<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://roa.h-cdn.co/assets/cm/14/47/320x192/546adc4f9c81c_-_gmc_denali_xt_hybrid_concept_-_image_004-lg.jpg>
<http://www.roadandtrack.com/car-shows/new-york-auto-show/news/g2899/photos-gmc-denali-xt-hybrid-concept/>