<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ghk.h-cdn.co/assets/cm/15/11/480x576/54fe9b576ab91-all-food-groups-s3.jpg>
<http://www.goodhousekeeping.com/health/diet-nutrition/advice/g470/no-hunger-diet/?src=shelter_footer>