[Event "Siegen olm"]
[Site "Siegen"]
[Date "1970.??.??"]
[Round "17"]
[White "Najdorf, Miguel"]
[Black "Petrosian, Tigran V"]
[Result "1/2-1/2"]
[WhiteElo ""]
[BlackElo ""]
[ECO "E52"]

1.d4 e6 2.c4 Bb4+ 3.Nc3 Nf6 4.e3 O-O 5.Bd3 d5 6.Nf3 b6 7.O-O Bb7 8.cxd5 exd5
9.Bd2 Bd6 10.Nb5 Be7 11.Rc1 c6 12.Nc3 c5 13.Ne5 Nc6 14.Ba6 Qc8 15.Bxb7 Qxb7
16.Nxc6 Qxc6 17.dxc5  1/2-1/2

