<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://wdy.h-cdn.co/assets/cm/15/09/320x400/54eb87847e90a_-_unobstructed-view.jpg>
<http://www.womansday.com/home/decorating/g314/the-perfect-front-door-124280/>