[Event "BRA-ch Amateur U1600"]
[Site "Sao Paulo"]
[Date "2019.06.23"]
[Round "7"]
[White "Oliveira, Guilherme Assis Arr"]
[Black "Ribeiro, Gilnei Guedes"]
[Result "1-0"]
[ECO "A47"]
[BlackElo "1441"]
[PlyCount "147"]
[EventDate "2019.06.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 e6 3. e3 b6 4. Nf3 Bb7 5. Be2 Be7 6. Nbd2 c5 7. c3 d6 8. h3 Nbd7 9. 0-0 Ne4 10. Nxe4 Bxe4 11. Nd2 Bb7 12. Bf3 Bxf3 13. Qxf3 Nf6 14. Qc6+ Kf8 15. Nc4 Rc8 16. Qa4 Qc7 17. dxc5 Qxc5 18. Nd2 Rc7 19. Ne4 Qc6 20. Qxc6 Rxc6 21. Nd2 d5 22. Nf3 Nd7 23. Rfd1 Bf6 24. Re1 Rc4 25. Bd6+ Ke8 26. Rad1 Nc5 27. Be5 Ke7 28. Bd4 Ne4 29. Bxf6+ Kxf6 30. Nd2 Nxd2 31. Rxd2 Rhc8 32. Red1 b5 33. Rd4 a5 34. a3 g6 35. g3 h5 36. Kg2 g5 37. R1d2 a4 38. f3 Ke5 39. f4+ gxf4 40. exf4+ Kd6 41. g4 Rxd4 42. Rxd4 hxg4 43. hxg4 f6 44. Rb4 Kc5 45. Kf2 Rh8 46. g5 fxg5 47. fxg5 e5 48. Rg4 Rf8+ 49. Ke3 Kd6 50. g6 Rg8 51. g7 Ke6 52. Rg6+ Kf5 53. Rd6 Rxg7 54. Rxd5 Rb7 55. Rd2 Rc7 56. Rf2+ Ke6 57. Rh2 Kd5 58. Rh4 Rc4 59. Rh8 Rc5 60. Rh4 Rc4 61. Rh8 Rc6 62. Rh4 Rg6 63. Rb4 Kc5 64. Ke4 Rg4+ 65. Kxe5 Rxb4 66. cxb4+ Kc4 67. Kd6 Kb3 68. Kc5 Kxb2 69. Kxb5 Kxa3 70. Kc4 Kb2 71. b5 a3 72. b6 a2 73. b7 a1Q 74. b8Q+ 1-0

[Event "BRA-ch Amateur U1600"]
[Site "Sao Paulo"]
[Date "2019.06.22"]
[Round "6"]
[White "De Oliveira, John Richard Aparec"]
[Black "Oliveira, Guilherme Assis Arr"]
[Result "1-0"]
[ECO "E07"]
[WhiteElo "1487"]
[PlyCount "105"]
[EventDate "2019.06.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. c4 d5 2. d4 c6 3. g3 e6 4. Bg2 Nf6 5. Nf3 Be7 6. 0-0 0-0 7. Nc3 Nbd7 8. Nd2 e5 9. cxd5 exd4 10. dxc6 bxc6 11. Nce4 Rb8 12. Nxf6+ Bxf6 13. Bxc6 Qc7 14. Bg2 Bb7 15. Ne4 Bxe4 16. Bxe4 Rfe8 17. Bg2 Rbd8 18. Bf4 Qb6 19. Rb1 Qa6 20. Qd3 Qxa2 21. Bf3 Ne5 22. Bxe5 Bxe5 23. b4 Qe6 24. Ra1 Re7 25. b5 g6 26. Bc6 Bf6 27. e4 Rc7 28. Ra6 Qe5 29. f4 Qc5 30. e5 Be7 31. Rd1 Qb4 32. g4 Bc5 33. f5 Qc3 34. Kg2 Qb2+ 35. Rd2 Qc1 36. Rc2 Qb1 37. Rd2 Qxd3 38. Rxd3 Re7 39. e6 fxe6 40. fxe6 Bb6 41. Bd7 Rf8 42. Rf3 g5 43. Raa3 Rxf3 44. Rxf3 Kg7 45. Kf1 Kg6 46. Ke2 h5 47. h3 hxg4 48. hxg4 Bc5 49. Kd3 Bb6 50. Ke4 Rg7 51. Ke5 Bc5 52. Be8+ Kh6 53. Rh3# 1-0

