<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/05/320x240/54cb60fcc5a12_-_biolum-05-0412-de.jpg>
<http://www.popularmechanics.com/science/animals/g1708/brilliant-biology-10-bioluminescent-life-forms-7962299/>