<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://cos.h-cdn.co/assets/cm/14/25/53a0a44b4a70b_-_music_john_mayer_0.jpg>
<http://www.cosmopolitan.com/entertainment/news/a14152/alicia-keys-kings-of-leon-for-global-citizen-festival/>