<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ghk.h-cdn.co/assets/cm/15/11/160x87/54fe24e537fc8-three-cheese-baked-penne-recipe-ghk0312-cp.jpg>
<http://www.goodhousekeeping.com/food-recipes/healthy/g978/healthy-comfort-food/>