<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://cos.h-cdn.co/assets/cm/14/28/53bec40fe970a_-_cos-girl-on-bed-mdn-mdn.jpg>
<http://www.cosmopolitan.com/health-fitness/news/a10664/hpv-vaccine-does-not-make-girls-promiscuous/?click=rel>