<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://roa.h-cdn.co/assets/cm/14/47/640x360/546b7797657ab_-_2012-bmw-328i-sedan-vs-2012-mercedes-benz-c250-sport-18-lg.jpg>
<http://www.roadandtrack.com/new-cars/car-comparison-tests/reviews/a18145/squeeze-play-2012-bmw-328i-sedan-vs-2012-mercedes-benz-c250-sport/>