<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://roa.h-cdn.co/assets/cm/14/47/480x400/546b452b62c5d_-_gas-apps-03-0714-de-lg.jpg>
<http://www.roadandtrack.com/car-culture/travel/advice/g4789/5-free-apps-to-save-you-money-on-gas-popmech-synd/>