"Betty Lou Fox (n\u00E9e Wark; November 15, 1937 \u2013 June 17, 2011) was a Canadian cancer research activist, the mother of Terry Fox and founder of the Terry Fox Foundation. She was the most prominent figure in Terry Fox's legacy."@en . . . "Betty Fox"@en . . "2011Z"^^ . "Cancer activist" . . . . . . "Betty Lou Wark"@en . "1937Z"^^ . "2011-06-17Z"^^ . "Fox, Betty"@en . "1937-11-15Z"^^ .