[Event "Interzonal-08"]
[Site "Palma de Mallorca"]
[Date "1970.12.10"]
[Round "22"]
[White "Addison, William G"]
[Black "Filip, Miroslav"]
[Result "1/2-1/2"]
1. e4 e5 2. Nc3 Nc6 3. Bc4 Nf6 4. d3 Bb4 5. Bg5 h6 6. Bxf6 Bxc3+ 7. bxc3 Qxf6 8. Ne2 Na5 9. Bb3 O-O 10. O-O Nxb3 11. axb3 d6 12. c4 Bd7 13. Qd2 b6 14. Nc3 c6 15. Kh1 Qe7 16. d4 exd4 17. Qxd4 Be6 18. Rfe1 Rad8 19. Nd5 cxd5 20. exd5 Qd7 21. dxe6 fxe6 22. f3 Kh8 23. h3 Rf6 1/2-1/2