<http://schema.org/image_url>
"http://media.al.com/sports_impact/photo/jesse-williams-no-helmet-after-tackle-almondjpg-4d06206fcb55ecdb.jpg"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.al.com/sports/index.ssf/2011/12/alabama_football_notes_nick_sa_1.html>