<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://rbk.h-cdn.co/assets/cm/14/50/480x360/548a65704ddd4_-_5-sex-benefits-de.jpg>
<http://www.redbookmag.com/body/health-fitness/advice/g1228/lose-weight-keep-it-off/?src=soc_fcbk>