<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://hbu.h-cdn.co/assets/cm/15/04/54c1611c84214_-_05-hbx-nautical-bunk-beds-0712-s2.jpg>
<http://www.housebeautiful.com/lifestyle/kids-pets/g1806/cool-bunk-beds/>