<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/05/640x320/54cad396a4b67_-_breakthrough-11-dragon-1011-de.jpg>
<http://www.popularmechanics.com/space/rockets/a7196/elon-musk-and-spacex-are-launching-a-new-era-of-private-spaceflight/>