<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://wdy.h-cdn.co/assets/cm/15/09/320x400/54eb7f1a417bf_-_shoulder-unrounder-2-smn.jpg>
<http://www.womansday.com/health-fitness/workout-routines/advice/g119/the-posture-workout-1538/?src=shelter_footer>