[Event "USA-ch/Zonal"]
[Site "South Bend"]
[Date "1981.??.??"]
[Round "10"]
[White "Benjamin, Joel"]
[Black "Fedorowicz, John P"]
[Result "1/2-1/2"]
[WhiteElo "2400"]
[BlackElo "2435"]
1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O O-O 5. c4 d6 6. Nc3 e5 7. Rb1 Nc6 8. b4 a6 9. d3 Rb8 10. Bg5 h6 11. Bxf6 Bxf6 12. Nd2 1/2-1/2