<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://rbk.h-cdn.co/assets/cm/14/50/548a5ad23a620_-_rbk-vagina-health-0512-3-xln.jpg>
<http://www.redbookmag.com/body/health-fitness/advice/a13848/vagina-health-questions-and-answers/>