<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/05/54cb2bf536cc8_-_particlefever-0314-jrosho-mdn.jpg>
<http://www.popularmechanics.com/science/a10130/cern-dipity-the-story-of-particle-fever-16559797/>