[Event "BRA-ch U12"]
[Site "Brasilia"]
[Date "2017.04.22"]
[Round "4.16"]
[White "De Melo, Samuel Duarte"]
[Black "Luz, Christian Oliveira"]
[Result "1-0"]
[ECO "B07"]
[BlackElo "1286"]
[PlyCount "89"]
[EventDate "2017.04.21"]
[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 d6 2. Nf3 Nf6 3. Nc3 Nc6 4. g3 g6 5. Bg2 Bg7 6. 0-0 0-0 7. d3 Bg4 8. Be3 Re8 9. h3 Be6 10. Qd2 Qd7 11. Ng5 a6 12. Nxe6 Qxe6 13. Bh6 Red8 14. Rfe1 Qd7 15. Bxg7 Kxg7 16. Nd5 Nxd5 17. exd5 Na7 18. Qc3+ Kg8 19. Re2 Rac8 20. Rae1 Re8 21. Qd4 c6 22. Qxa7 c5 23. Qb6 Qc7 24. Qxc7 Rxc7 25. h4 b5 26. c4 bxc4 27. dxc4 f5 28. f3 a5 29. g4 Rf8 30. Rxe7 Rxe7 31. Rxe7 fxg4 32. fxg4 Rb8 33. Ra7 Rxb2 34. Rxa5 Rb4 35. Ra6 Rxc4 36. Rxd6 Rxg4 37. Rc6 c4 38. d6 Rd4 39. Bh3 c3 40. d7 Rd1+ 41. Kf2 Rd2+ 42. Ke1 Rd3 43. Rc8+ Kg7 44. d8Q Rxh3 45. Qd7+ 1-0

[Event "BRA-ch U12"]
[Site "Brasilia"]
[Date "2017.04.22"]
[Round "3.13"]
[White "Sakiyama, Enzo Tetsuo"]
[Black "De Melo, Samuel Duarte"]
[Result "1-0"]
[ECO "C55"]
[WhiteElo "1384"]
[PlyCount "85"]
[EventDate "2017.04.21"]
[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 e5 2. Nf3 Nc6 3. Bc4 g6 4. d3 Nf6 5. Ng5 d5 6. exd5 Na5 7. Bb5+ Bd7 8. Bxd7+ Qxd7 9. Ne4 Nxd5 10. c4 f5 11. cxd5 fxe4 12. dxe4 0-0-0 13. 0-0 c6 14. Nc3 Bb4 15. dxc6 Nxc6 16. Bg5 Be7 17. Bxe7 Qxe7 18. Qg4+ Qd7 19. Qxd7+ Rxd7 20. Rad1 Rd4 21. Rfe1 Rhd8 22. Rc1 Nb4 23. Nb5+ Kb8 24. Nxd4 Nd3 25. Red1 Nxc1 26. Nc6+ bxc6 27. Rxd8+ Kc7 28. Rh8 Nxa2 29. Rxh7+ Kb6 30. Rg7 Nb4 31. h4 Nd3 32. Rxg6 a5 33. h5 a4 34. h6 Nxb2 35. h7 Kb5 36. h8Q a3 37. Qxe5+ Kb4 38. Qb8+ Kc3 39. Rg3+ Nd3 40. Qd6 a2 41. Qxd3+ Kb2 42. Qa3+ Ka1 43. Qc1# 1-0

[Event "BRA-ch U12"]
[Site "Brasilia"]
[Date "2017.04.22"]
[Round "5.13"]
[White "Schroder, Luiz Victor Ferreir"]
[Black "De Melo, Samuel Duarte"]
[Result "0-1"]
[ECO "C45"]
[WhiteElo "1319"]
[PlyCount "44"]
[EventDate "2017.04.21"]
[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 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 Nf6 6. Bg5 Be7 7. e5 c5 8. Qc3 Ne4 9. Bxe7 Qxe7 10. Qe3 d5 11. Bd3 Bf5 12. f3 Qh4+ 13. Ke2 c4 14. Bxe4 dxe4 15. g3 exf3+ 16. Qxf3 Qg4 17. Qxg4 Bxg4+ 18. Kf2 0-0-0 19. b3 cxb3 20. axb3 Rhe8 21. Rxa7 Rxe5 22. h3 Re2+ 0-1

