<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://del.h-cdn.co/assets/cm/15/10/160x160/54f6ba65c2fd5_-_clv-fresh-herb-pesto-recipe-clv0911-lg.jpg>
<http://www.delish.com/cooking/g1673/clv-pizza-guide-recipes/>