<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://cos.h-cdn.co/assets/cm/14/25/539fa5384620b_-_cos-echo-smartpen-gift-guide-mdn-42013389.jpg>
<http://www.cosmopolitan.com/lifestyle/advice/g1766/christmas-gifts-2011/>