. . . . . . . "Pritzker, Donald"@en . . "1972Z"^^ . "Donald N. Pritzker"@en . "Donald N. Pritzker (October 31, 1932 \u2013 May 6, 1972) was an American entrepreneur, businessman, and member of the wealthy Pritzker family."@en . "1972-05-06Z"^^ . "Donald Pritzker"@en . . "1932Z"^^ . . . "1932-10-31Z"^^ . . "American businessman" . .