<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://rbk.h-cdn.co/assets/cm/14/50/640x430/548a5ae18dd68_-_rbk-fast-workout-0512-9-xln.jpg>
<http://www.redbookmag.com/body/health-fitness/advice/g1126/10-minute-workout/>