<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/05/320x240/54cb351f50a45_-_nhs-tools-03-0514-lgn.jpg>
<http://www.popularmechanics.com/home/reviews/g1527/7-tools-you-need-from-the-national-hardware-show/>