[Event "Memorial M.Chigorin"] [Site "masterchessopenings.com Sochi (Russia)"] [Round "8"] [White "Korchnoi Viktor (SUI)"] [Black "Spassky Boris V (FRA)"] [Result "1-0"] [WhiteElo "2556"] [BlackElo "2548"] [ECO "E21"] [Opening "Nimzo-Indian: Three Knights"] 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Nf3 c5 5.e3 O-O 6.Bd3 b6 7.O-O Bb7 8.Na4 cxd4 9.exd4 Be7 10.Bf4 d6 11.Re1 Nbd7 12.Nc3 d5 13.Qe2 Nh5 14.Bd2 Nhf6 15.Ng5 Re8 16.cxd5 exd5 17.Qf3 h6 18.Nh3 Bb4 19.Qg3 Bxc3 20.bxc3 Kh8 21.f3 Rxe1+ 22.Rxe1 Qf8 23.Bf5 Re8 24.Nf4 Rxe1+ 25.Qxe1 Qd8 26.h4 Kg8 27.Bc1 Nb8 28.Ba3 Nc6 29.g4 Qb8 30.Bc1 Qe8 31.Qf2 Nd8 32.g5 hxg5 33.hxg5 Nh7 34.g6 Nf8 35.gxf7+ Qxf7 36.Qc2 Bc6 37.Ng2 Bd7 38.Ne3 Bxf5 39.Qxf5 Qxf5 40.Nxf5 Kf7 41.Nd6+ Ke6 42.Nb5 Kd7 43.Nxa7 Nfe6 44.Nb5 Nb7 45.Kf2 Nd6 46.Na3 Nc7 47.Bf4 Ncb5 48.Bxd6 Nxd6 49.Ke3 Ke6 50.Nc2 g5 51.Kd3 b5 52.Ne3 Nf7 53.Kc2 Nd8 54.Kb2 Nc6 55.Kb3 Kd6 56.Nd1 Ke6 57.Nf2 Kf6 58.Nd3 Ke6 59.Kb2 Kd6 60.Nc5 Na5 61.Kc2 Nc4 62.Nd3 Ke6 63.Kb3 Nd2+ 64.Kb4 Nb1 65.Nf2 Kf5 66.Nh3 g4 67.fxg4+ Kxg4 68.Nf2+ Kf3 69.Nd1 Ke2 70.Kxb5 Kxd1 71.Kb4 Kc2 72.a4 {#r} 1-0