<http://schema.org/image_url>
"http://media.masslive.com/republican/photo/2010/03/-3122cff40dacdb00.jpg"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.masslive.com/sports/index.ssf/2010/06/red_sox_rough_up_as_bullpen_fo.html>