qc2 Qc8 15. Rfc1 Rd8 16. Ra1 Rxa1 17. Rxa1 Bh3 18. Bh1 Ne8 19. Be3 Ne6 20. Qa4 c5 21. Nd5 Bf8 22. Bd2 Nf4 23. Bxf4 exf4 24. Nxf4 Bg4 25. Nd5 Qe6 26. Kf1 Bh3+ 27. Ke1 Nf6 28. Nxf6+ Qxf6 29. Qa5 Re8 30. Qa2 Qc3+ 31. Kd1 Bf1 32. Ng1 Bxe2+ 33. Nxe2 Qxd3+ 34. Qd2 Qxc4 35. Bxb7 Qxb5 36. Bd5 Be7 37. Ra7 Qb6 38. Ra8 Rxa8 39. Bxa8 c4 40. Qe3 Qb1+ 41. Nc1 Bf8 42. Bd5 Qb4 43. Qe8 c3 44. Qxf7+ 1-0

[Event "Sao Jose dos Campos op 3rd"]
[Site "Sao Jose dos Campos"]
[Date "2021.08.21"]
[Round "3"]
[White "Zakowicz, Rafael1111"]
[Black "De Oliveira, Carlos Frederico B"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "1974"]
[BlackElo "1608"]
[PlyCount "88"]
[EventDate "2021.08.21"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 c6 5. Bc4 Nf6 6. h3 Bf5 7. Nf3 e6 8. 0-0 Bd6 9. Qe2 0-0 10. Bb3 h6 11. Bd2 Qc7 12. Kh1 Bh7 13. Rae1 Bf4 14. Ne5 Bxd2 15. Qxd2 Nbd7 16. Re3 Rad8 17. Qe2 Nd5 18. Rg3 Nxe5 19. dxe5 Nxc3 20. bxc3 Qa5 21. f4 Kh8 22. Qg4 Rg8 23. Qh5 Qc7 24. Qh4 Rd7 25. Re3 Qd8 26. Qh5 Bg6 27. Qf3 Rd2 28. Re2 Rd1 29. Ref2 Rxf1+ 30. Rxf1 Qe7 31. g4 Qh4 32. f5 exf5 33. gxf5 Bh5 34. Qg2 Rd8 35. Rg1 g6 36. Bxf7 Qf4 37. Rf1 Qxe5 38. fxg6 Kg7 39. Bc4 Rd1 40. Rxd1 Bxd1 41. Qf1 Qe4+ 42. Kh2 Qe5+ 43. Kh1 Qe4+ 44. Kh2 Qe5+ 1/2-1/2

[Event "Timbo op"]
[Site "Timbo"]
[Date "2021.06.13"]
[Round "5"]
[White "De Oliveira, Carlos Frederico B"]
[Black "Calcada, Henrique Galvan"]
[Result "1-0"]
[ECO "E00"]
[WhiteElo "1617"]
[BlackElo "1348"]
[PlyCount "105"]
[EventDate "2021.06.11"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 Nf6 2. d4 e6 3. a3 c5 4. dxc5 a5 5. Nf3 Bxc5 6. Nc3 0-0 7. g3 Ng4 8. e3 b6 9. Bg2 Bb7 10. 0-0 Qc8 11. b3 Be7 12. Bb2 Bf6 13. Rc1 Ne5 14. e4 Na6 15. Nxe5 Bxe5 16. Qe2 g6 17. Rfd1 Qe8 18. f4 Bg7 19. e5 Bxg2 20. Qxg2 Qe7 21. Ne4 Nc5 22. Nxc5 Qxc5+ 23. Kh1 Qc7 24. Rd6 Rfd8 25. Bd4 Rab8 26. Qf2 Qb7+ 27. Kg1 Bf8 28. Rxb6 Qc7 29. a4 Rdc8 30. Qe3 Bc5 31. Bxc5 Qxc5 32. Qxc5 Rxc5 33. Rxb8+ Kg7 34. Rd1 Rc7 35. Rb5 Ra7 36. Rd6 Kf8 37. Rdb6 Ke7 38. Rb7 Ra8 39. c5 h5 40. c6 Kd8 41. Rxd7+ Kc8 42. Rxf7 Ra6 43. c7 Ra8 44. Rf8+ Kxc7 45. Rxa8 g5 46. Ra7+ Kc6 47. Ra6+ Kc7 48. Rxe6 g4 49. Rh6 h4 50. e6 Kd8 51. Rb7 Kc8 52. Rg7 h3 53. Rh8# 1-0

[Event "Timbo op"]
[Site "Timbo"]
[Date "2021.06.13"]
[Round "6"]
[White "Luz, Christian Oliveira"]
[Black "De Oliveira, Carlos Frederico B"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1448"]
[BlackElo "1617"]
[PlyCount "37"]
[EventDate "2021.06.11"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. d4 c6 4. c4 Qa5+ 5. Nc3 Nf6 6. Bd3 Bf5 7. Nf3 e6 8. 0-0 Be7 9. h3 0-0 10. Re1 Bxd3 11. Qxd3 Rd8 12. Bg5 Qc7 13. Bh4 a6 14. a4 c5 15. d5 exd5 16. cxd5 h6 17. Bxf6 Bxf6 18. d6 Nc6 19. Re8+ 1-0

[Event "Timbo op"]
[Site "Timbo"]
[Date "2021.06.12"]
[Round "3"]
[White "De Oliveira, Carlos Frederico B"]
[Black "Steuck, Camilli"]
[Result "1-0"]
[ECO "A23"]
[WhiteElo "1617"]
[BlackElo "1264"]
[PlyCount "91"]
[EventDate "2021.06.11"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 c6 4. Bg2 Bc5 5. d3 d6 6. Nf3 Nbd7 7. 0-0 0-0 8. Na4 Bb4 9. a3 Ba5 10. b4 Bc7 11. Bb2 Re8 12. Nc3 Nf8 13. Qc2 Bf5 14. Nh4 Bd7 15. Rac1 Rc8 16. a4 a5 17. b5 Ne6 18. e3 Bb8 19. Qd2 Nc5 20. Qd1 Ne6 21. Ba3 Nf8 22. Qd2 Be6 23. Nf3 Ng6 24. Ng5 Bd7 25. Rfd1 h6 26. Nf3 Be6 27. Rb1 d5 28. cxd5 cxd5 29. d4 e4 30. Ne1 Nd7 31. Rdc1 Nb6 32. Bf1 Nc4 33. Bxc4 Rxc4 34. b6 Rc6 35. Bc5 Bd6 36. Nb5 Bxc5 37. dxc5 Qe7 38. Nc7 Rxc7 39. bxc7 Qxc7 40. Rb6 Ra8 41. Qb2 Ra7 42. Qd4 Ne5 43. Rcb1 Nc4 44. R6b3 Qc6 45. Ra1 Kh7 46. Rb5 1-0

[Event "Timbo op"]
[Site "Timbo"]
[Date "2021.06.12"]
[Round "2"]
[White "Deus Filho, Joaquim"]
[Black "De Oliveira, Carlos Frederico B"]
[Result "1-0"]
[ECO "A21"]
[WhiteElo "1920"]
[BlackElo "1617"]
[PlyCount "37"]
[EventDate "2021.06.11"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 f5 3. e4 Nf6 4. exf5 d5 5. g4 d4 6. Nb1 h5 7. g5 Ng4 8. a3 Nxf2 9. Kxf2 Qxg5 10. d3 Qh4+ 11. Kg2 Bd6 12. Nf3 Qf6 13. Bg5 Qxf5 14. Nbd2 c6 15. Ne4 Bc7 16. Nh4 Qe6 17. Be2 0-0 18. Bxh5 Na6 19. Bg6 1-0

[Event "Timbo op"]
[Site "Timbo"]
[Date "2021.06.12"]
[Round "4"]
[White "Rodio, Julia Brunetto"]
[Black "De Oliveira, Carlos Frederico B"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1771"]
[BlackElo "1617"]
[PlyCount "87"]
[EventDate "2021.06.11"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. g3 c6 5. Bg2 Nf6 6. Nge2 Bf5 7. 0-0 e6 8. d4 Bd6 9. Bf4 Qc7 10. b4 Nd5 11. Bxd6 Qxd6 12. a3 a6 13. Ne4 Bxe4 14. Bxe4 0-0 15. c4 Nf6 16. Bg2 Nbd7 17. Qb3 Rab8 18. Rfd1 Qe7 19. Rd2 Rfd8 20. Rad1 Nf8 21. Nc3 h6 22. d5 exd5 23. cxd5 cxd5 24. Nxd5 Nxd5 25. Bxd5 Rdc8 26. Qf3 Nh7 27. Re2 Qc7 28. Rde1 Ng5 29. Qf5 Rf8 30. h4 Nh7 31. Re7 Qb6 32. Rxf7 Kh8 33. Ree7 Rxf7 34. Qxf7 Qf6 35. Re8+ Rxe8 36. Qxe8+ Nf8 37. Bxb7 Kh7 38. Bxa6 Qxa6 39. Qxf8 Qxa3 40. Qf5+ Kh8 41. b5 Qa1+ 42. Kg2 Qa8+ 43. Qf3 Qb8 44. Qc6 1-0

[Event "Timbo op"]
[Site "Timbo"]
[Date "2021.06.11"]
[Round "1"]
[White "De Oliveira, Carlos Frederico B"]
[Black "Guidini, Marcelo Neri"]
[Result "1-0"]
[ECO "A40"]
[WhiteElo "1617"]
[BlackElo "2019"]
[PlyCount "133"]
[EventDate "2021.06.11"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 e6 2. d4 h6 3. Nf3 Bb4+ 4. Nc3 Nf6 5. Qc2 c6 6. g3 d5 7. c5 Ne4 8. Bg2 Qa5 9. Bd2 Nxd2 10. Qxd2 Bxc3 11. bxc3 Nd7 12. 0-0 Qc7 13. Qc2 b6 14. cxb6 axb6 15. a4 0-0 16. Rfc1 Ba6 17. Nd2 Bxe2 18. c4 Bg4 19. cxd5 exd5 20. Qxc6 Qxc6 21. Rxc6 Be6 22. Rd6 Ra5 23. Nb3 Ra7 24. Bxd5 Bxd5 25. Rxd5 Nf6 26. Rb5 Ra6 27. Nd2 Rd8 28. Nf3 Ne4 29. Rb3 Rb8 30. Kg2 Rba8 31. Rab1 Rxa4 32. Rxb6 Ra2 33. R1b2 R2a5 34. Rb8+ Rxb8 35. Rxb8+ Kh7 36. Re8 f5 37. Re5 Ra2 38. Rxf5 Rxf2+ 39. Kg1 Rc2 40. Re5 Nf6 41. Re1 Rc3 42. Ne5 Rc2 43. Rd1 Nd5 44. Re1 Rd2 45. Nf3 Rd3 46. Kf2 Rb3 47. Re2 g5 48. Rc2 g4 49. Nh4 Rd3 50. Ra2 Rxd4 51. Ra7+ Kg8 52. Nf5 Rd2+ 53. Kg1 Nc3 54. Nxh6+ Kf8 55. Nxg4 Ne2+ 56. Kf2 Nc1+ 57. Ke3 Re2+ 58. Kf4 Nd3+ 59. Kg5 Nc5 60. h4 Ne4+ 61. Kf4 Nd6 62. Kf3 Re1 63. h5 Nf5 64. h6 Nxh6 65. Nxh6 Rf1+ 66. Kg4 Re1 67. Kg5 1-0

[Event "Araruama op 1st"]
[Site "Araruama"]
[Date "2021.06.06"]
[Round "6"]
[White "De Oliveira, Carlos Frederico B"]
[Black "Almeida, Flavio Silva"]
[Result "1/2-1/2"]
[ECO "D30"]
[WhiteElo "1617"]
[BlackElo "1800"]
[PlyCount "38"]
[EventDate "2021.06.02"]
[EventType "tourn"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 e6 3. c4 d5 4. e3 Be7 5. Bd3 dxc4 6. Qa4+ Bd7 7. Qxc4 0-0 8. 0-0 Bc6 9. Nbd2 b6 10. a3 Bb7 11. b4 Nbd7 12. Qb3 c5 13. bxc5 Bxf3 14. Nxf3 bxc5 15. Bd2 cxd4 16. Nxd4 Nc5 17. Qc4 Nxd3 18. Nc6 Qd7 19. Nxe7+ Qxe7 1/2-1/2

[Event "Araruama op 1st"]
[Site "Araruama"]
[Date "2021.06.05"]
[Round "4"]
[White "De Oliveira, Carlos Frederico B"]
[Black "Amorim, Ana Laura dos Santo"]
[Result "1/2-1/2"]
[ECO "A25"]
[WhiteElo "1617"]
[BlackElo "1731"]
[PlyCount "73"]
[EventDate "2021.06.02"]
[EventType "tourn"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. c4 e5 2. d3 Nc6 3. Nc3 Nf6 4. g3 Bb4 5. Bg2 0-0 6. Bd2 Bxc3 7. Bxc3 d6 8. Nf3 Re8 9. Qc2 Bg4 10. a3 Qd7 11. b4 Bh3 12. 0-0 Bxg2 13. Kxg2 d5 14. cxd5 Qxd5 15. Kg1 e4 16. dxe4 Nxe4 17. Bb2 Qh5 18. Rfd1 Ng5 19. Nxg5 Qxg5 20. Rd2 Rad8 21. Rad1 Rxd2 22. Rxd2 Rd8 23. Rd3 Rxd3 24. Qxd3 h6 25. Qc3 Qg4 26. Qe3 Qd7 27. h4 a5 28. b5 Ne7 29. Kh2 Qxb5 30. Qxe7 Qxb2 31. Qe8+ Kh7 32. Qxf7 Qxe2 33. Qf5+ Kg8 34. Qc8+ Kh7 35. Qf5+ Kg8 36. Qc8+ Kh7 37. Qf5+ 1/2-1/2

