<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/05/320x426/54cb1141b2e93_-_undersea-science-02-0513-lgn.jpg>
<http://www.popularmechanics.com/science/environment/g1170/the-audacious-science-happening-under-the-sea/>