<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://cos.h-cdn.co/assets/cm/14/28/53bec6a383102_-_cos-1126-05-de-mdn.jpg>
<http://www.cosmopolitan.com/sex-love/news/a10874/casual-sex-benefits/?click=cos_new>