[Event "Interzonal-08"]
[Site "Palma de Mallorca"]
[Date "1970.12.02"]
[Round "17"]
[White "Addison, William G"]
[Black "Geller, Efim P"]
[Result "1/2-1/2"]
1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Bd3 Nc6 5. Bc2 Bg4 6. h3 Bh5 7. d3 e6 8. Nbd2 d5 9. Qe2 Be7 10. Nf1 Qc7 11. Ng3 Bg6 12. Bg5 Rd8 13. O-O h6 14. Bh4 O-O 15. Rfe1 Nh5 16. Nxh5 Bxh5 17. g4 Bg6 18. Bg3 Qb6 19. Rab1 Qa6 20. a3 b5 21. Nh4 Bxh4 1/2-1/2