<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/05/480x360/54cb66cbc2743_-_raising-the-costa-01-0313-de.jpg>
<http://www.popularmechanics.com/technology/g1777/how-theyll-salvage-the-costa-concordia/>