<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://del.h-cdn.co/assets/cm/15/10/54f9d8fc53a6f_-_ghk-0614-tangy-2-potato-salad-tg8i11-promo.jpg>
<http://www.delish.com/entertaining/g2360/potato-salad-recipes/>