Customizing the metamodel : Keywords for USRPROPS : RENAME DIAGRAM
  
RENAME DIAGRAM
Enables the use of 50 User-provided diagrams. These 50 user-provided diagrams are named User 1 through User 50. You use the RENAME DIAGRAM command to rename any number of these user-provided diagrams to a new name, thus creating in essence new diagram types. RENAME DIAGRAM statements should be listed near the top of the USRPROPS.TXT file.
Example
Rename Diagram "User 10" to "Requirements Hierarchy"