<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://hbu.h-cdn.co/assets/cm/15/04/980x551/54c0cc469c924_-_hbx-barn-poolhouse-0614-s2.jpg>
<http://www.housebeautiful.com/room-decorating/outdoor-ideas/g1416/pool-design-ideas/>