<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://del.h-cdn.co/assets/cm/15/10/54f66d7284a32_-_perfect-potato-salad-recipe-lg-lg.jpg>
<http://www.delish.com/cooking/nutrition/g1351/healthy-potato-side-dishes/>