You can move nodes within the concept taxonomy, each indentation indicates the
level of a concept within the hierarchy, as with folders and sub-folders.
To modify a concept taxonomy hierarchy:
Open the index you wish to modify, you can do this by either:
Selecting it from the My Index Catalog list
Select File > Open an Index from the menu and browse to the location
where the index is stored
From the menu, select Index > Concept Taxonomy, the
concept taxonomy editor will be shown.
Select the node you wish to move, nodes can be moved using the following: