<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://del.h-cdn.co/assets/cm/15/11/54fdf3a04fde0-beef-broccoli-rabe-provolone-panini-recipe-fw1012-8sovwr-xl.jpg>
<http://www.delish.com/cooking/g184/leftover-buns/>