[Event "?"]
[Site "Linares"]
[Date "1989.??.??"]
[Round "?"]
[White "Yusupov A"]
[Black "Portisch L"]
[Result "1/2-1/2"]
[ECO "E05/13"]

1.d4 d5 2.Nf3 Nf6 3.c4 e6 4.g3 Be7 
5.Bg2 O-O 6.O-O dxc4 7.Qc2 a6 8.a4 Bd7 
9.Qxc4 Bc6 10.Bg5 Bd5 11.Qd3 Be4 12.Qe3 Bc6 
13.Nc3 Nbd7 14.Qd3 Bb4 15.Rfe1 h6 16.Bf4 Rc8 
17.Qc2 b6 18.e4 Bb7 19.Rad1 Re8 20.Ne5 Nxe5 
21.Bxe5 Nd7 22.Bf4 Qe7 23.Re2 c5 24.Red2 cxd4 
25.Rxd4 Nf6 26.Bd6 Bxd6 27.Rxd6 b5 28.axb5 axb5 
29.Qb3 Bc6 30.Qb4 Qb7 31.h3 Rb8 32.Kh2  1/2-1/2