[Event "WchT"]
[Site "Luzern"]
[Date "1985.??.??"]
[Round "5"]
[White "Karpov, Anatoly"]
[Black "Portisch, Lajos"]
[Result "1/2-1/2"]
[WhiteElo "2705"]
[BlackElo "2635"]
[ECO "E20"]

1.d4 Nf6 2.Nf3 e6 3.c4 Bb4+ 4.Nc3 c5 5.g3 cxd4 6.Nxd4 O-O 7.Bg2 d5 8.Qb3 Bxc3+
9.bxc3 dxc4 10.Qa3 Nbd7 11.Nb5 Nb6 12.O-O Bd7 13.Rd1 Nfd5 14.Nd6 Qf6 15.Rd4 Bc6
16.e4 Ne7 17.Rb1 e5 18.Rd1 Rfd8 19.Be3 h6 20.Nxb7 Bxb7 21.Rxd8+ Rxd8 22.Qxa7 Nbd5
23.exd5 Bxd5 24.Rb8 Rxb8 25.Qxb8+ Kh7 26.Qb5 Bxg2 27.Kxg2 e4 28.Qxc4 Qf3+
29.Kg1 Nf5 30.Bd4 Nh4 31.Qf1 Qh5  1/2-1/2

