<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ghk.h-cdn.co/assets/cm/15/11/480x552/54fe51bec1b2b-0213-just-dance-4-xl.jpg>
<http://www.goodhousekeeping.com/electronics/video-game-reviews/g31/best-fitness-video-games/?src=shelter_footer>