[Event "Osasco op"]
[Site "Osasco"]
[Date "2023.12.03"]
[Round "5"]
[White "Gravina, Miguel Vigolo"]
[Black "Leal Junior, Euripedes Claudino"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "1045"]
[BlackElo "1800"]
[PlyCount "67"]
[EventDate "2023.12.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CB50_2023"]
[SourceDate "2023.12.13"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.13"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 e6 4. e3 Bd6 5. Ne5 0-0 6. Bd3 Nbd7 7. 0-0 c5 8. c3 c4 9. Bc2 g6 10. Nd2 Nh5 11. Nxd7 Qxd7 12. Bxd6 Qxd6 13. Nf3 Bd7 14. Re1 Rae8 15. Qd2 Nf6 16. Ne5 Ne4 17. Bxe4 dxe4 18. Nxd7 Qxd7 19. Qc2 Qd5 20. Rab1 Rd8 21. b3 b5 22. bxc4 bxc4 23. Rb2 Rb8 24. Reb1 Rxb2 25. Rxb2 f5 26. Qa4 f4 27. Qb5 fxe3 28. fxe3 Rf7 29. Rb4 Qf5 30. Qxf5 Rxf5 31. Rxc4 h5 32. h3 Kf7 33. g3 e5 34. Rc7+ 1/2-1/2

[Event "Osasco op"]
[Site "Osasco"]
[Date "2023.12.02"]
[Round "4"]
[White "Leal Junior, Euripedes Claudino"]
[Black "Itagyba, Renan Fortes"]
[Result "0-1"]
[ECO "A01"]
[WhiteElo "1800"]
[BlackElo "1741"]
[PlyCount "48"]
[EventDate "2023.12.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CB50_2023"]
[SourceDate "2023.12.13"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.13"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 Nc6 3. e3 a6 4. Nf3 e4 5. Nd4 Nxd4 6. Bxd4 Nf6 7. Be2 d5 8. d3 Bd6 9. 0-0 0-0 10. Nc3 c6 11. Bxf6 Qxf6 12. Qd2 Re8 13. Na4 Qg6 14. Rfd1 Bh3 15. Bf1 Rad8 16. Kh1 Bg4 17. Be2 Qh5 18. h3 Bxe2 19. Re1 Qe5 20. g3 Bf3+ 21. Kg1 Qf5 22. Kh2 Re6 23. Rg1 Rh6 24. h4 Rxh4# 0-1

[Event "Osasco op"]
[Site "Osasco"]
[Date "2023.12.02"]
[Round "3"]
[White "Santana, Expedito"]
[Black "Leal Junior, Euripedes Claudino"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "1410"]
[BlackElo "1800"]
[PlyCount "78"]
[EventDate "2023.12.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CB50_2023"]
[SourceDate "2023.12.13"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.13"]
[SourceQuality "1"]

1. d4 d5 2. Nd2 Bf5 3. e3 Nf6 4. Bd3 Bxd3 5. cxd3 e6 6. Ngf3 Nbd7 7. 0-0 c5 8. Qa4 Be7 9. dxc5 Bxc5 10. d4 Bd6 11. Ne5 0-0 12. Nxd7 Nxd7 13. Nf3 Qc7 14. Bd2 Nb6 15. Ba5 Nxa4 16. Bxc7 Bxc7 17. Rac1 Rac8 18. b3 Nb6 19. a4 a5 20. Rc5 Nd7 21. Rb5 b6 22. b4 Ra8 23. Rc1 Bd6 24. bxa5 Rxa5 25. Rxa5 bxa5 26. Nd2 Rb8 27. g3 Rb4 28. Rc6 Bf8 29. Rc7 Nb6 30. Rb7 Nxa4 31. Rxb4 axb4 32. Nb3 f6 33. f4 e5 34. Kf2 Kf7 35. dxe5 fxe5 36. fxe5 Ke6 37. Nd4+ Kxe5 38. Nc6+ Ke4 39. Nd4 Bc5 0-1

[Event "Osasco op"]
[Site "Osasco"]
[Date "2023.12.01"]
[Round "1"]
[White "Fernandes, Thuane Teixeira"]
[Black "Leal Junior, Euripedes Claudino"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1581"]
[BlackElo "1800"]
[PlyCount "64"]
[EventDate "2023.12.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CB50_2023"]
[SourceDate "2023.12.13"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.13"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bb5+ Nc6 5. Nc3 Bf5 6. Nf3 a6 7. Ba4 b5 8. Bb3 e6 9. a3 Bd6 10. Bg5 Nge7 11. Bh4 Qb6 12. h3 h6 13. Ne2 0-0 14. Bg3 Rfd8 15. Bxd6 Rxd6 16. c3 Rc8 17. Bc2 a5 18. Bxf5 Nxf5 19. g4 Nfe7 20. 0-0 Ng6 21. Re1 Rcd8 22. Kh2 e5 23. Kg3 Rf6 24. Rf1 e4 25. Nd2 Qc7+ 26. Kg2 Nh4+ 27. Kh1 Rf3 28. Nxf3 Nxf3 29. Ng3 Qf4 30. Kg2 Nh4+ 31. Kg1 e3 32. Nh5 Nf3+ 0-1

[Event "Osasco op"]
[Site "Osasco"]
[Date "2023.12.01"]
[Round "2"]
[White "Leal Junior, Euripedes Claudino"]
[Black "Jiang, Lucas Zirui"]
[Result "0-1"]
[ECO "A01"]
[WhiteElo "1800"]
[BlackElo "1770"]
[PlyCount "60"]
[EventDate "2023.12.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CB50_2023"]
[SourceDate "2023.12.13"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.13"]
[SourceQuality "1"]

1. b3 c6 2. e3 d5 3. Bb2 Bf5 4. Nf3 Nd7 5. c4 Ngf6 6. Nc3 e6 7. d4 Bd6 8. Bd3 Bxd3 9. Qxd3 0-0 10. Ne2 Ne4 11. 0-0 a6 12. Ng3 Nxg3 13. fxg3 b5 14. Rac1 Qe7 15. c5 Bc7 16. Rf2 Nf6 17. Ng5 h6 18. Rxf6 hxg5 19. Rf3 e5 20. Rcf1 e4 21. Qe2 exf3 22. Qxf3 Rae8 23. Bc1 Qe4 24. Qh5 f6 25. h4 Qh7 26. Qg4 gxh4 27. gxh4 f5 28. Qh3 Qh5 29. Rf3 Re4 30. g3 Qxf3 0-1

