<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ghk.h-cdn.co/assets/cm/15/11/480x552/54fe3f9e8c4a0-green-paintbrush-paintcan-0411-xl.jpg>
<http://www.goodhousekeeping.com/home/g352/green-solutions/>