[Event "Halle zt"]
[Site "Halle"]
[Date "1963.??.??"]
[Round "?"]
[White "Portisch, Lajos"]
[Black "Minev, Nikolay N"]
[Result "1/2-1/2"]
[WhiteElo ""]
[BlackElo ""]
[ECO "E18"]

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Be7 6.O-O O-O 7.Nc3 Ne4 8.Nxe4 Bxe4
9.Ne1 Bxg2 10.Nxg2 d5 11.cxd5 Qxd5 12.Nf4 Qb7 13.Be3 Nd7 14.Rc1 c5 15.d5 e5
16.d6 exf4 17.dxe7 Rfe8 18.Bxf4 Rxe7 19.b4 Rae8 20.Re1 Ne5 21.Bxe5 Rxe5  1/2-1/2

