<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/05/320x240/54cb07c5d4bc7_-_nfl-tech-06-0113-lgn.jpg>
<http://www.popularmechanics.com/adventure/sports/g1094/10-tech-innovations-that-changed-the-nfl/>