<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/05/320x240/54cb1c8846547_-_weirdspace-09-0913-lgn.jpg>
<http://www.popularmechanics.com/space/rockets/g1304/10-weird-stuff-weve-sent-to-space/>