<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/06/160x160/54d11d4234359_-_internet-radio-01-0711-mdn-67571056.jpg>
<http://www.popularmechanics.com/technology/gadgets/reviews/g565/how-spotify-stacks-up-against-other-playlist-providers/>