<http://schema.org/image_url>
"http://media.nola.com/politics/photo/mayor-mitch-landrieujpg-b28d1729b9a2e21e.jpg"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.nola.com/politics/index.ssf/2010/10/city_council_approves_all_nine.html>