<http://schema.org/image_url>
"http://media.al.com/sports_impact/photo/jack-blankenshipjpg-47a555af3b7bc3a8.jpg"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.al.com/entertainment/index.ssf/2012/03/jack_blankenship_named_ua_pres.html>