<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://rbk.h-cdn.co/assets/14/50/980x490/548a5ade43589_-_rbk-fast-workout-0512-1-xln.jpg>
<http://www.redbookmag.com/body/health-fitness/advice/g1126/10-minute-workout/>