<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://cos.h-cdn.co/assets/cm/14/25/539fc33560365_-_cos-08-couple-having-sex-in-bed-de-32391395-mscn.jpg>
<http://www.cosmopolitan.com/sex-love/advice/g2366/doggie-style/>