<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/05/320x426/54caf5c2f2983_-_multi-purpose-tools-08-0912-lgn.jpg>
<http://www.popularmechanics.com/home/tools/reviews/g950/15-surprising-uses-for-your-tools/>