<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://rbk.h-cdn.co/assets/cm/14/49/547f0e9ea8eb6_-_dating-before-marriage-notecard-1-0210-msc.jpg>
<http://www.redbookmag.com/love-sex/advice/a5816/revealing-relationship-survey/>