[Event "USA-ch"]
[Site "Mentor"]
[Date "1977.10.05"]
[Round "11"]
[White "Lein, Anatoly"]
[Black "Zuckerman, Bernard"]
[Result "1/2-1/2"]
[WhiteElo "2525"]
[BlackElo "2450"]

1. Nf3 c5 2. g3 g6 3. Bg2 Bg7 4. O-O Nf6 5. c4 O-O 6. Nc3 d5 7. cxd5 Nxd5 8. Nxd5 Qxd5 9. d3 Nc6 10. a3 Bd7 11. Ng5 Qf5 1/2-1/2