<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ghk.h-cdn.co/assets/cm/15/11/480x576/55003d9e7943f-stretching-with-trainer-s3.jpg>
<http://www.goodhousekeeping.com/health/fitness/g1843/low-intensity-exercises/?src=shelter_footer>