Top of the AAT hierarchies
....Objects Facet
........Built Environment (Hierarchy Name)
............Settlements and Landscapes
............Built Complexes and Districts
............Single Built Works (Hierarchy Name)
............Open Spaces and Site Elements
........Components (Hierarchy Name)
............components (objects)
........Furnishings and Equipment (Hierarchy Name)
............Furnishings (Hierarchy Name)
............Costume (Hierarchy Name)
............Tools and Equipment
............Weapons and Ammunition
............Measuring Devices (Hierarchy Name)
............Containers (Hierarchy Name)
............Sound Devices
............Recreational Artifacts (Hierarchy Name)
............Transportation Vehicles (Hierarchy Name)
........Object Genres (Hierarchy Name)
|||............objects
............object genres (Guide Term)
........Object Groupings and Systems (Hierarchy Name)
............<object groupings>
............systems (plans)
........Visual and Verbal Communication (Hierarchy Name)
............Visual Works (Hierarchy Name)
............Exchange Media
............Information Forms (Hierarchy Name)
....Associated Concepts Facet
........Associated Concepts