<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ghk.h-cdn.co/assets/cm/15/11/320x320/54feb17c1fa04-ghk-polaroidsmartcamera-shoppingtips-lgn-99608090.jpg>
<http://www.goodhousekeeping.com/electronics/g279/ces-2012-tech-shopping-tips/>