[Event "HUN-ch"]
[Site "HUN"]
[Date "1991.??.??"]
[Round "4"]
[White "Portisch, Lajos"]
[Black "Adorjan, Andras"]
[Result "1/2-1/2"]
[WhiteElo "2570"]
[BlackElo "2530"]
[ECO "D85"]

1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Be3 c5 8.Qd2 Qa5
9.Rb1 b6 10.Rb5 Qa4 11.Rb3 O-O 12.Bb5 Qa5 13.Ne2 a6 14.Bd3 Nc6 15.d5 Ne5
16.O-O f5 17.Rbb1 Nxd3 18.Qxd3 Qxa2 19.Rxb6 fxe4 20.Qd2 Qxd2 21.Bxd2 a5 22.Ra1 Rd8
23.Rc6 Rxd5 24.Be3 Bd7 25.Rxc5 Rxc5 26.Bxc5 Kf7 27.Rb1 Rc8 28.Ba3 Bf6 29.h3 Rc7
30.Rb6 Ba4 31.Bb2 Rd7 32.Nd4 e5 33.Nb5 Bxb5 34.Rxb5 Ra7 35.c4 a4 36.Ba3 Be7
37.c5 Ke6 38.Kf1 Kd5 39.Ke2 Ra6 40.Rb7 Bxc5 41.Rb5 Rc6 42.Ra5  1/2-1/2

