<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://rbk.h-cdn.co/assets/cm/14/50/980x551/548a94493d682_-_rbk-normal-marriage-unhappy-couple-s2.jpg>
<http://www.redbookmag.com/love-sex/relationships/g1518/normal-marriage/>