<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://del.h-cdn.co/assets/cm/15/10/160x160/54f6b16f499dc_-_grilled-ham-cheese-pineapple-recipe-mslo0710-lg.jpg>
<http://www.delish.com/cooking/g1590/easy-lunch-sandwiches/>