<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/05/480x552/54cb687d12819_-_paris-13-0611-xln.jpg>
<http://www.popularmechanics.com/flight/g1811/planes-of-the-paris-air-show/>