<http://schema.org/image_url>
"http://media.al.com/huntsville-times/photo/2013/02/-810e0715e1343c47.JPG"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.al.com/business/index.ssf/2013/05/heres_an_interesting_job_openi.html>