<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ghk.h-cdn.co/assets/cm/15/11/54fea53a9bea1-eagle-creek-wit-backpack-0810-md.jpg>
<http://www.goodhousekeeping.com/childrens-products/kids-backpack-reviews/a18788/backpack-reviews/>