<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ghk.h-cdn.co/assets/cm/15/11/480x640/54ff15b68a823-ghk-fitness-classes-pilates-xln.jpg>
<http://www.goodhousekeeping.com/health/fitness/g671/best-fitness-classes/>