[Event "USA-ch"]
[Site "Berkeley"]
[Date "1984.??.??"]
[Round "1"]
[White "Kogan, Boris"]
[Black "De Firmian, Nick E"]
[Result "1/2-1/2"]
[WhiteElo "2470"]
[BlackElo "2475"]
[ECO "A46"]

1.d4 Nf6 2.Nf3 e6 3.Bg5 c5 4.e3 Qb6 5.Qc1 Nc6 6.Bxf6 gxf6 7.c3 d5 8.Nbd2 Bd7
9.Be2 Rc8 10.O-O cxd4 11.exd4 Bh6 12.Qb1 O-O 13.Nb3 Ne7 14.Nc5 Bc6 15.g3 Kh8
16.a4 Rg8 17.Nh4 Qc7 18.Bd3 Ng6 19.Nxg6+ hxg6 20.Re1 e5 21.Bf1 e4 22.a5 f5
23.b4 b6 24.axb6 axb6 25.Na6 Qd6 26.Qb2 f4 27.b5 Bd7 28.Nb4 fxg3 29.fxg3 f5
30.Ra7 Ra8 31.Rea1 Rxa7 32.Rxa7 f4 33.gxf4 Rf8 34.Qg2 Rxf4 35.Be2 Rf7 36.Qg3 Bf4
37.Qh4+ Kg7 38.Nc6 Be3+ 39.Kh1 Bxc6 40.Rxf7+ Kxf7 41.Qh7+  1/2-1/2

