<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/05/640x430/54cad4c83ae52_-_starship-troopers-07-1011-xln-74177357.jpg>
<http://www.popularmechanics.com/space/deep-space/g644/6-wild-ideas-from-darpas-starship-conference/>