Hierarchy classification:

1. top of the aat hierarchies
2. Objects Facet
3. Built Environment (hierarchy name)
4. Single Built Works (hierarchy name)
5. single built works (built environment)
6. [single built works by specific type]
7. [single built works by function]
8. residential structures
9. dwellings
10. houses
11. [houses by occupants]

Additional parents:

1. top of the aat hierarchies
2. Objects Facet
3. Built Environment
4. Single Built Works
5. single built works
6. single built works by specific type
7. single built works by function
8. residential structures
9. dwellings
10. housing by function
11. temporary housing

Anotations

Scope note:

Designates small, free-standing, barrier-free, energy-efficient, and removable dwellings that are installed adjacent to single-family homes as residences for elderly relatives, usually parents.