<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://cos.h-cdn.co/assets/cm/14/25/539fd7feebd76_-_cos-01-woman-exercising-plank-de.jpg>
<http://www.cosmopolitan.com/health-fitness/advice/g3001/workout-moves-for-better-sex/>