[Event "Interzonal-07"]
[Site "Sousse"]
[Date "1967.11.15"]
[Round "23"]
[White "Portisch, Lajos"]
[Black "Reshevsky, Samuel Herman"]
[Result "1/2-1/2"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. g3 O-O 5. Bg2 d6 6. Nf3 Nbd7 7. O-O e5 8. e4 c6 9. h3 Qb6 10. Re1 Re8 11. d5 Nc5 12. Rb1 a5 13. Be3 Qc7 14. Nd2 Bd7 15. Qe2 Rab8 1/2-1/2