[Event "Amsterdam IBM"] [Site "Amsterdam NED"] [Date "1976.07.09"] [EventDate "1976.07.06"] [Round "4"] [Result "1-0"] [White "Hans Bohm"] [Black "Fridrik Olafsson"] [ECO "D03"] [WhiteElo "2445"] [BlackElo "2570"] [PlyCount "60"] 1. d4 d5 2. Nf3 Nf6 3. Bg5 e6 4. e3 c5 5. c3 Qb6 6. Bxf6 gxf6 7. Qc2 Nc6 8. Nbd2 Bd7 9. Be2 f5 10. O-O Rc8 11. Rac1 Bd6 12. c4 cxd4 13. cxd5 exd5 14. exd4 Nxd4 15. Qd3 Rxc1 16. Rxc1 Ne6 17. g3 f4 18. Qxd5 fxg3 19. Ne4 gxf2+ 20. Kf1 Ke7 21. Rd1 Rg8 22. Qxd6+ Qxd6 23. Rxd6 Bc6 24. Nfd2 Rg1+ 25. Kxf2 Rh1 26. Bf3 Ra1 27. a3 f5 28. Rxe6+ Kxe6 29. Nc5+ Ke5 30. Nc4+ Kf4 1-0