[Event "Manaus op 2nd"]
[White "Ferreira, Luiz Henrique Ferfe"]
[Black "Cunha, Joao Gabriel Da Sil"]
[Site "Manaus"]
[Round "8"]
[Result "0-1"]
[Date "2023.10.16"]
[ECO "B52"]
[BlackElo "1342"]
[PlyCount "124"]
[EventDate "2023.10.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Nxd7 5. 0-0 Ngf6 6. Nc3 e5 7. d3 Be7 8. Bg5 0-0 9. Qd2 Nb6 10. Nd5 Nbxd5 11. exd5 Nxd5 12. Bxe7 Nxe7 13. Ng5 h6 14. Nf3 Qb6 15. a4 Rac8 16. b3 Qb4 17. Qxb4 cxb4 18. Rfc1 Nd5 19. d4 e4 20. Nd2 Nc3 21. f3 Ne2+ 22. Kf2 Nxc1 23. Rxc1 exf3 24. Nxf3 Rc7 25. Nd2 d5 26. c4 bxc3 27. Nb1 Rfc8 28. Ke2 a6 29. Kd3 c2 30. Na3 Re7 31. Nxc2 b5 32. axb5 axb5 33. Ra1 Kh7 34. Ra5 Rb8 35. Nb4 Rd7 36. Nc6 Rb6 37. Ne5 Re7 38. Ng4 Rg6 39. h3 h5 40. Ne5 Rxg2 41. Rxb5 Rg3+ 42. Kd2 Rxh3 43. Kc2 Rc7+ 44. Kb2 f6 45. Rxd5 fxe5 46. dxe5 Kg6 47. Rd6+ Kf7 48. e6+ Ke7 49. Ra6 Rb7 50. b4 Rxb4+ 51. Ka2 g5 52. Ra5 g4 53. Ra7+ Kxe6 54. Ra6+ Kf5 55. Ra5+ Kf4 56. Ra8 Rf3 57. Rf8+ Kg3 58. Rh8 h4 59. Rd8 h3 60. Rd2 Rf2 61. Rxf2 Kxf2 62. Ka3 Rb8 0-1

[Event "Manaus op 2nd"]
[White "Cunha, Joao Gabriel Da Sil"]
[Black "Da Silva, Nayron Igor Tomaz"]
[Site "Manaus"]
[Round "7"]
[Result "0-1"]
[Date "2023.10.15"]
[ECO "B87"]
[WhiteElo "1342"]
[BlackElo "1791"]
[PlyCount "114"]
[EventDate "2023.10.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. Bc4 b5 8. Bb3 Be7 9. f4 Bd7 10. Nf3 Bc6 11. e5 dxe5 12. Qxd8+ Bxd8 13. fxe5 Nd5 14. Bxd8 Nxc3 15. bxc3 Kxd8 16. 0-0-0+ Ke7 17. Rd3 Nd7 18. Rd2 Bxf3 19. gxf3 Nxe5 20. f4 Nc4 21. Re2 Rhe8 22. f5 Kf8 23. fxe6 Rxe6 24. Rhe1 Rxe2 25. Rxe2 Rc8 26. Bxc4 Rxc4 27. Kb2 g5 28. Re5 h6 29. Rf5 Ke7 30. Rf3 Ke6 31. Rh3 Rh4 32. Rxh4 gxh4 33. Kc1 Kd5 34. Kd2 Kc4 35. h3 a5 36. a3 h5 37. Ke3 Kxc3 38. Kf4 f6 39. Kf5 Kxc2 40. Kxf6 Kb3 41. Kg5 Kxa3 42. Kxh4 b4 43. Kxh5 b3 44. h4 b2 45. Kh6 b1Q 46. h5 Kb3 47. Kg7 a4 48. h6 a3 49. h7 Qxh7+ 50. Kxh7 a2 51. Kg8 a1Q 52. Kh7 Qg1 53. Kh6 Kc4 54. Kh5 Kd5 55. Kh6 Ke5 56. Kh5 Kf5 57. Kh4 Qg4# 0-1

[Event "Manaus op 2nd"]
[White "Cunha, Joao Gabriel Da Sil"]
[Black "Magalhaes, Mateus Carvalho"]
[Site "Manaus"]
[Round "5"]
[Result "1-0"]
[Date "2023.10.14"]
[ECO "B00"]
[WhiteElo "1342"]
[PlyCount "89"]
[EventDate "2023.10.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[SourceQuality "1"]

