[Event "BRA North Region-ch 10th"]
[Site "Manaus"]
[Date "2007.06.??"]
[Round "3"]
[White "Barreiros, Guilherme"]
[Black "Alvarenga, Otavio"]
[Result "1-0"]
[ECO "D06"]
[PlyCount "65"]
[EventDate "2007.06.07"]
[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. c4 Nf6 3. e3 Bf5 4. Nc3 e6 5. a3 Nc6 6. b3 dxc4 7. Bxc4 a6 8. Bd3 Bxd3 9. Qxd3 Na5 10. Qc2 Bd6 11. Nf3 0-0 12. 0-0 Qd7 13. Bd2 c5 14. Ne4 Nxe4 15. Qxe4 Nxb3 16. Rab1 Nxd2 17. Nxd2 cxd4 18. Rxb7 Qc8 19. a4 Rb8 20. Rxb8 Qxb8 21. g3 f5 22. Qxd4 Qc8 23. Qxd6 Rd8 24. Qb4 Qc7 25. Nc4 Rb8 26. Qc3 Rb7 27. Rc1 Qb8 28. Kg2 Rb3 29. Qe5 Qb7+ 30. Kh3 Rb1 31. Qxe6+ Kf8 32. Qxf5+ Ke8 33. Nd6+ 1-0

[Event "BRA North Region-ch 10th"]
[Site "Manaus"]
[Date "2007.06.??"]
[Round "5"]
[White "Barreiros, Guilherme"]
[Black "Ferreira, Anderson"]
[Result "1/2-1/2"]
[ECO "B41"]
[PlyCount "56"]
[EventDate "2007.06.07"]
[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. Nc3 e6 3. e4 Nc6 4. Nf3 d6 5. d4 cxd4 6. Nxd4 a6 7. Be2 Nf6 8. Be3 Qc7 9. 0-0 Be7 10. a3 0-0 11. f4 e5 12. Nc2 Na5 13. Nd5 Nxd5 14. cxd5 f5 15. b4 Nb3 16. Rb1 Qc3 17. Qd3 Qxd3 18. Bxd3 Nd4 19. Nxd4 exd4 20. Bxd4 fxe4 21. Bxe4 Bf5 22. Rbe1 Rae8 23. Bb6 Bd8 24. Bxd8 Bxe4 25. Bc7 Bxd5 26. Bxd6 Rxe1 27. Rxe1 Rd8 28. Be5 Bc6 1/2-1/2

[Event "BRA North Region-ch 10th"]
[Site "Manaus"]
[Date "2007.06.??"]
[Round "1"]
[White "Barreiros, Guilherme"]
[Black "Reboucas, Darkenwald Pereira"]
[Result "0-1"]
[ECO "D10"]
[PlyCount "134"]
[EventDate "2007.06.07"]
[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 c6 2. Nc3 d5 3. cxd5 cxd5 4. d4 Nf6 5. e3 Bf5 6. h3 Nc6 7. Nf3 e6 8. a3 Bd6 9. Be2 a6 10. 0-0 Qc7 11. Bd3 Bg6 12. Qc2 Rb8 13. b4 Na7 14. Rb1 Rc8 15. Bb2 Ne4 16. Qa4+ b5 17. Bxb5+ axb5 18. Nxb5 Nxb5 19. Qxb5+ Ke7 20. Rbc1 Qb8 21. Qxb8 Bxb8 22. b5 Rc4 23. Rfe1 Rhc8 24. a4 Nd6 25. Ne5 Rxa4 26. Rxc8 Nxc8 27. Nc6+ Ke8 28. Nxb8 Rb4 29. Rc1 Nb6 30. Ba3 Rxb5 31. Rc5 Rxc5 32. dxc5 Nc4 33. Bb4 Kd8 34. Nc6+ Kd7 35. Nd4 e5 36. Nb5 Bd3 37. Nd6 f6 38. f3 Nxe3 39. Kf2 Nc2 40. Ba5 g6 41. Bb6 f5 42. Nb7 e4 43. fxe4 dxe4 44. Ba5 e3+ 45. Kg1 e2 46. Kf2 e1Q+ 47. Bxe1 Nxe1 48. Kxe1 Be4 49. Na5 Bxg2 50. h4 h6 51. Kf2 Be4 52. Ke3 g5 53. hxg5 hxg5 54. Nc4 Kc6 55. Nd2 Bd5 56. Nf1 Kxc5 57. Nh2 f4+ 58. Kf2 Be6 59. Kf3 Kd5 60. Ng4 Bxg4+ 61. Kxg4 Ke4 62. Kxg5 f3 63. Kg4 f2 64. Kg3 f1Q 65. Kg4 Qg1+ 66. Kh4 Kf4 67. Kh5 Qg5# 0-1

