[Event "?"] [Site "masterchessopen.com corr."] [Round "0"] [White "Mustonen Vesa"] [Black "Lehtinen Pentti"] [Result "0-1"] [ECO "E20"] [Opening "Nimzo-Indian Defence"] 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 c5 6.e3 Nc6 7.Ne2 d6 8.Ng3 e5 9.d5 Na5 10.Bd3 O-O 11.O-O b6 12.e4 Ne8 13.f4 Ba6 14.Qe2 Nb3 15.Rb1 Nxc1 16.Rbxc1 exf4 17.Rxf4 Qg5 18.Rcf1 Qe5 19.Qe1 Bc8 20.Nf5 f6 21.g4 Bd7 22.g5 Kh8 23.Qh4 fxg5 24.Qxg5 Rf6 25.Kh1 Qxc3 26.R4f3 Bxf5 27.exf5 Qxa3 28.Re3 Qb2 29.Qh5 Nc7 30.Rfe1 Qd2 31.R1e2 Qc3 32.Qf3 b5 33.Re7 bxc4 34.Qg4 Rff8 35.Bxc4 Rac8 36.Rg2 Ne8 37.Bb5 Rc7 38.Re6 Nf6 39.Qd1 Qb4 40.Bc6 Qf4 41.Qe2 Rcf7 42.Rf2 Qd4 43.Qf3 Ng4 44.Rf1 h5 45.Re4 Rxf5 46.Rxd4 Rxf3 47.Rxf3 Rxf3 48.Ra4 Ne3 49.h4 Rh3+ 50.Kg1 Nf5 51.Rxa7 Rxh4 52.Bd7 Ne3 53.Ra6 Rd4 54.Kf2 Nxd5 55.Rxd6 Ne7 56.Rxd4 cxd4 57.Kf3 g6 58.Kf4 Kg7 59.Ke5 d3 60.Ba4 h4 {#R} 0-1