<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://cos.h-cdn.co/assets/14/31/980x489/nrm_1406671399-a0199-000017.jpg>
<http://www.cosmopolitan.com/health-fitness/advice/a29580/workouts-that-burn-more-calories-than-jogging/>