[Event "Sao Paulo op-B U2050"]
[Site "Sao Paulo"]
[Date "2014.04.06"]
[Round "6"]
[White "Araujo, Anna Luisa Londero"]
[Black "Villas Boas, Joao Guilherme"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1750"]
[PlyCount "47"]
[EventDate "2014.04.03"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qe5+ 4. Be2 Nf6 5. Nf3 Qa5 6. 0-0 e5 7. d3 Qb6 8. Nxe5 Qd6 9. Bf4 Bg4 10. Bxg4 Nxg4 11. Qxg4 Nc6 12. Nxf7 Qg6 13. Qxg6 hxg6 14. Nxh8 0-0-0 15. Nxg6 Nd4 16. Rac1 Bb4 17. Rfe1 Bxc3 18. bxc3 Nxc2 19. Rxc2 Rxd3 20. h3 b6 21. Re7 Rd1+ 22. Kh2 Kd8 23. Rce2 Rd3 24. Nf8 1-0

[Event "Sao Paulo op-B U2050"]
[Site "Sao Paulo"]
[Date "2014.04.06"]
[Round "5"]
[White "Yokomizo, Wilton"]
[Black "Villas Boas, Joao Guilherme"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1457"]
[PlyCount "67"]
[EventDate "2014.04.03"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qe5+ 4. Qe2 Qxe2+ 5. Bxe2 Nc6 6. Nf3 Bg4 7. 0-0 Bxf3 8. Bxf3 Nd4 9. Bxb7 Rb8 10. Be4 Nf6 11. Bd3 e5 12. Re1 Bd6 13. f4 Ng4 14. h3 Bc5 15. hxg4 Nxc2+ 16. Kf1 Nxe1 17. Kxe1 exf4 18. Bb5+ Kd8 19. a4 Re8+ 20. Bxe8 Kxe8 21. Nd5 Bd6 22. Rb1 f3 23. gxf3 Bg3+ 24. Ke2 Kd7 25. d3 Kd6 26. Bf4+ Kxd5 27. Bxg3 Rb4 28. b3 Kc6 29. Rc1+ Kb7 30. Rxc7+ Ka6 31. Bf2 Rb7 32. Rxb7 Kxb7 33. b4 Ka6 34. d4 1-0

[Event "Sao Paulo op-B U2050"]
[Site "Sao Paulo"]
[Date "2014.04.05"]
[Round "3"]
[White "Vescovi, Katherine Lemos"]
[Black "Villas Boas, Joao Guilherme"]
[Result "1-0"]
[ECO "C62"]
[WhiteElo "1801"]
[PlyCount "81"]
[EventDate "2014.04.03"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. 0-0 Bg4 5. h3 Bxf3 6. Qxf3 Nf6 7. c3 d5 8. exd5 Qxd5 9. Qxd5 Nxd5 10. Re1 Bd6 11. d4 0-0 12. Bxc6 bxc6 13. dxe5 Rae8 14. Bg5 Rxe5 15. Rxe5 Bxe5 16. Nd2 Bf4 17. Bxf4 Nxf4 18. Nf3 Nd3 19. b3 Re8 20. Kf1 Nf4 21. Rd1 Nd5 22. c4 Nc3 23. Rd2 Ne4 24. Rd7 Nc3 25. Rxc7 Rd8 26. Rxc6 Rd1+ 27. Ne1 Kf8 28. Ra6 Ne4 29. Rxa7 Nc5 30. b4 Nd3 31. Ke2 Nb2 32. c5 Rd8 33. c6 Re8+ 34. Kf1 Nc4 35. Nf3 Ne5 36. Nxe5 Rxe5 37. c7 Re8 38. b5 Ke7 39. c8Q+ Kf8 40. Qd7 Rb8 41. Qxf7# 1-0

[Event "Sao Paulo op-B U2050"]
[Site "Sao Paulo"]
[Date "2014.04.05"]
[Round "4"]
[White "Villas Boas, Joao Guilherme"]
[Black "De Oliveira, Francemir Barra"]
[Result "0-1"]
[ECO "C45"]
[BlackElo "1779"]
[PlyCount "36"]
[EventDate "2014.04.03"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Bg5 h6 6. Bxf6 Qxf6 7. e5 Nxe5 8. Qe2 Bd6 9. Nb5 0-0 10. Nxd6 cxd6 11. Qe4 Re8 12. f4 Nf3+ 13. gxf3 Rxe4+ 14. fxe4 Qxb2 15. Bc4 Qc1+ 16. Kf2 Qxh1 17. Bf1 Qxe4 18. Nc3 Qd4+ 0-1

[Event "Sao Paulo op-B U2050"]
[Site "Sao Paulo"]
[Date "2014.04.04"]
[Round "2"]
[White "Villas Boas, Joao Guilherme"]
[Black "Guerreiro, Alexandre Vieira"]
[Result "0-1"]
[ECO "B21"]
[BlackElo "1962"]
[PlyCount "52"]
[EventDate "2014.04.03"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. Qxd4 Nc6 4. Qc4 d6 5. Nc3 Be6 6. Nd5 Rc8 7. Qb5 b6 8. Qa6 Bd7 9. Bb5 e6 10. Bxc6 Bxc6 11. Nc3 Nf6 12. Bg5 Be7 13. Bxf6 Bxf6 14. Nb5 Ra8 15. Nxa7 Qd7 16. Qxb6 Rxa7 17. Qb8+ Bd8 18. 0-0-0 Rc7 19. e5 0-0 20. Rxd6 Bg5+ 21. Kb1 Rxb8 22. Rxd7 Rxd7 23. Ne2 Bxg2 24. Rg1 Bf3 25. Rxg5 Bxe2 26. Rg1 Rd1+ 0-1

