<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/05/768x516/54cb687967c1b_-_paris-04-0611-xln.jpg>
<http://www.popularmechanics.com/flight/g1811/planes-of-the-paris-air-show/>