Hierarchy classification:

1. top of the aat hierarchies
2. Objects Facet
3. Components (hierarchy name)
4. components (objects parts)
5. [components by specific context]
6. architectural elements
7. [openings and opening components]
8. openings (architectural elements)
9. [openings by form]
10. [gateways and gateway components]
11. gateways

Anotations

Scope note:

Gateways in Chinese gardens with no door leaves, noted for their round, moon-shaped appearance. They can be found in walls, along walkways or in garden pavilions. Used to separate or connect two or more scenic areas, they are intended to expand and enrich the viewer’s conception of space.