[Event "Interzonal-08"]
[Site "Palma de Mallorca"]
[Date "1970.11.15"]
[Round "6"]
[White "Panno, Oscar"]
[Black "Filip, Miroslav"]
[Result "1/2-1/2"]

1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. Nf3 Be7 5. O-O O-O 6. b3 c5 7. Bb2 Nc6 8. e3 b6 9. Nc3 Bb7 10. cxd5 Nxd5 11. Nxd5 Qxd5 12. d4 Na5 13. Bc3 cxd4 14. Qxd4 Qxd4 15. Nxd4 Bxg2 16. Kxg2 Nb7 17. Nc6 Bc5 18. b4 Rfc8 19. Nxa7 Rxa7 20. bxc5 Nxc5 21. Bd4 f6 22. Rfc1 e5 1/2-1/2