<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://roa.h-cdn.co/assets/cm/14/47/1280x782/546a414b85387_-_chi10-2011-chevrolet-silverado-hd-007-lg.jpg>
<http://www.roadandtrack.com/car-culture/g1226/photos-2011-chevrolet-silverado-hd/>