<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://mac.h-cdn.co/assets/cm/14/49/54822eb1eb194_-_mcx-socialmediapanel2-0711-blog.jpg>
<http://www.marieclaire.com/politics/a6367/privacy-and-social-media-panel-discussion/>