[Event "Araruama op 1st"]
[Site "Araruama"]
[Date "2021.06.05"]
[Round "5"]
[White "Dionisio, Alex Monteiro"]
[Black "De Oliveira, Carlos Frederico B"]
[Result "0-1"]
[ECO "A27"]
[BlackElo "1617"]
[PlyCount "79"]
[EventDate "2021.06.02"]
[EventType "tourn"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. Nf3 f5 4. d3 Nf6 5. g3 d5 6. cxd5 Nxd5 7. Bg2 Be7 8. Nxe5 Nxc3 9. Nxc6 Nxd1 10. Nxd8 Nxf2 11. Kxf2 Bxd8 12. Bf4 c6 13. Be5 Bb6+ 14. d4 0-0 15. e3 Be6 16. Rhd1 Rfd8 17. b3 Rac8 18. Rac1 Bd5 19. Bxd5+ Rxd5 20. Kg2 Bc7 21. Bxc7 Rxc7 22. Kf3 Rcd7 23. Ke2 Kf7 24. Rc3 g5 25. Rf1 Kg6 26. Rc5 h5 27. Rxd5 Rxd5 28. Rc1 Kf6 29. h4 g4 30. Kd3 Ke6 31. a4 a5 32. Re1 Kf6 33. e4 fxe4+ 34. Rxe4 Rf5 35. Re3 b5 36. Ke4 bxa4 37. bxa4 c5 38. dxc5 Rxc5 39. Kd4 Rf5 40. Rf3 0-1

[Event "Araruama op 1st"]
[Site "Araruama"]
[Date "2021.06.04"]
[Round "2"]
[White "De Oliveira, Carlos Frederico B"]
[Black "Da Matta, Eduardo Cesar"]
[Result "1/2-1/2"]
[ECO "A37"]
[WhiteElo "1617"]
[BlackElo "2018"]
[PlyCount "79"]
[EventDate "2021.06.02"]
[EventType "tourn"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 d6 6. 0-0 e5 7. a3 a5 8. d3 Nge7 9. Re1 0-0 10. e3 h6 11. Nb5 Be6 12. Qc2 Rc8 13. Bd2 d5 14. cxd5 Nxd5 15. Nc3 Nde7 16. Rac1 Qd7 17. Na4 Qc7 18. Nxc5 Bg4 19. Qa4 Bxf3 20. Bxf3 Rfd8 21. Be2 b6 22. Nb3 Qb7 23. Red1 Kh7 24. Bc3 Rd7 25. Bf3 Nd5 26. Be1 Rcc7 27. Bg2 f5 28. Qb5 Na7 29. Rxc7 Qxc7 30. Qc4 Qxc4 31. dxc4 Nf6 32. Rxd7 Nxd7 33. Bc3 Nc8 34. h4 Nd6 35. c5 bxc5 36. Nxa5 Nb6 37. b4 cxb4 38. axb4 g5 39. hxg5 hxg5 40. Nc6 1/2-1/2

[Event "Araruama op 1st"]
[Site "Araruama"]
[Date "2021.06.04"]
[Round "3"]
[White "Souza, Ramon Santana De"]
[Black "De Oliveira, Carlos Frederico B"]
[Result "1-0"]
[ECO "C29"]
[WhiteElo "1819"]
[BlackElo "1617"]
[PlyCount "31"]
[EventDate "2021.06.02"]
[EventType "tourn"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nf6 3. f4 d5 4. fxe5 Nxe4 5. Qf3 Nxc3 6. dxc3 Bc5 7. Qg3 Bf8 8. Nf3 Bf5 9. Nd4 Bg6 10. Bd3 Be7 11. 0-0 Bxd3 12. cxd3 Bf8 13. Bg5 Qd7 14. e6 fxe6 15. Rae1 Qd6 16. Rxe6+ 1-0

[Event "Taubate op"]
[Site "Taubate"]
[Date "2020.11.02"]
[Round "5"]
[White "Rodolpho Filho, Joao"]
[Black "De Oliveira, Carlos Frederico B"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1376"]
[BlackElo "1625"]
[PlyCount "58"]
[EventDate "2020.10.31"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Bc4 Nf6 5. Nf3 Bg4 6. 0-0 e6 7. d3 c6 8. Bd2 Qc7 9. h3 Bh5 10. g4 Nxg4 11. hxg4 Bxg4 12. Kg2 Nd7 13. d4 0-0-0 14. Qc1 Bd6 15. Ne4 Nf6 16. Nxd6+ Qxd6 17. Bf4 Bxf3+ 18. Kxf3 Qxd4 19. Qe3 Qxc4 20. Qe5 Qd5+ 21. Kg3 Qxe5 22. Bxe5 Rd2 23. c4 Rhd8 24. b3 Re2 25. Bxf6 gxf6 26. Kf3 Rdd2 27. a3 Ra2 28. b4 Rxa1 29. Kxe2 Rxf1 0-1

[Event "Taubate op"]
[Site "Taubate"]
[Date "2020.11.02"]
[Round "6"]
[White "Rodrigues, Nei Jorge"]
[Black "De Oliveira, Carlos Frederico B"]
[Result "1-0"]
[ECO "A12"]
[WhiteElo "1882"]
[BlackElo "1625"]
[PlyCount "45"]
[EventDate "2020.10.31"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 c6 3. b3 Bg4 4. e3 Nd7 5. Be2 e5 6. cxd5 cxd5 7. Bb2 Bd6 8. h3 Bh5 9. Nc3 Ngf6 10. d3 a6 11. a3 b5 12. g4 Bg6 13. g5 Nh5 14. Nxd5 0-0 15. Nc3 f5 16. h4 Qb6 17. d4 f4 18. e4 Bf7 19. b4 Bc4 20. Bxc4+ bxc4 21. Nd5 Qd8 22. dxe5 Bb8 23. e6 1-0

[Event "Taubate op"]
[Site "Taubate"]
[Date "2020.11.01"]
[Round "4"]
[White "De Oliveira, Carlos Frederico B"]
[Black "De Oliveira, John Richard Aparec"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "1625"]
[BlackElo "1459"]
[PlyCount "55"]
[EventDate "2020.10.31"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Bd6 5. Bd3 Nf6 6. 0-0 0-0 7. h3 c6 8. c3 Qc7 9. Qc2 Bf4 10. Bxf4 Qxf4 11. Qd2 Qd6 12. Re1 Be6 13. Qc2 Nbd7 14. Nbd2 Rfe8 15. Ne5 Nf8 16. Ndf3 N6d7 17. Ng5 g6 18. Ngf3 f6 19. Nxd7 Qxd7 20. Qd2 Kg7 21. Re3 Bf5 22. Rae1 Bxd3 23. Qxd3 Rxe3 24. Qxe3 Kf7 25. g3 Re8 26. Qxe8+ Qxe8 27. Rxe8 Kxe8 28. Kf1 1/2-1/2

[Event "Taubate op"]
[Site "Taubate"]
[Date "2020.11.01"]
[Round "3"]
[White "De Oliveira, Carlos Frederico B"]
[Black "Vieira, Jose Renato Braga S"]
[Result "0-1"]
[ECO "A52"]
[WhiteElo "1625"]
[BlackElo "1900"]
[PlyCount "36"]
[EventDate "2020.10.31"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]

1. c4 Nf6 2. d4 e5 3. dxe5 Ng4 4. Nf3 Bc5 5. e3 Nc6 6. a3 a5 7. Be2 0-0 8. 0-0 Ngxe5 9. Nxe5 Nxe5 10. Nd2 Ra6 11. Nf3 Qe7 12. b3 Rg6 13. Bb2 d6 14. Nxe5 dxe5 15. Re1 Rd8 16. Qc2 Qg5 17. Bf1 Bf5 18. e4 Rd2 0-1

[Event "Taubate op"]
[Site "Taubate"]
[Date "2020.10.31"]
[Round "2"]
[White "Silva, Caio Henrique Angel"]
[Black "De Oliveira, Carlos Frederico B"]
[Result "1/2-1/2"]
[ECO "D78"]
[BlackElo "1625"]
[PlyCount "116"]
[EventDate "2020.10.31"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. g3 d5 4. Bg2 Bg7 5. 0-0 0-0 6. c4 c6 7. b3 Re8 8. Bb2 Ne4 9. Nbd2 Nxd2 10. Qxd2 Nd7 11. Rfd1 Nf6 12. e3 e6 13. h3 Ne4 14. Qe2 Qe7 15. a4 Rd8 16. Ba3 Qe8 17. Rdc1 Bd7 18. Ne5 f6 19. Nxd7 Rxd7 20. b4 Nd6 21. c5 Nc4 22. Bb2 e5 23. Bc3 b6 24. h4 f5 25. dxe5 Bxe5 26. Bxe5 Qxe5 27. Rab1 bxc5 28. Rxc4 dxc4 29. Bxc6 Rad8 30. Bxd7 Rxd7 31. Qxc4+ Qd5 32. Qxc5 Qxc5 33. bxc5 Rc7 34. Rb8+ Kf7 35. c6 Ke6 36. Rb7 Kd6 37. Kg2 Kxc6 38. Rxc7+ Kxc7 39. Kf3 Kb6 40. Kf4 Ka5 41. Kg5 Kxa4 42. Kh6 a5 43. Kxh7 Kb3 44. Kxg6 a4 45. Kxf5 a3 46. h5 a2 47. h6 a1Q 48. g4 Qh8 49. g5 Qf8+ 50. Kg4 Qc8+ 51. Kh4 Kc4 52. g6 Qd8+ 53. Kh5 Qd5+ 54. Kg4 Qe6+ 55. Kg5 Qe5+ 56. Kg4 Qe6+ 57. Kg5 Qe5+ 58. Kg4 Qe6+ 1/2-1/2

[Event "Varginha Mineiro-ch"]
[Site "Varginha"]
[Date "2020.09.07"]
[Round "7"]
[White "De Oliveira, Carlos Frederico B"]
[Black "Resende, Carlos Alberto Fig"]
[Result "1-0"]
[ECO "C68"]
[WhiteElo "1603"]
[BlackElo "1981"]
[PlyCount "51"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. h3 Bd6 6. 0-0 Nf6 7. d4 Qe7 8. Bg5 h6 9. Bh4 g5 10. Bg3 Nxe4 11. Bxe5 Bxe5 12. Nxe5 Be6 13. Re1 Nf6 14. Qe2 Rg8 15. c4 g4 16. hxg4 Rd8 17. f3 h5 18. Nc3 hxg4 19. fxg4 Rxd4 20. g5 Ng4 21. Nxg4 Rxg4 22. Qxg4 Bxg4 23. Rxe7+ Kxe7 24. Re1+ Kd8 25. Ne4 b6 26. Nf6 1-0

[Event "Varginha Mineiro-ch"]
[Site "Varginha"]
[Date "2020.09.06"]
[Round "4"]
[White "De Oliveira, Carlos Frederico B"]
[Black "De Souza Neto, Antonio Martins"]
[Result "0-1"]
[ECO "A34"]
[WhiteElo "1603"]
[BlackElo "1892"]
[PlyCount "36"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. c4 c5 2. Nf3 Nf6 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Nc6 6. Nc3 Nc7 7. 0-0 e5 8. d3 Be7 9. a3 Rb8 10. e3 Bg4 11. Qc2 0-0 12. b3 Qd7 13. Bb2 Bf5 14. Rfd1 Be6 15. Rab1 f6 16. Ba1 Rfd8 17. Ne2 Nb5 18. a4 Na3 0-1

[Event "Varginha Mineiro-ch"]
[Site "Varginha"]
[Date "2020.09.06"]
[Round "5"]
[White "Dibai, Jerry"]
[Black "De Oliveira, Carlos Frederico B"]
[Result "1/2-1/2"]
[ECO "A07"]
[WhiteElo "1706"]
[BlackElo "1603"]
[PlyCount "52"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nd7 3. Bg2 e5 4. d3 Ngf6 5. 0-0 Be7 6. Nbd2 0-0 7. c4 c6 8. a3 a5 9. b3 d4 10. Ng5 h6 11. Nge4 Nxe4 12. Nxe4 f5 13. Nd2 Nf6 14. Nf3 Qc7 15. e3 c5 16. exd4 exd4 17. Bf4 Bd6 18. Bxd6 Qxd6 19. Re1 Rb8 20. Qd2 b6 21. Ne5 Bb7 22. Bxb7 Rxb7 23. Qf4 Ng4 24. h3 Nxe5 25. Qxe5 Qxe5 26. Rxe5 Rf6 1/2-1/2

