<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://del.h-cdn.co/assets/cm/15/10/320x320/54f69c0815a3a_-_ghk-portobello-pesto-burger-0909-xl-25749014.jpg>
<http://www.delish.com/cooking/nutrition/g2595/low-calorie-lunches/>