<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://rbk.h-cdn.co/assets/cm/14/50/980x1470/548b46bce4f30_-_rbk-pesto-recipe-0513-7-s2.jpg>
<http://www.redbookmag.com/food-recipes/recipes/g1667/pesto-recipe/>