[Event "BRA-ch Amateur U1600"]
[Site "Sao Paulo"]
[Date "2019.06.22"]
[Round "5"]
[White "Oliveira, Guilherme Assis Arr"]
[Black "Nunes, Marcela Andreia Dia"]
[Result "1-0"]
[ECO "A48"]
[BlackElo "1596"]
[PlyCount "63"]
[EventDate "2019.06.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 g6 3. e3 Bg7 4. c3 d6 5. Nf3 0-0 6. Be2 c5 7. 0-0 cxd4 8. exd4 Be6 9. Nbd2 Qb6 10. b3 Nd5 11. Nc4 Qc7 12. Bd2 b5 13. Ne3 Nxc3 14. Rc1 Nxe2+ 15. Qxe2 Qb6 16. d5 Bd7 17. Bc3 a5 18. Bxg7 Kxg7 19. Rfd1 Na6 20. Nd4 Rac8 21. Nc6 Bxc6 22. dxc6 Rxc6 23. Nd5 Qb7 24. Rxc6 Qxc6 25. Qxe7 Re8 26. Qf6+ Kh6 27. Ne3 Qe4 28. h3 Re6 29. Qxf7 Re7 30. Qf8+ Kg5 31. h4+ Kxh4 32. Qh6# 1-0

[Event "BRA-ch Amateur U1600"]
[Site "Sao Paulo"]
[Date "2019.06.21"]
[Round "4"]
[White "Izidoro, Kivam Arruda"]
[Black "Oliveira, Guilherme Assis Arr"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1574"]
[PlyCount "127"]
[EventDate "2019.06.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 e6 4. h3 Bd6 5. Bxd6 Qxd6 6. c3 Nbd7 7. e3 Ne4 8. Nbd2 0-0 9. Nxe4 dxe4 10. Nd2 f5 11. Bc4 b6 12. a3 Bb7 13. Ba2 Nf6 14. Nc4 Qe7 15. Qe2 Nd7 16. 0-0-0 Bd5 17. Kb1 b5 18. Nd2 Bxa2+ 19. Kxa2 c6 20. g4 a5 21. f4 b4 22. g5 bxa3 23. bxa3 Rfb8 24. Rb1 a4 25. Rxb8+ Rxb8 26. Rb1 Qd8 27. Qc4 Rxb1 28. Nxb1 Kf7 29. Qxc6 Nb6 30. h4 Qb8 31. h5 Nd5 32. Qxa4 Qxb1+ 33. Kxb1 Nxc3+ 34. Kc2 Nxa4 35. Kb3 Nb6 36. a4 Ke7 37. a5 Nc8 38. Kb4 Kd6 39. Kb5 Kc7 40. a6 Na7+ 41. Kc5 Kd7 42. Kb6 Nc8+ 43. Kb7 Nd6+ 44. Kb8 Nb5 45. a7 Nxa7 46. Kxa7 Kc7 47. Ka6 Kc6 48. Ka5 Kc7 49. Kb5 Kb7 50. Kc5 Kc7 51. d5 e5 52. fxe5 f4 53. d6+ Kd7 54. e6+ Kd8 55. Kc6 fxe3 56. e7+ Ke8 57. d7+ Kxe7 58. Kc7 e2 59. d8Q+ Ke6 60. Qd6+ Kf5 61. Qd2 e1Q 62. Qxe1 Kxg5 63. Qxe4 Kxh5 64. Qxh7+ 1-0

