<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://rbk.h-cdn.co/assets/cm/14/51/548f7c46553f7_-_1405632673-y_swings.gif>
<http://www.redbookmag.com/body/health-fitness/news/a18328/completely-new-ways-to-use-dumbbells-cosmopolitan/>