[Event "ch19 Mayor"] [Site "Buenos Aires ARG"] [Date "1940.??.??"] [EventDate "?"] [Round "13"] [Result "1-0"] [White "Hector Decio Rossetto"] [Black "Sonja Graf-Stevenson"] [ECO "C45"] [WhiteElo "2285"] [BlackElo "?"] [PlyCount "75"] 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Bc4 Nf6 5.e5 d5 6.Bb5 Ne4 7.Nxd4 Bd7 8.Nxc6 bxc6 9.Bd3 f5 10.exf6 Nxf6 11.O-O Be7 12.Bf4 O-O 13.Nd2 Rb8 14.b3 Ng4 15.Bg3 Bf6 16.Rb1 c5 17.h3 Nh6 18.c4 Nf5 19.Bh2 Nh4 20.Qh5 g6 21.Qxd5+ Rf7 22.Ne4 Be7 23.Rbd1 Bf5 24.Bg3 Qc8 25.Bxh4 Bxh4 26.Nxc5 Bxh3 27.gxh3 Qxh3 28.Qg2 Qc8 29.Be4 Rf4 30.Bd5+ Kh8 31.Be6 Qf8 32.Qd5 Qg7 33.Nd3 Rff8 34.Ne5 Rbd8 35.Qe4 Rxd1 36.Rxd1 Bxf2+ 37.Kg2 h6 38.Nxg6+ 1-0