<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ghk.h-cdn.co/assets/cm/15/11/980x1112/54ff0cd65d429-egg-waffler-s2.jpg>
<http://www.goodhousekeeping.com/cooking-tools/g567/best-cooking-tools-2012/>