[Event "Natal-ch"]
[Site "Mangaratiba"]
[Date "2009.12.31"]
[Round "6.5"]
[White "Cunha, Breno Violla"]
[Black "Sobrinho, Pericles Duarte"]
[Result "0-1"]
[ECO "B08"]
[BlackElo "2148"]
[PlyCount "39"]
[EventDate "2009.12.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 g6 2. e4 Bg7 3. Nc3 d6 4. Bc4 Nf6 5. Nf3 0-0 6. 0-0 Nxe4 7. Nxe4 d5 8. Bd3 dxe4 9. Bxe4 Nd7 10. c3 Nf6 11. Bc2 Be6 12. Re1 Qd6 13. Re2 Rad8 14. Qe1 Rfe8 15. Bg5 Bc4 16. Re5 Ng4 17. Bxe7 Nxe5 18. Bxd6 Nxf3+ 19. gxf3 Rxe1+ 20. Rxe1 0-1

[Event "Natal-ch"]
[Site "Mangaratiba"]
[Date "2009.12.31"]
[Round "7.6"]
[White "Cunha, Breno Violla"]
[Black "Vaz, Daniel Rodrigues"]
[Result "1-0"]
[ECO "B01"]
[BlackElo "2075"]
[PlyCount "23"]
[EventDate "2009.12.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. d4 Nxd5 4. Nf3 g6 5. Be2 Bg7 6. 0-0 0-0 7. c4 Nb6 8. Nc3 Nc6 9. d5 Na5 10. c5 Nd7 11. Bd2 c6 12. b4 1-0

[Event "Natal-ch"]
[Site "Mangaratiba"]
[Date "2009.12.30"]
[Round "5.3"]
[White "Cunha, Eduardo Arruda da G"]
[Black "Cunha, Breno Violla"]
[Result "1-0"]
[ECO "B21"]
[WhiteElo "2289"]
[PlyCount "73"]
[EventDate "2009.12.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 g6 5. Nf3 Bg7 6. Bc4 d6 7. Qb3 e6 8. Bf4 Ne7 9. Rd1 Nbc6 10. Rxd6 Qa5 11. 0-0 0-0 12. Rfd1 a6 13. h3 Re8 14. a3 b5 15. Be2 Rb8 16. Qc2 Qc7 17. Bg3 Qb7 18. b4 h6 19. Na2 g5 20. Nc1 Kh7 21. Nd3 a5 22. Nde5 Nxe5 23. Nxe5 axb4 24. axb4 Kg8 25. Nxf7 Kxf7 26. Bh5+ Ng6 27. Rc6 Re7 28. Bxb8 Qxb8 29. e5 Bb7 30. Qxg6+ Kg8 31. Rxe6 Be4 32. Qxe4 Rxe6 33. Rd7 Qxe5 34. Bf7+ Kf8 35. Qa8+ Re8 36. Qxe8+ Qxe8 37. Bxe8 1-0

[Event "Natal-ch"]
[Site "Mangaratiba"]
[Date "2009.12.30"]
[Round "4.6"]
[White "Violla, Kamille"]
[Black "Cunha, Breno Violla"]
[Result "0-1"]
[ECO "B06"]
[PlyCount "37"]
[EventDate "2009.12.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 g6 2. h4 Bg7 3. h5 Bf6 4. d4 d6 5. Be3 Nc6 6. Bc4 Bd7 7. Nf3 e5 8. dxe5 dxe5 9. Nc3 Bg4 10. Qd5 Qxd5 11. Nxd5 0-0-0 12. Ng5 Bxg5 13. Bxg5 Rd6 14. f3 Be6 15. hxg6 fxg6 16. f4 exf4 17. Bxf4 Rd7 18. Nb6+ axb6 19. Bxe6 0-1

[Event "Natal-ch"]
[Site "Mangaratiba"]
[Date "2009.12.29"]
[Round "3.6"]
[White "Cunha, Breno Violla"]
[Black "Jacome, Fernando Almeida"]
[Result "1/2-1/2"]
[ECO "A02"]
[BlackElo "2044"]
[PlyCount "22"]
[EventDate "2009.12.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. f4 Nf6 2. Nf3 d6 3. e3 Bd7 4. Be2 g6 5. 0-0 Bg7 6. Na3 0-0 7. c3 c5 8. Nc2 Nc6 9. d3 Qa5 10. e4 Rab8 11. Ne3 a6 1/2-1/2

[Event "Natal-ch"]
[Site "Mangaratiba"]
[Date "2009.12.28"]
[Round "2.4"]
[White "Bede, Arnaldo Gomes"]
[Black "Cunha, Breno Violla"]
[Result "1-0"]
[ECO "B03"]
[WhiteElo "1799"]
[PlyCount "47"]
[EventDate "2009.12.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. d4 d6 5. exd6 exd6 6. Nc3 Be7 7. Bd3 Nc6 8. Nge2 Nb4 9. Bb1 0-0 10. 0-0 Re8 11. Re1 Bf6 12. a3 Nc6 13. Be3 g6 14. b3 a5 15. Be4 Re7 16. c5 dxc5 17. dxc5 Qxd1 18. Raxd1 Nd7 19. f3 a4 20. b4 Nde5 21. b5 Na5 22. Nd5 Bh4 23. g3 Be6 24. Nef4 1-0

[Event "Natal-ch"]
[Site "Mangaratiba"]
[Date "2009.12.28"]
[Round "1.4"]
[White "Cunha, Breno Violla"]
[Black "Vieira, Icaro Antonio Geral"]
[Result "1/2-1/2"]
[ECO "A38"]
[BlackElo "2184"]
[PlyCount "40"]
[EventDate "2009.12.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 c5 2. Nf3 Nf6 3. g3 g6 4. Bg2 Bg7 5. 0-0 0-0 6. Nc3 Nc6 7. e3 e6 8. d4 cxd4 9. Nxd4 d5 10. Qe2 Qb6 11. cxd5 Nxd5 12. Nxd5 exd5 13. Bxd5 Nxd4 14. exd4 Bh3 15. Rd1 Rad8 16. Bf3 Bxd4 17. Be3 Bxe3 18. Qxe3 Qxb2 19. Qxa7 Rxd1+ 20. Rxd1 b6 1/2-1/2

