<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/06/640x430/54d122998c09b_-_first-responders-11-0711-xln.jpg>
<http://www.popularmechanics.com/adventure/outdoors/tips/g550/from-bystander-to-hero/>