[Event "Varginha Mineiro-ch"]
[Site "Varginha"]
[Date "2020.09.05"]
[Round "2"]
[White "De Oliveira, Carlos Frederico B"]
[Black "Mota, Nataniel Julio Pere"]
[Result "1/2-1/2"]
[ECO "A12"]
[WhiteElo "1603"]
[BlackElo "1964"]
[PlyCount "87"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. c4 c6 2. d4 d5 3. e3 Nf6 4. Nf3 Bg4 5. Nbd2 Nbd7 6. Be2 e6 7. b3 Bd6 8. 0-0 0-0 9. Bb2 Qe7 10. Rc1 Ne4 11. Ne5 Bxe2 12. Qxe2 Nxd2 13. Qxd2 Nxe5 14. dxe5 Bb4 15. Qe2 Rad8 16. Rfd1 Rd7 17. cxd5 Rxd5 18. Rxd5 exd5 19. Qg4 Ba3 20. Qd4 Bxb2 21. Qxb2 Re8 22. f4 f6 23. Qd4 a6 24. exf6 Qxe3+ 25. Qxe3 Rxe3 26. fxg7 Re2 27. a4 Kxg7 28. Rc3 Kf6 29. g4 Re4 30. Rf3 c5 31. Kg2 b5 32. axb5 axb5 33. Kg3 c4 34. h4 b4 35. f5 h6 36. g5+ hxg5 37. hxg5+ Kxg5 38. f6 Re8 39. f7 Rf8 40. bxc4 dxc4 41. Rf4 b3 42. Rxc4 Rb8 43. f8Q Rxf8 44. Rb4 1/2-1/2

[Event "Varginha Mineiro-ch"]
[Site "Varginha"]
[Date "2020.09.05"]
[Round "3"]
[White "Zambotti, Eduardo Lopes"]
[Black "De Oliveira, Carlos Frederico B"]
[Result "1-0"]
[ECO "A21"]
[WhiteElo "1879"]
[BlackElo "1603"]
[PlyCount "99"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 d6 3. g3 f5 4. Bg2 Nf6 5. e3 Be7 6. Nge2 c6 7. d4 Be6 8. b3 Bf7 9. dxe5 dxe5 10. Qxd8+ Bxd8 11. 0-0 0-0 12. Bb2 Bc7 13. Rad1 Nbd7 14. e4 g6 15. Ba3 Rfe8 16. Bd6 Bxd6 17. Rxd6 Re6 18. Rfd1 Rxd6 19. Rxd6 Re8 20. f3 Kf8 21. exf5 gxf5 22. Bh3 Ke7 23. Rd1 Be6 24. Bg2 Rd8 25. Nc1 Nc5 26. Rxd8 Kxd8 27. Kf2 a5 28. Ke3 Ke7 29. Nd3 Nxd3 30. Kxd3 Kd6 31. a3 Bd7 32. b4 axb4 33. axb4 b5 34. cxb5 cxb5 35. Bf1 Nd5 36. Nxd5 Kxd5 37. Ke3 h5 38. Be2 Be8 39. h3 Ke6 40. f4 Kd5 41. h4 Ke6 42. fxe5 Kxe5 43. Bf3 Kf6 44. Kf4 Kg6 45. Ke5 Bf7 46. Be2 Be8 47. Bd3 Bd7 48. Bb1 Bc8 49. Bc2 Bd7 50. Bd3 1-0

[Event "Caxambu op"]
[Site "Caxambu"]
[Date "2020.03.08"]
[Round "5"]
[White "De Oliveira, Carlos Frederico B"]
[Black "Simas, Breno Matos"]
[Result "1/2-1/2"]
[ECO "D94"]
[WhiteElo "1592"]
[BlackElo "1674"]
[PlyCount "46"]
[EventDate "2020.03.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. e3 Bg7 5. h3 0-0 6. Nf3 c5 7. dxc5 dxc4 8. Qxd8 Rxd8 9. Bxc4 Nbd7 10. 0-0 Nxc5 11. Bd2 Nfe4 12. Rfd1 Nxd2 13. Rxd2 Rxd2 14. Nxd2 Bxc3 15. bxc3 Bf5 16. Be2 Rc8 17. Rc1 Nd3 18. Bxd3 Bxd3 19. Nf3 b5 20. Ne5 Bc4 21. Nxc4 Rxc4 22. Kf1 b4 23. Ke2 bxc3 1/2-1/2

[Event "Caxambu op"]
[Site "Caxambu"]
[Date "2020.03.08"]
[Round "6"]
[White "Marques, Ubiratan de Azevedo"]
[Black "De Oliveira, Carlos Frederico B"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1691"]
[BlackElo "1592"]
[PlyCount "24"]
[EventDate "2020.03.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 g6 3. Nf3 Bg7 4. c3 0-0 5. h3 d5 6. Nbd2 Nbd7 7. e3 c5 8. Ne5 Qb6 9. Qc2 Nh5 10. Nxd7 Bxd7 11. Bh2 Rac8 12. Qb3 Qxb3 0-1

[Event "Caxambu op"]
[Site "Caxambu"]
[Date "2020.03.07"]
[Round "3"]
[White "De Oliveira, Carlos Frederico B"]
[Black "Sampaio, Andre Luiz"]
[Result "1/2-1/2"]
[ECO "A39"]
[WhiteElo "1592"]
[BlackElo "1725"]
[PlyCount "67"]
[EventDate "2020.03.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. Nf3 cxd4 4. Nxd4 g6 5. g3 Bg7 6. Bg2 0-0 7. 0-0 Nc6 8. e3 a6 9. Nc3 Qc7 10. a3 Nxd4 11. Qxd4 d6 12. Qd3 Be6 13. Nd5 Bxd5 14. cxd5 Rac8 15. Bd2 Ng4 16. Rac1 Qb6 17. b4 Ne5 18. Qb3 Qb5 19. Rxc8 Rxc8 20. Rc1 Rxc1+ 21. Bxc1 Qe2 22. Bf1 Qe1 23. Qc2 h5 24. h4 Kh7 25. Kg2 Ng4 26. Qd2 Qxd2 27. Bxd2 Bb2 28. a4 Nf6 29. Bc4 Ne4 30. Be1 Kg7 31. f3 Nc3 32. b5 axb5 33. Bxb5 Kf6 34. e4 1/2-1/2

[Event "Caxambu op"]
[Site "Caxambu"]
[Date "2020.03.07"]
[Round "4"]
[White "Lapertosa Viana, Julio"]
[Black "De Oliveira, Carlos Frederico B"]
[Result "1-0"]
[ECO "D92"]
[WhiteElo "2025"]
[BlackElo "1592"]
[PlyCount "101"]
[EventDate "2020.03.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d5 5. Bf4 a6 6. e3 0-0 7. h3 e6 8. Be2 Nbd7 9. 0-0 dxc4 10. Bxc4 c5 11. Bd6 Re8 12. dxc5 Nb8 13. Qd2 Nc6 14. Rfd1 Bf8 15. a3 Bg7 16. Rab1 h6 17. b4 Ne7 18. Qe2 Bd7 19. Qc2 Qc8 20. Qb3 Nf5 21. Be5 Bc6 22. Nd4 Nxd4 23. Rxd4 Rd8 24. Rbd1 Rxd4 25. Rxd4 Ne8 26. Bxg7 Kxg7 27. e4 Nc7 28. a4 Qe8 29. Rd6 Qe7 30. Qd1 Qf6 31. Qd4 Qxd4 32. Rxd4 Kf6 33. f3 Ke7 34. Kf2 Rd8 35. Ke3 Rxd4 36. Kxd4 Ne8 37. b5 axb5 38. axb5 Bd7 39. e5 Kd8 40. Ne4 Kc7 41. f4 Bc8 42. g4 Bd7 43. h4 Bc8 44. Nd6 Nxd6 45. exd6+ Kd8 46. c6 bxc6 47. bxc6 f6 48. g5 hxg5 49. hxg5 e5+ 50. fxe5 fxe5+ 51. Kxe5 1-0

[Event "Caxambu op"]
[Site "Caxambu"]
[Date "2020.03.06"]
[Round "2"]
[White "De Freitas, Isabella Ribeiro Co"]
[Black "De Oliveira, Carlos Frederico B"]
[Result "1-0"]
[ECO "A22"]
[WhiteElo "1755"]
[BlackElo "1592"]
[PlyCount "95"]
[EventDate "2020.03.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 d5 4. cxd5 Nxd5 5. Bg2 c6 6. Nf3 Bd6 7. b3 0-0 8. Bb2 Re8 9. Qc2 Nf6 10. 0-0 Nbd7 11. Rfd1 Qe7 12. Ng5 Ba3 13. Bxa3 Qxa3 14. d4 exd4 15. Rxd4 Qc5 16. Qd2 Nf8 17. Nce4 Nxe4 18. Nxe4 Qe5 19. Rd1 Ne6 20. Rd3 Nc5 21. Re3 Rf8 22. Nd6 Qg5 23. Nxf7 Qg6 24. Nd6 Bf5 25. Qd4 Ne6 26. Qc4 Rad8 27. Rf3 Kh8 28. Rxf5 Rxf5 29. Be4 Rdf8 30. Nxf5 Qf6 31. Rd6 Qa1+ 32. Kg2 Ng5 33. Qd4 Qxd4 34. Rxd4 h6 35. Bd3 Ne6 36. Rg4 g5 37. Ne7 Kg7 38. Nf5+ Kf6 39. Nxh6 Nc5 40. Bc2 Rd8 41. Rc4 Ne6 42. Ng4+ Kg7 43. e3 Rd2 44. Ne5 Kf6 45. Nf3 Rd8 46. h4 gxh4 47. Rxh4 Rg8 48. Rh6+ 1-0

[Event "Pocos de Caldas op"]
[Site "Pocos de Caldas"]
[Date "2018.03.04"]
[Round "6"]
[White "De Oliveira, Carlos Frederico B"]
[Black "Mendes, Rodrigo Machado"]
[Result "1/2-1/2"]
[ECO "D30"]
[WhiteElo "1561"]
[BlackElo "1974"]
[PlyCount "175"]
[EventDate "2018.03.02"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]

1. c4 Nf6 2. d4 e6 3. Nf3 d5 4. e3 Bb4+ 5. Bd2 Be7 6. Bd3 Ne4 7. Ne5 Nxd2 8. Nxd2 Nd7 9. Ndf3 Bb4+ 10. Ke2 dxc4 11. Bxc4 Nxe5 12. Nxe5 0-0 13. a3 Bd6 14. Nf3 b6 15. Re1 Bb7 16. Kf1 Qf6 17. Be2 Qh6 18. h3 Rad8 19. Qa4 Qg6 20. Rac1 a5 21. Qc2 Be4 22. Qb3 Rfe8 23. Qb5 e5 24. Nh4 Qf6 25. Nf3 exd4 26. Nxd4 Re5 27. Qa4 Rg5 28. Bf3 Bd3+ 29. Be2 Be4 30. Bf3 Bxf3 31. Nxf3 Rg6 32. Qc2 Qe7 33. Red1 h6 34. Rd4 Qe8 35. Qa4 Qe6 36. Re4 Qf6 37. Re8+ Rxe8 38. Qxe8+ Kh7 39. Qb5 Qe7 40. Qd3 Kg8 41. Rc4 Qd7 42. Ne5 Qb5 43. Nxg6 fxg6 44. Qe2 Be5 45. Rc2 Qd7 46. Rd2 Qf5 47. Qc4+ Kh7 48. Qc2 Qf6 49. b3 Bd6 50. a4 Qa1+ 51. Qd1 Qe5 52. Rd4 h5 53. Qf3 Qc5 54. Rc4 Qa3 55. Qd1 Qb2 56. Qc2 Qa1+ 57. Qc1 Qe5 58. Qb1 Qh2 59. Qe4 Qh1+ 60. Ke2 Qa1 61. Qd3 Qb2+ 62. Qc2 Qe5 63. g3 Qe6 64. h4 Qe5 65. Qc3 Qf5 66. Qd3 Qf6 67. Re4 Qa1 68. Kf3 Qh1+ 69. Ke2 Qg2 70. Re8 Bxg3 71. Rf8 Bxh4 72. Qc4 Bf6 73. Qg8+ Kh6 74. Qc4 Qh2 75. Rh8+ Kg5 76. Qd5+ Kh4 77. Re8 g5 78. Re4+ g4 79. Rc4 Qe5 80. Qh1+ Kg5 81. f4+ gxf3+ 82. Qxf3 Qh2+ 83. Kf1 Be5 84. Qg2+ Qxg2+ 85. Kxg2 h4 86. Kh3 Bg3 87. Rg4+ Kf6 88. Rd4 1/2-1/2

[Event "Pocos de Caldas op"]
[Site "Pocos de Caldas"]
[Date "2018.03.04"]
[Round "5"]
[White "Zambotti, Eduardo Lopes"]
[Black "De Oliveira, Carlos Frederico B"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1858"]
[BlackElo "1561"]
[PlyCount "62"]
[EventDate "2018.03.02"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 c6 5. Nf3 Nf6 6. Bd3 Bg4 7. h3 Bh5 8. 0-0 Qc7 9. Re1 e6 10. a3 Be7 11. Ne4 Nxe4 12. Bxe4 0-0 13. c3 Nd7 14. g4 Bg6 15. Bxg6 hxg6 16. Ne5 Nxe5 17. dxe5 Rad8 18. Qe2 Rd7 19. f4 Bc5+ 20. Kg2 a5 21. b4 axb4 22. axb4 Be7 23. Be3 Rfd8 24. Red1 c5 25. b5 c4 26. Rxd7 Rxd7 27. Bd4 Rd5 28. b6 Qc6 29. Kg3 Rb5 30. Ra8+ Kh7 31. Qf3 Bh4+ 0-1

