[Event "Teeside"]
[Site "Teeside"]
[Date "1972.??.??"]
[Round "5"]
[White "Tringov, Georgi P"]
[Black "Portisch, Lajos"]
[Result "1/2-1/2"]
[WhiteElo "2490"]
[BlackElo "2630"]
[ECO "B85"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 e6 7.O-O Nc6 8.Be3 Qc7
9.f4 Bd7 10.a4 Rc8 11.Nb3 Na5 12.Nxa5 Qxa5 13.Bd3 Be7 14.Kh1 O-O 15.Qe1 Kh8  1/2-1/2

