<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://cos.h-cdn.co/assets/cm/14/25/539fd1dfd141a_-_cos-07-inchworm-pushup-exercise-de.jpg>
<http://www.cosmopolitan.com/health-fitness/advice/g2841/toning-exercises/>