<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/05/480x552/54cacaa352791_-_robots-04-0711-xln.jpg>
<http://www.popularmechanics.com/space/satellites/g612/robots-serving-robots-at-international-space-station/>