<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/15/31/980x490/landscape-1438195084-andromeda.jpg>
<http://www.popularmechanics.com/space/deep-space/a9352/the-case-for-alien-life-15756398/>