[Event "Lone Pine"]
[Site "Lone Pine"]
[Date "1980.??.??"]
[Round "6"]
[White "Petursson, Margeir"]
[Black "Shamkovich, Leonid"]
[Result "1-0"]
[WhiteElo "2425"]
[BlackElo "2515"]
[ECO "D85"]

1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.cxd5 Nxd5 6.e4 Nxc3 7.bxc3 c5 8.Be3 Bg4
9.Rc1 O-O 10.Be2 cxd4 11.cxd4 e6 12.O-O Nc6 13.d5 exd5 14.exd5 Bxf3 15.Bxf3 Ne5
16.Be2 b6 17.d6 Qh4 18.Qd5 Rad8 19.Rc7 Qa4 20.Rd1 h6 21.Bd4 Rde8 22.Re7 Qc2
23.Bxe5  1-0

