The naming of the object libraries and the shapes in them is subject of the mandatory naming conventions.
The custom names are to be defined in the EditorialConfig.
Follows an example of the definitions, defining names for the basic set of libraries
<Item Name="glbFullPageObjLib" Value="MKFull" />
<Item Name="glbHVPageObjLib" Value="MKHalfV" />
<Item Name="glbHHPageObjLib" Value="MKHalfH" />
<Item Name="glbQPageObjLib" Value="MKQ" />
<Item Name="glbPPPageObjLib" Value="MKP" />
<Item Name="glbFiPageObjLib" Value="MKF" />