[Event "Interpolis-01"]
[Site "Tilburg"]
[Date "1977.10.01"]
[Round "7"]
[White "Olafsson, Fridrik"]
[Black "Andersson, Ulf"]
[Result "1/2-1/2"]
[BlackElo "2565"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 Ne4 8. Qc2 Nxc3 9. Qxc3 c5 10. Rd1 d6 11. Qc2 Nc6 12. d5 exd5 13. cxd5 Nb4 14. Qb3 Re8 15. a3 Na6 16. e4 Bf6 17. Qc2 Rc8 18. Bf4 b5 19. h4 h6 20. Rab1 Rc7 21. Re1 c4 22. b4 cxb3 23. Qxb3 Nc5 24. Qxb5 Ba6 25. Qa5 Bd3 26. Rbc1 Rxe4 27. Rxe4 Bxe4 1/2-1/2