<http://schema.org/image_url>
"http://media.al.com/business_impact/photo/cindy-85jpg-56106dbd0ad55424.jpg"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.al.com/business/index.ssf/2013/12/huntsville_pacesetters_sunday_2.html>