[Event "Pocos de Caldas op"]
[Site "Pocos de Caldas"]
[Date "2018.03.03"]
[Round "3"]
[White "Bonvini, Alberto Tonhati"]
[Black "De Oliveira, Carlos Frederico B"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1948"]
[BlackElo "1561"]
[PlyCount "123"]
[EventDate "2018.03.02"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 c6 5. Nf3 Bg4 6. Be2 Nf6 7. 0-0 e6 8. h3 Bh5 9. Ne5 Bxe2 10. Qxe2 Be7 11. Bf4 Qb6 12. Qc4 0-0 13. Rfe1 Nd5 14. Bd2 Qa6 15. Qb3 Qb6 16. Nxd5 cxd5 17. Qxb6 axb6 18. a3 Nc6 19. Nf3 b5 20. c3 Na5 21. Rad1 Nc4 22. Bc1 Bf6 23. Re2 h6 24. Nh2 Be7 25. Ng4 Bd6 26. Ne3 Be7 27. Nxd5 Bxa3 28. Nc7 Rac8 29. Nxb5 Be7 30. b3 Na5 31. Rb2 Rfd8 32. Be3 Bf6 33. c4 Nc6 34. c5 Ra8 35. Nd6 Rd7 36. Rbd2 Nb4 37. Nc4 Nd5 38. Rb1 Nc3 39. Rc1 Nd5 40. b4 Bd8 41. b5 Nb4 42. Ne5 Rc7 43. Nd3 Nd5 44. Nf4 Rcc8 45. Nxd5 exd5 46. b6 Bxb6 47. Rb2 Bd8 48. Rxb7 Rc7 49. Rcb1 Rac8 50. g3 Kf8 51. Kg2 Bf6 52. R7b6 Rc6 53. R6b4 Ke8 54. Bf4 g5 55. Be3 Kd7 56. f4 gxf4 57. Bxf4 Bg5 58. Bd6 Be7 59. Rb7+ R6c7 60. Bxc7 Rxc7 61. Rxc7+ Kxc7 62. Rb6 1-0

[Event "Pocos de Caldas op"]
[Site "Pocos de Caldas"]
[Date "2018.03.03"]
[Round "4"]
[White "De Oliveira, Carlos Frederico B"]
[Black "Borin, Ivan"]
[Result "1/2-1/2"]
[ECO "D45"]
[WhiteElo "1561"]
[BlackElo "1440"]
[PlyCount "43"]
[EventDate "2018.03.02"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]

1. c4 c6 2. Nf3 Nf6 3. d4 d5 4. e3 e6 5. Nc3 Be7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 Nbd7 9. a3 a6 10. 0-0 c5 11. dxc5 Bxc5 12. b4 Be7 13. Bb2 Bb7 14. Qe2 0-0 15. Rfd1 Nd5 16. Nxd5 Bxd5 17. Rac1 Bf6 18. Bxf6 Nxf6 19. Bb1 Qe7 20. Ba2 Rac8 21. Bxd5 Nxd5 22. Qb2 1/2-1/2

[Event "Pocos de Caldas op"]
[Site "Pocos de Caldas"]
[Date "2018.03.02"]
[Round "2"]
[White "De Oliveira, Carlos Frederico B"]
[Black "Lage, Pedro Ferreira"]
[Result "1/2-1/2"]
[ECO "D10"]
[WhiteElo "1561"]
[BlackElo "1912"]
[PlyCount "41"]
[EventDate "2018.03.02"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]

1. c4 c6 2. Nf3 d5 3. cxd5 cxd5 4. d4 Nc6 5. Bf4 Qb6 6. Qd2 Nf6 7. Nc3 Ne4 8. Qc1 Nxc3 9. bxc3 Bf5 10. Nh4 Bd7 11. e3 e6 12. Bd3 Be7 13. Nf3 Qa5 14. 0-0 b5 15. e4 dxe4 16. Bxe4 Rc8 17. c4 bxc4 18. Qxc4 Nb4 19. Qb3 Ba4 20. Qb2 Nd5 21. Bd2 1/2-1/2

[Event "Curitiba op"]
[Site "Curitiba"]
[Date "2018.02.25"]
[Round "6"]
[White "De Oliveira, Carlos Frederico B"]
[Black "Chang, Suzana"]
[Result "0-1"]
[ECO "E97"]
[WhiteElo "1580"]
[BlackElo "2051"]
[PlyCount "50"]
[EventDate "2018.02.23"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]

1. c4 Nf6 2. d4 g6 3. Nf3 Bg7 4. Nc3 0-0 5. e4 d6 6. Be2 e5 7. 0-0 Nc6 8. dxe5 dxe5 9. h3 Nd4 10. Bg5 h6 11. Bh4 Re8 12. Nd5 c6 13. Nxf6+ Bxf6 14. Bxf6 Qxf6 15. Re1 Rd8 16. Qc1 Kg7 17. Qc3 Be6 18. b3 Rd7 19. Kf1 Rad8 20. Rad1 c5 21. Rc1 Qf4 22. Bd1 Nxf3 23. Bxf3 Rd3 24. Qa1 Rxf3 25. gxf3 Bxh3+ 0-1

[Event "Curitiba op"]
[Site "Curitiba"]
[Date "2018.02.24"]
[Round "4"]
[White "De Oliveira, Carlos Frederico B"]
[Black "Salustiano, Murilo Gimenez"]
[Result "1/2-1/2"]
[ECO "A22"]
[WhiteElo "1580"]
[BlackElo "1923"]
[PlyCount "34"]
[EventDate "2018.02.23"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Nxc3 6. bxc3 Bd6 7. d3 0-0 8. e3 c5 9. Ne2 Qc7 10. 0-0 Nc6 11. Ba3 Be6 12. d4 cxd4 13. Bxd6 Qxd6 14. cxd4 exd4 15. Nxd4 Nxd4 16. Qxd4 Qxd4 17. exd4 Rad8 1/2-1/2

[Event "Florianopolis op 4th"]
[Site "Florianopolis"]
[Date "2018.01.24"]
[Round "8"]
[White "De Oliveira, Carlos Frederico B"]
[Black "Do Prado, Matheus Correa"]
[Result "0-1"]
[ECO "E68"]
[WhiteElo "1580"]
[BlackElo "2132"]
[PlyCount "82"]
[EventDate "2018.01.19"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 0-0 5. Bg2 d6 6. Nc3 c6 7. 0-0 Nbd7 8. e4 e5 9. dxe5 dxe5 10. Qc2 Qc7 11. b4 Re8 12. Bb2 Nb6 13. Ne2 Bg4 14. c5 Nbd7 15. h3 Bxf3 16. Bxf3 Nf8 17. Rad1 a5 18. a3 axb4 19. axb4 Red8 20. Rxd8 Rxd8 21. Rd1 Rxd1+ 22. Qxd1 Ne6 23. Qa1 Nd7 24. h4 b6 25. cxb6 Qxb6 26. Bc3 Nd4 27. Kg2 Nf8 28. Qa5 Qb7 29. Nc1 Qd7 30. Qa6 Nxf3 31. Kxf3 Qd1+ 32. Ne2 Ne6 33. Kg2 Qc2 34. Ba1 Qxe4+ 35. Kh2 Qxb4 36. Qa8+ Bf8 37. Bc3 Qe4 38. Qa6 Nd4 39. Bxd4 exd4 40. Qc4 c5 41. Nc3 Qc2 0-1

[Event "Florianopolis op 4th"]
[Site "Florianopolis"]
[Date "2018.01.22"]
[Round "6"]
[White "De Oliveira, Carlos Frederico B"]
[Black "Guimaraes, Lucas dos S Peixoto"]
[Result "0-1"]
[ECO "D30"]
[WhiteElo "1580"]
[BlackElo "2004"]
[PlyCount "42"]
[EventDate "2018.01.19"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. c4 Nf6 2. Nf3 e6 3. d4 d5 4. e3 c5 5. dxc5 Bxc5 6. cxd5 exd5 7. Bb5+ Nc6 8. 0-0 0-0 9. h3 Bf5 10. a3 a6 11. Bd3 Ne4 12. b4 Bb6 13. Bb2 Re8 14. Nc3 Bc7 15. Re1 Qd6 16. Bf1 Ne5 17. g3 Nxf2 18. Qxd5 Nxf3+ 19. Qxf3 Nxh3+ 20. Kg2 Ng5 21. Qf4 Qc6+ 0-1

[Event "Florianopolis op 4th"]
[Site "Florianopolis"]
[Date "2018.01.22"]
[Round "5"]
[White "De Oliveira, Luca Manoel"]
[Black "De Oliveira, Carlos Frederico B"]
[Result "0-1"]
[ECO "B01"]
[BlackElo "1580"]
[PlyCount "136"]
[EventDate "2018.01.19"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 c6 5. Nf3 Bg4 6. h3 Bh5 7. Be2 Nf6 8. 0-0 e6 9. Bd2 Qc7 10. Ne5 Bxe2 11. Qxe2 Be7 12. Rfe1 0-0 13. Rad1 Nbd7 14. Nf3 Rfe8 15. Qd3 Rad8 16. Bg5 Qb6 17. Bf4 Nf8 18. Be3 Qa5 19. a3 a6 20. Qc4 Qc7 21. Qe2 Bd6 22. Bg5 N8d7 23. Ne5 Be7 24. Nf3 Qa5 25. Ne4 Nxe4 26. Bxe7 Nc3 27. bxc3 Rxe7 28. Rb1 b5 29. Rb3 Qc7 30. Qe4 Nf6 31. Qh4 h6 32. Ne5 c5 33. dxc5 Qxc5 34. Qb4 Rc7 35. Qxc5 Rxc5 36. Re3 Rdc8 37. c4 bxc4 38. Rb7 R5c7 39. Rb6 Nd5 40. Rxa6 Nxe3 41. fxe3 Rc5 42. Nf3 Rb8 43. Nd4 Rb1+ 44. Kf2 Rb2 45. Ra8+ Kh7 46. Kf3 e5 47. Ne2 Rxc2 48. Ra7 f6 49. Ng3 Rc8 50. Nf5 Rg8 51. Ne7 Re8 52. Nf5 Kg6 53. Nxg7 Rg8 54. Ne6 Kf5 55. Nc5 Rgxg2 56. e4+ Kg6 57. Ne6 Rgd2 58. Kg4 Rg2+ 59. Kh4 f5 60. Nf8+ Kf6 61. Nh7+ Ke6 62. Ra6+ Kf7 63. Ra7+ Ke6 64. Ra6+ Ke7 65. exf5 Rcf2 66. f6+ Kf7 67. Ra7+ Kg8 68. f7+ Rxf7 0-1

[Event "Florianopolis op 4th"]
[Site "Florianopolis"]
[Date "2018.01.21"]
[Round "4"]
[White "De Oliveira, Carlos Frederico B"]
[Black "Pereira, Geanfrancesco"]
[Result "0-1"]
[ECO "A85"]
[WhiteElo "1580"]
[BlackElo "2006"]
[PlyCount "46"]
[EventDate "2018.01.19"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 c6 3. c4 e6 4. e3 f5 5. Ne5 Nf6 6. Nc3 Bb4 7. Bd2 0-0 8. Bd3 Qe8 9. 0-0 Kh8 10. f4 Bxc3 11. Bxc3 b6 12. Bb4 Rg8 13. a4 g5 14. fxg5 Rxg5 15. Bd6 Nbd7 16. Qf3 Ng4 17. Qf4 h6 18. Nxg4 fxg4 19. e4 e5 20. dxe5 dxc4 21. Bxc4 Nxe5 22. Qxg5 hxg5 23. Rf8+ Qxf8 0-1

[Event "Florianopolis op 4th"]
[Site "Florianopolis"]
[Date "2018.01.20"]
[Round "3"]
[White "Araujo, Karla Priscilla Car"]
[Black "De Oliveira, Carlos Frederico B"]
[Result "0-1"]
[ECO "C02"]
[BlackElo "1580"]
[PlyCount "94"]
[EventDate "2018.01.19"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. e4 d5 2. e5 e6 3. d4 c5 4. Nf3 cxd4 5. Nxd4 h6 6. c4 dxc4 7. Qa4+ Bd7 8. Qxc4 Qa5+ 9. Bd2 Qxe5+ 10. Be2 Qc5 11. Qd3 Bc6 12. 0-0 Nf6 13. Rc1 Qd6 14. Nc3 a6 15. g3 e5 16. Nxc6 Qxd3 17. Bxd3 Nxc6 18. Ne4 0-0-0 19. Nxf6 Rxd3 20. Ne4 f5 21. Bc3 fxe4 22. Bxe5 Rg8 23. a4 Bd6 24. Bc3 Kb8 25. Rab1 Bb4 26. Bxb4 Nxb4 27. Rc4 Nc6 28. Rxe4 Rd4 29. Re6 Rxa4 30. Rd1 Rd4 31. Rde1 Rd2 32. b3 Nd4 33. Re7 Nf3+ 34. Kh1 Nxe1 35. Rxe1 Rxf2 36. Kg1 Rgf8 37. b4 R8f7 38. Re8+ Kc7 39. Re1 Rf1+ 40. Rxf1 Rxf1+ 41. Kxf1 Kb6 42. Ke2 Kb5 43. Kd3 Kxb4 44. Kc2 a5 45. h4 a4 46. Kb2 Kc4 47. g4 Kd4 0-1

