<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ghk.h-cdn.co/assets/cm/15/11/480x552/54ff8f49c7796-ghk-fitness-pro-xl.jpg>
<http://www.goodhousekeeping.com/electronics/smart-phone-reviews/g1583/best-fitness-apps/>