<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/05/320x426/54cb3340926bd_-_weird-weather-05-0414-de.jpg>
<http://www.popularmechanics.com/science/environment/g1500/10-weird-wonderful-weather-phenomena/>