<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://sev.h-cdn.co/assets/cm/15/07/54daa5dce7a3f_-_sev-alexa-and-friends-0909.jpg>
<http://www.seventeen.com/life/school/advice/a5456/alexa-a-new-chapter/>