<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/05/320x426/54cb1807a03c1_-_stick-drivers-02-0813-lgn.jpg>
<http://www.popularmechanics.com/home/tools/reviews/g1262/5-cordless-stick-drivers-tested/>