[Event "URS-ch43"]
[Site "Yerevan"]
[Date "1975.??.??"]
[Round "?"]
[White "Petrosian, Tigran V"]
[Black "Balashov, Yuri S"]
[Result "1/2-1/2"]
[WhiteElo "2645"]
[BlackElo "2540"]
[ECO "A30"]

1.c4 Nf6 2.Nc3 e6 3.Nf3 c5 4.g3 b6 5.Bg2 Bb7 6.O-O a6 7.Re1 d6 8.e4 Nbd7
9.b3 Be7 10.d4 cxd4 11.Nxd4 Qc7 12.Bb2 O-O 13.h3 Rfe8 14.Rc1 Bf8 15.Kh2 Rad8
16.Rc2 Qb8 17.Rce2 Nc5 18.Kg1 Qa8 19.Ba1 Qb8 20.Re3 Qc7 21.Qb1 Ncd7 22.Bb2 Ne5
23.Qc2 Ned7 24.Qe2 Rc8 25.Kh1 Rcd8 26.Nc2 Rc8 27.f4 Nb8 28.Rc1 Red8 29.Ne1 h6
30.Nd3 Nbd7 31.Kh2 Be7 32.h4 Nh7 33.Nd1 Bf6 34.Nc3 Bd4 35.Nd5 exd5 36.Bxd4 dxe4
37.Nf2 Nhf6 38.Nxe4 Bxe4 39.Bxe4 Re8 40.Bf3 Rxe3 41.Qxe3 Re8 42.Qc3 Ne4 43.Qb2 f5
44.Re1 Ndc5 45.Qc2 Qe7 46.Qd1 Qe6 47.Re3 a5 48.Kg2 Re7 49.Bb2 Kh7 50.Be2 Qf7
51.a3 Nf6 52.Rxe7 Qxe7 53.Bf3 Ng4 54.Bd4 Ne3+ 55.Bxe3 Qxe3 56.Qd5 Qe6 57.Qxe6 Nxe6
58.h5 Nd4 59.Bd1 g5 60.hxg6+ Kxg6 61.Kf2 Kf6 62.Ke3 Ne6 63.Bc2 Ng7 64.Bd1 Ne6
65.b4 axb4 66.axb4 Nc7 67.Kd4 Ke6 68.Bb3 Kf6 69.Ba4 Ke6 70.Bc6 Ke7 71.Bb7 Kd7
72.Kd3 Ne6 73.Ke3 Kd8 74.Bg2 Ke7 75.Bd5 Nc7 76.Bb7 Kd7 77.Kf3 Ne6 78.Kg2  1/2-1/2

