Hierarchy classification:

1. top of the aat hierarchies
2. Objects Facet
3. Furnishings and Equipment (hierarchy name)
4. Transportation Vehicles (hierarchy name)
5. vehicles (transportation)
6. watercraft
7. [watercraft by specific type]
8. [watercraft by method of propulsion]
9. sailing vessels
10. [sailing vessels by rig type]
11. fore-and-aft-rigged vessels

Anotations

Scope note:

Two-masted, fore-and-aft-rigged vessels in which the foremast is larger than the mizzen mast and is set abaft the rudder post; for similar fore-and-aft-rigged vessels, but with the smaller, mizzen, mast set forward of the rudder post, use "ketches (fore-and-aft-rigged vessels)."