[Event "Cearense-ch"]
[Site "Fortaleza"]
[Date "2006.10.15"]
[Round "7"]
[White "Siqueira Jr, Antonio"]
[Black "Barbosa, Joao Francisco Meir"]
[Result "0-1"]
[ECO "C41"]
[BlackElo "2009"]
[PlyCount "36"]
[EventDate "2006.10.12"]
[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. Nc3 e5 3. Nf3 d6 4. Bc4 Be7 5. 0-0 0-0 6. d4 exd4 7. Nxd4 c5 8. Nf3 a6 9. Nd5 Nxd5 10. Bxd5 Nd7 11. Bf4 Nb6 12. c4 Nxd5 13. exd5 Bf6 14. Qd2 Bg4 15. Bg5 Bxf3 16. Bxf6 Qxf6 17. gxf3 Qxf3 18. Qe3 Qg4+ 0-1

[Event "Cearense-ch"]
[Site "Fortaleza"]
[Date "2006.10.14"]
[Round "6"]
[White "Da Paixao, Irineu Vieira"]
[Black "Siqueira Jr, Antonio"]
[Result "1-0"]
[ECO "C57"]
[PlyCount "31"]
[EventDate "2006.10.12"]
[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 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Nxd5 6. Nxf7 Kxf7 7. Qf3+ Ke6 8. Nc3 Ncb4 9. 0-0 c6 10. Bb3 Qf6 11. Qe2 b6 12. a3 Na6 13. d4 Bd6 14. f4 Qe7 15. fxe5 Bb8 16. Qg4# 1-0

[Event "Cearense-ch"]
[Site "Fortaleza"]
[Date "2006.10.14"]
[Round "5"]
[White "Siqueira Jr, Antonio"]
[Black "Nogueira, Jorge da Silva"]
[Result "0-1"]
[ECO "B01"]
[PlyCount "74"]
[EventDate "2006.10.12"]
[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 Qxd5 3. Nc3 Qa5 4. Nf3 Nf6 5. Bc4 Bf5 6. Ng5 e6 7. 0-0 h6 8. Nf3 Bd6 9. d3 c6 10. Bd2 Qc7 11. Ne2 0-0 12. Ng3 Bh7 13. d4 Nbd7 14. Be3 Rfd8 15. c3 e5 16. d5 Nxd5 17. Bxd5 cxd5 18. Qxd5 Nf6 19. Qd1 Rd7 20. Qe1 Ng4 21. h3 Nxe3 22. Qxe3 f6 23. Rad1 a6 24. a3 Rad8 25. b4 a5 26. Ne4 Be7 27. Rxd7 Rxd7 28. Nc5 Bxc5 29. Qxc5 Qxc5 30. bxc5 Kf7 31. Rc1 Rd5 32. Kh2 Ke6 33. Kg3 Rxc5 34. Nh2 b5 35. Nf1 b4 36. c4 b3 37. Nd2 a4 0-1

[Event "Cearense-ch"]
[Site "Fortaleza"]
[Date "2006.10.13"]
[Round "4"]
[White "Siqueira Jr, Antonio"]
[Black "Monte, Edmar Ferreira"]
[Result "0-1"]
[ECO "B43"]
[PlyCount "98"]
[EventDate "2006.10.12"]
[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. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Qc7 6. Nc3 Nc6 7. Nf3 b5 8. Be3 Bb7 9. 0-0 Nf6 10. Ne2 Be7 11. Bf4 e5 12. Be3 0-0 13. Ng3 Bd8 14. Bc5 Be7 15. Bxe7 Nxe7 16. a3 Bc6 17. b3 d6 18. Rc1 Qb7 19. Nd2 d5 20. Re1 Rfe8 21. c3 Rad8 22. Re2 Ng6 23. Bb1 d4 24. cxd4 Rxd4 25. Nf5 Rdd8 26. Ng3 Qd7 27. Ngf1 Qd4 28. Qe1 Ba8 29. Nf3 Qb6 30. N1d2 Nf4 31. Re3 Qe6 32. Nf1 Qg4 33. Ng3 h5 34. h3 Qg6 35. Nh4 Qg5 36. Nf3 Qh6 37. Nf5 Qh7 38. Rc7 Rd7 39. Rxd7 Nxd7 40. Nd6 Qg6 41. g3 Nxh3+ 42. Kh2 Qxd6 43. Kxh3 Qxa3 44. Qd2 Qe7 45. Ba2 b4 46. Nh4 g6 47. Qe2 Qe6+ 48. Kg2 Nf6 49. Kh2 Ng4+ 0-1

[Event "Cearense-ch"]
[Site "Fortaleza"]
[Date "2006.10.12"]
[Round "2"]
[White "Barreto, Paulo Robson Rodrig"]
[Black "Siqueira Jr, Antonio"]
[Result "1-0"]
[ECO "D02"]
[PlyCount "85"]
[EventDate "2006.10.12"]
[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 d5 2. Nf3 Nc6 3. e3 e6 4. c3 Nf6 5. Bd3 Bd6 6. Nbd2 e5 7. dxe5 Nxe5 8. Nxe5 Bxe5 9. Nf3 Bg4 10. Qa4+ Bd7 11. Qb3 Bd6 12. Qxb7 0-0 13. Qb3 Be6 14. Qc2 c6 15. 0-0 Bg4 16. Nd4 Qd7 17. f3 Bh5 18. Nf5 Bg6 19. Nxd6 Bxd3 20. Qxd3 Qxd6 21. e4 Rad8 22. Bg5 dxe4 23. Qxd6 Rxd6 24. fxe4 Nxe4 25. Be7 Re6 26. Bxf8 Kxf8 27. Rfe1 f5 28. Rad1 Ke7 29. Rd4 a6 30. g3 g6 31. Kg2 h5 32. Re3 g5 33. Kf3 Kf6 34. h3 g4+ 35. hxg4 Ng5+ 36. Ke2 Rxe3+ 37. Kxe3 hxg4 38. Rd6+ Ke5 39. Rd8 Ne4 40. Re8+ Kd5 41. Kf4 Kc4 42. Rxe4+ fxe4 43. Kxe4 1-0

[Event "Cearense-ch"]
[Site "Fortaleza"]
[Date "2006.10.12"]
[Round "1"]
[White "Freitas, Marcos Antonio da C"]
[Black "Siqueira Jr, Antonio"]
[Result "1-0"]
[ECO "C78"]
[PlyCount "23"]
[EventDate "2006.10.12"]
[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 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Bc5 6. Nxe5 Nxe5 7. d4 Ba7 8. dxe5 Nxe4 9. Qg4 Nc5 10. Qxg7 Rf8 11. Bh6 Nxa4 12. Qxf8# 1-0

