<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://del.h-cdn.co/assets/cm/15/10/320x320/54f648a5964b4_-_et-potato-kielbasa-red-onion-pizza-recipe-wdy0413-dj31el-xl.jpg>
<http://www.delish.com/cooking/g306/unconventional-pizza-toppings/?src=shelter_footer>