<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://wdy.h-cdn.co/assets/cm/15/09/54eae3ac11444_-_08-10-exercises-for-better-sex_medium-1.jpg>
<http://www.womansday.com/relationships/sex-tips/advice/a2072/10-exercises-for-better-sex-112752/?src=shelter_footer>