<http://schema.org/image_url>
"http://media.al.com/sports_impact/photo/jimdelanyapjpg-b1b63b7902ec8835.jpg"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.al.com/sports/index.ssf/2014/05/jim_delany_big_ten_going_to_ni.html>