[Event "Ch URS"] [Site "masterchessopen.com Moscow (Russia)"] [Round "0"] [White "Korchnoi Viktor (SUI)"] [Black "Polugaevsky Lev A (RUS)"] [Result "1-0"] [WhiteElo "2556"] [BlackElo "2585"] [ECO "E47"] [Opening "Nimzo-Indian: 4.e3 O-O 5.Bd3"] 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Bd3 d5 6.Nf3 c5 7.O-O dxc4 8.Bxc4 Nbd7 9.Qd3 Qe7 10.a3 Ba5 11.dxc5 Nxc5 12.Qc2 Bxc3 13.Qxc3 Bd7 14.b4 Na4 15.Qe5 Nb6 16.Ba2 Bc6 17.Bb2 Bxf3 18.gxf3 Rac8 19.Rfc1 Rfd8 20.f4 h6 21.f5 Nbd7 22.Qb5 Rxc1+ 23.Rxc1 Nf8 24.fxe6 fxe6 25.Bd4 Nd5 26.Qf1 Ng6 27.Qh3 Ngf4 28.Qg4 h5 29.Qf3 Nd3 30.Rf1 Rf8 31.Qxh5 Rf5 32.Qe2 Ne5 33.f4 Nc6 34.Bb2 Qf7 35.Bb1 Rh5 36.Rf2 Nce7 37.Rg2 Nf5 38.Bxf5 Qxf5 39.e4 Nxf4 40.exf5 Nxe2+ 41.Rxe2 {#r} 1-0