<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://del.h-cdn.co/assets/cm/15/11/54fdf05ce6fb7-santa-fe-falafel-rbk0208-de.jpg>
<http://www.delish.com/cooking/g354/vegetarian-sandwiches/?src=shelter_footer>