<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://del.h-cdn.co/assets/cm/15/10/160x160/54f65fea7aa3c_-_mashed-potatoes-with-sour-cream-and-scallions-recipe-lg.jpg>
<http://www.delish.com/cooking/g970/use-it-lose-it-recipes/>