<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://del.h-cdn.co/assets/cm/15/10/54f65ba0da582_-_avocado-bean-wrap-recipe-tweyu6-lg.jpg>
<http://www.delish.com/cooking/g894/avocado-sandwich-recipes/?src=shelter_footer>