<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/05/480x360/54cae78b73175_-_wing-rider-coasters-03-0412-de.jpg>
<http://www.popularmechanics.com/technology/design/g792/americas-three-new-wing-rider-roller-coasters-gallery/>