<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/05/480x360/54cadf7a79d49_-_tools-to-die-for-08-1211-l5fbe7-lgn.jpg>
<http://www.popularmechanics.com/home/tools/reviews/g755/10-tools-you-must-use-before-you-die/>