<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://sev.h-cdn.co/assets/cm/15/09/160x123/54ee88b4b1401_-_sev-guys-checking-girl-blog.jpg>
<http://www.seventeen.com/health/advice/g319/reader-period-traumas/>