[Event "Cuiaba Contaud op"]
[Site "Cuiaba"]
[Date "2023.11.03"]
[Round "4"]
[White "Da Silva, Marcelo Batista"]
[Black "Do Amaral Vailant, Helena Ketheryne"]
[Result "0-1"]
[ECO "C34"]
[WhiteElo "1800"]
[BlackElo "1562"]
[PlyCount "50"]
[EventDate "2023.11.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CB46_2023"]
[SourceDate "2023.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.15"]
[SourceQuality "1"]

1. e4 e5 2. f4 exf4 3. Nf3 Nc6 4. Bc4 d6 5. c3 Bg4 6. 0-0 Qe7 7. Qb3 0-0-0 8. Bxf7 Nf6 9. Bd5 Nxd5 10. Qxd5 Ne5 11. Nxe5 dxe5 12. Qc4 g5 13. d4 exd4 14. cxd4 Qxe4 15. Nc3 Qxd4+ 16. Qxd4 Rxd4 17. h3 Bf5 18. b3 Bc5 19. Kh1 Re8 20. Bb2 Rd2 21. Na4 Ree2 22. Bc3 Rc2 23. Nxc5 Rxg2 24. Bd4 Rh2+ 25. Kg1 Rcg2# 0-1

[Event "Cuiaba Contaud op"]
[Site "Cuiaba"]
[Date "2023.11.03"]
[Round "3"]
[White "Ricci, Lucas Estremes"]
[Black "Da Silva, Marcelo Batista"]
[Result "1-0"]
[ECO "A62"]
[WhiteElo "1550"]
[BlackElo "1800"]
[PlyCount "36"]
[EventDate "2023.11.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CB46_2023"]
[SourceDate "2023.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.15"]
[SourceQuality "1"]

1. d4 c5 2. d5 e6 3. c4 exd5 4. cxd5 d6 5. Nc3 Nf6 6. Nf3 g6 7. g3 Bg7 8. Bg2 0-0 9. 0-0 Bd7 10. Bf4 Ne8 11. a4 Qb6 12. Qc2 Nc7 13. e4 Nca6 14. Rfe1 Nb4 15. Qd2 c4 16. Be3 Qc7 17. Bf1 f5 18. Nd4 fxe4 1-0

[Event "Cuiaba Contaud op"]
[Site "Cuiaba"]
[Date "2023.11.02"]
[Round "2"]
[White "Da Silva, Marcelo Batista"]
[Black "Vargas, Roberto Carlos Melg"]
[Result "1/2-1/2"]
[ECO "B27"]
[WhiteElo "1800"]
[BlackElo "1578"]
[PlyCount "51"]
[EventDate "2023.11.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CB46_2023"]
[SourceDate "2023.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. c3 Nc6 4. Bc4 Bg7 5. 0-0 e6 6. Re1 Nge7 7. d4 cxd4 8. cxd4 0-0 9. d5 Ne5 10. Bb3 b6 11. Nc3 Bb7 12. Bg5 h6 13. Bh4 g5 14. Bg3 N7g6 15. h3 Rc8 16. Nb5 Nxf3+ 17. Qxf3 Be5 18. Qh5 Bxg3 19. fxg3 Kg7 20. Nd6 Rc7 21. Nxb7 Rxb7 22. e5 exd5 23. Bxd5 Rc7 24. Rad1 Qe7 25. Qe2 Qb4 26. Qd2 1/2-1/2

[Event "Cuiaba Contaud op"]
[Site "Cuiaba"]
[Date "2023.11.02"]
[Round "1"]
[White "Franca, Jairo Jr"]
[Black "Da Silva, Marcelo Batista"]
[Result "1/2-1/2"]
[ECO "C41"]
[WhiteElo "1744"]
[BlackElo "1800"]
[PlyCount "73"]
[EventDate "2023.11.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CB46_2023"]
[SourceDate "2023.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. d4 Nf6 4. Nc3 exd4 5. Nxd4 c6 6. Bc4 Be7 7. 0-0 0-0 8. Bb3 h6 9. f3 Nh7 10. Kh1 Kh8 11. Be3 f5 12. Qd3 fxe4 13. fxe4 Na6 14. Rxf8+ Nxf8 15. Qc4 Nh7 16. Rd1 Nc5 17. Nf5 Bxf5 18. exf5 Nxb3 19. Qxb3 b6 20. Ne2 Qd7 21. Qd3 Rf8 22. Ng3 d5 23. c4 Nf6 24. Ne2 Ng4 25. Nf4 Rf6 26. cxd5 Nxe3 27. Qxe3 Bc5 28. Qd3 cxd5 29. Nxd5 Rxf5 30. b4 Bf8 31. a3 Rf2 32. Kg1 Qf5 33. Qd4 Ra2 34. Rf1 Qc8 35. Nc7 Rc2 36. Ne6 Rc1 37. Nxf8 1/2-1/2

