[Event "Petrosian mem"]
[Site "Moscow"]
[Date "1999.06.23"]
[Round "6"]
[White "Portisch, Lajos"]
[Black "Ivkov, Borislav"]
[Result "1/2-1/2"]
[WhiteElo "2555"]
[BlackElo "2444"]
[ECO "E94"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O c6 8.d5 Na6 9.Be3 Ng4
10.Bg5 f6 11.Bc1 c5 12.Ne1 f5 13.exf5 gxf5 14.h3 Nf6 15.Bg5 Qe8 16.f4 Bd7
17.fxe5 Qxe5 18.Nf3 Qe8 19.Nh4 Ne4 20.Nxe4 fxe4 21.Rxf8+ Qxf8 22.Bg4 Bd4+
23.Kh1 Qg7 24.Bxd7 Qxg5 25.Nf5 Bxb2 26.Be6+ Kh8 27.Rb1 Be5 28.Rxb7 Rf8 29.h4 Qg6
30.Rxa7 Nb4 31.Qa4 Nd3 32.Ra8 Bg7 33.Rxf8+ Bxf8 34.Qb3 Qf6 35.Kh2 Qe5+ 36.g3 e3
37.Qb8 Qf6 38.Nxe3 Qf2+ 39.Kh3 Nf4+ 40.gxf4 Qxe3+ 41.Kg4 Qg1+  1/2-1/2

