[Event "Interzonal-08"]
[Site "Palma de Mallorca"]
[Date "1970.11.20"]
[Round "9"]
[White "Suttles, Duncan"]
[Black "Portisch, Lajos"]
[Result "1/2-1/2"]
1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. d3 Bg7 5. Bg2 d6 6. Be3 Rb8 7. Qd2 b5 8. Nge2 b4 9. Nd1 Nd4 10. O-O Bd7 11. a3 a5 12. Bxd4 cxd4 13. axb4 Rxb4 14. b3 Bh6 15. f4 e5 16. Nb2 Be6 17. Ra2 Nf6 18. Rfa1 O-O 19. Rxa5 Rb7 20. h3 Nh5 21. Kh2 Rc7 22. Nc4 f5 23. Ra8 Rc8 24. exf5 Bxf5 25. Qe1 exf4 26. g4 Bxg4 27. Bd5+ Kh8 28. hxg4 Nf6 29. Bf3 Nxg4+ 30. Kh1 Qg5 31. R1a5 Rc5 32. Rxc5 dxc5 33. Rxf8+ Bxf8 34. Bxg4 Qxg4 35. Ng1 h6 36. Qe8 Kg7 37. Ne5 Qf5 38. Kg2 Bd6 39. Ngf3 g5 40. Qd8 Qe6 41. Qd7+ Qxd7 42. Nxd7 1/2-1/2