[Event "Interzonal-07"]
[Site "Sousse"]
[Date "1967.10.17"]
[Round "2"]
[White "Stein, Leonid"]
[Black "Kortschnoj, Viktor Lvovich"]
[Result "1/2-1/2"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nd7 7. h4 h6 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Qc7 11. Bd2 Ngf6 12. O-O-O e6 13. Ne4 Nxe4 14. Qxe4 Nf6 15. Qe2 O-O-O 16. g3 Rd5 17. Bf4 Bd6 18. Bxd6 Rxd6 19. Ne5 Rhd8 20. c3 c5 21. dxc5 Rxd1+ 22. Rxd1 Rxd1+ 23. Kxd1 Qxc5 1/2-1/2