<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/05/54caa51d33cf7_-_adac-economical-de.jpg>
<http://www.popularmechanics.com/cars/a5851/cng-fiat-panda-most-economical-car-european-market/>