[Event "Florianopolis op 4th"]
[Site "Florianopolis"]
[Date "2018.01.20"]
[Round "2"]
[White "De Oliveira, Carlos Frederico B"]
[Black "Helbing, Ivacir"]
[Result "1-0"]
[ECO "A29"]
[WhiteElo "1580"]
[PlyCount "69"]
[EventDate "2018.01.19"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 Nc6 4. Bg2 Bc5 5. d3 0-0 6. Nf3 Re8 7. 0-0 d6 8. Bg5 h6 9. Bh4 Bd4 10. Bxf6 Qxf6 11. Nd5 Qd8 12. Rb1 Bb6 13. b4 Ne7 14. Nxb6 axb6 15. a4 Ng6 16. Nd2 h5 17. h4 f5 18. e3 Qf6 19. Ra1 Ne7 20. Qxh5 g6 21. Qf3 Kg7 22. Bh3 Rh8 23. Kg2 Bd7 24. b5 c6 25. Rh1 d5 26. Qe2 Be6 27. Nf3 Nc8 28. Ng5 Nd6 29. Nxe6+ Qxe6 30. Rhc1 Qf6 31. cxd5 cxd5 32. Rc7+ Kh6 33. Qf3 e4 34. Qf4+ g5 35. hxg5+ 1-0

[Event "Florianopolis op 4th"]
[Site "Florianopolis"]
[Date "2018.01.19"]
[Round "1"]
[White "Piras, Lorenzo"]
[Black "De Oliveira, Carlos Frederico B"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1091"]
[BlackElo "1580"]
[PlyCount "43"]
[EventDate "2018.01.19"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. g3 Bf5 4. Bg2 c6 5. 0-0 e6 6. Nbd2 Bd6 7. b3 0-0 8. Bb2 Nbd7 9. e3 h6 10. c4 dxc4 11. bxc4 c5 12. Ba3 Rc8 13. Re1 Qa5 14. Qc1 Rfd8 15. e4 Nb6 16. exf5 exf5 17. Nb3 Qa4 18. dxc5 Nxc4 19. cxd6 Nxa3 20. Qd1 Nc2 21. Nbd4 Nxa1 22. Qxa4 1-0

[Event "Caioba Telecom op"]
[Site "Caioba"]
[Date "2017.10.01"]
[Round "7"]
[White "Baccarin, Natalia Viaro"]
[Black "De Oliveira, Carlos Frederico B"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1906"]
[BlackElo "1594"]
[PlyCount "41"]
[EventDate "2017.09.28"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 c6 5. Nf3 Nf6 6. Bc4 e6 7. 0-0 Bd6 8. Re1 0-0 9. Ne4 Nxe4 10. Rxe4 Nd7 11. Rh4 Be7 12. Rh3 Bf6 13. Bd3 g6 14. Bd2 Qd8 15. Bh6 Re8 16. Qd2 e5 17. Ng5 Nb6 18. dxe5 Rxe5 19. Rg3 Bf5 20. Qf4 Nd5 21. Qd2 1-0

[Event "Caioba Telecom op"]
[Site "Caioba"]
[Date "2017.10.01"]
[Round "8"]
[White "De Oliveira, Carlos Frederico B"]
[Black "Lanznaster, Rafael"]
[Result "1/2-1/2"]
[ECO "C67"]
[WhiteElo "1594"]
[PlyCount "97"]
[EventDate "2017.09.28"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. 0-0 Nxe4 5. Bxc6 dxc6 6. Re1 Bf5 7. d3 Nf6 8. Rxe5+ Be6 9. Ng5 Nd7 10. Nxe6 fxe6 11. Rxe6+ Kf7 12. Re4 Nf6 13. Re1 Qd7 14. Nd2 Bc5 15. Nf3 Ng4 16. d4 Bd6 17. Ng5+ Kg8 18. h3 Bh2+ 19. Kf1 Nf6 20. g3 h6 21. Nf3 Qxh3+ 22. Ke2 Re8+ 23. Be3 Qg2 24. Nh4 Qe4 25. Qd3 Kh7 26. Nf3 Ng4 27. Rh1 Rhf8 28. Qxe4+ Rxe4 29. Nxh2 Rxf2+ 30. Kd1 Nxe3+ 31. Kc1 Nxc2 32. Rb1 Rxd4 33. b3 Na3 34. Rb2 Rxb2 35. Kxb2 Nb5 36. Nf3 Rd3 37. Rf1 Nd4 38. Nxd4 Rxd4 39. Rf7 Rd2+ 40. Ka3 b5 41. Rxc7 Rd3 42. Rxc6 Rxg3 43. Kb4 Rg5 44. Rc7 a6 45. Rc6 h5 46. Rxa6 h4 47. Rc6 Rh5 48. Rc2 h3 49. Rh2 1/2-1/2

[Event "Caioba Telecom op"]
[Site "Caioba"]
[Date "2017.09.30"]
[Round "6"]
[White "De Oliveira, Carlos Frederico B"]
[Black "De Oliveira, Wesley Cassio"]
[Result "1-0"]
[ECO "A16"]
[WhiteElo "1594"]
[BlackElo "1773"]
[PlyCount "81"]
[EventDate "2017.09.28"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nc3 d6 5. Nf3 Nc6 6. 0-0 0-0 7. a3 a5 8. d4 e5 9. d5 Ne7 10. e4 Bd7 11. Qd3 Qc8 12. Re1 Bh3 13. Bh1 Nd7 14. Be3 Nf6 15. b4 b6 16. Rec1 axb4 17. axb4 Rxa1 18. Rxa1 Bd7 19. Bg2 Qb7 20. h3 Ra8 21. Qd1 Rxa1 22. Qxa1 b5 23. c5 Be8 24. c6 Qc8 25. Qa5 Nxc6 26. dxc6 Bxc6 27. Nd2 Qb7 28. Kh2 Ne8 29. Bf1 f5 30. Bxb5 Bxb5 31. Qxb5 Qxb5 32. Nxb5 fxe4 33. Nxe4 d5 34. Nc5 d4 35. Bd2 Kf7 36. Na6 Nd6 37. Nxd6+ cxd6 38. b5 d5 39. b6 Bf8 40. b7 Bd6 41. Bb4 1-0

[Event "Caioba Telecom op"]
[Site "Caioba"]
[Date "2017.09.30"]
[Round "5"]
[White "De Oliveira, Carlos Frederico B"]
[Black "Mesquita, Guilherme"]
[Result "0-1"]
[ECO "A34"]
[WhiteElo "1594"]
[BlackElo "1786"]
[PlyCount "70"]
[EventDate "2017.09.28"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "BRA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. c4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 0-0 5. Nc3 d5 6. cxd5 Nxd5 7. 0-0 Nxc3 8. bxc3 c5 9. Rb1 Nc6 10. Ba3 Qa5 11. Qc1 c4 12. Nh4 Qe5 13. Re1 Bf6 14. Nf3 Qa5 15. h3 Rb8 16. g4 b5 17. Bc5 Qc7 18. Qc2 Nd8 19. Be3 Ne6 20. a4 Bd7 21. axb5 Bxb5 22. Bh6 Rfd8 23. Red1 Nc5 24. Qa2 a6 25. Ne1 Rd7 26. Nf3 Rbd8 27. Be3 Ne4 28. Qc2 Nc5 29. Bxc5 Qxc5 30. Ra1 h5 31. g5 Bxg5 32. Nxg5 Qxg5 33. Ra2 e5 34. Kh1 Qf6 35. Kg1 Qf5 0-1

[Event "Caioba Telecom op"]
[Site "Caioba"]
[Date "2017.09.29"]
[Round "3"]
[White "De Oliveira, Carlos Frederico B"]
[Black "Tarachuk, Antoni Rafael"]
[Result "1-0"]
[ECO "A15"]
[WhiteElo "1594"]
[PlyCount "51"]
[EventDate "2017.09.28"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "BRA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 g6 3. b3 Bg7 4. Bb2 0-0 5. Bg2 e5 6. Bxe5 d6 7. Bb2 Bf5 8. Bxb7 Qe8 9. Bxa8 Bg4 10. Bf3 Bh5 11. Bxh5 gxh5 12. Nf3 Ng4 13. Bxg7 Kxg7 14. Qc2 h6 15. Nc3 Nc6 16. Qf5 Qe6 17. Qxh5 Nd4 18. Nxd4 Qg6 19. Qxg6+ Kxg6 20. Ndb5 Re8 21. Nxc7 Rd8 22. N3d5 Ne5 23. Nf4+ Kg5 24. h4+ Kg4 25. Ncd5 Re8 26. Ne3# 1-0

[Event "Caioba Telecom op"]
[Site "Caioba"]
[Date "2017.09.29"]
[Round "4"]
[White "Zimmermann, Kleber Renato P"]
[Black "De Oliveira, Carlos Frederico B"]
[Result "1-0"]
[ECO "D65"]
[WhiteElo "1963"]
[BlackElo "1594"]
[PlyCount "76"]
[EventDate "2017.09.28"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "BRA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 0-0 6. Nf3 a6 7. Rc1 Nbd7 8. cxd5 exd5 9. Bd3 Re8 10. 0-0 c6 11. Qc2 Nf8 12. Bxf6 Bxf6 13. b4 Bg4 14. Nd2 Bh5 15. a4 Bg6 16. Bxg6 Nxg6 17. Nf3 Qd7 18. Qb3 Red8 19. b5 axb5 20. axb5 Be7 21. Ra1 Qd6 22. Rfb1 Ra3 23. Qxa3 Qxa3 24. Rxa3 Bxa3 25. bxc6 bxc6 26. g3 h6 27. Rb6 Rc8 28. h4 f6 29. Ne1 Bf8 30. Nd3 Kf7 31. Na4 Ke8 32. Nac5 Bxc5 33. Nxc5 Nf8 34. Rb7 g5 35. h5 Rd8 36. Rc7 Rd6 37. Nb7 Re6 38. Rc8+ Kf7 1-0

[Event "Caioba Telecom op"]
[Site "Caioba"]
[Date "2017.09.28"]
[Round "2"]
[White "Deus Filho, Joaquim"]
[Black "De Oliveira, Carlos Frederico B"]
[Result "1-0"]
[ECO "A10"]
[WhiteElo "1966"]
[BlackElo "1594"]
[PlyCount "112"]
[EventDate "2017.09.28"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "BRA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. c4 d5 2. cxd5 Qxd5 3. Nc3 Qa5 4. g3 Nf6 5. Bg2 c6 6. Nf3 Bf5 7. Nh4 Bc8 8. 0-0 e5 9. d4 exd4 10. Qxd4 Be7 11. a3 Qc5 12. Qd3 0-0 13. Be3 Qd6 14. Nf5 Bxf5 15. Qxf5 Qd7 16. Qc2 Qe6 17. Rad1 Nbd7 18. Bc1 Rfd8 19. e4 Nf8 20. Rfe1 Rxd1 21. Nxd1 Qd7 22. Ne3 Ne6 23. Nf5 Bf8 24. Rd1 Qc7 25. h3 Rd8 26. Rxd8 Qxd8 27. Be3 a6 28. Kh2 Qd7 29. Qc3 c5 30. f3 b6 31. Bf1 b5 32. a4 c4 33. h4 Qd1 34. Kg2 Qd7 35. Qe5 Qc7 36. Qc3 Qd7 37. Bc1 Bc5 38. axb5 axb5 39. Nh6+ Kf8 40. Nf5 Kg8 41. Be2 Nd4 42. Nxd4 Qxd4 43. Qxd4 Bxd4 44. g4 Nd7 45. Bd1 Nc5 46. Bc2 b4 47. Kf1 Kf8 48. Ke2 Ke7 49. Be3 Bxe3 50. Kxe3 Kd6 51. Kd4 b3 52. e5+ Kc6 53. Bxh7 Na4 54. Kxc4 Nxb2+ 55. Kxb3 Nd1 56. Kc4 Ne3+ 1-0

[Event "Florianopolis op 3rd"]
[Site "Florianopolis"]
[Date "2017.01.26"]
[Round "10"]
[White "Correa, Ariane Miranda"]
[Black "De Oliveira, Carlos Frederico B"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "1830"]
[BlackElo "1580"]
[PlyCount "108"]
[EventDate "2017.01.20"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 176 Extra"]
[Source "ChessBase"]
[SourceDate "2017.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2017.03.02"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 c6 5. Bc4 Bf5 6. Nf3 Nf6 7. Bd2 Qc7 8. Qe2 e6 9. h3 Be7 10. 0-0-0 Nbd7 11. Kb1 0-0-0 12. g4 Bg6 13. Nh4 Nb6 14. Nxg6 hxg6 15. Be3 Nxc4 16. Qxc4 Nd5 17. Ne2 Rh7 18. Qa4 Kb8 19. c4 Nxe3 20. fxe3 Rdh8 21. Rhf1 Bg5 22. d5 exd5 23. cxd5 Rd8 24. dxc6 Rxd1+ 25. Rxd1 Qxc6 26. Qxc6 bxc6 27. Rd7 Rxh3 28. Rxf7 Rxe3 29. Nd4 Re1+ 30. Kc2 Rc1+ 31. Kb3 Bf6 32. Ne6 Rg1 33. g5 Bxg5 34. Rxg7 Rg3+ 35. Ka4 Be3 36. b4 Bc1 37. Rg8+ Kb7 38. Nc5+ Kc7 39. Nb3 Be3 40. Rg7+ Kd6 41. Rg8 g5 42. Na5 Bc1 43. Rg6+ Kd5 44. Nxc6 Ra3+ 45. Kb5 Rxa2 46. Rg7 Be3 47. Ne7+ Ke6 48. Nc6 a6+ 49. Kc4 Rc2+ 50. Kd3 Rxc6 51. Kxe3 Kd5 52. Rxg5+ Kc4 53. Rg4+ Kb5 54. Kd3 a5 1/2-1/2

