[Event "IBM"]
[Site "Amsterdam"]
[Date "1975.??.??"]
[Round "4"]
[White "Huebner, Robert"]
[Black "Jansa, Vlastimil"]
[Result "1/2-1/2"]
[WhiteElo "2615"]
[BlackElo "2540"]
[ECO "A37"]

1.c4 g6 2.Nc3 c5 3.Nf3 Bg7 4.g3 Nc6 5.Bg2 e6 6.O-O Nge7 7.d3 O-O 8.Bd2 b6
9.a3 d5 10.Rb1 Bb7 11.Qa4 d4 12.Na2 a5 13.Qc2 a4 14.e4 Qd7 15.Rbe1 Na5 16.Nc1 e5
17.Ng5 h6 18.Nh3 b5 19.f4 bxc4 20.dxc4 f6 21.Nf2 Bc6 22.Bh3 Qd6 23.Ng4 g5
24.fxg5 fxg5 25.Rxf8+ Kxf8 26.Nf2 Kg8 27.Bg4 Nb7 28.Ncd3 Qg6 29.Bf3 Be8 30.b4 axb3
31.Qxb3 Qa6 32.Rb1 Nd6 33.Nxc5 Qxa3 34.Bb4 Qxb3 35.Nxb3 Ndc8  1/2-1/2

