<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/06/54cfc71bdf36c_-_genius_button_0910.jpg>
<http://www.popularmechanics.com/home/outdoor-projects/a13100/diy-cave-house-backyard-genius-awards/>