<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://cos.h-cdn.co/assets/cm/14/25/539fd088d7ef3_-_cos-04-pe-treatment-mdn.jpg>
<http://www.cosmopolitan.com/sex-love/how-to/g2741/how-to-make-sex-last-longer/>