<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://rbk.h-cdn.co/assets/cm/14/50/480x640/548b609930307_-_rbk-real-legs-0713-1-xln.jpg>
<http://www.redbookmag.com/body/health-fitness/advice/g1775/easy-workouts-for-toning-legs/>