<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/06/768x516/54d11cf9a7a9d_-_honeybee_06_0111-xl.jpg>
<http://www.popularmechanics.com/space/moon-mars/g478/six-current-and-next-gen-space-gadgets/>