<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://del.h-cdn.co/assets/15/43/1445525781-the-best-homemade-margherita-pizza-1-4-600x858.jpg>
<http://www.delish.com/cooking/g269/homemade-pizza-recipes/?src=shelter_footer>