<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://del.h-cdn.co/assets/cm/15/10/54f933ef2900c_-_halibut-red-bell-peppers-onions-russet-potatoes-th2.jpg>
<http://www.delish.com/cooking/a38181/low-fat-fish/>