[Event "BRA-ch U26"]
[Site "Goiania"]
[Date "2017.10.22"]
[Round "6"]
[White "Da Fonseca, Rafael Dias"]
[Black "Dos Santos, Jefferson Felipe"]
[Result "1-0"]
[ECO "D10"]
[WhiteElo "1772"]
[PlyCount "41"]
[EventDate "2017.10.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. d4 c6 2. c4 d5 3. cxd5 cxd5 4. Nc3 e6 5. a3 Nc6 6. Bf4 Qb6 7. e3 Qxb2 8. Nb5 Nf6 9. Rb1 Qa2 10. Ne2 Bxa3 11. Nec3 Bb4 12. Rxb4 Qa5 13. Ra4 Qb6 14. Nc7+ Kd7 15. Nxa8 Qb2 16. Qd2 Qb3 17. Bd3 Nb4 18. 0-0 Nxd3 19. Qxd3 Ne4 20. Nxe4 Qxd3 21. Nc5+ 1-0

[Event "BRA-ch U26"]
[Site "Goiania"]
[Date "2017.10.22"]
[Round "7"]
[White "Dos Santos, Jefferson Felipe"]
[Black "Agostinis Filho, Carlos Alberto"]
[Result "1/2-1/2"]
[ECO "C41"]
[PlyCount "67"]
[EventDate "2017.10.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. Nf3 d6 2. e4 e5 3. h3 Be7 4. d3 h6 5. Nc3 Nc6 6. Be3 Nf6 7. a3 Be6 8. Be2 0-0 9. Qd2 Qd7 10. Nh2 Nd4 11. Bf3 a5 12. Ne2 Nxf3+ 13. Nxf3 Nh7 14. Ng3 f5 15. exf5 Bxf5 16. Nxf5 Qxf5 17. Qc3 c5 18. Qb3+ Rf7 19. Qxb7 Qc8 20. Qxc8+ Rxc8 21. c4 Rb8 22. Rb1 Rb3 23. Ke2 g5 24. Nd2 Rb7 25. f3 Nf6 26. Ne4 Nxe4 27. fxe4 a4 28. Rhf1 Bf6 29. g4 Kf8 30. Kd2 Rb3 31. Kc2 Ke7 32. Rf3 Ke6 33. Rbf1 Rf8 34. Rf5 1/2-1/2

[Event "BRA-ch U26"]
[Site "Goiania"]
[Date "2017.10.21"]
[Round "4"]
[White "Da Costa, Roberto Rodrigues G"]
[Black "Dos Santos, Jefferson Felipe"]
[Result "1/2-1/2"]
[ECO "C03"]
[PlyCount "43"]
[EventDate "2017.10.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Bb4 4. c3 Be7 5. Bd3 Nf6 6. Ngf3 dxe4 7. Nxe4 Nc6 8. 0-0 h6 9. Re1 Nxe4 10. Bxe4 Qd6 11. Ne5 Nxe5 12. dxe5 Qxd1 13. Rxd1 Rb8 14. Be3 b6 15. Rd2 0-0 16. Rad1 Ba6 17. Rd7 Rfd8 18. Bc6 Rxd7 19. Rxd7 Rd8 20. h3 Rxd7 21. Bxd7 Bd3 22. a3 1/2-1/2

[Event "BRA-ch U26"]
[Site "Goiania"]
[Date "2017.10.21"]
[Round "5"]
[White "Dos Santos, Jefferson Felipe"]
[Black "De Souza, Italo Barbosa"]
[Result "1/2-1/2"]
[ECO "C50"]
[BlackElo "1800"]
[PlyCount "65"]
[EventDate "2017.10.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. Nc3 d6 5. h3 Nf6 6. d4 exd4 7. Nxd4 Nxd4 8. Qxd4 c5 9. Qd3 Be6 10. Bb5+ Bd7 11. Bxd7+ Qxd7 12. Bf4 0-0-0 13. Rd1 Qc6 14. 0-0 g5 15. Bh2 Be7 16. e5 dxe5 17. Qf5+ Qe6 18. Qxe6+ fxe6 19. Bxe5 Rhf8 20. Rxd8+ Rxd8 21. Re1 Nd5 22. Bg7 Nxc3 23. bxc3 Rd2 24. Rxe6 Bd6 25. g3 h5 26. Bh6 Rd1+ 27. Kg2 g4 28. Bg5 Bc7 29. Re8+ Bd8 30. Bxd8 Rxd8 31. Rxd8+ Kxd8 32. hxg4 hxg4 33. Kf1 1/2-1/2

