<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/05/480x360/54cb2ad643a70_-_bike-racks-02-0214-lgn.jpg>
<http://www.popularmechanics.com/adventure/outdoors/g1446/how-to-pick-the-right-bike-rack-for-your-car/>