<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ghk.h-cdn.co/assets/cm/15/11/5500461cc1516-ratatouille-5-ghv-325-5259869.jpg>
<http://www.goodhousekeeping.com/food-recipes/cooking/tips/g1998/ratatouille-recipe/?src=shelter_footer>