<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://del.h-cdn.co/assets/cm/15/11/54fdf39f4d8c4-pasta-meatballs-sauce-recipe-rbk0912-uhxtcx-de.jpg>
<http://www.delish.com/cooking/g184/leftover-buns/>