<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/06/54cfd01d82f6a_-_110-years-of-diy-01-0312-mdn.jpg>
<http://www.popularmechanics.com/home/how-to/a7463/tips-tools-and-tinkering-110-years-of-popular-mechanics-diy/>