<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://cos.h-cdn.co/assets/cm/14/25/539fae8e73a5c_-_cos-01-couple-walking-outside-lgn-73128829.jpg>
<http://www.cosmopolitan.com/sex-love/advice/g2009/calories-burned-from-hooking-up/>