<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://hbu.h-cdn.co/assets/cm/15/04/320x250/54bf5183d01fe_-_hbx-greek-key-rug-1213-xl.jpg>
<http://www.housebeautiful.com/room-decorating/colors/g1688/paint-your-bookshelves/>