<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://hbu.h-cdn.co/assets/cm/15/05/320x320/54c91c401e6a0_-_5-houses-xlg-56027915.jpg>
<http://www.housebeautiful.com/room-decorating/g576/michael-smith-houses/>