<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/05/320x426/54cb17db3c6dd_-_de-stressers-04-0713-de.jpg>
<http://www.popularmechanics.com/technology/gadgets/reviews/g1264/relax-already-6-techy-stress-reducers/>