<http://schema.org/image_url>
"http://media.nola.com/traffic/photo/ccc-toll-boothsjpg-cb0df9c7f05a45f6.jpg"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.nola.com/politics/index.ssf/2012/05/jefferson_parish_council_to_di_1.html>