[Event "Budapest"]
[Site "Budapest"]
[Date "1970.??.??"]
[Round "4"]
[White "Jansa, Vlastimil"]
[Black "Averbakh, Yuri L"]
[Result "1/2-1/2"]
[WhiteElo ""]
[BlackElo ""]
[ECO "C94"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 O-O
9.h3 Nb8 10.d3 Nbd7 11.Nbd2 Bb7 12.Nf1 Nc5 13.Bc2 Re8 14.Ng3 Bf8 15.Nh2 d5
16.Qf3 Ncd7 17.Nf5 c5 18.Ng4 Nxg4 19.hxg4 Nb6 20.a4 Nxa4 21.Bxa4 bxa4 22.Rxa4 Qd7
23.Ra1 dxe4 24.dxe4 Red8 25.Ne3 Qd3 26.Rd1 Qxe4 27.Rxd8 Rxd8 28.Qxe4 Bxe4
29.Rxa6 f6 30.Kh2 Rd7 31.Nf5 Kf7 32.Be3 c4 33.Ra5 g6 34.Ng3 Bd3 35.f3 f5
36.gxf5 gxf5 37.f4 exf4 38.Bxf4 Rb7 39.Nxf5 Rxb2 40.Ne3 Rb7  1/2-1/2

