<http://schema.org/image_url>
"http://media.al.com/alabamafootball_impact/photo/photeojpg-12f4103623e299c8.jpg"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.al.com/alabamafootball/index.ssf/2013/01/alabama_practice_report_day_1.html>