<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/05/54cb1865df551_-_red-rover-01-0313-de.jpg>
<http://www.popularmechanics.com/space/moon-mars/a9310/3-things-we-learned-from-curiositys-first-year-15775102/>