<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://roa.h-cdn.co/assets/cm/14/47/980x551/546b0c6ee5926_-_2014-gmc-sierra-rear-axle-007-lg.jpg>
<http://www.roadandtrack.com/new-cars/news/g3828/photos-2014-gmc-sierra-non-denali/>