<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ghk.h-cdn.co/assets/cm/15/11/480x552/54fe5b7038c0a-party-pasta-salad-recipe-ghk0813-xln.jpg>
<http://www.goodhousekeeping.com/food-recipes/g1614/tomato-recipes/>