<http://schema.org/image_url>
"http://media.al.com/birmingham-news/photo/2013/10/-8d786e6effa815e6.JPG"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.al.com/business/index.ssf/2013/11/output_at_hyundais_alabama_pla_1.html>