[Event "Amsterdam"]
[Site "Amsterdam"]
[Date "1981.??.??"]
[Round "?"]
[White "Portisch, Lajos"]
[Black "Smyslov, Vassily"]
[Result "0-1"]
[WhiteElo "2650"]
[BlackElo "2545"]
[ECO "D18"]

1.Nf3 d5 2.d4 Nf6 3.c4 c6 4.Nc3 dxc4 5.a4 Bf5 6.e3 e6 7.Bxc4 Bb4 8.O-O Nbd7
9.Nh4 Bg4 10.f3 Bh5 11.e4 Nb6 12.Be2 Nfd7 13.g3 a5 14.Be3 O-O 15.Ng2 f6 16.Nf4 Bf7
17.Nd3 Nc4 18.Bc1 e5 19.dxe5 Ndxe5 20.Kh1 Nxd3 21.Bxd3 Ne5 22.Be2 Qxd1 23.Nxd1 Rfd8
24.Nf2 Bc4 25.Bxc4+ Nxc4 26.b3 Nd2 27.Bxd2 Rxd2 28.e5 fxe5 29.Ne4 Rd3 30.Rab1 Rad8
31.Kg2 Re3 32.Rfd1 Rd5 33.Kf2 Rxd1 34.Rxd1 Rxb3 35.Rd7 h6 36.Ke2 b5 37.axb5 cxb5
38.f4 exf4 39.gxf4 a4 40.f5 a3 41.Ra7 Rh3  0-1

