[Event "Varna olm"]
[Site "Varna"]
[Date "1962.??.??"]
[Round "11"]
[White "Portisch, Lajos"]
[Black "Spassky, Boris V"]
[Result "1/2-1/2"]
[WhiteElo ""]
[BlackElo ""]
[ECO "D58"]

1.c4 e6 2.Nf3 d5 3.d4 Be7 4.Nc3 Nf6 5.Bg5 h6 6.Bh4 O-O 7.e3 b6 8.Rc1 Bb7
9.Be2 c5 10.cxd5 Nxd5 11.Bxe7 Qxe7 12.dxc5 bxc5 13.O-O Nd7 14.Nxd5 Bxd5 15.Qc2 Rab8  1/2-1/2

