"Canadian musician" . "1992Z"^^ . . . . . . "Usher, David"@en . . . "solo_singer" . "David Usher (born April 24, 1966) is a British-born Canadian musician, best selling author, keynote speaker and activist."@en . "1966Z"^^ . "1966-04-24Z"^^ . . . . . . "David Usher"@en .