<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<http://nypost.com/2011/06/29/anti-porn-groups-tell-nbc-to-nix-playboy-club/NewsArticle>
<http://nypost.com/2011/06/29/anti-porn-groups-tell-nbc-to-nix-playboy-club/>