<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ghk.h-cdn.co/assets/cm/15/11/160x213/54ff0d11962e2-wallpaper-stairs-mdn-25055310.jpg>
<http://www.goodhousekeeping.com/home/decorating-ideas/tips/g571/creative-uses-wallpaper/?src=shelter_footer>