[Event "USA-ch"]
[Site "Berkeley"]
[Date "1984.??.??"]
[Round "14"]
[White "Kogan, Boris"]
[Black "Christiansen, Larry Mark"]
[Result "1-0"]
[WhiteElo "2470"]
[BlackElo "2545"]
[ECO "A49"]

1.d4 g6 2.g3 Bg7 3.Bg2 Nf6 4.Nf3 O-O 5.O-O d6 6.b3 Nc6 7.Bb2 Bf5 8.d5 Nb4
9.Nd4 Be4 10.c4 Bxg2 11.Kxg2 Qd7 12.Nc3 e5 13.Nc2 Nxc2 14.Qxc2 h5 15.e4 Ng4
16.Rae1 f5 17.f3 Nh6 18.exf5 gxf5 19.f4 Rae8 20.fxe5 dxe5 21.Qe2 f4 22.Qxh5 Rf5
23.Qf3 Ref8 24.Bc1 fxg3 25.Qxg3 Rxf1 26.Rxf1 Rxf1 27.Kxf1 Qf5+ 28.Ke1 Ng4
29.Qg2 e4 30.Nxe4 Ne5 31.Bh6 Ng6 32.Bxg7 Nh4 33.Qg4 Nf3+ 34.Kf2 Qxg4 35.Nf6+ Kxg7
36.Nxg4 Nd4 37.Ke3 Nc2+ 38.Ke4 Nb4 39.a3 Nc2 40.Kd3 Ne1+ 41.Ke4 Nc2 42.Ne3 Nxa3
43.Kd3 b5 44.Kc3 Kf6 45.Kb2  1-0

