[Event "Piatigorsky Cup 2nd"]
[Round "11"]
[Site "Santa Monica"]
[Date "1966"]
[White "Unzicker, Wolfgang"]
[Black "Spassky, Boris V"]
[Result "1/2-1/2"]
[ECO "B91"]
[Opening "Sicilian, Najdorf, Zagreb (Fianchetto) Variation (6.g3)"]
 1. e4   c5
 2. Nf3  d6
 3. d4   cxd4
 4. Nxd4 Nf6
 5. Nc3  a6
 6. g3   e5
 7. Nb3  Be7
 8. Bg2  O-O
 9. O-O  b6
10. Nd5  Nxd5
11. Qxd5 Ra7
12. Be3  Be6
13. Qd3  Nd7
14. Nd2  Qc8
15. c4   Rc7
16. b3   Nc5
17. Qe2  Qb8
18. Rfc1 Rfc8
19. a4   Qb7
20. Qd1  h6
21. h4   Qb8
22. Rcb1 
1/2-1/2