[Event "Zuerich op"]
[Site "Zuerich"]
[Date "1984.??.??"]
[Round "6"]
[White "Spassky, Boris V"]
[Black "Zueger, Beat"]
[Result "1/2-1/2"]
[WhiteElo "2590"]
[BlackElo "2385"]
[ECO "E91"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 Bg4 7.Be3 Nfd7 8.O-O Nc6
9.d5 Bxf3 10.Bxf3 Na5 11.Be2 Bxc3 12.bxc3 e5 13.dxe6 fxe6 14.f4 b6 15.Qe1 Qe7
16.Qg3 Rae8 17.Rae1 Qg7 18.Bc1 Nc5 19.Qe3 Qd7 20.h4  1/2-1/2