[Event "BRA-ch U26"]
[Site "Goiania"]
[Date "2017.10.20"]
[Round "2"]
[White "Barros, Davi Matheus Costa"]
[Black "Dos Santos, Jefferson Felipe"]
[Result "1/2-1/2"]
[ECO "D30"]
[WhiteElo "1786"]
[PlyCount "60"]
[EventDate "2017.10.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. d4 e6 2. c4 d5 3. Nf3 h6 4. Bf4 Nc6 5. Nc3 Bb4 6. e3 Nf6 7. Bd3 Nh5 8. Bg3 Nxg3 9. hxg3 dxc4 10. Bxc4 Qd6 11. 0-0 Bxc3 12. bxc3 a6 13. a4 0-0 14. Qc2 Ne7 15. e4 Bd7 16. Bd3 b5 17. e5 Qb6 18. Rfb1 c6 19. c4 Rfb8 20. Be4 Ra7 21. Rb2 Nf5 22. c5 Qc7 23. Rab1 Ne7 24. Nd2 Nf5 25. Bxf5 exf5 26. Nc4 Be6 27. Nd6 Qd8 28. Qd3 Qg5 29. Qf3 Rc7 30. Qc3 Ra8 1/2-1/2

[Event "BRA-ch U26"]
[Site "Goiania"]
[Date "2017.10.20"]
[Round "3"]
[White "Dos Santos, Jefferson Felipe"]
[Black "Nolasco, Roger Minks"]
[Result "0-1"]
[ECO "C50"]
[BlackElo "1918"]
[PlyCount "92"]
[EventDate "2017.10.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. Nc3 Nf6 5. a3 d6 6. d3 Be6 7. Bxe6 fxe6 8. Bg5 0-0 9. Ne2 Qe8 10. Ng3 Ng4 11. d4 exd4 12. h3 Nge5 13. Nxe5 dxe5 14. Qd3 h6 15. Bd2 Qg6 16. 0-0 Bd6 17. Ne2 Rf7 18. Qg3 Qxe4 19. Rae1 Qxc2 20. Bxh6 Kh7 21. Bg5 Raf8 22. Qh4+ Kg8 23. f3 Qg6 24. Qg4 Qf5 25. Qh5 g6 26. Qh4 Rh7 27. Qg3 e4 28. Qg4 Qxg4 29. fxg4 Rxf1+ 30. Rxf1 Rf7 31. Rc1 Kf8 32. Rxc6 bxc6 33. Nxd4 Bc5 34. Be3 Bxd4 35. Bxd4 a6 36. g5 e5 37. Bxe5 e3 38. Bf6 Rd7 39. Kf1 Rd2 40. Be5 Rf2+ 41. Ke1 Rxg2 42. Bd4 Rxg5 43. Bxe3 Rg3 44. Bf4 Rxh3 45. Bxc7 Rb3 46. Be5 Re3+ 0-1

[Event "BRA-ch U26"]
[Site "Goiania"]
[Date "2017.10.19"]
[Round "1"]
[White "Dos Santos, Jefferson Felipe"]
[Black "Noronha, Natanael Muana C"]
[Result "0-1"]
[ECO "B27"]
[BlackElo "1846"]
[PlyCount "124"]
[EventDate "2017.10.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. Bc4 Bg7 4. c3 e6 5. d3 d5 6. exd5 exd5 7. Bb5+ Nc6 8. Qe2+ Qe7 9. Qxe7+ Ngxe7 10. Bf4 0-0 11. 0-0 a6 12. Bxc6 Nxc6 13. Bd6 Re8 14. Bxc5 Bf5 15. d4 Re2 16. Nbd2 Bh6 17. Nb3 Rxb2 18. Rfe1 Rc2 19. Ne5 Rxc3 20. Nxc6 bxc6 21. Na5 Rc8 22. Nxc6 Rxc6 23. Re8+ Kg7 24. Bf8+ Kf6 25. Bxh6 g5 26. h4 gxh4 27. Bf4 Kg7 28. Rae1 Re6 29. R8xe6 fxe6 30. Rc1 Ra3 31. Ra1 Kf6 32. Bd6 Ra4 33. Bc5 Rc4 34. Re1 Rc2 35. a4 h3 36. gxh3 Bxh3 37. Re3 Bf5 38. a5 h5 39. Bb6 Kg5 40. Bc5 h4 41. Bd6 Rc4 42. Be5 Ra4 43. Rb3 Rxa5 44. Rb7 Ra1+ 45. Kg2 Be4+ 46. Kh3 Rh1+ 47. Bh2 Rb1 48. Rxb1 Bxb1 49. Bd6 Bf5+ 50. Kh2 Kg4 51. Be7 h3 52. Bd6 Kf3 53. Kg1 Ke4 54. Bc5 Kd3 55. Kh2 a5 56. Kg3 Kc4 57. f3 a4 58. Kf2 e5 59. Ba3 exd4 60. Bb2 d3 61. Be5 Kb3 62. Ke3 Kc2 0-1

