<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://rbk.h-cdn.co/assets/cm/14/50/980x980/548b46b9e3856_-_rbk-pesto-recipe-0513-3-s2.jpg>
<http://www.redbookmag.com/food-recipes/recipes/g1667/pesto-recipe/>