<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/05/480x360/54cb0412326c2_-_on-board-shells-kulluk-oil-rig-06-0102-lgn.jpg>
<http://www.popularmechanics.com/science/energy/g1050/on-board-shells-kulluk-oil-rig/>