<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/05/480x360/54cb116b07bbb_-_tool-gifts-for-dad-03-0513-lgn.jpg>
<http://www.popularmechanics.com/home/tools/reviews/g1176/12-tool-gifts-for-the-diy-dad/>