<http://schema.org/image_url>
"http://media.nola.com/politics/photo/jennifer-sneedjpg-42006c0cc15eb4ea.jpg"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.nola.com/politics/index.ssf/2013/10/ethics_board_drops_charges_aga_1.html>