[Event "Lone Pine op"]
[Site "Lone Pine"]
[Date "1981.??.??"]
[Round "?"]
[White "Shamkovich, Leonid"]
[Black "Sigurjonsson, Gudmundur"]
[Result "1/2-1/2"]
[WhiteElo "2495"]
[BlackElo "2435"]
[ECO "E63"]

1.Nf3 Nf6 2.c4 g6 3.Nc3 Bg7 4.d4 d6 5.g3 O-O 6.Bg2 Nc6 7.O-O a6 8.b3 Rb8
9.Bb2 b5 10.cxb5 axb5 11.d5 Na5 12.Nd4 b4 13.Nb1 Bb7 14.e4 c5 15.dxc6 Nxc6
16.Nxc6 Bxc6 17.Nd2 Qd7 18.Rc1 Rfc8  1/2-1/2

