<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ghk.h-cdn.co/assets/cm/15/11/54fe9b0fd917d-olive-oil-0610-md.jpg>
<http://www.goodhousekeeping.com/health/diet-nutrition/advice/a18707/sonoma-diet-1/>