<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://rbk.h-cdn.co/assets/cm/14/50/320x426/548a44e1b8493_-_23-doctor-remedies-1211-mscn.jpg>
<http://www.redbookmag.com/body/health-fitness/advice/g998/doctor-health-secrets/>