[Event "Chigorin Memorial"]
[Site "Sochi URS"]
[Date "1977.09.??"]
[EventDate "?"]
[Round "?"]
[Result "1-0"]
[White "Tigran Vartanovich Petrosian"]
[Black "Mihai Suba"]
[ECO "D61"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "80"]

1.d4 Nf6 2.c4 e6 3.Nf3 d5 4.Bg5 Be7 5.Nc3 O-O 6.Qc2 Nbd7 7.e3
c6 8.a3 a6 9.Rd1 Re8 10.h3 Nh5 11.Bxe7 Qxe7 12.b4 Nhf6 13.Qb3
b5 14.cxd5 exd5 15.Bd3 a5 16.O-O axb4 17.axb4 Bb7 18.Rfe1 Ne4
19.Bxe4 dxe4 20.Nd2 Nf6 21.Ra1 g6 22.Rec1 h5 23.Rxa8 Rxa8
24.Qb1 Re8 25.Ne2 Qd6 26.Ng3 Qe6 27.Rc5 h4 28.Re5 hxg3 29.Rxe6
gxf2+ 30.Kxf2 Rxe6 31.Qa2 Kg7 32.Qa7 Bc8 33.Qc7 Bd7 34.Nb3 Re8
35.Nc5 Be6 36.Qxc6 Bc4 37.g4 Re7 38.g5 Nd5 39.Qd6 Re8 40.Nd7
Kg8 1-0