<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://del.h-cdn.co/assets/cm/15/10/320x426/54f64570c1d09_-_thanksgiving-yams-1-1110-4trwwz-de.jpg>
<http://www.delish.com/cooking/g178/yam-recipes/?src=shelter_footer>