[Event "USA-ch"]
[Site "Oberlin"]
[Date "1975.??.??"]
[Round "12"]
[White "Grefe, John Alan"]
[Black "Peters, Jack"]
[Result "1-0"]
1. c4 e5 2. Nc3 Nf6 3. a3 c6 4. e3 d5 5. d4 exd4 6. exd4 Be7 7. Nf3 O-O 8. Be2 dxc4 9. Bxc4 Nbd7 10. h3 Nb6 11. Bd3 Be6 12. Qe2 Re8 13. O-O Nbd5 14. Be3 Bd6 15. Qd2 Nxc3 16. bxc3 Bd5 17. Be2 Ne4 18. Qc1 Qa5 19. c4 Nc3 20. Bd3 Be4 21. Qc2 Qf5 22. Bxe4 Nxe4 23. c5 Bc7 24. Rab1 Rab8 25. Rfc1 Ng3 26. Qc4 Qe6 27. Rb2 Nf5 28. Qxe6 Rxe6 29. Bd2 Ne7 30. Rc4 b5 31. cxb6 Rxb6 32. Rxb6 Bxb6 33. a4 Nd5 34. a5 Bc7 35. Rc2 f6 36. Rb2 Re7 37. Kf1 Bd6 38. a6 Nc7 39. Rc2 Nxa6 40. Rxc6 1-0