<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/05/640x320/54cb057c1022a_-_oculus-rift-0113-de.jpg>
<http://www.popularmechanics.com/culture/gaming/a8617/eyeballs-on-with-the-oculus-rift-14977992/>