<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://roa.h-cdn.co/assets/cm/14/49/980x551/546b170d44a1b_-_f13a_int_004_31-lg.jpg>
<http://www.roadandtrack.com/car-shows/frankfurt-auto-show/news/g4003/photos-audi-sport-quattro-concept-franfurt/>