<http://schema.org/image_url>
"http://media.nj.com/hunterdon-photos/photo/2013/05/-5c5ee3f04abffd6f.jpg"^^<http://www.w3.org/2001/XMLSchema#string>
<http://photos.nj.com/4645/gallery/_photos_flemingtons_annual_memorial_day_parade_2013/index.html>