[Event "Olympiad-22"]
[Site "Haifa"]
[Date "1976.10.28"]
[Round "4(1)"]
[White "Unzicker, Wolfgang"]
[Black "Keene, Raymond"]
[Result "1/2-1/2"]
[WhiteElo "2530"]
[BlackElo "2460"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. f4 Nc6 5. Be3 Nf6 6. h3 O-O 7. e5 Nd7 8. Nf3 Nb6 9. Be2 dxe5 10. fxe5 f6 11. exf6 exf6 12. Qd2 Be6 13. Bh6 Nxd4 14. Bxg7 Nxf3+ 15. Bxf3 Qxd2+ 16. Kxd2 Kxg7 17. Rae1 Rad8+ 18. Kc1 Bc8 19. Nb5 c6 20. Nxa7 Bd7 21. Re3 Nc4 22. Rb3 Rb8 23. Rd1 Ne5 24. Be4 Kf7 25. Rb4 Ke7 26. a4 b6 27. Rbd4 Rfd8 28. Re1 Kf7 29. Red1 Ke7 1/2-1/2