[Event "BRA North Region-ch 10th"]
[Site "Manaus"]
[Date "2007.06.??"]
[Round "7"]
[White "Barreiros, Guilherme"]
[Black "Silva, Renan"]
[Result "1-0"]
[ECO "D13"]
[PlyCount "81"]
[EventDate "2007.06.07"]
[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. c4 c6 3. Nf3 Nf6 4. e3 Bg4 5. cxd5 cxd5 6. Nc3 e6 7. Bb5+ Nbd7 8. 0-0 Bb4 9. a3 Bxc3 10. bxc3 a6 11. Be2 0-0 12. h3 Bxf3 13. Bxf3 e5 14. Bd2 e4 15. Be2 Nb6 16. Qb3 Rc8 17. Rab1 Qd6 18. Qxb6 Qxa3 19. Ra1 Qe7 20. Rfb1 Rb8 21. Qb4 Qd8 22. c4 b5 23. cxb5 axb5 24. Qa5 Qc8 25. Bxb5 Ra8 26. Qc3 Qf5 27. Rxa8 Rxa8 28. Bc6 Rc8 29. Qa5 h6 30. Qb5 g5 31. Qb7 g4 32. Bd7 Nxd7 33. Qxc8+ Kg7 34. Rb8 gxh3 35. Qh8+ Kg6 36. Rg8+ Kh5 37. g4+ Qxg4+ 38. Rxg4 Kxg4 39. Qxh6 f5 40. Qg7+ Kf3 41. Qxd7 1-0

[Event "BRA North Region-ch 10th"]
[Site "Manaus"]
[Date "2007.06.??"]
[Round "2"]
[White "Braga Neto, Antenor de Carvalho"]
[Black "Barreiros, Guilherme"]
[Result "1-0"]
[ECO "A56"]
[PlyCount "91"]
[EventDate "2007.06.07"]
[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 c5 2. d5 Nf6 3. c4 d6 4. Nc3 Bf5 5. Nf3 e6 6. Bg5 Nbd7 7. e4 Bg4 8. Bd3 Be7 9. Bxf6 Bxf6 10. Be2 0-0 11. 0-0 h6 12. dxe6 Nb6 13. exf7+ Rxf7 14. Qd3 Qe7 15. Rad1 Rd8 16. Rfe1 Bxc3 17. bxc3 Qf6 18. e5 Bf5 19. exf6 Bxd3 20. Bxd3 Rxf6 21. Bc2 a5 22. a4 Kh8 23. Bb3 Rf4 24. Ne5 Kh7 25. Bc2+ Kg8 26. Ng6 Rf7 27. g3 Rf3 28. Re3 Rf6 29. Rde1 Nd7 30. Re8+ Rxe8 31. Rxe8+ Kf7 32. Re7+ Kg8 33. Rxd7 Rf7 34. Rxf7 Kxf7 35. Be4 Kf6 36. f4 h5 37. Kf2 b6 38. Ke3 Kf7 39. f5 Kf6 40. Kf4 Kf7 41. Kg5 Kg8 42. Kxh5 Kf7 43. Kg5 Kg8 44. Ne7+ Kf7 45. Nd5 Ke8 46. Nxb6 1-0

[Event "BRA North Region-ch 10th"]
[Site "Manaus"]
[Date "2007.06.??"]
[Round "4"]
[White "Oliveira, Roberto Stange"]
[Black "Barreiros, Guilherme"]
[Result "0-1"]
[ECO "C10"]
[PlyCount "58"]
[EventDate "2007.06.07"]
[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 d5 5. exd5 exd5 6. Nc3 Nf6 7. Be2 Be7 8. 0-0 0-0 9. Bf4 a6 10. Bf3 Bb4 11. Rb1 Bxc3 12. bxc3 b5 13. Bg5 Bb7 14. Re1 h6 15. Bh4 Nbd7 16. Nf5 Qa5 17. Qd4 Qxa2 18. Nxh6+ Kh7 19. Bxf6 Nxf6 20. Ng4 Nxg4 21. Qxg4 Qxc2 22. Qd7 Rab8 23. Rbd1 Qxc3 24. Bxd5 Bxd5 25. Qxd5 Rfe8 26. Qh5+ Kg8 27. Rf1 Rb6 28. Rd7 Rf6 29. Rfd1 Re1+ 0-1

[Event "BRA North Region-ch 10th"]
[Site "Manaus"]
[Date "2007.06.??"]
[Round "6"]
[White "Santos, Carlos Roberto M"]
[Black "Barreiros, Guilherme"]
[Result "1-0"]
[ECO "B01"]
[PlyCount "93"]
[EventDate "2007.06.07"]
[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 Qd8 4. Nf3 Bf5 5. Bc4 e6 6. 0-0 Nf6 7. d4 Bd6 8. Bg5 Nbd7 9. Qe2 h6 10. Bh4 0-0 11. Ne5 Nb6 12. Bb3 c5 13. dxc5 Bxc5 14. a4 a5 15. Rad1 Qe7 16. h3 Rfc8 17. Rfe1 Bb4 18. Qe3 Ra6 19. Re2 g5 20. Bg3 Qc5 21. Qxc5 Bxc5 22. Red2 Re8 23. Nb5 Rf8 24. Nc7 Ne4 25. Nxa6 bxa6 26. Rd3 Nxf2 27. Bxf2 Bxf2+ 28. Kxf2 Bxd3 29. Rxd3 f6 30. Nd7 Nxd7 31. Bxe6+ Kh8 32. Rxd7 Re8 33. Bf5 Rb8 34. b3 Rb4 35. Bd3 Rf4+ 36. Ke2 Rb4 37. Rh7+ Kg8 38. Rxh6 Rb6 39. Rh7 Re6+ 40. Kd2 Rd6 41. Ra7 f5 42. Rxa6 Rxa6 43. Bxa6 Kf7 44. Ke3 Ke6 45. c3 Ke5 46. Bb7 f4+ 47. Kf3 1-0

