<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://del.h-cdn.co/assets/15/47/mac-cheese-meatballs-rich-velvety-macaroni-cheddar-cheese-stuffed-inside-a-delicious-meatball1jpg1.jpg>
<http://www.delish.com/cooking/g1753/best-meatball-recipes/>