<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/06/54cfbab92568d_-_duct_tape_sneak_200_1208-de.jpg>
<http://www.popularmechanics.com/home/interior-projects/how-to/a3777/4293917/>