<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/15/39/640x320/landscape-1443209205-pmx1211-x-plane018.jpg>
<http://www.popularmechanics.com/military/a7224/are-pilots-or-robots-the-future-of-naval-aviation/>