[Event "World op"]
[Site "Philadelphia"]
[Date "1985.??.??"]
[Round "?"]
[White "Christiansen, Larry Mark"]
[Black "Shamkovich, Leonid"]
[Result "1/2-1/2"]
[WhiteElo "2560"]
[BlackElo "2460"]
[ECO "E12"]

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.a3 Bb7 5.Nc3 Ne4 6.Nxe4 Bxe4 7.Nd2 Bb7 8.e4 Qf6
9.d5 Bc5 10.Nf3 d6 11.Bd3 Nd7 12.O-O O-O 13.Qc2 Ne5 14.Nxe5 dxe5 15.Bd2 c6  1/2-1/2

