<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/05/320x240/54cb27a8ad2db_-_connected-outdoors-07-0114-de.jpg>
<http://www.popularmechanics.com/technology/gadgets/reviews/g1405/the-connected-yard-smart-tech-goes-outside-to-play/>