<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://cos.h-cdn.co/assets/cm/14/25/980x735/539fda3d586a5_-_cos-010-tricep-extension-arm-workout-tsms4i-wr09pf-de.jpg>
<http://www.cosmopolitan.com/health-fitness/advice/g3035/arm-workouts/>