<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/05/54caf37109cde_-_sound-cloud-03-0912-smn.jpg>
<http://www.popularmechanics.com/technology/how-to/a8015/how-to-prevent-a-data-loss-disaster-11992705/>