[Event "Ch URS (1/2 final)"] [Site "Irkutsk URS"] [Date "1966.??.??"] [EventDate "?"] [Round "?"] [Result "1-0"] [White "Nikolaevsky Yuri"] [Black "Sakharov Yury"] [ECO "A17"] [WhiteElo "?"] [BlackElo "?"] [PlyCount "74"] 1.c4 Nf6 2.Nc3 e6 3.Nf3 Bb4 4.Qc2 c5 5.a3 Ba5 6.g3 O-O 7.Bg2 d5 8.O-O Bxc3 9.bxc3 b6 10.a4 Ba6 11.a5 Bxc4 12.axb6 Qxb6 13.d3 Ba6 14.Bf4 Nh5 15.Rfb1 Qc6 16.Ne5 Qc8 17.Be3 Qc7 18.Nc4 Rd8 19.Nd2 Bc8 20.c4 Na6 21.Nb3 Nf6 22.Bg5 Qe5 23.Bf4 Qh5 24.Qb2 Re8 25.h3 e5 26.g4 Qg6 27.Bxe5 h5 28.cxd5 hxg4 29.h4 g3 30.fxg3 Ng4 31.Bf4 Ne3 32.Be4 Rxe4 33.dxe4 Qxe4 34.Bxe3 Qxe3+ 35.Kg2 Bf5 36.Rf1 Be4+ 37.Kh2 1-0