<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://del.h-cdn.co/assets/cm/15/10/160x160/54f6bd3f99cf4_-_dartagnan-burger-kit-del1213-mdn.jpg>
<http://www.delish.com/entertaining/g1691/bbq-gifts/>