[Event "Rio de Janeiro Duchamp U1800 op"]
[Site "Rio de Janeiro"]
[Date "2017.11.17"]
[Round "4.7"]
[White "Da Silva, Jose Cordeiro"]
[Black "Mesquita, Arnaldo Leite"]
[Result "0-1"]
[ECO "D90"]
[BlackElo "1715"]
[PlyCount "66"]
[EventDate "2017.11.11"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Qc2 c6 6. Bg5 Bf5 7. Qb3 Qb6 8. Qxb6 axb6 9. cxd5 Nxd5 10. Nxd5 cxd5 11. e3 Nc6 12. Bb5 f6 13. Bf4 Rc8 14. 0-0 0-0 15. a3 Na7 16. a4 Nxb5 17. axb5 Bd3 18. Rfc1 Bxb5 19. h4 Bc6 20. b4 b5 21. Nd2 e5 22. dxe5 fxe5 23. Bg5 Rfe8 24. h5 h6 25. Bh4 g5 26. Bg3 Ra8 27. Nb3 Ra4 28. Rxa4 bxa4 29. Nc5 a3 30. Rc2 Ra8 31. Ra2 Kf7 32. Nd3 Ke6 33. Kf1 Bb5 0-1

[Event "Rio de Janeiro Duchamp U1800 op"]
[Site "Rio de Janeiro"]
[Date "2017.11.16"]
[Round "3.10"]
[White "Da Silva, Jose Cordeiro"]
[Black "Teixeira, Job Rodrigues Jr"]
[Result "1-0"]
[ECO "E90"]
[PlyCount "71"]
[EventDate "2017.11.11"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be3 c5 7. h3 Nbd7 8. Be2 e5 9. dxe5 dxe5 10. Bg5 Qb6 11. Qc2 Re8 12. Rd1 h6 13. Be3 Qc6 14. 0-0 Nb6 15. b3 Be6 16. Nxe5 Qc8 17. f4 Bxh3 18. gxh3 Qxh3 19. Rf3 Qc8 20. Nb5 Rxe5 21. fxe5 Qg4+ 22. Kh2 Nxe4 23. Bf4 Qh4+ 24. Kg2 Qg4+ 25. Kh2 Qh4+ 26. Kg2 Qg4+ 27. Bg3 Bxe5 28. Qd3 Nxg3 29. Rxg3 Qxg3+ 30. Qxg3 Bxg3 31. Kxg3 a6 32. Nc7 Rc8 33. Nd5 Re8 34. Nf6+ Kf8 35. Nxe8 Kxe8 36. Bf3 1-0

[Event "Rio de Janeiro Duchamp U1800 op"]
[Site "Rio de Janeiro"]
[Date "2017.11.15"]
[Round "2.7"]
[White "Azevedo, Hugo Daniel de Oliv"]
[Black "Da Silva, Jose Cordeiro"]
[Result "1-0"]
[ECO "A22"]
[WhiteElo "1663"]
[PlyCount "87"]
[EventDate "2017.11.11"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. d3 Bb4 4. Qb3 Bxc3+ 5. Qxc3 Nc6 6. e4 d6 7. Bg5 Nd4 8. h3 Bd7 9. Ne2 Nxe2 10. Bxe2 0-0 11. 0-0 h6 12. Bh4 c5 13. f4 Nxe4 14. Qe1 Nf6 15. fxe5 dxe5 16. Bxf6 gxf6 17. Qh4 Kg7 18. Rf3 Rh8 19. Raf1 f5 20. Qg3+ Kf8 21. Qxe5 Rg8 22. Qxc5+ Qe7 23. Qxe7+ Kxe7 24. Rf4 Rae8 25. Bf3 Kd8 26. Bxb7 Re3 27. R4f3 Re7 28. Bd5 Kc7 29. b4 Re2 30. R1f2 Re1+ 31. Kh2 Re7 32. b5 a6 33. bxa6 Bc6 34. Bxc6 Kxc6 35. Rxf5 Rg7 36. Rf6+ Kc7 37. Rb2 Re8 38. a7 Ra8 39. Ra6 Rgg8 40. d4 f5 41. Rxh6 Rg7 42. Rb8 Rxa7 43. Rhb6 f4 44. d5 1-0

