<http://schema.org/image_url>
"http://media.cleveland.com/open_impact/photo/fitzgerald-signsjpg-4a55c9ddb41dd0a8.jpg"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.cleveland.com/open/index.ssf/2014/04/democratic_party_adds_staff_to.html>