<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://cos.h-cdn.co/assets/cm/14/25/539faf42a6838_-_cos-04-friends-at-bar-lgn-msc.jpg>
<http://www.cosmopolitan.com/health-fitness/advice/g2019/period-side-effects/?click=rel>