<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://www.popularmechanics.com/technology/gadgets/g772/the-coolest-gadgets-of-toy-fair-2012/>
<http://www.popularmechanics.com/technology/gadgets/g772/the-coolest-gadgets-of-toy-fair-2012/>