<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://roa.h-cdn.co/assets/cm/14/47/980x598/546aef6136c74_-_cadillac-20urban-20luxury-20concept-jl-002-lg.jpg>
<http://www.roadandtrack.com/car-shows/los-angeles-auto-show/news/g3364/photos-cadillac-urban-luxury-concept/>