[Event "Prague zt"]
[Site "Prague"]
[Date "1954.??.??"]
[Round "4"]
[White "Stahlberg, Gideon"]
[Black "Koskinen, Heikki"]
[Result "1-0"]
[WhiteElo ""]
[BlackElo ""]
[ECO "D74"]

1.d4 Nf6 2.c4 g6 3.g3 Bg7 4.Bg2 d5 5.cxd5 Nxd5 6.Nf3 O-O 7.O-O c5 8.e4 Nf6
9.e5 Nd5 10.dxc5 Nb4 11.Nc3 N4a6 12.Bg5 Nc6 13.Qe2 Bg4 14.Rfd1 Qc8 15.Nd5 Re8
16.Qe3 Bxf3 17.Bxf3 Qf5 18.b4 Naxb4 19.Nxb4 Nxb4 20.Be4 Qc8 21.Rab1 Nc6 22.Bd5 e6
23.Bg2 Qc7 24.Bf6 Bf8 25.Rd6 Rac8 26.Bxc6 bxc6 27.Rb4 Qa5 28.Rh4 Rb8 29.Rdd4 Rb1+
30.Kg2 Qb5 31.Rc4  1-0

