<http://schema.org/image_url>
"http://media.nj.com/star-ledger/photo/2013/01/12195269-large.jpg"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.nj.com/politics/index.ssf/2014/01/robert_menendez_has_spent_more_than_400k_in_legal_fees_amid_inquiries.html>