"1906Z"^^ . . "1906-02-26Z"^^ . "Hans-Karl Bertram"@en . . "Hans Bertram"@en . . . . "1938Z"^^ . . "Hans Bertram (26 February 1906 \u2013 8 January 1993) was a German aviator, screenwriter and film director."@en . "1993-01-08Z"^^ . . . "1993Z"^^ . .