<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/05/54cae948b6f03_-_evac-robots-01-0412-bwtboe-mdn.jpg>
<http://www.popularmechanics.com/military/a7628/wanted-robots-to-evacuate-soldiers-from-future-battlefields-8360171/>