<http://schema.org/image_url>
"http://media.al.com/alabamafootball_impact/photo/alabama-a-day-awards-c47b2440465a8879.jpg"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.al.com/alabamafootball/index.ssf/2013/04/alabama_announces_spring_footb.html>