<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/05/480x360/54caec7449569_-_fathers-day-tools-01-0612-lgn.jpg>
<http://www.popularmechanics.com/home/tools/reviews/g861/the-tools-your-dad-wants-this-fathers-day/>