[Event "Florianopolis op 3rd"]
[Site "Florianopolis"]
[Date "2017.01.25"]
[Round "9"]
[White "De Oliveira, Carlos Frederico B"]
[Black "Nunes dos Santos, Rafael"]
[Result "1-0"]
[ECO "A34"]
[WhiteElo "1580"]
[BlackElo "1775"]
[PlyCount "45"]
[EventDate "2017.01.20"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 e5 5. d3 b6 6. Bg2 Bb7 7. Nxe5 Qe7 8. Nf3 0-0-0 9. Bf4 Nh5 10. Bd2 Ne5 11. 0-0 Nxf3+ 12. exf3 Kb8 13. a4 Qf6 14. a5 g5 15. Ne4 Bxe4 16. fxe4 Ng7 17. axb6 Qxb6 18. Ba5 Qf6 19. Qb3+ Kc8 20. e5 Qc6 21. Bxc6 dxc6 22. Bxd8 Kxd8 23. Rxa7 1-0

[Event "Florianopolis op 3rd"]
[Site "Florianopolis"]
[Date "2017.01.25"]
[Round "8"]
[White "Reis, Virginia Lagrange M"]
[Black "De Oliveira, Carlos Frederico B"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "1814"]
[BlackElo "1580"]
[PlyCount "68"]
[EventDate "2017.01.20"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 176 Extra"]
[Source "ChessBase"]
[SourceDate "2017.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2017.03.02"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 c6 5. h3 Bf5 6. Nf3 Nf6 7. Bd2 Qc7 8. Bc4 e6 9. Nh4 Bg6 10. Nxg6 hxg6 11. Qe2 Be7 12. 0-0-0 Nbd7 13. Rhe1 0-0-0 14. Kb1 Rhe8 15. Qf3 Nb6 16. Bf4 Bd6 17. Bxd6 Rxd6 18. Bb3 Red8 19. Qe3 Nbd5 20. Nxd5 exd5 21. f3 Re6 22. Qf2 Rde8 23. Rxe6 Rxe6 24. Re1 Qe7 25. Rxe6 Qxe6 26. c3 Nh5 27. Bd1 Qe7 28. a3 Kd7 29. Ka2 a6 30. Bb3 b5 31. Bd1 Nf6 32. Qd2 Kc7 33. Qf4+ Kb7 34. Qd2 Nd7 1/2-1/2

[Event "Florianopolis op 3rd"]
[Site "Florianopolis"]
[Date "2017.01.24"]
[Round "7"]
[White "De Oliveira, Carlos Frederico B"]
[Black "Resende, Lucas B Massucato"]
[Result "0-1"]
[ECO "D34"]
[WhiteElo "1580"]
[BlackElo "1747"]
[PlyCount "46"]
[EventDate "2017.01.20"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 176 Extra"]
[Source "ChessBase"]
[SourceDate "2017.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2017.03.02"]
[SourceQuality "1"]

1. c4 c5 2. Nf3 Nc6 3. g3 Nf6 4. Bg2 e6 5. 0-0 Be7 6. Nc3 0-0 7. b3 d5 8. cxd5 exd5 9. d4 Ne4 10. Bb2 Bf6 11. e3 Bg4 12. h3 Bxf3 13. Bxf3 cxd4 14. Nxe4 dxe4 15. Bxe4 dxe3 16. Bxf6 Qxf6 17. fxe3 Qe5 18. Qf3 Rad8 19. Qf5 Qxg3+ 20. Kh1 g6 21. Rg1 Qxe3 22. Rae1 Qh6 23. Rg4 Qxh3+ 0-1

[Event "Florianopolis op 3rd"]
[Site "Florianopolis"]
[Date "2017.01.23"]
[Round "6"]
[White "Maiberg, Wellington Gubiani"]
[Black "De Oliveira, Carlos Frederico B"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1898"]
[BlackElo "1580"]
[PlyCount "101"]
[EventDate "2017.01.20"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 176 Extra"]
[Source "ChessBase"]
[SourceDate "2017.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2017.03.02"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 c6 5. Bc4 Nf6 6. Nf3 Bf5 7. Bd2 Qc7 8. 0-0 e6 9. Re1 Be7 10. Bg5 0-0 11. Qe2 Nbd7 12. Rad1 Nb6 13. Bd3 Bg6 14. Ne5 Rad8 15. Bxg6 hxg6 16. Qf3 Nfd5 17. Bxe7 Qxe7 18. Ne4 Nf6 19. Nc5 Nc8 20. a4 Qc7 21. a5 a6 22. Nc4 Rd5 23. Qb3 Rh5 24. Qg3 Qe7 25. Qb3 Nd6 26. h3 Nxc4 27. Qxc4 Qc7 28. Qb4 Rb8 29. Rd3 Nd5 30. Qa3 Rg5 31. Ne4 Rh5 32. Rf3 Rf5 33. Rxf5 gxf5 34. Nc5 Nf6 35. Re3 Nd7 36. Rb3 Nxc5 37. Qxc5 Qd7 38. Rb6 Qd5 39. Qb4 Qd7 40. Rxa6 Qd5 41. Rb6 Qe4 42. Qd6 Re8 43. Rxb7 Kh7 44. b4 Qe1+ 45. Kh2 Qxf2 46. Rxf7 Qxc2 47. Qg3 Rg8 48. Qg5 Qe2 49. a6 e5 50. Re7 e4 51. a7 1-0

[Event "Florianopolis op 3rd"]
[Site "Florianopolis"]
[Date "2017.01.22"]
[Round "4"]
[White "De Oliveira, Carlos Frederico B"]
[Black "Gomes, Carlos Henrique Cal"]
[Result "1/2-1/2"]
[ECO "A17"]
[WhiteElo "1580"]
[BlackElo "1832"]
[PlyCount "65"]
[EventDate "2017.01.20"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 176 Extra"]
[Source "ChessBase"]
[SourceDate "2017.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2017.03.02"]
[SourceQuality "1"]

1. c4 Nf6 2. Nf3 e6 3. g3 d5 4. cxd5 exd5 5. Bg2 Bf5 6. 0-0 Nbd7 7. d4 Bd6 8. Nc3 c6 9. a3 0-0 10. b4 h6 11. Na4 Re8 12. e3 Be4 13. Qb3 b6 14. Bb2 Qe7 15. Rac1 Rab8 16. Rfd1 Rec8 17. Nc3 Bh7 18. Qa2 Ne4 19. Nd2 Ndf6 20. Ncxe4 Nxe4 21. Nxe4 Bxe4 22. Bxe4 Qxe4 23. Qb3 h5 24. Qd3 Qf3 25. Rd2 h4 26. Qe2 Qf5 27. g4 Qg6 28. Qf3 b5 29. Qf5 Qxf5 30. gxf5 Rb7 31. Kg2 Re7 32. Rdc2 Rec7 33. h3 1/2-1/2

[Event "Florianopolis op 3rd"]
[Site "Florianopolis"]
[Date "2017.01.21"]
[Round "3"]
[White "De Oliveira, Carlos Frederico B"]
[Black "Cordioli, Jairo Ribeiro"]
[Result "0-1"]
[ECO "E60"]
[WhiteElo "1580"]
[BlackElo "1895"]
[PlyCount "36"]
[EventDate "2017.01.20"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 176 Extra"]
[Source "ChessBase"]
[SourceDate "2017.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2017.03.02"]
[SourceQuality "1"]

1. c4 Nf6 2. Nf3 c5 3. g3 Nc6 4. Bg2 g6 5. b3 Bg7 6. Bb2 0-0 7. 0-0 d6 8. d4 cxd4 9. Nxd4 Bd7 10. Nd2 Qc8 11. Re1 Bh3 12. Bh1 Qc7 13. Nb5 Qb6 14. Nc3 Ng4 15. e3 Nge5 16. Nd5 Qd8 17. Nf3 Nxf3+ 18. Qxf3 Bxb2 0-1

[Event "Florianopolis op 3rd"]
[Site "Florianopolis"]
[Date "2017.01.21"]
[Round "2"]
[White "Gomes, Edson Fidelsino"]
[Black "De Oliveira, Carlos Frederico B"]
[Result "0-1"]
[ECO "B01"]
[BlackElo "1580"]
[PlyCount "88"]
[EventDate "2017.01.20"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 176 Extra"]
[Source "ChessBase"]
[SourceDate "2017.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2017.03.02"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 c6 5. Bc4 e6 6. Nf3 Nf6 7. Bd2 Qc7 8. Qe2 Be7 9. 0-0 0-0 10. Rfe1 Nbd7 11. Ng5 Nb6 12. Bb3 Bd6 13. a3 Bf4 14. Nce4 Nbd5 15. c4 Bxd2 16. Qxd2 Nf4 17. Re3 Bd7 18. Nc5 Rad8 19. Re4 Ng6 20. Rae1 Bc8 21. Qe2 Rd6 22. Ncxe6 Rxe6 23. Nxe6 Bxe6 24. Rxe6 fxe6 25. Qxe6+ Qf7 26. Qxf7+ Kxf7 27. c5+ Nd5 28. Bxd5+ cxd5 29. Re3 Re8 30. Rb3 Re7 31. Kf1 Nf4 32. a4 Ne6 33. Rd3 Ke8 34. b4 Kd7 35. b5 h6 36. g3 g5 37. Kg2 Ng7 38. g4 Re4 39. f3 Re2+ 40. Kg3 Ne6 41. a5 Ra2 42. a6 bxa6 43. c6+ Kd6 44. Rc3 Nf4 0-1

[Event "Caioba Telecom op"]
[Site "Caioba"]
[Date "2016.08.28"]
[Round "5"]
[White "Campestrini, Carine Katia"]
[Black "De Oliveira, Carlos Frederico B"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "1634"]
[BlackElo "1575"]
[PlyCount "101"]
[EventDate "2016.08.26"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 174 Extra"]
[Source "ChessBase"]
[SourceDate "2016.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. d4 exd4 5. Nxd4 Nxd4 6. Qxd4 d6 7. Bf4 Be6 8. 0-0-0 a6 9. Be2 Be7 10. e5 dxe5 11. Qxe5 Bd6 12. Qe3 0-0 13. Bxd6 cxd6 14. Qd4 Qa5 15. Kb1 b5 16. a3 Rab8 17. Qb4 Qxb4 18. axb4 Rfd8 19. Rd4 d5 20. Rhd1 Rb6 21. Bf3 Rbd6 22. Ne2 Kf8 23. Nf4 Ke7 24. Nd3 Nd7 25. Nc5 Nxc5 26. bxc5 R6d7 27. b4 Ke8 28. Kb2 Ke7 29. Ra1 Ra7 30. Be2 Rda8 31. Bf3 Rd8 32. Rd3 h6 33. Rda3 Bc8 34. Be2 Rc7 35. Re3+ Kf8 36. Bf3 Bb7 37. Rd1 Re7 38. Rxe7 Kxe7 39. Kc3 Kf6 40. Kd4 Rd7 41. Re1 Rd8 42. Re5 g5 43. Bxd5 Kg6 44. Ke4 f6 45. Bxb7 fxe5 46. c6 Rd4+ 47. Kxe5 Rc4 48. Kd6 Rd4+ 49. Kc7 Rxb4 50. Kb6 Rc4 51. c7 1-0

[Event "Caioba Telecom op"]
[Site "Caioba"]
[Date "2016.08.28"]
[Round "6"]
[White "De Oliveira, Carlos Frederico B"]
[Black "De Oliveira, Matheus Tavares"]
[Result "1/2-1/2"]
[ECO "A16"]
[WhiteElo "1575"]
[BlackElo "1561"]
[PlyCount "106"]
[EventDate "2016.08.26"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 174 Extra"]
[Source "ChessBase"]
[SourceDate "2016.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.10"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 g6 3. Nc3 Bg7 4. Bg2 0-0 5. Nf3 d6 6. 0-0 Nbd7 7. Rb1 Nb6 8. d3 a5 9. Be3 c5 10. a3 Qc7 11. Nb5 Qd8 12. Qc2 Bd7 13. Qb3 a4 14. Qc2 Bxb5 15. cxb5 Nbd5 16. Bd2 Qb6 17. b4 Rfc8 18. Qa2 cxb4 19. Bxb4 Nxb4 20. Rxb4 Rc5 21. Rfb1 Rac8 22. Rc4 d5 23. Rxc5 Rxc5 24. Rb4 Rxb5 25. Rxb5 Qxb5 26. Nd4 Qa5 27. Qb1 Ng4 28. Nc2 Qc5 29. e3 b5 30. h3 Nh6 31. d4 Qc8 32. Bf1 e5 33. Kh2 Nf5 34. dxe5 Bxe5 35. Bxb5 Qb8 36. f4 Nd6 37. fxe5 Qxb5 38. Qxb5 Nxb5 39. Kg2 Kf8 40. Kf3 g5 41. Kg4 h6 42. h4 gxh4 43. gxh4 Kg7 44. Kf5 Nc3 45. e6 fxe6+ 46. Kxe6 Kg6 47. Nb4 Kh5 48. Nxd5 Nb5 49. Nb6 Kxh4 50. Nxa4 Kg4 51. Nc5 Nxa3 52. Ne4 Nc2 53. Nf6+ Kf3 1/2-1/2

