<http://schema.org/image_url>
"http://media.masslive.com/sports_impact/photo/katherinewebbjpg-03ad54d528fa7587.jpg"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.masslive.com/sports/index.ssf/2013/01/espn_apologizes_for_brent_musb.html>