[Event "BRA-ch U26"]
[Site "Blumenau"]
[Date "2010.11.14"]
[Round "6"]
[White "Moreira, Rodolfo Brito da Si"]
[Black "Pereira de So, Jefferson Luis"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "1574"]
[PlyCount "98"]
[EventDate "2010.11.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 139 Extra"]
[Source "ChessBase"]
[SourceDate "2011.01.05"]
[SourceVersion "1"]
[SourceVersionDate "2011.01.05"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. d3 Nf6 4. Bf4 Nc6 5. g3 g6 6. Bg2 Bg7 7. Nge2 Bd7 8. 0-0 0-0 9. Qd2 Re8 10. Rad1 b5 11. Nxb5 Rb8 12. a4 a6 13. Nbc3 Rxb2 14. Rb1 Rxb1 15. Rxb1 Nd4 16. Nxd4 cxd4 17. Ne2 Bxa4 18. e5 dxe5 19. Bxe5 Ng4 20. Bxg7 Kxg7 21. Qf4 Nf6 22. Rb7 Bxc2 23. Bc6 Rf8 24. Nxd4 Bxd3 25. Qe5 Bc4 26. Rxe7 Qb8 27. Ne6+ Bxe6 28. Qxe6 Qc8 29. Qc4 a5 30. Ra7 Qf5 31. f3 Qb1+ 32. Kg2 Qb6 33. Rb7 Qe3 34. Ba4 Ne8 35. Rd7 Qe5 36. f4 Qb2+ 37. Kh3 Qf6 38. Kg2 Nd6 39. Qd5 Qb2+ 40. Kh3 Nf5 41. Bb3 Qf6 42. Qxa5 Nd4 43. Bd1 Re8 44. Qd5 Nf5 45. Bb3 Re7 46. Rd8 Re3 47. Qa8 Qh4+ 48. Kg2 Re2+ 49. Kf1 Qxh2 0-1

[Event "BRA-ch U26"]
[Site "Blumenau"]
[Date "2010.11.14"]
[Round "7"]
[White "Pereira de So, Jefferson Luis"]
[Black "De Azevedo, Alcides Alexandre A"]
[Result "0-1"]
[ECO "B98"]
[BlackElo "2065"]
[PlyCount "54"]
[EventDate "2010.11.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 139 Extra"]
[Source "ChessBase"]
[SourceDate "2011.01.05"]
[SourceVersion "1"]
[SourceVersionDate "2011.01.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Nbd7 9. 0-0-0 h6 10. Bh4 g5 11. Bg3 gxf4 12. Bf2 Qc7 13. g3 fxg3 14. Bxg3 Ne5 15. Qe2 Bd7 16. Bh3 Rc8 17. Rhf1 Nc4 18. Qf3 Ne5 19. Qf2 Rf8 20. Qf4 Nfg4 21. Qd2 Nc4 22. Qd3 Nge3 23. Kb1 Nxd1 24. Rxd1 b5 25. Rf1 Na3+ 26. Kc1 Bg5+ 27. Kd1 Nc4 0-1

[Event "BRA-ch U26"]
[Site "Blumenau"]
[Date "2010.11.13"]
[Round "4"]
[White "De Sousa, Clovis Ely Melo"]
[Black "Pereira de So, Jefferson Luis"]
[Result "1-0"]
[ECO "B37"]
[PlyCount "87"]
[EventDate "2010.11.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 139 Extra"]
[Source "ChessBase"]
[SourceDate "2011.01.05"]
[SourceVersion "1"]
[SourceVersionDate "2011.01.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d6 5. c4 Nf6 6. Nc3 g6 7. Be2 Bg7 8. Be3 0-0 9. Nc2 a5 10. 0-0 h6 11. f4 Kh7 12. Kh1 e6 13. Bf3 Qe7 14. Nb5 Rd8 15. Bb6 Rd7 16. Qe1 Ne8 17. Rb1 Ra6 18. Qf2 Bf6 19. Ne1 Qf8 20. a3 Bd8 21. Be3 Nc7 22. b4 axb4 23. axb4 Ra4 24. Nd3 Nxb5 25. cxb5 Ne7 26. Qc2 Ra3 27. b6 Qg7 28. Rfc1 Ra8 29. Qf2 Ng8 30. Bd4 f6 31. Ra1 Rb8 32. e5 dxe5 33. fxe5 f5 34. Nc5 Rf7 35. Nb3 Bd7 36. Ra7 Bb5 37. Nc5 Re7 38. Qa2 Qf7 39. Rxb7 Rbxb7 40. Nxb7 Bxb6 41. Bxb6 Bd3 42. Nd8 Qe8 43. Bc6 Qf8 44. Nxe6 1-0

[Event "BRA-ch U26"]
[Site "Blumenau"]
[Date "2010.11.13"]
[Round "5"]
[White "Pereira de So, Jefferson Luis"]
[Black "De Souza, Lucas Nunes Nora"]
[Result "1-0"]
[ECO "B01"]
[PlyCount "91"]
[EventDate "2010.11.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 139 Extra"]
[Source "ChessBase"]
[SourceDate "2011.01.05"]
[SourceVersion "1"]
[SourceVersionDate "2011.01.05"]
[SourceQuality "1"]

