<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://rbk.h-cdn.co/assets/cm/14/50/980x551/548a949f5a53b_-_rbk-sneaky-winter-weight-traps-lack-of-exercise-s2.jpg>
<http://www.redbookmag.com/body/health-fitness/tips/g1601/undiagnosed-disease/>