<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://del.h-cdn.co/assets/cm/15/10/54f64018b0164_-_peanut-butter-jelly-buttons-recipe-wdy0813-yzda83-xl.jpg>
<http://www.delish.com/holiday-recipes/christmas/g52/thumbprint-cookies/>