. "Szilard, L\u00E9o"@en . "Le\u00F3 Szil\u00E1rd (Hungarian: Szil\u00E1rd Le\u00F3; German: Leo Spitz until age 2; February 11, 1898 \u2013 May 30, 1964) was a Hungarian-American physicist and inventor."@en . . . . . . . . . "1898-02-11Z"^^ . "Leo Szilard"@en . . . . . . "1898Z"^^ . . . "1964-05-30Z"^^ . . "Physicist and biologist" . . . "1964Z"^^ . . . .