<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://wdy.h-cdn.co/assets/cm/15/08/54eaa8e249ecd_-_the-secrets-to-staying-married-mdn.jpg>
<http://www.womansday.com/relationships/dating-marriage/advice/a1197/the-secrets-to-staying-married-101881/>