[Event "Caioba Telecom op"]
[Site "Caioba"]
[Date "2016.08.27"]
[Round "4"]
[White "De Oliveira, Carlos Frederico B"]
[Black "Da Silva, Joao Carlos Orguim"]
[Result "0-1"]
[ECO "D13"]
[WhiteElo "1575"]
[BlackElo "1813"]
[PlyCount "142"]
[EventDate "2016.08.26"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 174 Extra"]
[Source "ChessBase"]
[SourceDate "2016.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.10"]
[SourceQuality "1"]

1. c4 c6 2. g3 Nf6 3. Nc3 e6 4. Bg2 d5 5. cxd5 cxd5 6. d4 Nc6 7. Nf3 Bd7 8. 0-0 a6 9. a3 Be7 10. Bd2 b5 11. b4 Rc8 12. Rc1 0-0 13. e3 Qc7 14. Ne1 Qa7 15. Nd3 Rc7 16. Nc5 Bc8 17. Ne2 Rd8 18. Qb3 Nd7 19. Rfd1 Nb6 20. Nf4 Nc4 21. Nfd3 Bf6 22. Bc3 g6 23. Ra1 Nb6 24. a4 Nxa4 25. Nxa4 bxa4 26. Qxa4 Qb6 27. Nc5 Nb8 28. Rdb1 Bd7 29. Qa2 Bb5 30. Bf1 Bxf1 31. Kxf1 Qb5+ 32. Qe2 Qxe2+ 33. Kxe2 Rdc8 34. Bd2 Rc6 35. Rc1 e5 36. Bc3 e4 37. Ra2 Be7 38. Raa1 Bxc5 39. bxc5 Rf6 40. Ba5 Nc6 41. Bc3 Ra8 42. Rab1 Re6 43. Rb6 h5 44. h4 Kf8 45. Kd2 Nd8 46. Rxe6 Nxe6 47. Ba5 Ke8 48. Rb1 Ra7 49. Bb6 Ra8 50. Ra1 Kd7 51. Kc3 Ng7 52. Kb4 Kc6 53. Ka4 Ne8 54. Rb1 Nf6 55. Ba5 Nd7 56. Rb3 Rb8 57. Bb4 Rb5 58. Bd2 Rxb3 59. Kxb3 Kb5 60. Bc3 Nb8 61. Bd2 Nc6 62. Bc3 f6 63. Bd2 g5 64. hxg5 fxg5 65. Bc3 h4 66. gxh4 gxh4 67. f4 exf3 68. Be1 h3 69. Bg3 a5 70. Kc3 a4 71. Kb2 f2 0-1

[Event "Caioba Telecom op"]
[Site "Caioba"]
[Date "2016.08.27"]
[Round "3"]
[White "Deus Filho, Joaquim"]
[Black "De Oliveira, Carlos Frederico B"]
[Result "1-0"]
[ECO "A01"]
[WhiteElo "1989"]
[BlackElo "1575"]
[PlyCount "56"]
[EventDate "2016.08.26"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 174 Extra"]
[Source "ChessBase"]
[SourceDate "2016.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.10"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 d6 3. e4 Nf6 4. Nc3 g6 5. f4 Nc6 6. Bb5 Bd7 7. Nf3 Bg7 8. fxe5 Nxe5 9. Nxe5 dxe5 10. Qf3 Bxb5 11. Nxb5 a6 12. Na3 Qe7 13. Nc4 Nd7 14. 0-0 f6 15. Ba3 Qe6 16. Qf2 Bf8 17. Bxf8 Kxf8 18. Qh4 Kg7 19. Ne3 c6 20. Rf3 Raf8 21. Rg3 Kf7 22. Rf1 Ke8 23. Rgf3 b5 24. Ng4 Ke7 25. Nh6 Ke8 26. b4 Ke7 27. Ra3 Qd6 28. Rb3 c5 1-0

[Event "Caioba Telecom op"]
[Site "Caioba"]
[Date "2016.08.26"]
[Round "2"]
[White "De Oliveira, Carlos Frederico B"]
[Black "Da Silva, Juliano Roberto Ner"]
[Result "1-0"]
[ECO "A29"]
[WhiteElo "1575"]
[BlackElo "1801"]
[PlyCount "83"]
[EventDate "2016.08.26"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 174 Extra"]
[Source "ChessBase"]
[SourceDate "2016.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.10"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nf6 3. Nc3 Bc5 4. Bg2 a6 5. d3 d6 6. Nf3 Nc6 7. 0-0 h6 8. a3 0-0 9. b4 Ba7 10. Bb2 Rb8 11. Rc1 Bf5 12. Re1 Qd7 13. Qa4 Ng4 14. e3 Bb6 15. Red1 Nxe3 16. fxe3 Bxe3+ 17. Kh1 Bxc1 18. Bxc1 Bh3 19. Nd5 Bxg2+ 20. Kxg2 b5 21. Qxa6 Ra8 22. Qxc6 Qg4 23. cxb5 f5 24. Qc4 Kh7 25. Qxg4 fxg4 26. Nd2 Rf7 27. Rf1 Rd7 28. Ne4 Kg6 29. Rf2 h5 30. Rc2 Rf7 31. Rxc7 Rf3 32. Nf2 Raf8 33. Rc2 Kf5 34. a4 Ke6 35. Nc7+ Kd7 36. b6 Rc8 37. a5 d5 38. a6 Rf6 39. a7 Rxb6 40. a8Q Rxa8 41. Nxa8 Rxb4 42. Rb2 1-0

[Event "Cordeiropolis Freitas Levy Memorial"]
[Site "Cordeiropolis"]
[Date "2015.05.24"]
[Round "5"]
[White "De Oliveira, Carlos Frederico B"]
[Black "Schultz, Rauanda"]
[Result "1-0"]
[ECO "D31"]
[WhiteElo "1527"]
[BlackElo "1540"]
[PlyCount "55"]
[EventDate "2015.05.22"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 166 Extra"]
[Source "ChessBase"]
[SourceDate "2015.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.06.18"]
[SourceQuality "1"]

1. c4 e6 2. d4 d5 3. Nc3 c6 4. e4 Bb4 5. e5 Ne7 6. Nf3 0-0 7. a3 Bxc3+ 8. bxc3 Nd7 9. Be2 f6 10. exf6 Nxf6 11. 0-0 Ng6 12. Bd3 Nh8 13. Qc2 Nf7 14. Re1 h6 15. Rb1 Re8 16. a4 Qc7 17. Bg6 Re7 18. Bxf7+ Rxf7 19. Ne5 Re7 20. Qg6 Kh8 21. Bf4 Kg8 22. Bxh6 Qd8 23. Bg5 Qf8 24. Re3 Ne4 25. Rf3 Qe8 26. Bxe7 Qxg6 27. Nxg6 Bd7 28. Rxb7 1-0

[Event "Cordeiropolis Freitas Levy Memorial"]
[Site "Cordeiropolis"]
[Date "2015.05.24"]
[Round "6"]
[White "Okamura, Milton Kasuo"]
[Black "De Oliveira, Carlos Frederico B"]
[Result "1-0"]
[ECO "D06"]
[WhiteElo "2089"]
[BlackElo "1527"]
[PlyCount "63"]
[EventDate "2015.05.22"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 166 Extra"]
[Source "ChessBase"]
[SourceDate "2015.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.06.18"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 c5 5. cxd5 Nxd5 6. e4 Nb6 7. Be3 N8d7 8. Be2 Be7 9. 0-0 0-0 10. Rc1 Re8 11. Qc2 a6 12. Rfd1 Qc7 13. Nb1 Nf6 14. dxc5 Nbd7 15. h3 e5 16. Nbd2 Qc6 17. a3 Bd8 18. b4 Bc7 19. a4 Nf8 20. b5 axb5 21. axb5 Qe6 22. Ra1 Rxa1 23. Rxa1 Bb8 24. Nc4 Bd7 25. Nb6 Bc7 26. Bc4 Qe7 27. Nd5 Nxd5 28. exd5 Qf6 29. Bg5 Qf5 30. Qxf5 Bxf5 31. d6 Bd8 32. Ra8 1-0

[Event "Cordeiropolis Freitas Levy Memorial"]
[Site "Cordeiropolis"]
[Date "2015.05.23"]
[Round "3"]
[White "Batezelli, Alessandro"]
[Black "De Oliveira, Carlos Frederico B"]
[Result "1/2-1/2"]
[ECO "C29"]
[WhiteElo "1923"]
[BlackElo "1527"]
[PlyCount "84"]
[EventDate "2015.05.22"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 166 Extra"]
[Source "ChessBase"]
[SourceDate "2015.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.06.18"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nf6 3. f4 d5 4. fxe5 Nxe4 5. Nf3 Nxc3 6. dxc3 Be7 7. Bf4 0-0 8. Qd2 f6 9. exf6 Bxf6 10. 0-0-0 c6 11. Bd3 Na6 12. Ng5 g6 13. h4 Bg4 14. h5 Bxh5 15. Nxh7 Rf7 16. Ng5 Bxg5 17. Bxg5 Qd6 18. Rdf1 Raf8 19. Bh6 Rxf1+ 20. Rxf1 Rxf1+ 21. Bxf1 Qe5 22. Be3 Kh7 23. Bxa7 Nc7 24. Bb8 Qe7 25. Bxc7 Qxc7 26. c4 dxc4 27. Bxc4 Qe7 28. Qf2 Kg7 29. Qd4+ Kh7 30. Kd2 Qg5+ 31. Kc3 Qe7 32. g4 b5 33. Bd3 c5 34. Qf4 Qe1+ 35. Kb3 c4+ 36. Bxc4 bxc4+ 37. Qxc4 Qe3+ 38. Kb4 Qe7+ 39. Kc3 Qe3+ 40. Kb4 Qe7+ 41. Kc3 Qe3+ 42. Kb4 Qe7+ 1/2-1/2

[Event "Cordeiropolis Freitas Levy Memorial"]
[Site "Cordeiropolis"]
[Date "2015.05.23"]
[Round "4"]
[White "Chaves, Joara"]
[Black "De Oliveira, Carlos Frederico B"]
[Result "1/2-1/2"]
[ECO "C43"]
[WhiteElo "2020"]
[BlackElo "1527"]
[PlyCount "79"]
[EventDate "2015.05.22"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 166 Extra"]
[Source "ChessBase"]
[SourceDate "2015.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.06.18"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 d5 5. Nxe5 Bd6 6. Nd2 Nxd2 7. Bxd2 Nc6 8. Nxc6 bxc6 9. Qh5 g6 10. Qh6 Bf8 11. Qf4 Qd6 12. 0-0 Qxf4 13. Bxf4 Bd6 14. Rfe1+ Be6 15. Bxd6 cxd6 16. b4 Kd7 17. c3 Rhe8 18. f4 f5 19. Kf2 Bf7 20. a4 Rxe1 21. Kxe1 Kc7 22. Kd2 Re8 23. Rb1 Be6 24. Ke3 Bd7+ 25. Kf2 Rb8 26. Re1 Re8 27. Rxe8 Bxe8 28. Kg3 Kd8 29. Kh4 h6 30. h3 Ke7 31. g4 fxg4 32. hxg4 Kf6 33. g5+ hxg5+ 34. fxg5+ Ke7 35. Kg4 Kf7 36. Kf4 Ke6 37. Ba6 Kd7 38. b5 cxb5 39. Bxb5+ Ke7 40. a5 1/2-1/2

[Event "Cordeiropolis Freitas Levy Memorial"]
[Site "Cordeiropolis"]
[Date "2015.05.22"]
[Round "2"]
[White "De Oliveira, Carlos Frederico B"]
[Black "De Carvalho, Igor Lorenzon"]
[Result "0-1"]
[ECO "A88"]
[WhiteElo "1527"]
[BlackElo "1968"]
[PlyCount "84"]
[EventDate "2015.05.22"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 166 Extra"]
[Source "ChessBase"]
[SourceDate "2015.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.06.18"]
[SourceQuality "1"]

1. c4 f5 2. d4 Nf6 3. Nc3 g6 4. Bg5 Bg7 5. Nf3 d6 6. Qb3 0-0 7. g3 Kh8 8. Bg2 c6 9. 0-0 Nbd7 10. Rad1 Qe8 11. d5 Nc5 12. Qc2 Nfe4 13. Nxe4 Nxe4 14. Be3 c5 15. Nd2 Nf6 16. Bf4 Nh5 17. Be3 b5 18. Nf3 bxc4 19. Qc1 f4 20. gxf4 Qb5 21. Nd2 Nxf4 22. Bxf4 Rxf4 23. e3 Rh4 24. f4 Bxb2 25. Qxc4 Qxc4 26. Nxc4 Bg7 27. Na5 Ba6 28. Rf2 Rb8 29. Nc6 Rb7 30. Bf1 Bxf1 31. Rfxf1 Rb2 32. Rf2 Rxf2 33. Kxf2 Rxh2+ 34. Kf3 Bf6 35. a4 Ra2 36. a5 Ra3 37. Rb1 Bd4 38. Rb8+ Kg7 39. Nxa7 Rxa5 40. Nc6 Ra3 41. Kg4 Rxe3 42. Nd8 h5+ 0-1

