<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/05/640x430/54caa6abae805_-_bike_design_01_0610-xln.jpg>
<http://www.popularmechanics.com/adventure/sports/g298/10-brilliant-bike-redesigns/>