<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/05/480x360/54cadbd180065_-_end-of-the-world-02-0212-de.jpg>
<http://www.popularmechanics.com/science/environment/g696/12-ways-the-world-could-really-end-in-2012/>