<https://www.kiss-software.de/index.php?option=com_kunena&amp;view=topic&amp;catid=7&amp;id=6897&amp;Itemid=1032&amp;lang=de>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.kiss-software.de/index.php?option=com_kunena&view=topic&catid=7&id=6897&Itemid=1032&limitstart=24&lang=de>