<http://www.w3.org/1999/02/22-rdf-syntax-ns#rest>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#nil>
<http://www.popularmechanics.com/adventure/sports/g1433/skis-skates-and-sleds-the-gold-medal-tech-of-the-winter-olympics/>