[Event "BRA-ch U12"]
[Site "Brasilia"]
[Date "2017.04.21"]
[Round "2.8"]
[White "De Melo, Samuel Duarte"]
[Black "Aguiar, Arthur Vinicius De"]
[Result "0-1"]
[ECO "A05"]
[BlackElo "1470"]
[PlyCount "140"]
[EventDate "2017.04.21"]
[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 d6 3. g3 Nf6 4. d3 g6 5. Bg2 Bg7 6. 0-0 0-0 7. Be3 Bg4 8. Qd2 Qd7 9. Re1 Re8 10. Nc3 Nc6 11. Nd5 Bh3 12. Bh1 Ng4 13. Bh6 Nxh6 14. Bg2 Bxg2 15. Kxg2 Ng4 16. c3 Nge5 17. Nxe5 Nxe5 18. d4 cxd4 19. cxd4 Nc6 20. e5 dxe5 21. dxe5 Rad8 22. Rad1 e6 23. Nf6+ Bxf6 24. Qxd7 Rxd7 25. Rxd7 Bxe5 26. Rxb7 Bg7 27. Rd1 Re7 28. Rxe7 Nxe7 29. Rd7 Nc6 30. Rc7 Nb4 31. Rxa7 Bxb2 32. a4 Bd4 33. Rb7 Nc6 34. Kf3 Kg7 35. Rd7 Ne5+ 36. Ke4 Nxd7 37. Kxd4 e5+ 38. Kd5 Nb6+ 39. Kxe5 Nxa4 40. f4 Nc5 41. h4 f6+ 42. Kd4 Kh6 43. Kxc5 Kh5 44. Kd6 Kg4 45. Ke6 f5 46. Kf6 Kxg3 47. Kg5 Kf3 48. Kh6 Kxf4 49. Kxh7 g5 50. h5 g4 51. Kh8 g3 52. h6 g2 53. h7 Ke4 54. Kg8 g1Q+ 55. Kf7 Qa7+ 56. Kg6 Qxh7+ 57. Kxh7 f4 58. Kg6 f3 59. Kf6 f2 60. Ke7 f1Q 61. Ke6 Qf5+ 62. Kd6 Qd5+ 63. Ke7 Qc6 64. Kf7 Qd6 65. Kg7 Qe6 66. Kh7 Qf6 67. Kg8 Qe7 68. Kh8 Kf5 69. Kg8 Kg6 70. Kh8 Qf8# 0-1

[Event "BRA-ch U12"]
[Site "Brasilia"]
[Date "2017.04.21"]
[Round "1.15"]
[White "Funayama S A, Yuri"]
[Black "De Melo, Samuel Duarte"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1401"]
[PlyCount "58"]
[EventDate "2017.04.21"]
[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 d5 2. Nf3 Nf6 3. Bf4 g6 4. e3 Bg7 5. h3 Bf5 6. Bd3 Bxd3 7. Qxd3 0-0 8. 0-0 Nc6 9. c4 e6 10. cxd5 exd5 11. Nc3 Qe7 12. Qb5 Rab8 13. Nxd5 Nxd5 14. Qxd5 Nb4 15. Qc4 a5 16. Qxc7 Qxc7 17. Bxc7 Ra8 18. Bd6 Rfc8 19. Bxb4 axb4 20. a3 bxa3 21. Rxa3 Rab8 22. Rc3 Rd8 23. Rfc1 b5 24. Rc7 f5 25. Ra7 b4 26. Rcc7 Bf8 27. Rxh7 Rdc8 28. Ne5 Bd6 29. Nd7 Rc1# 0-1

