<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/05/54ca5ebb820ee_-_small-pressure-washers-01-0413-lgn.jpg>
<http://www.popularmechanics.com/home/tools/reviews/g120/we-test-the-top-small-pressure-washers/>