1. e4 Nf6 2. Nc3 Nc6 3. Nf3 g6 4. d4 b6 5. Bb5 h5 6. Qe2 a6 7. Ba4 a5 8. Bb5 Nb8 9. 0-0 Ba6 10. Bxa6 Nxa6 11. a3 Bh6 12. Bxh6 Rxh6 13. b4 e6 14. bxa5 bxa5 15. Rab1 h4 16. h3 Rb8 17. Rxb8 Nxb8 18. Rb1 Nc6 19. d5 e5 20. dxc6 dxc6 21. Nxe5 Rh5 22. Nxc6 Qc8 23. Rb8 Kd7 24. Rxc8 Kxc8 25. Nd5 Ne8 26. Qa6+ Kd7 27. Nf6+ Nxf6 28. Nxa5 Nxe4 29. Qd3+ Ke6 30. Qxe4+ Re5 31. Qc4+ Kf5 32. Qxc7 f6 33. c4 g5 34. c5 Ke4 35. c6 f5 36. Qxe5+ Kxe5 37. c7 f4 38. c8Q Ke4 39. Qc5 f3 40. gxf3+ Kxf3 41. Qd4 Ke2 42. Qc3 Kd1 43. Qb2 Ke1 44. Nc4 Kd1 45. Qd2# 1-0

[Event "Manaus op 2nd"]
[White "Lima, Joao V De Siqueira"]
[Black "Cunha, Joao Gabriel Da Sil"]
[Site "Manaus"]
[Round "6"]
[Result "1-0"]
[Date "2023.10.14"]
[ECO "A38"]
[WhiteElo "1596"]
[BlackElo "1342"]
[PlyCount "69"]
[EventDate "2023.10.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 g6 3. Nc3 Bg7 4. Bg2 0-0 5. Nf3 d6 6. 0-0 e5 7. d3 c5 8. Rb1 Nc6 9. a3 a5 10. Bg5 Be6 11. Nd2 Qd7 12. Bxf6 Bxf6 13. Nd5 Bxd5 14. Bxd5 Ne7 15. Bg2 Nf5 16. b4 axb4 17. axb4 cxb4 18. Rxb4 Rab8 19. e3 b5 20. Qb3 bxc4 21. Nxc4 Rxb4 22. Qxb4 Be7 23. Qb2 f6 24. Rb1 Rd8 25. Nb6 Qe8 26. Nd5 Kg7 27. Nxe7 Nxe7 28. h4 d5 29. d4 e4 30. Qe2 Qf7 31. Rb7 f5 32. Qa2 Kh6 33. Qa7 Re8 34. Bf1 Qe6 35. Bb5 1-0

[Event "Manaus op 2nd"]
[White "Torres, Sharlon Carvalho"]
[Black "Cunha, Joao Gabriel Da Sil"]
[Site "Manaus"]
[Round "4"]
[Result "1-0"]
[Date "2023.10.13"]
[ECO "D32"]
[WhiteElo "1792"]
[BlackElo "1342"]
[PlyCount "69"]
[EventDate "2023.10.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. e3 Nf6 6. Nf3 Nc6 7. Be2 Bg4 8. 0-0 Qc7 9. h3 Bh5 10. b3 Be7 11. Bb2 cxd4 12. Nb5 Qb6 13. Nbxd4 Bc5 14. Rc1 Nxd4 15. Nxd4 Bxe2 16. Qxe2 0-0 17. Rfd1 Rac8 18. Rc2 Rc7 19. Nb5 Rc6 20. Bxf6 Rxf6 21. Rxd5 Rc6 22. Qc4 Rfc8 23. Rf5 h6 24. Qxf7+ Kh7 25. Nc3 Bxe3 26. Nd5 Qd4 27. Rxc6 Bxf2+ 28. Rxf2 Rxc6 29. Ne7 Rc1+ 30. Kh2 Qd8 31. Qf5+ Kh8 32. Ng6+ Kg8 33. Qf7+ Kh7 34. Nf8+ Kh8 35. Qg6 1-0

[Event "Manaus op 2nd"]
[White "Cunha, Joao Gabriel Da Sil"]
[Black "Serra Miriades, Nunes Cunha"]
[Site "Manaus"]
[Round "3"]
[Result "1-0"]
[Date "2023.10.12"]
[ECO "B07"]
[WhiteElo "1342"]
[BlackElo "1736"]
[PlyCount "47"]
[EventDate "2023.10.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 g6 3. Qd2 Bg7 4. Bh6 0-0 5. Bxg7 Kxg7 6. Nc3 d6 7. e4 Nc6 8. 0-0-0 e5 9. d5 Ne7 10. Nge2 Ne8 11. f3 f5 12. exf5 gxf5 13. h3 Nf6 14. g4 f4 15. Ne4 h6 16. Rg1 Qd7 17. N2c3 c6 18. dxc6 bxc6 19. Qxd6 Qb7 20. g5 Rb8 21. gxf6+ Kf7 22. Rg7+ Ke8 23. Rxe7+ Qxe7 24. Qxe7# 1-0

