[Event "USA-ch"]
[Site "Oberlin"]
[Date "1975.??.??"]
[Round "5"]
[White "Rogoff, Kenneth"]
[Black "Grefe, John Alan"]
[Result "1-0"]
1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d6 6. d4 c6 7. Nc3 Nbd7 8. e4 e5 9. Rb1 Re8 10. h3 exd4 11. Nxd4 Nc5 12. Re1 a5 13. Bf4 Nh5 14. Be3 Nf6 15. Qc2 Qe7 16. Rbd1 Bd7 17. Bf4 Rad8 18. Nb3 Bc8 19. Nxa5 d5 20. cxd5 cxd5 21. e5 Bf5 22. Qc1 Nd3 23. Rxd3 Bxd3 24. Rd1 Be4 25. exf6 Bxf6 26. Bxe4 Bxc3 27. Qxc3 Qxe4 28. Qd4 Qxd4 29. Rxd4 Rd7 30. Bd2 f6 31. Nb3 b6 32. Rb4 Rb8 33. Be3 1-0