<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://del.h-cdn.co/assets/cm/15/10/320x320/54f9278637107_-_eatingwell-pepperoni-pizza-17358952.jpg>
<http://www.delish.com/cooking/g1950/easy-dinners-great-leftovers/?gt1=47001>