<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://del.h-cdn.co/assets/cm/15/11/54fdf70ce09bf-potato-salad-scallions-dill-recipe-wdy0313-gpilah-xl.jpg>
<http://www.delish.com/holiday-recipes/g550/fourth-july-classic-recipes/>