[Event "Olympiad-34"]
[Site "Istanbul"]
[Date "2000.10.28"]
[Round "1(4)"]
[White "Ferreira, Oscar"]
[Black "Bischoff, Klaus"]
[Result "0-1"]
[WhiteElo "2266"]
[BlackElo "2556"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. g3 Bb4 7. Ne2 Nf6 8. Bg2 Be7 9. O-O O-O 10. h3 Nc6 11. Be3 d6 12. g4 b5 13. g5 Nd5 14. Ng3 Bb7 15. f4 Na5 16. Qe2 Rfe8 17. f5 Bf8 18. Qf2 Nc4 19. fxe6 fxe6 20. Qf7+ Kh8 21. Bd4 Ne5 22. Qh5 Kg8 23. Rf2 g6 24. Qe2 Bg7 25. Kh1 b4 26. Nd1 Ng4 27. Qxg4 Bxd4 28. Rd2 Bg7 29. Ne3 Qc5 30. Qe2 Bxb2 31. Rad1 Be5 32. Ngf1 Bf4 33. Rd4 a5 34. Qg4 Be5 35. R4d2 Ba6 36. Nxd5 exd5 37. Qd7 dxe4 38. h4 Bc4 39. Bh3 Rad8 40. Qb7 Rf8 41. Kg2 Rf2+ 0-1