[Event "Teeside"]
[Site "Teeside"]
[Date "1975.??.??"]
[Round "11"]
[White "Olafsson, Fridrik"]
[Black "Hartston, William R"]
[Result "1/2-1/2"]
[WhiteElo "2535"]
[BlackElo "2475"]
[ECO "A17"]

1.Nf3 c5 2.g3 b6 3.Bg2 Bb7 4.O-O e6 5.d3 Nf6 6.e4 Be7 7.c4 O-O 8.Nc3 d6 9.Re1 Nc6
10.d4 cxd4 11.Nxd4 Nxd4 12.Qxd4 Qc8 13.b3 Rd8 14.Bb2 Bf8 15.Rac1 Nd7 16.Ne2 Qc7
17.Qd2 a6 18.Nf4 Nc5 19.Re3 Qe7 20.b4 Nd7 21.a3 Rac8 22.Qe2 Rc7 23.Rec3 Rdc8
24.R3c2 a5 25.Nd3 Ba6 26.b5 Bb7 27.a4 g6  1/2-1/2