[Event "Pocos de Caldas op"]
[Site "Pocos de Caldas"]
[Date "2015.03.15"]
[Round "5"]
[White "Campos, Igor Joao Stefani"]
[Black "De Oliveira, Carlos Frederico B"]
[Result "1-0"]
[ECO "C45"]
[BlackElo "1515"]
[PlyCount "75"]
[EventDate "2015.03.13"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 165 Extra"]
[Source "ChessBase"]
[SourceDate "2015.04.21"]
[SourceVersion "1"]
[SourceVersionDate "2015.04.21"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. d4 exd4 5. Nxd4 Nxd4 6. Qxd4 d6 7. Bg5 Be7 8. 0-0-0 0-0 9. f3 Be6 10. Bc4 Bxc4 11. Qxc4 Nd7 12. Bxe7 Qxe7 13. Qxc7 Qg5+ 14. Rd2 Ne5 15. Rhd1 Rfc8 16. Qxb7 Nc4 17. f4 Qc5 18. Rd3 Nxb2 19. Qxb2 Rab8 20. Qa1 Qa3+ 21. Kd2 Rb2 22. Rb1 Rxb1 23. Qxb1 Qc5 24. Qf1 a5 25. Qf3 a4 26. Qh3 Qf2+ 27. Ne2 Rb8 28. Rxd6 Qc5 29. Qd3 Qa5+ 30. Ke3 h6 31. Ra6 Qc5+ 32. Nd4 g5 33. f5 Qe5 34. g3 Rb4 35. Rxh6 f6 36. c3 Rb8 37. Qc4+ Kg7 38. Rg6+ 1-0

[Event "Pocos de Caldas op"]
[Site "Pocos de Caldas"]
[Date "2015.03.15"]
[Round "6"]
[White "De Oliveira, Carlos Frederico B"]
[Black "Pais, Jackson Lenon Da Si"]
[Result "1/2-1/2"]
[ECO "B56"]
[WhiteElo "1515"]
[BlackElo "1800"]
[PlyCount "33"]
[EventDate "2015.03.13"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 165 Extra"]
[Source "ChessBase"]
[SourceDate "2015.04.21"]
[SourceVersion "1"]
[SourceVersionDate "2015.04.21"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 d6 4. d4 cxd4 5. Nxd4 e5 6. Nb3 Nf6 7. Be3 Be6 8. f3 Be7 9. Qd2 d5 10. exd5 Bxd5 11. Bb5 0-0 12. Rd1 Bxb3 13. Qf2 Qa5 14. axb3 Bb4 15. Bxc6 Bxc3+ 16. bxc3 Qxc3+ 17. Rd2 1/2-1/2

[Event "Pocos de Caldas op"]
[Site "Pocos de Caldas"]
[Date "2015.03.14"]
[Round "4"]
[White "De Oliveira, Carlos Frederico B"]
[Black "Ferreira, Jose Carlos"]
[Result "0-1"]
[ECO "A85"]
[WhiteElo "1515"]
[BlackElo "1900"]
[PlyCount "78"]
[EventDate "2015.03.13"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 165 Extra"]
[Source "ChessBase"]
[SourceDate "2015.04.21"]
[SourceVersion "1"]
[SourceVersionDate "2015.04.21"]
[SourceQuality "1"]

1. c4 f5 2. d4 Nf6 3. Nf3 d6 4. Nc3 c6 5. Qc2 g6 6. e3 d5 7. Qb3 e6 8. Ng5 Qe7 9. a3 h6 10. Nf3 Nbd7 11. Bd2 Ne4 12. Bd3 Bg7 13. Rf1 0-0 14. 0-0-0 dxc4 15. Qxc4 Nb6 16. Qb3 Nxd2 17. Rxd2 Nd5 18. Rc2 Bd7 19. Kb1 b5 20. Nxd5 exd5 21. Qc3 Rfb8 22. Qc5 Qe8 23. Qd6 Bf8 24. Qe5 Qf7 25. Qg3 Bg7 26. Ne5 Bxe5 27. Qxe5 a5 28. h3 a4 29. Kc1 b4 30. Kd2 bxa3 31. bxa3 Rb3 32. Qd6 Rab8 33. Rfc1 Be8 34. g4 fxg4 35. Rf1 gxh3 36. Ke2 Rb2 37. Rh1 Rxc2+ 38. Bxc2 Rb2 39. Rc1 Bd7 0-1

[Event "Pocos de Caldas op"]
[Site "Pocos de Caldas"]
[Date "2015.03.14"]
[Round "3"]
[White "Farias, Jose Nogueira de"]
[Black "De Oliveira, Carlos Frederico B"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "1922"]
[BlackElo "1515"]
[PlyCount "36"]
[EventDate "2015.03.13"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 165 Extra"]
[Source "ChessBase"]
[SourceDate "2015.04.21"]
[SourceVersion "1"]
[SourceVersionDate "2015.04.21"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Be7 5. Bf4 c6 6. e3 0-0 7. Bd3 dxc4 8. Bxc4 Re8 9. 0-0 Nh5 10. Bg3 Nxg3 11. hxg3 c5 12. dxc5 Bxc5 13. Qc2 a6 14. Bd3 g6 15. Rad1 Qe7 16. Nd4 Ba7 17. Bc4 b5 18. Bb3 Bb7 1-0

[Event "Pocos de Caldas op"]
[Site "Pocos de Caldas"]
[Date "2015.03.13"]
[Round "2"]
[White "De Oliveira, Carlos Frederico B"]
[Black "Savian, Fabio Jose"]
[Result "1/2-1/2"]
[ECO "A29"]
[WhiteElo "1515"]
[BlackElo "2074"]
[PlyCount "62"]
[EventDate "2015.03.13"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 165 Extra"]
[Source "ChessBase"]
[SourceDate "2015.04.21"]
[SourceVersion "1"]
[SourceVersionDate "2015.04.21"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. d3 d5 4. cxd5 Nxd5 5. g3 Be7 6. Bg2 Nb6 7. Nf3 Nc6 8. 0-0 0-0 9. a3 a5 10. Re1 Be6 11. Na4 Nd5 12. Nc3 Nb6 13. Be3 Nd5 14. Nxd5 Bxd5 15. Rc1 a4 16. Nd2 Bxg2 17. Kxg2 Qd5+ 18. f3 f5 19. Qc2 Kh8 20. Qc4 Ra5 21. Qxd5 Rxd5 22. Rc4 Rb5 23. Rc2 Kg8 24. Nb1 Ra5 25. Nc3 Bd6 26. Bf2 Bc5 27. Bxc5 Rxc5 28. e3 Rd8 29. Rd2 Ra5 30. Rc1 Kf7 31. Kf2 g6 1/2-1/2

[Event "Santa Catarina State-ch sf1 61st"]
[Site "Sao Bento do Sul"]
[Date "2015.03.08"]
[Round "6"]
[White "De Oliveira, Carlos Frederico B"]
[Black "Hille, Waltercler Jr"]
[Result "0-1"]
[ECO "E11"]
[WhiteElo "1515"]
[BlackElo "1871"]
[PlyCount "84"]
[EventDate "2015.03.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. c4 Nf6 2. d4 e6 3. Nf3 Bb4+ 4. Bd2 c5 5. dxc5 Bxc5 6. Nc3 0-0 7. g3 b6 8. Bg2 Bb7 9. 0-0 Be7 10. Bf4 d6 11. Qc2 a6 12. Rfd1 Qc7 13. b3 Rd8 14. Rd2 Nbd7 15. Rad1 Nf8 16. e4 Ng6 17. Be3 Rab8 18. h3 Ba8 19. Nd4 e5 20. Nf5 Bf8 21. Bg5 b5 22. cxb5 Rdc8 23. Bxf6 gxf6 24. Rc1 axb5 25. Nd5 Qa5 26. Nxf6+ Kh8 27. Qd1 Rxc1 28. Qxc1 Qd8 29. Ng4 Rc8 30. Qd1 Rc6 31. h4 Qc8 32. Kh2 Rc3 33. Nge3 Rc1 34. Qh5 Ne7 35. Rd1 d5 36. Rxc1 Qxc1 37. Ng4 d4 38. Nf6 h6 39. g4 Qf4+ 40. Kh3 Qd2 41. Kg3 Qf4+ 42. Kh3 Qxf2 0-1

[Event "Santa Catarina State-ch sf1 61st"]
[Site "Sao Bento do Sul"]
[Date "2015.03.07"]
[Round "4"]
[White "De Oliveira, Carlos Frederico B"]
[Black "Wieth, Kelvin Eduardo"]
[Result "0-1"]
[ECO "E30"]
[WhiteElo "1515"]
[BlackElo "1884"]
[PlyCount "78"]
[EventDate "2015.03.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bg5 c5 5. Nf3 cxd4 6. Qxd4 Nc6 7. Qd3 h6 8. Bh4 g5 9. Bg3 d5 10. e3 Qa5 11. Nd2 Bxc3 12. bxc3 0-0 13. Be2 Ne4 14. Nxe4 dxe4 15. Qc2 Qf5 16. h3 Qg6 17. 0-0 f5 18. Bd6 Rf6 19. f3 e5 20. c5 exf3 21. Bc4+ Be6 22. Bxe6+ Rxe6 23. Rxf3 e4 24. Rf2 Rae8 25. Raf1 Ne5 26. Bxe5 Rxe5 27. Qb3+ Qe6 28. Qxb7 Re7 29. Qb3 Rxc5 30. Qxe6+ Rxe6 31. Rxf5 Rxc3 32. Rf8+ Kg7 33. R8f7+ Kg6 34. Rxa7 Rxe3 35. Kf2 Rc3 36. Re1 e3+ 37. Ke2 Rf6 38. Re7 Rf2+ 39. Kd1 Rd2# 0-1

[Event "Santa Catarina State-ch sf1 61st"]
[Site "Sao Bento do Sul"]
[Date "2015.03.07"]
[Round "3"]
[White "Serafim Junior, Arnor"]
[Black "De Oliveira, Carlos Frederico B"]
[Result "1/2-1/2"]
[ECO "D78"]
[WhiteElo "1805"]
[BlackElo "1515"]
[PlyCount "74"]
[EventDate "2015.03.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 g6 4. 0-0 Bg7 5. c4 c6 6. d4 0-0 7. Nc3 Re8 8. Ne5 e6 9. Bg5 Qc7 10. Rc1 Nfd7 11. cxd5 Nxe5 12. dxe5 Bxe5 13. dxc6 Nxc6 14. Qa4 a6 15. Qh4 f5 16. e4 Qf7 17. Rfd1 Nd4 18. Rd2 Rb8 19. Rcd1 Nc6 20. exf5 exf5 21. Bd5 Be6 22. Bxe6 Qxe6 23. Rd7 Bg7 24. R1d6 Qe1+ 25. Kg2 Ne5 26. Rxg7+ Kxg7 27. Bf6+ Kg8 28. Qd4 Qg1+ 29. Kxg1 Nf3+ 30. Kg2 Nxd4 31. Bxd4 Rbd8 32. Rxd8 Rxd8 33. Be3 Kf7 34. b4 Rd3 35. Nb1 Rd1 36. Nc3 Rd3 37. Nb1 Rd1 1/2-1/2

[Event "Santa Catarina State-ch sf1 61st"]
[Site "Sao Bento do Sul"]
[Date "2015.03.06"]
[Round "1"]
[White "Iurk, Jonel Nazareno"]
[Black "De Oliveira, Carlos Frederico B"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "2142"]
[BlackElo "1515"]
[PlyCount "91"]
[EventDate "2015.03.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 Be7 5. Bg5 0-0 6. e3 Nbd7 7. cxd5 exd5 8. Bd3 Re8 9. 0-0 c6 10. a3 Nh5 11. Bxe7 Qxe7 12. b4 a6 13. Re1 Qd8 14. Qc2 Nhf6 15. e4 dxe4 16. Nxe4 Nxe4 17. Bxe4 Nf6 18. Bd3 h6 19. Rxe8+ Nxe8 20. Bc4 Nd6 21. Bb3 Bf5 22. Qc5 Qf6 23. Re1 Re8 24. Rxe8+ Nxe8 25. Qe5 Qxe5 26. dxe5 Nc7 27. Nd4 Be4 28. f4 Kf8 29. Kf2 Bd5 30. Bd1 Ne6 31. Nxe6+ Bxe6 32. Bf3 Ke7 33. Ke3 g6 34. Kd4 Kd7 35. g4 b6 36. h3 Kc7 37. Be4 Bd7 38. Bd3 Bc8 39. f5 g5 40. Bc4 Kd8 41. Bxf7 Ke7 42. Bc4 Bb7 43. f6+ Kf8 44. e6 c5+ 45. bxc5 bxc5+ 46. Kxc5 1-0

