<http://schema.org/image_url>
"http://media.mlive.com/flint-journal/photo/2012/06/leonard-dennis-waynejpg-edee4c50746bf68f.jpg"^^<http://www.w3.org/2001/XMLSchema#string>
<http://photos.mlive.com/4466/gallery/be_ring_suspects/index.html>