<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://del.h-cdn.co/assets/cm/15/10/54f8c66e6e11a_-_sour-cream-smashed-potatoes-recipe-1109-xl.jpg>
<http://www.delish.com/holiday-recipes/g2999/mashed-potatoes/>