<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://wdy.h-cdn.co/assets/cm/15/08/54ea79f72b753_-_pizza_small-3.jpg>
<http://www.womansday.com/health-fitness/nutrition/a514/the-truth-about-how-we-eat-64992/>