[Event "IBM"]
[Site "Amsterdam"]
[Date "1975.??.??"]
[Round "1"]
[White "Ljubojevic, Ljubomir"]
[Black "Hamann, Svend"]
[Result "1/2-1/2"]
[WhiteElo "2615"]
[BlackElo "2485"]
[ECO "B89"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Bc4 e6 7.Be3 Be7 8.Qe2 a6
9.O-O-O Qc7 10.Bb3 Na5 11.g4 b5 12.g5 Nxb3+ 13.axb3 Nd7 14.h4 b4 15.Na2 Bb7
16.h5 Qa5 17.Kb1 Bxe4 18.f3 Bf5 19.Nxb4 Qxb4 20.Nxf5 exf5 21.Bd4 Nc5 22.h6 Ne6
23.hxg7 Rg8 24.Bf6 Kd7 25.Rxh7 Rae8 26.Rh8 Bxf6 27.Rxg8 Bxg7 28.Rxe8 Kxe8
29.Qxa6 Be5 30.Rh1 Qd2 31.Qc8+ Ke7 32.Qb7+ Kf8 33.Qa8+ Ke7 34.Qa7+ Kf8 35.Qb8+ Ke7
36.Qb7+ Kf8 37.Qc8+ Ke7 38.Qb7+  1/2-1/2

