[Event "Interzonal-16"]
[Site "Biel"]
[Date "1993.??.??"]
[Round "4"]
[White "Smyslov, Vassily V"]
[Black "Yudasin, Leonid"]
[Result "1/2-1/2"]
[WhiteElo "2520"]
[BlackElo "2605"]

1. Nf3 Nf6 2. d4 c5 3. e3 d5 4. dxc5 e6 5. c4 Bxc5 6. Nc3 Nc6 7. cxd5 exd5 8. Be2 O-O 9. O-O Bg4 10. h3 Be6 11. b3 Qe7 12. Bb2 a6 13. Rc1 Ba7 14. Bd3 Rfd8 15. Ne2 Ne4 16. Ned4 Nb4 17. Bb1 Rac8 18. Nxe6 Rxc1 19. Qxc1 fxe6 20. a3 Nc6 21. Bxe4 dxe4 22. Nd2 Rd3 23. Nxe4 Rxb3 1/2-1/2