<https://abapforum.com/forum/viewtopic.php?f=1&amp;t=2627581b69b813b0a3641c090956252f566e5>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://abapforum.com/forum/viewtopic.php?f=1&t=26275&sid=81b69b813b0a3641c090956252f566e5>