1. e4 d5 2. exd5 c6 3. dxc6 Nxc6 4. Nf3 e5 5. Bb5 Bg4 6. d3 Qb6 7. Bxc6+ Qxc6 8. 0-0 Bd6 9. Be3 Nf6 10. Nbd2 0-0 11. c3 Rfe8 12. Qc2 e4 13. Nd4 Qd7 14. dxe4 Bc7 15. f3 Bh5 16. Bf2 Bb6 17. N2b3 Bg6 18. Rad1 Rad8 19. Rd2 Qc8 20. Rfd1 Rd7 21. a4 a6 22. a5 Ba7 23. Kh1 Red8 24. Bh4 Bb8 25. Nc1 Qc7 26. Bg3 Qxa5 27. Bxb8 Rxb8 28. b4 Qc7 29. Ncb3 b6 30. c4 Ne8 31. c5 bxc5 32. bxc5 a5 33. c6 Rd6 34. Qa2 f5 35. exf5 Bf7 36. Qxa5 Bxb3 37. Qxc7 Nxc7 38. Nxb3 Rxc6 39. Nd4 Rcb6 40. Kg1 Nd5 41. Kf2 Rb2 42. Kg3 Rxd2 43. Rxd2 Rd8 44. Nc6 Rd6 45. Rxd5 Rxd5 46. Ne7+ 1-0

[Event "BRA-ch U26"]
[Site "Blumenau"]
[Date "2010.11.12"]
[Round "2"]
[White "Gomes, Jordan Rodrigues"]
[Black "Pereira de So, Jefferson Luis"]
[Result "1-0"]
[ECO "B90"]
[PlyCount "65"]
[EventDate "2010.11.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 139 Extra"]
[Source "ChessBase"]
[SourceDate "2011.01.05"]
[SourceVersion "1"]
[SourceVersionDate "2011.01.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d6 5. Nc3 a6 6. Be3 e5 7. Nb3 Nf6 8. Be2 Be6 9. Qd2 b5 10. f3 Be7 11. g4 d5 12. exd5 Nxd5 13. 0-0-0 Nxe3 14. Qxe3 Qc7 15. Kb1 0-0 16. h4 Rac8 17. Bd3 Nb4 18. Rc1 Nxd3 19. cxd3 Qd7 20. g5 Rfd8 21. Rhd1 Bxb3 22. axb3 Qe6 23. h5 Qxb3 24. Rd2 Bc5 25. Qe2 Bd4 26. Rdc2 a5 27. g6 fxg6 28. hxg6 h6 29. Ne4 Ra8 30. Rc7 a4 31. Rxg7+ Kxg7 32. Rc7+ Kh8 33. g7+ 1-0

[Event "BRA-ch U26"]
[Site "Blumenau"]
[Date "2010.11.12"]
[Round "3"]
[White "Pereira de So, Jefferson Luis"]
[Black "De Oliveira, Phelipe Jhonann Mad"]
[Result "1-0"]
[ECO "B32"]
[PlyCount "53"]
[EventDate "2010.11.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 139 Extra"]
[Source "ChessBase"]
[SourceDate "2011.01.05"]
[SourceVersion "1"]
[SourceVersionDate "2011.01.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 e6 4. d5 exd5 5. exd5 Qe7+ 6. Be2 Ne5 7. 0-0 Nf6 8. Nc3 Qd6 9. Nb5 Qb6 10. Nxe5 d6 11. Nc4 Qd8 12. Bg5 Be7 13. Bxf6 gxf6 14. Bd3 a6 15. Nc3 b5 16. Ne3 b4 17. Ne2 Bb7 18. Nf4 Qc7 19. a3 bxa3 20. Rxa3 a5 21. Qe2 Qd8 22. Bb5+ Kf8 23. Qh5 Ba6 24. Qh6+ Kg8 25. Nf5 Bf8 26. Rg3+ Bg7 27. Qxg7# 1-0

[Event "BRA-ch U26"]
[Site "Blumenau"]
[Date "2010.11.11"]
[Round "1"]
[White "Pereira de So, Jefferson Luis"]
[Black "Pirola, Claudionor Alcides"]
[Result "0-1"]
[ECO "C01"]
[BlackElo "2111"]
[PlyCount "98"]
[EventDate "2010.11.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 139 Extra"]
[Source "ChessBase"]
[SourceDate "2011.01.05"]
[SourceVersion "1"]
[SourceVersionDate "2011.01.05"]
[SourceQuality "1"]

1. e4 e6 2. c4 d5 3. exd5 exd5 4. d4 Nf6 5. Nf3 c6 6. Be2 Be7 7. 0-0 h6 8. Nc3 0-0 9. a3 dxc4 10. Bxc4 Nbd7 11. Ne5 Nb6 12. Ba2 Bf5 13. Be3 Nbd5 14. Bb1 Bxb1 15. Rxb1 Qa5 16. Qd2 Rfd8 17. Nc4 Qc7 18. Qe2 Nxc3 19. bxc3 b5 20. Ne5 Bxa3 21. f4 Nd5 22. Bd2 f6 23. Ng6 Nb6 24. f5 Re8 25. Qh5 Bd6 26. Rbe1 Nc4 27. Bc1 Qf7 28. Qf3 Qc7 29. Bf4 Bxf4 30. Nxf4 Nd2 31. Rxe8+ Rxe8 32. Qh5 Qf7 33. Qxf7+ Kxf7 34. Ra1 Re7 35. Ne6 Ne4 36. Nd8+ Ke8 37. Nxc6 Rc7 38. Nxa7 Nxc3 39. Ra6 Ne2+ 40. Kf2 Nxd4 41. Ra1 b4 42. Re1+ Kf7 43. Re4 Rxa7 44. Rxd4 Rb7 45. Rd2 b3 46. Rb2 Ke7 47. g4 Kd6 48. h4 Kc5 49. Ke3 Kb4 0-1

