<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://wdy.h-cdn.co/assets/cm/15/09/54ebd228c11ac_-_hbx-before-after-chairs-2.jpg>
<http://www.womansday.com/home/decorating/a7283/upholstered-chair/>