<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/05/480x360/54cae3ed7962b_-_moon-cars-03-0312-de.jpg>
<http://www.popularmechanics.com/space/moon-mars/g799/5-cars-that-wheeled-across-the-moon/>