[Event "Olympiad-22"]
[Site "Haifa"]
[Date "1976.10.26"]
[Round "2(1)"]
[White "Petersen, Hans"]
[Black "Yerbury, Paul"]
[Result "0-1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 b5 6. Bb3 Be7 7. O-O d6 8. c3 O-O 9. Nbd2 Na5 10. Bc2 c5 11. Re1 Qc7 12. Nf1 Re8 13. Ng3 Nc6 14. Bg5 h6 15. Bxf6 Bxf6 16. h3 g6 17. Nh2 Bg7 18. Ng4 Bxg4 19. Qxg4 Rad8 20. Bb3 Kh7 21. Bd5 Rf8 22. Rad1 Ne7 23. Bb3 f5 24. Qe2 f4 25. Nf1 f3 26. gxf3 Qd7 27. Kh2 Rf4 28. Nd2 Rh4 29. Rh1 Qxh3+ 0-1