<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://roa.h-cdn.co/assets/cm/14/47/640x360/546b6ca79e43a_-_ct-porsche-911-gt3-vs-rsr-009-lg.jpg>
<http://www.roadandtrack.com/new-cars/car-comparison-tests/reviews/a16548/porsche-911-gt3-vs-911-gt3-rsr/>