<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://wdy.h-cdn.co/assets/cm/15/09/54ec036a3ea68_-_wd-05-ten-relationship-trouble-signs-less-sex-600.jpg>
<http://www.womansday.com/relationships/dating-marriage/advice/a8537/troubled-relationship/>