<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://del.h-cdn.co/assets/cm/15/10/54f642f940d4a_-_potato-salad-creme-fraiche-0510-recipe-yau2xl-xl.jpg>
<http://www.delish.com/entertaining/g164/gourmet-picnic-recipes/>