<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/05/320x240/54cb0f32c9a07_-_tool-storage-06-0413-de.jpg>
<http://www.popularmechanics.com/home/tools/reviews/g1157/8-great-tool-storage-solutions/>