[Event "BRA-ch Amateur U1600"]
[Site "Sao Paulo"]
[Date "2019.06.21"]
[Round "3"]
[White "Oliveira, Guilherme Assis Arr"]
[Black "Weibull, Oscar Fritiof Torb"]
[Result "1-0"]
[ECO "D00"]
[BlackElo "1488"]
[PlyCount "65"]
[EventDate "2019.06.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Bf5 3. e3 Nf6 4. Bd3 Bxd3 5. Qxd3 e6 6. Nd2 Bd6 7. Bg3 Nc6 8. c3 0-0 9. Ngf3 Nh5 10. Ne5 f6 11. Nef3 Nxg3 12. hxg3 f5 13. 0-0-0 Na5 14. Ne5 c5 15. Qe2 Rf6 16. f4 cxd4 17. exd4 Bxe5 18. Qxe5 Nc4 19. Nxc4 dxc4 20. d5 Qa5 21. Kb1 Re8 22. Rhe1 Qb6 23. Rd4 Rg6 24. Re3 Rh6 25. Rd1 Rh2 26. Re2 a5 27. dxe6 Rh6 28. e7 Rf6 29. Qd5+ Rf7 30. Qd8 Qc6 31. Qxe8+ Qxe8 32. Rd8 Rxe7 33. Rxe8+ 1-0

[Event "BRA-ch Amateur U1600"]
[Site "Sao Paulo"]
[Date "2019.06.20"]
[Round "2"]
[White "Hayashi, Kouki"]
[Black "Oliveira, Guilherme Assis Arr"]
[Result "0-1"]
[ECO "D13"]
[WhiteElo "1402"]
[PlyCount "56"]
[EventDate "2019.06.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nf6 5. Nf3 Nc6 6. Bf4 a6 7. e3 e6 8. a3 Bd6 9. Bg3 0-0 10. Be2 Ne4 11. Qc2 f5 12. b4 Qe7 13. Ne5 Bxe5 14. Bxe5 Nxe5 15. dxe5 Bd7 16. f4 Rac8 17. Nxd5 exd5 18. Qd3 Be6 19. 0-0 Rc3 20. Qd1 Rfc8 21. Bd3 b5 22. Bxe4 dxe4 23. Qe2 Bc4 24. Qd2 Bxf1 25. Rxf1 Rd3 26. Qe2 Rcc3 27. Re1 Rxa3 28. g3 Qxb4 0-1

[Event "BRA-ch Amateur U1600"]
[Site "Sao Paulo"]
[Date "2019.06.20"]
[Round "1"]
[White "Oliveira, Guilherme Assis Arr"]
[Black "Araujo, Barbara Ribeiro"]
[Result "0-1"]
[ECO "D02"]
[BlackElo "1503"]
[PlyCount "58"]
[EventDate "2019.06.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 e6 3. Nf3 Nf6 4. e3 Bd6 5. Ne5 0-0 6. Bd3 Nbd7 7. Nd2 c5 8. c3 Qc7 9. Ndf3 Ne4 10. Nxd7 Bxd7 11. Bxd6 Qxd6 12. Ne5 b6 13. 0-0 Bc8 14. f3 Nf6 15. Qe2 Nd7 16. f4 Nf6 17. Rf3 Ne4 18. Rh3 g6 19. Bxe4 dxe4 20. Qg4 Qc7 21. Qh4 f6 22. Nxg6 Rf7 23. g4 cxd4 24. exd4 Rg7 25. Re1 Rxg6 26. Rxe4 Qg7 27. Rg3 Rh6 28. g5 Rxh4 29. gxf6 Qxg3+ 0-1

[Event "Catarinense-ch sf3"]
[Site "Fraiburgo"]
[Date "2012.11.25"]
[Round "5.6"]
[White "De Oliveira, Diogo Luiz"]
[Black "Oliveira, Guilherme Assis Arr"]
[Result "1-0"]
[ECO "B35"]
[WhiteElo "1953"]
[PlyCount "49"]
[EventDate "2012.11.23"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 0-0 8. Bb3 Ng4 9. Qxg4 Nxd4 10. Qh4 Nxb3 11. axb3 e6 12. Qg3 a6 13. Bc5 b6 14. Bxf8 Qxf8 15. 0-0 Qc5 16. Rad1 h6 17. Rfe1 Be5 18. Qe3 Qc7 19. Qxh6 Bxc3 20. bxc3 Qxc3 21. Qd2 Qc6 22. Re3 Bb7 23. Qd4 d6 24. Qf6 Qxc2 25. Rf1 1-0

