"John Van Buren"@en . . "21st" . . . . . "John Van Buren (February 18, 1810 \u2013 October 13, 1866) was an American lawyer and politician."@en . . "1810-02-18Z"^^ . "Van Buren, John"@en . . "1866-10-13Z"^^ . . "1810Z"^^ . . "1866Z"^^ . . "Son of the American president" . "Attorney General of New York" . .