<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://del.h-cdn.co/assets/cm/15/10/980x1250/54f66472d97a1_-_01-ice-cream-yogurt-0614-ilw0cm-s2.jpg>
<http://www.delish.com/cooking/g1198/frozen-yogurt-guide-clv0714/>