<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ghk.h-cdn.co/assets/cm/15/12/980x1306/5509332fe87b3-boursin-mashed-potatoes.jpg>
<http://www.goodhousekeeping.com/food-recipes/easy/g297/easy-mashed-potatoes-recipes/>