<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://wdy.h-cdn.co/assets/cm/15/09/768x516/54ebbc18b39f3_-_09-lunge-with-weights-xl.jpg>
<http://www.womansday.com/health-fitness/workout-routines/advice/g1225/beach-body/>