<https://www.basicthinking.de/blog/2013/03/05/twitter-verlagert-tweetdeck-ins-web/#webpage>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.basicthinking.de/blog/2013/03/05/twitter-verlagert-tweetdeck-ins-web/>