[Event "Mar del Plata"] [Site "Mar del Plata ARG"] [Date "1957.03.21"] [EventDate "?"] [Round "6"] [Result "0-1"] [White "Bernardo Wexler"] [Black "Miguel Najdorf"] [ECO "E69"] [WhiteElo "?"] [BlackElo "?"] [PlyCount "74"] 1.c4 Nf6 2.Nc3 g6 3.g3 Bg7 4.Bg2 O-O 5.Nf3 d6 6.O-O e5 7.d4 Nbd7 8.h3 c6 9.e4 Qb6 10.Re1 exd4 11.Qxd4 Nc5 12.Qd2 Be6 13.Bf1 d5 14.cxd5 cxd5 15.exd5 Rad8 16.Qc2 Nxd5 17.Nxd5 Bxd5 18.Be3 Qxb2 19.Qxc5 Bxf3 20.Qxa7 Ra8 21.Qc5 Rfc8 22.Qe7 Bf6 23.Qd6 Be5 24.Qe7 Re8 25.Qh4 Bd5 26.a4 Bf6 27.Qf4 Be5 28.Qh4 Bc3 29.Reb1 Qc2 30.Rc1 Qf5 31.Qf4 Qxf4 32.Bxf4 Bxa1 33.Rxa1 Bc6 34.a5 Rad8 35.Rc1 Re6 36.Bc4 Re4 37.Be3 Rxc4 0-1