[Event "USA-ch"]
[Site "Berkeley"]
[Date "1984.??.??"]
[Round "13"]
[White "De Firmian, Nick E"]
[Black "Fedorowicz, John P"]
[Result "1/2-1/2"]
[WhiteElo "2515"]
[BlackElo "2475"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 Qb6 7. Ndb5 a6 8. Be3 Qa5 9. Nd4 e6 10. O-O Be7 11. Bb3 O-O 12. f4 Nxd4 13. Bxd4 e5 14. Be3 exf4 15. Rxf4 Be6 16. Qf3 Nd7 17. Nd5 Bg5 18. Qh5 Qd8 19. Rf3 Bxe3+ 20. Rxe3 Bxd5 21. Qxd5 Qb6 1/2-1/2