[Event "USA-ch/Zonal"]
[Site "South Bend"]
[Date "1981.??.??"]
[Round "11"]
[White "Lein, Anatoly"]
[Black "Peters, Jack"]
[Result "1/2-1/2"]
[WhiteElo "2485"]
[BlackElo "2485"]

1. e4 c5 2. Nc3 g6 3. Nf3 Bg7 4. d4 cxd4 5. Nxd4 Nc6 6. Be3 Nf6 7. Nb3 d6 8. Be2 Be6 9. f4 O-O 10. O-O Qc8 11. Qe1 Rd8 12. Qg3 Nb4 13. Rac1 Bc4 14. Bxc4 Qxc4 15. Qf3 d5 16. e5 Ne4 17. Bd4 Nd2 18. Nxd2 Qxd4+ 19. Kh1 Nc6 20. Rfd1 e6 21. Nb3 Qc4 22. Ne2 Rac8 1/2-1/2