"Machen, Willis Benson"@en . "Willis Benson Machen"@en . . "1873-03-03Z"^^ . "1810-04-10Z"^^ . . . "1893-09-29Z"^^ . . . . "American politician" . . "1872-09-27Z"^^ . "1893Z"^^ . "1810Z"^^ . . . "Willis Benson Machen (April 10, 1810 \u2013 September 29, 1893) was a Democratic U.S. Senator from Kentucky."@en . .