<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/05/54caa3fae6750_-_choppers_03_0610-lg.jpg>
<http://www.popularmechanics.com/cars/motorcycles/a5801/4-factory-made-custom-choppers/>