[Event "Petrolina op"]
[Site "Petrolina"]
[Date "2009.10.12"]
[Round "7"]
[White "Da Silva, Mateus Tomaz"]
[Black "Viera, Caina Coelho"]
[Result "1-0"]
[ECO "E81"]
[PlyCount "41"]
[EventDate "2009.10.09"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 e6 6. Be3 Nbd7 7. Qd2 0-0 8. 0-0-0 c6 9. Bg5 Qc7 10. g4 a5 11. h4 Re8 12. h5 e5 13. dxe5 dxe5 14. hxg6 fxg6 15. Bh6 b5 16. Bxg7 Kxg7 17. Qh6+ Kf7 18. cxb5 Rh8 19. Bc4+ Nd5 20. Rxd5 cxd5 21. Bxd5+ 1-0

[Event "Petrolina op"]
[Site "Petrolina"]
[Date "2009.10.11"]
[Round "6"]
[White "Viera, Caina Coelho"]
[Black "Santos, Gildemar de Oliveir"]
[Result "0-1"]
[ECO "B50"]
[PlyCount "62"]
[EventDate "2009.10.09"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 a6 3. Nc3 d6 4. h3 Nc6 5. Bc4 e6 6. 0-0 Nf6 7. d3 b5 8. Nxb5 axb5 9. Bxb5 Bd7 10. Re1 Be7 11. e5 dxe5 12. Nxe5 Nxe5 13. Bxd7+ Nexd7 14. Qf3 0-0 15. Qg3 Nh5 16. Qf3 g6 17. Re4 Ndf6 18. Rc4 Qb6 19. b3 Rad8 20. Bb2 Nd5 21. g4 Nhf4 22. Rxf4 Nxf4 23. Qxf4 Rfe8 24. g5 Rd5 25. h4 Rf5 26. Qe4 c4 27. Bd4 Bc5 28. Be3 Bxe3 29. fxe3 Qd6 30. dxc4 Qg3+ 31. Kh1 Rf2 0-1

[Event "Petrolina op"]
[Site "Petrolina"]
[Date "2009.10.10"]
[Round "3"]
[White "Santos Barbosa, Jaqueline Jhenif"]
[Black "Viera, Caina Coelho"]
[Result "1-0"]
[ECO "A15"]
[PlyCount "48"]
[EventDate "2009.10.09"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. c4 Nf6 2. Nf3 g6 3. e3 Bg7 4. Be2 0-0 5. h3 d6 6. 0-0 c5 7. b3 Ne4 8. d4 Bf5 9. Nbd2 Nc3 10. Qe1 Nxe2+ 11. Qxe2 cxd4 12. Nxd4 Bxd4 13. exd4 Nc6 14. Nf3 Nb4 15. Bh6 Re8 16. Qb2 f6 17. Rad1 Qa5 18. a3 Nc6 19. d5 Ne5 20. b4 Qc7 21. Nxe5 dxe5 22. Qb3 g5 23. c5 Kh8 24. d6 Qc6 1-0

[Event "Petrolina op"]
[Site "Petrolina"]
[Date "2009.10.09"]
[Round "1"]
[White "Carvalho, Marciel"]
[Black "Viera, Caina Coelho"]
[Result "1-0"]
[ECO "D02"]
[PlyCount "73"]
[EventDate "2009.10.09"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. d4 d5 2. g3 Nf6 3. Bg2 g6 4. c3 Bg7 5. Bf4 Bf5 6. Nd2 0-0 7. Ngf3 Nc6 8. 0-0 Re8 9. Nh4 Bd7 10. Qb3 e6 11. Qxb7 Rb8 12. Qxc7 Qxc7 13. Bxc7 Rxb2 14. Nhf3 Bh6 15. e3 Rc2 16. Rfc1 Rxc1+ 17. Rxc1 Rc8 18. Bd6 Bf8 19. Bxf8 Kxf8 20. c4 dxc4 21. Rxc4 Na5 22. Rxc8+ Bxc8 23. Ne5 Nb7 24. Nc6 a6 25. Na7 Nd6 26. e4 Nfxe4 27. Nxe4 Nxe4 28. Bxe4 Bd7 29. Bc6 Bxc6 30. Nxc6 Ke8 31. Nb4 a5 32. Nc6 a4 33. Kf1 Kd7 34. Ne5+ Ke7 35. Ke2 f6 36. Nc4 Kd7 37. Nb6+ 1-0

[Event "Petrolina op"]
[Site "Petrolina"]
[Date "2009.10.09"]
[Round "2"]
[White "Viera, Caina Coelho"]
[Black "Marques, Matheus Augusto"]
[Result "0-1"]
[ECO "A45"]
[PlyCount "114"]
[EventDate "2009.10.09"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 e6 3. Bxf6 Qxf6 4. Nf3 Be7 5. e4 d6 6. Bd3 Nc6 7. c3 0-0 8. Nbd2 Bd7 9. 0-0 Qg6 10. Qc2 e5 11. g3 Bg5 12. d5 Ne7 13. Nxg5 Qxg5 14. Nf3 Qf6 15. Be2 c6 16. c4 Rac8 17. Qd3 Bg4 18. Rac1 b5 19. cxb5 cxb5 20. Nh4 Bxe2 21. Qxe2 Qg5 22. Rxc8 Rxc8 23. Qxb5 Ng6 24. Nf5 Qf6 25. Qb7 Rf8 26. Qxa7 Qg5 27. Nxd6 Nf4 28. Nf5 Nh3+ 29. Kh1 Qg4 30. f3 Qh5 31. d6 Ng5 32. Nh4 Ne6 33. Rc1 g5 34. Qe7 gxh4 35. g4 Qg5 36. Qxg5+ Nxg5 37. d7 Rd8 38. Rc8 Ne6 39. b4 Kf8 40. b5 Ke7 41. a4 Kxd7 42. Rc1 Ra8 43. Rc4 h3 44. b6 Rc8 45. Rxc8 Kxc8 46. a5 Kb7 47. Kg1 Nd4 48. Kf2 Nc6 49. Kg3 Nxa5 50. Kxh3 Kxb6 51. Kh4 Nc6 52. Kh5 Nd4 53. Kh6 Nxf3 54. Kg7 Nxh2 55. g5 Nf3 56. Kf6 Kc5 57. Kf5 Kd4 0-1