[Event "Catarinense-ch sf3"]
[Site "Fraiburgo"]
[Date "2012.11.25"]
[Round "6.11"]
[White "Oliveira, Guilherme Assis Arr"]
[Black "Moraes, Maurino Anastacio"]
[Result "0-1"]
[ECO "A06"]
[BlackElo "1737"]
[PlyCount "72"]
[EventDate "2012.11.23"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nf3 Nf6 2. b3 d5 3. Bb2 c5 4. e3 Nc6 5. Bb5 Bd7 6. 0-0 a6 7. Bxc6 Bxc6 8. Ne5 Qc7 9. f4 e6 10. d3 h5 11. Nd2 Bd6 12. Ndf3 Ng4 13. Nxg4 hxg4 14. Ne5 f5 15. Qe1 0-0-0 16. Qc3 Rh7 17. g3 Rdh8 18. Rf2 Be8 19. Re1 b5 20. a3 Kb7 21. d4 c4 22. bxc4 dxc4 23. a4 Qe7 24. Qd2 Bxe5 25. fxe5 Bc6 26. Bc3 Rh3 27. e4 fxe4 28. Qf4 e3 29. Rxe3 Qd8 30. Qxg4 g5 31. Rf7+ Kb8 32. Re2 Qd5 33. Rf3 Qxf3 34. Qxf3 Bxf3 35. Rf2 g4 36. a5 Rxg3+ 0-1

[Event "Catarinense-ch sf3"]
[Site "Fraiburgo"]
[Date "2012.11.24"]
[Round "2.21"]
[White "Dias, Nathan Straginski"]
[Black "Oliveira, Guilherme Assis Arr"]
[Result "0-1"]
[ECO "A45"]
[PlyCount "126"]
[EventDate "2012.11.23"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. e3 b6 3. f4 Bb7 4. c3 e6 5. Nd2 c5 6. Ngf3 cxd4 7. cxd4 Bb4 8. Be2 Ng4 9. Qb3 Nc6 10. h3 Nf6 11. 0-0 0-0 12. a3 Bxd2 13. Bxd2 Ne4 14. Qd3 Ne7 15. Qc2 Rc8 16. Qd1 Ng3 17. Rf2 Nef5 18. Bd3 Be4 19. Bxe4 Nxe4 20. Rf1 d6 21. Rc1 Qd7 22. Be1 Nxe3 23. Qd3 Rxc1 24. Qxe3 Qc6 25. Bf2 Rxf1+ 26. Kxf1 Qb5+ 27. Kg1 f5 28. Ng5 Nxg5 29. fxg5 e5 30. dxe5 Qxe5 31. Qxe5 dxe5 32. Be1 Kf7 33. Bb4 Re8 34. Kf2 Ke6 35. h4 g6 36. g3 Kd5 37. Kf3 Rc8 38. g4 fxg4+ 39. Kxg4 Rc4+ 40. Kg3 Rxb4 41. axb4 Kd4 42. Kg4 Kd3 43. h5 e4 44. hxg6 hxg6 45. Kf4 e3 46. Ke5 e2 47. Kf6 e1Q 48. Kxg6 Qxb4 49. Kh6 Qxb2 50. g6 a5 51. Kh7 a4 52. g7 Qxg7+ 53. Kxg7 a3 54. Kf7 a2 55. Ke7 a1Q 56. Kd7 Qc3 57. Kd6 Qc5+ 58. Kd7 Ke4 59. Ke6 Qc6+ 60. Ke7 Ke5 61. Kf8 Qc7 62. Ke8 Ke6 63. Kf8 Qf7# 0-1

