<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/05/480x360/54cb187a4c9f8_-_oscillating-tools-04-0813-lgn.jpg>
<http://www.popularmechanics.com/home/tools/reviews/g1276/we-test-the-10-best-cordless-oscillating-tools/>