<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ghk.h-cdn.co/assets/cm/15/11/160x87/54fe25773c32e-chipotle-pork-tacos-recipe-ghk0313-bmthof-msc.jpg>
<http://www.goodhousekeeping.com/food-recipes/g322/taco-recipes/>