<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/05/640x400/54caf549159d2_-_bmw-x6m-03-0812-de.jpg>
<http://www.popularmechanics.com/cars/reviews/a7999/2013-bmw-x6-m-test-drive-12141814/>