<http://www.w3.org/1999/02/22-rdf-syntax-ns#rest>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#nil>
<http://www.digitalspy.com/music/news/a441812/forbes-music-rich-list-take-that-top-bieber-rihanna-jay-z-and-gaga/>