<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://roa.h-cdn.co/assets/cm/14/47/980x598/546aa9d4c0067_-_porsche-918-hybrid-003-lg.jpg>
<http://www.roadandtrack.com/new-cars/g5557/photos-porsche-918-spyder-2/>