<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://rbk.h-cdn.co/assets/cm/14/51/980x765/548f605760cfd_-_rbk-skin-cancer-0614-7-s2.jpg>
<http://www.redbookmag.com/body/health-fitness/advice/g2265/how-to-prevent-skin-cancer/>