<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/05/320x240/54cb120d7aefb_-_cicada-03-0513-lgn.jpg>
<http://www.popularmechanics.com/science/animals/g1213/up-close-with-a-cicada/>