<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://digitalspyuk.cdnds.net/13/07/640x320/landscape_music-grammy-awards-dan-auerbach-black-keys.jpg>
<http://www.digitalspy.com/music/news/a565888/lana-del-rey-single-west-coast-remixed-by-the-black-keys-listen/>