[Event "Stockholm Interzonal"]
[Site "Stockholm"]
[Date "1962.??.??"]
[Round "12"]
[White "Stein, Leonid"]
[Black "Portisch, Lajos"]
[Result "1-0"]
[WhiteElo ""]
[BlackElo ""]
[ECO "B42"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Bd3 Nf6 6.O-O Qc7 7.Nd2 Nc6 8.Nxc6 bxc6
9.f4 Bc5+ 10.Kh1 d6 11.Nf3 e5 12.fxe5 dxe5 13.Nh4 O-O 14.Nf5 Be6 15.Qe2 a5
16.Bc4 Kh8 17.Bg5 Nd7 18.Rad1 Nb6 19.Nxg7 Bxc4 20.Bf6 Be7 21.Qf3  1-0

