[Event "USA-ch"]
[Site "Estes Park"]
[Date "1987.??.??"]
[Round "8"]
[White "Kogan, Boris Markovich"]
[Black "De Firmian, Nick E"]
[Result "1/2-1/2"]
[WhiteElo "2460"]
[BlackElo "2520"]
1. d4 Nf6 2. Nf3 e6 3. g3 b5 4. Bg2 Bb7 5. O-O c5 6. c3 Be7 7. Bg5 Qb6 8. Nbd2 cxd4 9. cxd4 Nc6 10. e3 h6 11. Bxf6 Bxf6 12. Rc1 d6 13. Ne4 Be7 14. Nc3 d5 15. Ne1 O-O 16. Nd3 Rac8 17. Qg4 Bd6 18. Rfd1 Qa5 19. a3 b4 20. axb4 Nxb4 21. Ra1 Qd8 1/2-1/2