<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://rbk.h-cdn.co/assets/cm/14/51/980x1276/548f0096a16a8_-_rbk-obgyn-tips-0714-1-s2.jpg>
<http://www.redbookmag.com/body/health-fitness/advice/g2297/gynecologist-tips-and-embarrassing-questions/>