[Event "Catarinense-ch sf3"]
[Site "Fraiburgo"]
[Date "2012.11.24"]
[Round "4.4"]
[White "Oliveira, Guilherme Assis Arr"]
[Black "Florianovitz, Derlei Alex"]
[Result "1/2-1/2"]
[ECO "E60"]
[BlackElo "2050"]
[PlyCount "87"]
[EventDate "2012.11.23"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 4. c4 0-0 5. Nc3 d6 6. d4 c5 7. e3 cxd4 8. Nxd4 Nc6 9. Nxc6 bxc6 10. Be2 Qa5 11. 0-0 Be6 12. Bf3 Rac8 13. Ne4 Nxe4 14. Bxg7 Kxg7 15. Bxe4 Rfd8 16. Qd4+ Kg8 17. Bf3 d5 18. c5 Rb8 19. Rfc1 f6 20. Bg4 Bxg4 21. Qxg4 Kf7 22. Qf4 h5 23. Rc2 e5 24. Qh4 Rxb3 25. Qh3 Rb4 26. Qf3 Rdb8 27. h3 Rb1+ 28. Rc1 Rxa1 29. Rxa1 Qxc5 30. Qd1 Rb4 31. Rc1 Qb5 32. Qe1 c5 33. Qd2 Ke6 34. Rd1 Qb7 35. Qc2 e4 36. Qxc5 Rb1 37. Rc1 Qb2 38. Qc6+ Ke7 39. Qc7+ Kf8 40. Rxb1 Qxb1+ 41. Kh2 Qxa2 42. Qd8+ Kf7 43. Qd7+ Kf8 44. Qd8+ 1/2-1/2

[Event "Catarinense-ch sf3"]
[Site "Fraiburgo"]
[Date "2012.11.23"]
[Round "3.9"]
[White "Oliveira, Guilherme Assis Arr"]
[Black "Zonta, Juliano Artemio"]
[Result "1-0"]
[ECO "A15"]
[BlackElo "1950"]
[PlyCount "161"]
[EventDate "2012.11.23"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 4. c4 0-0 5. Nc3 d6 6. Nd5 e5 7. e3 Nbd7 8. Be2 Re8 9. Qc2 Nc5 10. b4 Bf5 11. d3 Nxd5 12. bxc5 Nb4 13. Qb3 dxc5 14. 0-0 Qe7 15. Rab1 Nxd3 16. e4 Nf4 17. Qe3 Bh6 18. Kh1 Nxe2 19. Qxh6 Bxe4 20. Ng5 f5 21. Nxe4 fxe4 22. Rfe1 Nd4 23. Rxe4 Qf7 24. f3 Qxc4 25. Rh4 Qf7 26. Bxd4 exd4 27. h3 b6 28. f4 Qf5 29. Qxh7+ Kf8 30. Qh8+ Kf7 31. Rh7+ Ke6 32. Re1+ Kd5 33. Rxe8 Rxe8 34. Qxe8 Qxf4 35. Rd7+ Kc4 36. Qe2+ Kc3 37. Qe1+ Kc2 38. Qe2+ Kc3 39. Qe1+ Kc4 40. Qe2+ Kb4 41. Qb2+ Ka4 42. Qb3+ Ka5 43. Qa3+ Kb5 44. Qb3+ Kc6 45. Qd5+ Kb5 46. Qb3+ Ka6 47. Qc4+ Ka5 48. Rf7 Qe5 49. Rf3 b5 50. Ra3+ Kb6 51. Qf7 Qe1+ 52. Kh2 Qe5+ 53. Kh1 Qf5 54. Qe8 Qf1+ 55. Kh2 Qf4+ 56. Rg3 c4 57. Qxg6+ c6 58. Kh1 c3 59. Qd3 c5 60. Rg6+ Ka5 61. Rc6 Qe3 62. Qg6 d3 63. Ra6+ Kb4 64. Qf7 Qc1+ 65. Kh2 Qb2 66. a3+ Qxa3 67. Rxa3 Kxa3 68. Qxa7+ Kb4 69. Qa2 c2 70. Qb2+ Kc4 71. Kg3 b4 72. Kf3 Kb5 73. Ke3 c4 74. Kd4 b3 75. Kc3 Kc5 76. h4 Kd5 77. h5 Ke4 78. Qc1 b2 79. Kxb2 Kd4 80. Qf4+ Kc5 81. Kc3 1-0

