<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ghk.h-cdn.co/assets/cm/15/11/980x1475/54ff33341724e-vip-first-alert-s2.jpg>
<http://www.goodhousekeeping.com/institute/g879/very-innovative-products-awards-2014/>