[Event "Ch Australia"] [Site "Sydney (Australia)"] [Round "5"] [White "Vaughan F L"] [Black "Purdy John S (AUS)"] [Result "1-0"] [BlackElo "2143"] [ECO "D04"] [Opening "Colle: 3...c5 4.c3 Nc6"] 1.d4 d5 2.Nf3 Nf6 3.e3 c5 4.c3 Nc6 5.Bd3 Qc7 6.Nbd2 e6 7.O-O Be7 8.Qe2 O-O 9.dxc5 Bxc5 10.e4 Bd6 11.Re1 Ng4 12.h3 Nge5 13.Bc2 h6 14.Nxe5 Nxe5 15.Nb3 Bd7 16.f4 Ng6 17.e5 Be7 18.Be3 Nh4 19.Bf2 f5 20.exf6 Bxf6 21.Nc5 Rae8 22.Nxd7 Qxd7 23.Qd3 Nf5 24.g4 Ne7 25.g5 hxg5 26.fxg5 Nf5 27.gxf6 Rxf6 28.Re2 Ref8 29.Bd4 Rg6+ 30.Rg2 Qf7 31.Rxg6 Qxg6+ 32.Kh2 Qh6 33.Rf1 Qg5 34.Qf3 Rf7 35.Bxf5 Rxf5 36.Qg2 Qxg2+ 37.Kxg2 Rg5+ 38.Kh2 b6 39.Rg1 {#r} 1-0