[Event "BRA-ch U12"]
[Site "Florianopolis"]
[Date "2018.05.01"]
[Round "6"]
[White "Luz, Christian Oliveira"]
[Black "Silva, Joan de Paiva"]
[Result "1-0"]
[ECO "A40"]
[WhiteElo "1223"]
[PlyCount "62"]
[EventDate "2018.04.28"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 Nc6 2. Nf3 Nf6 3. Bf4 g6 4. e3 Bg7 5. Be2 0-0 6. 0-0 b6 7. c4 Bb7 8. Nc3 Nb8 9. Nb5 Bxf3 10. Bxf3 c6 11. Nc7 d6 12. Nxa8 Nbd7 13. Bxc6 Qc8 14. Bxd7 Nxd7 15. Nxb6 Nxb6 16. Rc1 Rd8 17. Bg3 e5 18. dxe5 dxe5 19. Qc2 g5 20. c5 Nd7 21. c6 Nf6 22. Bxe5 Ng4 23. c7 Rd7 24. Bxg7 Kxg7 25. Rfd1 Rxd1+ 26. Rxd1 Qe6 27. c8Q Qe5 28. Qxg4 h6 29. Qc3 Qxc3 30. bxc3 f6 31. Rd7+ Kg6 1-0

[Event "BRA-ch U12"]
[Site "Florianopolis"]
[Date "2018.04.30"]
[Round "4"]
[White "Pires, Pedro Diniz"]
[Black "Silva, Joan de Paiva"]
[Result "0-1"]
[ECO "C44"]
[WhiteElo "1800"]
[PlyCount "86"]
[EventDate "2018.04.28"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. g3 b6 4. Bg2 Bb7 5. 0-0 Nce7 6. d4 Bxe4 7. Ne1 Bxg2 8. Nxg2 exd4 9. Qxd4 d6 10. Nc3 Qd7 11. Nd5 0-0-0 12. Qd3 g6 13. Qa6+ Kb8 14. Ngf4 Nxd5 15. Nxd5 Qe6 16. Nb4 Qd7 17. c4 d5 18. cxd5 Bxb4 19. a3 Be7 20. Rd1 Qf5 21. Bf4 Bc5 22. Kf1 Qh3+ 23. Ke1 Re8+ 24. Kd2 Qg2 25. Kc3 Qf3+ 26. Qd3 Bd4+ 27. Kc4 b5+ 28. Kxd4 Qxd3+ 29. Rxd3 Rd8 30. a4 Nf6 31. Ke5 Ng4+ 32. Kd4 Nf6 33. axb5 Rxd5+ 34. Kc3 Ne4+ 35. Kc2 Rxd3 36. Kxd3 Nc5+ 37. Kc4 Nb7 38. Be3 Nd6+ 39. Kc5 Ne4+ 40. Kd4 Nf6 41. Kc3 c5 42. Kd3 Ne4 43. Kc2 Rd8 0-1

[Event "BRA-ch U12"]
[Site "Florianopolis"]
[Date "2018.04.30"]
[Round "5"]
[White "Silva, Joan de Paiva"]
[Black "Bahi, Guilherme Falcao"]
[Result "1-0"]
[ECO "C00"]
[BlackElo "1638"]
[PlyCount "43"]
[EventDate "2018.04.28"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 e6 2. Nc3 Bc5 3. Qg4 Nf6 4. Qxg7 Rf8 5. Qg3 Bd6 6. e5 Rg8 7. Qf4 Nh5 8. Qe3 Bb4 9. Nf3 b6 10. Qe4 d5 11. Qxb4 Nc6 12. Bb5 Bd7 13. Bxc6 Bxc6 14. Nb1 a5 15. Qc3 f6 16. Qxc6+ Kf8 17. Qxe6 Rxg2 18. exf6 Nxf6 19. Ne5 Rg7 20. a3 Re7 21. Qxf6+ Ke8 22. Qh8# 1-0

[Event "BRA-ch U12"]
[Site "Florianopolis"]
[Date "2018.04.29"]
[Round "3"]
[White "Silva, Joan de Paiva"]
[Black "Constantino, Pedro Henrique"]
[Result "0-1"]
[ECO "A00"]
[PlyCount "62"]
[EventDate "2018.04.28"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e3 e5 2. Nc3 Nf6 3. h3 Bc5 4. Qe2 0-0 5. b3 d5 6. Bb2 Bd7 7. Qd1 d4 8. Nce2 Nc6 9. c3 dxc3 10. Nxc3 Nb4 11. a3 Nbd5 12. Bd3 Nxc3 13. Bxc3 e4 14. Bxf6 Qxf6 15. Bxe4 Bc6 16. Qh5 Qxa1+ 17. Ke2 Bxe4 18. Qxc5 Bxg2 19. Nf3 Bxh1 20. Ng5 Qf6 21. a4 c6 22. h4 Rfe8 23. Qc2 g6 24. f4 h6 25. Nf3 Bxf3+ 26. Kxf3 Qxh4 27. Qd1 Qh5+ 28. Kf2 Qxd1 29. Kg3 h5 30. Kf2 Qxd2+ 31. Kf3 Qxe3+ 0-1

[Event "BRA-ch U12"]
[Site "Florianopolis"]
[Date "2018.04.28"]
[Round "2"]
[White "Giordani, Joao Guilherme"]
[Black "Silva, Joan de Paiva"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "1796"]
[PlyCount "18"]
[EventDate "2018.04.28"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 a6 2. Nc3 h6 3. Bc4 Nf6 4. Nf3 c6 5. 0-0 d5 6. Bb3 Nxe4 7. Nxe4 dxe4 8. Ne5 e6 9. d3 exd3 1-0

[Event "BRA-ch U12"]
[Site "Florianopolis"]
[Date "2018.04.28"]
[Round "1"]
[White "Silva, Joan de Paiva"]
[Black "Caldas, Raphael Cavalcanti"]
[Result "0-1"]
[ECO "A00"]
[BlackElo "1256"]
[PlyCount "52"]
[EventDate "2018.04.28"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e3 d5 2. Nc3 e5 3. Qf3 e4 4. Qd1 Nf6 5. a3 a6 6. b4 Bd6 7. Bb2 0-0 8. Qe2 b5 9. 0-0-0 Nbd7 10. f3 Nb6 11. g4 exf3 12. Qxf3 Bxg4 13. Qg2 Bxd1 14. Nxd5 Nbxd5 15. e4 Nf4 16. Qf2 Nxe4 17. Qd4 Be5 18. Qxd8 Bxb2+ 19. Kxd1 Raxd8 20. d3 Nf2+ 21. Kd2 Nxh1 22. Ke3 Nd5+ 23. Kd2 Rfe8 24. c4 bxc4 25. dxc4 Nxb4+ 26. Bd3 Rxd3# 0-1

