<http://schema.org/image_url>
"http://media.al.com/sports_impact/photo/cooper-bateman-a7e25fab6815364b.jpg"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.al.com/alabamafootball/index.ssf/2013/01/alabama_welcomes_9_early_enrol.html>