<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ghk.h-cdn.co/assets/cm/15/11/480x552/54fed8c3e3488-nachos-supreme-0511-lofyx2-zg4ndj-xl.jpg>
<http://www.goodhousekeeping.com/health/diet-nutrition/advice/g316/smart-food-swaps/>