<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://hbu.h-cdn.co/assets/cm/15/04/54c12c1bda90c_-_hbx-black-bedroom-ceiling-0614-de.jpg>
<http://www.housebeautiful.com/room-decorating/g1520/ceiling-decorating-ideas/>