<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/05/768x516/54cac3a4e8a82_-_porsche-turbo-s-112667735-lgn.jpg>
<http://www.popularmechanics.com/cars/g539/new-cars-from-auto-shanghai-2011/>