<http://schema.org/image_url>
"http://media.nola.com/politics/photo/crescent-city-connection-toll-2jpg-57ba3b884fb9edbb.jpg"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.nola.com/politics/index.ssf/2012/11/crescent_city_bridge_toll_vote.html>