<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://hbu.h-cdn.co/assets/cm/15/04/1024x1450/54c098391aeee_-_05-hbx-portland-transit-sign-artehouse-s2.jpg>
<http://www.housebeautiful.com/shopping/home-accessories/news/g1327/affordable-art-under-100-1212/>