[Event "Manaus op 2nd"]
[White "Da Penha, Cecilia Batista"]
[Black "Cunha, Joao Gabriel Da Sil"]
[Site "Manaus"]
[Round "2"]
[Result "1-0"]
[Date "2023.10.12"]
[ECO "D06"]
[WhiteElo "1714"]
[BlackElo "1342"]
[PlyCount "155"]
[EventDate "2023.10.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 Bf5 4. c4 e6 5. a3 Bd6 6. c5 Be7 7. Be2 0-0 8. 0-0 Nbd7 9. Nc3 c6 10. b4 b6 11. Bb2 Qc7 12. Bd3 Ne4 13. a4 a5 14. cxb6 Qxb6 15. b5 c5 16. Ne5 Nxe5 17. dxe5 c4 18. Bc2 Nxc3 19. Bxc3 Bxc2 20. Qxc2 Bb4 21. Rfb1 Qc5 22. Bd4 Qe7 23. e4 Bc5 24. Bxc5 Qxc5 25. exd5 exd5 26. b6 Rab8 27. Rb5 Qd4 28. Rab1 Qxe5 29. Rxa5 Rxb6 30. g3 Rxb1+ 31. Qxb1 Rb8 32. Rb5 Rxb5 33. axb5 Kf8 34. b6 Qb8 35. b7 Ke7 36. Qb4+ Kd7 37. Qb5+ Kd6 38. Qa6+ Kc7 39. Qa5+ Kxb7 40. Qxd5+ Kb6 41. Qxc4 Qb7 42. Qd4+ Kc6 43. Qe4+ Kb6 44. Qxh7 f6 45. Qb1+ Kc6 46. Qxb7+ Kxb7 47. Kg2 Kc6 48. Kf3 Kd5 49. h4 Ke5 50. Kg4 g6 51. f4+ Ke4 52. h5 gxh5+ 53. Kxh5 Kf3 54. Kh4 Ke4 55. Kg4 f5+ 56. Kg5 Kf3 57. Kxf5 Kxg3 58. Kg5 Kf3 59. f5 Ke4 60. f6 Ke5 61. f7 Kd5 62. f8Q Kd4 63. Qe8 Kd5 64. Qe7 Kd4 65. Qe6 Kd3 66. Qe5 Kc4 67. Qd6 Kc3 68. Qd5 Kb4 69. Qc6 Kb3 70. Qc5 Ka4 71. Qb6 Ka3 72. Qb5 Ka2 73. Qb4 Ka1 74. Kf4 Ka2 75. Ke3 Ka1 76. Kd3 Ka2 77. Kc2 Ka1 78. Qb2# 1-0

[Event "Manaus op 2nd"]
[White "Cunha, Joao Gabriel Da Sil"]
[Black "Souza Neves, Andrey Marcelo"]
[Site "Manaus"]
[Round "1"]
[Result "0-1"]
[Date "2023.10.11"]
[ECO "D35"]
[WhiteElo "1342"]
[BlackElo "2097"]
[PlyCount "100"]
[EventDate "2023.10.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bf4 c5 5. e3 a6 6. a4 Nc6 7. Nf3 cxd4 8. exd4 Bb4 9. cxd5 Nxd5 10. Bd2 0-0 11. Bc4 Nb6 12. Qb3 Nxd4 13. Nxd4 Qxd4 14. Qxb4 Nxc4 15. Rd1 Qe5+ 16. Kf1 Nxd2+ 17. Rxd2 b5 18. a5 Bb7 19. f3 Rfd8 20. Ne4 Bxe4 21. fxe4 Rxd2 22. Qxd2 Qxe4 23. Kf2 Qh4+ 24. g3 Qf6+ 25. Kg2 Rd8 26. Qc2 Qd4 27. Qc6 Qd5+ 28. Qxd5 Rxd5 29. b4 Kf8 30. Rc1 Ke7 31. Rc7+ Kf6 32. Ra7 Rd6 33. Kf3 e5 34. Ke4 Ke6 35. h3 g6 36. g4 f5+ 37. gxf5+ gxf5+ 38. Kf3 h6 39. h4 Kd5 40. h5 Kc4 41. Rf7 e4+ 42. Kf4 Re6 43. Kxf5 Re8 44. Rf6 e3 45. Rxh6 e2 46. Rg6 e1Q 47. Rg4+ Kd5 48. h6 Qe5+ 49. Kg6 Rg8+ 50. Kf7 Qe6# 0-1

