<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ghk.h-cdn.co/assets/cm/15/11/320x320/54fe45477b6ef-southwestern-tortilla-pizzas-recipe-ghk0612-lgn.jpg>
<http://www.goodhousekeeping.com/food-recipes/easy/g307/tortilla-recipes/>