<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ghk.h-cdn.co/assets/cm/15/11/54ffc4877f990-ghk-bathroom-tiles-150.jpg>
<http://www.goodhousekeeping.com/institute/a23572/keep-your-bathroom-mildew-free/?src=shelter_footer>