<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://cos.h-cdn.co/assets/cm/14/25/539fe02090ece_-_cos-05-plan-b-one-step-pill-de.jpg>
<http://www.cosmopolitan.com/sex-love/advice/g3143/how-effective-is-birth-control/?link=rel&dom=yah_life&src=syn&con=blog_cosmo&mag=cos>