<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/05/480x552/54cac6e973140_-_sports-tech-01-0611-xln.jpg>
<http://www.popularmechanics.com/adventure/sports/g574/5-personal-sport-technologies-to-help-you-get-stronger-faster-and-better/>