<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://del.h-cdn.co/assets/cm/15/10/54f63e3cb4ab6_-_b988ac6b-092c-44fd-a399-pyz7zv-cbcbf9e6c410.jpg>
<http://www.delish.com/cooking/g37/caramel-popcorn-recipes/>