<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://del.h-cdn.co/assets/cm/15/10/54f63f171a4c7_-_double-crusted-cheesecake_0026-xl-41494071.jpg>
<http://www.delish.com/cooking/g30/pretzel-recipes/>