<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/05/320x240/54caf42e89330_-_backyard-genius-02-0912-de.jpg>
<http://www.popularmechanics.com/technology/g928/backyard-genius-10-ingenious-amateur-builds-for-2012/>