[Event "USA-ch/Zonal"]
[Site "South Bend"]
[Date "1981.??.??"]
[Round "15"]
[White "Kudrin, Sergey"]
[Black "Benjamin, Joel"]
[Result "1/2-1/2"]
[WhiteElo "2425"]
[BlackElo "2400"]

1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nc3 O-O 5. Nf3 d6 6. O-O e5 7. d3 Nc6 8. Rb1 Nd4 9. a3 a5 10. b4 axb4 11. axb4 c6 12. Bd2 Bg4 13. e3 Nxf3+ 14. Bxf3 Bxf3 15. Qxf3 1/2-1/2