<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://del.h-cdn.co/assets/cm/15/10/54f9d8fb7ec9f_-_bobby-flay-sweet-potato-salad-xlg.jpg>
<http://www.delish.com/entertaining/g2360/potato-salad-recipes/>