URS Ch, semi final

A. Kotov ()

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1957.11
1/2 : 1/2

T. Petrosian ()

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1.c4 Nf6 2.Nc3 g6 3.g3 Bg7 4.Bg2 O-O 5.b4 c6 6.Nf3 d5 7.cxd5 Nxd5 8.Qb3 Nxc3 9.dxc3 Be6 10.Qb2