Every content item in this list is tagged with all the required labels:

• a_3
• ad
• controlled-document
• controlled-document-children
• data
• exit
• h23
• project
• projekte
• r031
• r200
• visio

To add a label to the list of required labels, choose '+ labelname' from Related Labels.
To remove a label from the required labels, choose '- labelname' from above.