<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/06/54d0e993b78a0_-_hdtv-mount-realstep3-0108.jpg>
<http://www.popularmechanics.com/culture/movies/how-to/a2434/4237922/>