<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ghk.h-cdn.co/assets/cm/15/11/980x735/54ff19b792e2f-ghk-camera-plus-app-sk1dma-s2.jpg>
<http://www.goodhousekeeping.com/electronics/smart-phone-reviews/g735/best-apps-2012/>