<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/05/320x426/54cb116c4809c_-_tool-gifts-for-dad-06-0513-de.jpg>
<http://www.popularmechanics.com/home/tools/reviews/g1176/12-tool-gifts-for-the-diy-dad/>