<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://cos.h-cdn.co/assets/cm/14/25/539fa1ee5ac66_-_moneysavers-05-mdn-mdn.jpg>
<http://www.cosmopolitan.com/health-fitness/news/a10820/people-spend-more-when-sad/>