[Event "6th ETCh final"]
[Site "Moscow URS"]
[Date "1977.??.??"]
[Round "5"]
[White "Hartston, William Roland ENG"]
[Black "Petrosian, Tigran URS"]
[Result "1/2-1/2"]
[WhiteElo "2475"]
[BlackElo "2645"]
[ECO "C24"]
[EventDate "1977.04.13"]
[PlyCount "76"]

1.e4 e5 2.Bc4 Nf6 3.d3 c6 4.Bb3 Bc5 5.Nf3 d6 6.Nc3 O-O 7.O-O Nbd7 8.Ne2 
Bb6 9.c3 Nc5 10.Bc2 Bg4 11.Ng3 Nh5 12.d4 exd4 13.cxd4 Ne6 14.Nf5 d5 15.h3 
Bxf5 16.exf5 Nc7 17.Bg5 Qd6 18.Qd2 Rfe8 19.g4 Nf6 20.Bf4 Qf8 21.Be5 Ne4 
22.Qf4 Rac8 23.f6 gxf6 24.Bxf6 Ne6 25.Qf5 Qh6 26.g5 Qg6 27.Nh4 Qh5 28.Nf3 
Nxf6 29.Qxf6 Bd8 30.Qf5 Nxg5 31.Qxc8 Qxf3 32.Rae1 Nxh3+ 33.Kh2 Rxe1 34.
Qxd8+ Kg7 35.Rxe1 Qxf2+ 36.Kxh3 Qf3+ 37.Kh2 Qf2+ 38.Kh3 Qf3+ 1/2-1/2

