<http://schema.org/image_url>
"http://media.masslive.com/republican/photo/2014/03/-9d7d2f3cc94acab2.jpg"^^<http://www.w3.org/2001/XMLSchema#string>
<http://photos.masslive.com/4502/gallery/masslive_new_menu_navigation_2014/index.html>