<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/05/480x360/54cb1b22599fc_-_leaf-blowers-02-0913-lgn.jpg>
<http://www.popularmechanics.com/home/tools/reviews/g1286/5-backpack-leaf-blowers-to-dominate-the-backyard/>