[Event "BRA-ch U26"]
[Site "Brasilia"]
[Date "2022.09.22"]
[Round "4"]
[White "Martins, Alan Pedro Vasconce"]
[Black "Rodrigues M Dos Sa, Nattan Afonso"]
[Result "1-0"]
[ECO "D12"]
[WhiteElo "1647"]
[PlyCount "87"]
[EventDate "2022.09.20"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bf5 5. Nc3 e6 6. Nh4 a6 7. Nxf5 exf5 8. Qc2 g6 9. b3 Bg7 10. Bd3 0-0 11. Bb2 Nbd7 12. 0-0 Qc7 13. Rac1 Rac8 14. cxd5 cxd5 15. Qe2 Qd6 16. g3 Rfe8 17. Rc2 Qb8 18. a4 Bf8 19. Rfc1 Bd6 20. Qf3 Qa8 21. Nxd5 Nxd5 22. Qxd5 Bxg3 23. hxg3 Rcd8 24. Qf3 b6 25. Qxa8 Rxa8 26. Rc7 Nf6 27. Bc4 Rf8 28. Rc6 Ng4 29. Rxb6 Rae8 30. Ba3 Nxe3 31. fxe3 Rxe3 32. Bxf8 Kxf8 33. Kf2 Re7 34. d5 g5 35. d6 Re8 36. d7 Rd8 37. Rb7 Ke7 38. Re1+ Kf8 39. Bxa6 h5 40. Bb5 g4 41. Re8+ Rxe8 42. dxe8Q+ Kg7 43. Qxf7+ Kh6 44. Qg7# 1-0

[Event "BRA-ch U26"]
[Site "Brasilia"]
[Date "2022.09.21"]
[Round "2"]
[White "Rodrigues M Dos Sa, Nattan Afonso"]
[Black "Henrique, Carlos"]
[Result "0-1"]
[ECO "E20"]
[BlackElo "2070"]
[PlyCount "68"]
[EventDate "2022.09.20"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 e6 2. g3 Nf6 3. Nc3 d5 4. d4 Bb4 5. Bd2 0-0 6. Bg2 b6 7. cxd5 exd5 8. Nf3 Bb7 9. 0-0 Nbd7 10. a3 Bxc3 11. Bxc3 c5 12. e3 Ne4 13. Qc2 Rc8 14. Rfe1 Re8 15. Nd2 Ndf6 16. Qd1 Qd7 17. f3 Nxc3 18. bxc3 cxd4 19. cxd4 Rc3 20. e4 dxe4 21. Nxe4 Nxe4 22. fxe4 Ba6 23. d5 Rd3 24. Qh5 Qd6 25. e5 Qc5+ 26. Kh1 Rxd5 27. Bxd5 Qxd5+ 28. Kg1 Qd4+ 29. Kg2 Qd2+ 30. Kh3 Bc8+ 31. g4 Qd3+ 32. Kg2 Bb7+ 33. Kf2 Qf3+ 34. Kg1 Qg2# 0-1

[Event "BRA-ch U26"]
[Site "Brasilia"]
[Date "2022.09.21"]
[Round "3"]
[White "Rodrigues M Dos Sa, Nattan Afonso"]
[Black "Rocha, Gustavo Santos"]
[Result "1/2-1/2"]
[ECO "A28"]
[PlyCount "71"]
[EventDate "2022.09.20"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. e4 Nc6 4. Nf3 Bc5 5. g3 d6 6. Bg2 Bg4 7. 0-0 Nd4 8. d3 h6 9. Bd2 0-0 10. h3 Bxf3 11. Bxf3 Nxf3+ 12. Qxf3 Qd7 13. a3 Qxh3 14. Qg2 Qxg2+ 15. Kxg2 Ng4 16. Nd1 f5 17. f3 fxe4 18. fxg4 Rxf1 19. Kxf1 exd3 20. Kg2 e4 21. b4 Bd4 22. Ra2 Rf8 23. Be3 c5 24. Bf4 Rf6 25. Rd2 g5 26. Be3 Rf3 27. Bxd4 cxd4 28. Rf2 Rxf2+ 29. Kxf2 e3+ 30. Nxe3 dxe3+ 31. Kxe3 d2 32. Kxd2 Kf7 33. Ke3 Ke6 34. Ke4 a6 35. a4 b6 36. b5 1/2-1/2

[Event "BRA-ch U26"]
[Site "Brasilia"]
[Date "2022.09.20"]
[Round "1"]
[White "Arantes, Carlos Eduardo Gonc"]
[Black "Rodrigues M Dos Sa, Nattan Afonso"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "1722"]
[PlyCount "101"]
[EventDate "2022.09.20"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. c3 d6 4. d4 cxd4 5. cxd4 Bg4 6. d5 Bxf3 7. Qxf3 Nb8 8. Bb5+ Nd7 9. 0-0 Ngf6 10. Nc3 a6 11. Bxd7+ Qxd7 12. Bf4 Qg4 13. Qxg4 Nxg4 14. Rac1 g6 15. h3 Ne5 16. Bxe5 dxe5 17. Na4 Bg7 18. Nb6 Rb8 19. Rc7 0-0 20. Rfc1 Bh6 21. R1c2 Rfd8 22. Rxe7 Bf8 23. Rec7 Bd6 24. Rc8 Rbxc8 25. Rxc8 Rxc8 26. Nxc8 Bc5 27. d6 Kf8 28. d7 Be7 29. Nd6 b5 30. Nb7 a5 31. d8Q+ Bxd8 32. Nxd8 Ke7 33. Nc6+ Kd6 34. Nxa5 Kc5 35. f3 Kd4 36. Nc6+ Kd3 37. Nxe5+ Kc2 38. b4 Kb2 39. Kf2 Kxa2 40. Ke2 Kb3 41. Nc6 Kc4 42. g4 f5 43. gxf5 gxf5 44. Ke3 fxe4 45. fxe4 h6 46. Kf4 Kd3 47. e5 Kc4 48. e6 Kd5 49. e7 Kxc6 50. e8Q+ Kd5 51. Qe4+ 1-0

