<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/05/480x552/54cad225014e4_-_bta-products-09-1011-xln.jpg>
<http://www.popularmechanics.com/technology/gadgets/reviews/g627/the-10-most-innovative-tech-products-of-2011/>