[Event "Varna olm"]
[Site "Varna"]
[Date "1962.??.??"]
[Round "?"]
[White "Petrosian, Tigran V"]
[Black "Pietzsch, Wolfgang"]
[Result "1-0"]
[WhiteElo ""]
[BlackElo ""]
[ECO "D37"]

1.d4 d5 2.c4 e6 3.Nc3 Be7 4.Nf3 Nf6 5.Bf4 O-O 6.e3 a6 7.c5 b6 8.cxb6 cxb6
9.Bd3 Bb7 10.O-O Nc6 11.h3 Nb4 12.Bb1 Rc8 13.Nd2 Nc6 14.Nb3 b5 15.Bg5 Nd7
16.Bxe7 Nxe7 17.Bd3 Bc6 18.a3 Rb8 19.Na2 a5 20.Qd2 Ra8 21.Rfc1 Qb6 22.Nc5 Nxc5
23.Rxc5 b4 24.Nc1 Rfb8 25.a4 Be8 26.Nb3 Nc8 27.Qc2 Kf8 28.Bb5 g6 29.Bxe8 Kxe8
30.Nxa5 b3 31.Nxb3 Nd6 32.Rc3 Nc4 33.e4 Kf8 34.Ra2 Kg7 35.Nc5 Qb4 36.exd5 exd5
37.Nd3 Qb6 38.b3 Na5 39.Nc5 Re8 40.Re3  1-0

