<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://cos.h-cdn.co/assets/cm/14/28/53bee9bd14044_-_cos-01-womens-bare-knees-mdn.jpg>
<http://www.cosmopolitan.com/sex-love/news/a12844/knee-lifts-thing-now/>