[Event "Curitiba CXC 70 anos"]
[Site "Curitiba"]
[Date "2008.11.??"]
[Round "2"]
[White "Feres, Luiz"]
[Black "Tratz, Sergio"]
[Result "1-0"]
[ECO "B12"]
[PlyCount "59"]
[EventDate "2008.11.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. a3 Nd7 6. Bd3 Bxd3 7. Qxd3 Ne7 8. 0-0 a6 9. Be3 h6 10. Nbd2 Ng6 11. b4 Be7 12. c4 dxc4 13. Nxc4 0-0 14. Qe4 Nb6 15. Nxb6 Qxb6 16. Qg4 Qc7 17. h4 Kh7 18. Qe4 Kg8 19. h5 Nh8 20. Qg4 Kh7 21. Nh2 Qd8 22. Qe4+ g6 23. Ng4 Bg5 24. f4 Be7 25. Kf2 Kg7 26. Rh1 g5 27. fxg5 Bxg5 28. Bxg5 Qxg5 29. Nf6 Rad8 30. Qh7# 1-0

[Event "Curitiba CXC 70 anos"]
[Site "Curitiba"]
[Date "2008.11.??"]
[Round "6"]
[White "Koszo, Bela"]
[Black "Tratz, Sergio"]
[Result "0-1"]
[ECO "D12"]
[PlyCount "50"]
[EventDate "2008.11.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Bf5 4. e3 Nf6 5. Bd3 Bxd3 6. Qxd3 e6 7. Nbd2 Nbd7 8. 0-0 Bd6 9. a4 b6 10. b3 c5 11. Ba3 0-0 12. Rfe1 Rc8 13. e4 dxe4 14. Nxe4 Nxe4 15. Rxe4 Nf6 16. Re2 Qc7 17. g3 cxd4 18. Bxd6 Qxd6 19. Rae1 Rcd8 20. Ng5 h6 21. Rxe6 fxe6 22. Rxe6 Qc5 23. Ne4 Nxe4 24. Qxe4 d3 25. Qg4 Qxf2+ 0-1

[Event "Curitiba CXC 70 anos"]
[Site "Curitiba"]
[Date "2008.11.??"]
[Round "3"]
[White "Tratz, Sergio"]
[Black "Koehler, Eduardo"]
[Result "1-0"]
[ECO "C57"]
[PlyCount "47"]
[EventDate "2008.11.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Nxd5 6. d3 b5 7. Bb3 a5 8. a4 b4 9. Qf3 Qf6 10. Qxd5 Ne7 11. Qxa8 Nd5 12. Bxd5 Bc5 13. Qxc8+ Qd8 14. Qxd8+ Kxd8 15. Nxf7+ Ke8 16. Nxh8 g6 17. 0-0 e4 18. Re1 Bd4 19. Rxe4+ Kf8 20. Rxd4 Kg7 21. Bc4 Kxh8 22. Rd7 b3 23. Bf4 bxc2 24. Be5# 1-0

[Event "Curitiba CXC 70 anos"]
[Site "Curitiba"]
[Date "2008.11.??"]
[Round "1"]
[White "Tratz, Sergio"]
[Black "Macedo, Thiago Crema"]
[Result "0-1"]
[ECO "B23"]
[BlackElo "2076"]
[PlyCount "98"]
[EventDate "2008.11.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. g3 a6 4. Bg2 Nc6 5. f4 d6 6. Nf3 b5 7. d3 Bb7 8. 0-0 b4 9. Ne2 d5 10. c3 Qb6 11. Be3 Rd8 12. e5 Nh6 13. d4 Nf5 14. Bf2 h5 15. a3 b3 16. Re1 cxd4 17. cxd4 Na5 18. Nd2 Bc6 19. Rc1 Bb5 20. Nxb3 Ba4 21. Rc3 Bxb3 22. Qc1 Bc4 23. Qc2 Nb3 24. Rd1 a5 25. Rxc4 dxc4 26. Qxc4 Be7 27. d5 Bc5 28. Bxc5 Qxc5+ 29. Qxc5 Nxc5 30. d6 Kd7 31. b4 Nb3 32. b5 Rc8 33. Bc6+ Kd8 34. a4 Nc5 35. Rc1 Nd3 36. Rc3 Nb4 37. Kf2 Rf8 38. Ke1 Nd5 39. Rb3 Nb6 40. Ra3 f6 41. Kd2 fxe5 42. fxe5 Nc4+ 43. Kc3 Nxe5 44. Nf4 Rf6 45. Ra2 Nxc6 46. d7 Rc7 47. bxc6 e5 48. Nd5 Rfxc6+ 49. Kb3 Nd4+ 0-1

[Event "Curitiba CXC 70 anos"]
[Site "Curitiba"]
[Date "2008.11.??"]
[Round "5"]
[White "Tratz, Sergio"]
[Black "Metzger, Giovane"]
[Result "0-1"]
[ECO "E12"]
[PlyCount "60"]
[EventDate "2008.11.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Bg5 Be7 5. e3 b6 6. Nc3 Bb7 7. cxd5 Nxd5 8. Bxe7 Qxe7 9. Bd3 Nd7 10. 0-0 0-0 11. a3 Nxc3 12. bxc3 Rad8 13. Qe2 e5 14. Nd2 Qg5 15. Be4 Bxe4 16. Nxe4 Qe7 17. d5 f5 18. Nd2 Nc5 19. c4 e4 20. Rfd1 Nd3 21. f4 c6 22. dxc6 Qd6 23. Nb3 Qxc6 24. Nd4 Qxc4 25. Rd2 Rxd4 26. Rc2 Qd5 27. Rd1 Nxf4 28. exf4 Rxd1+ 29. Kf2 Qd4+ 30. Kg3 Rd3+ 0-1

