Hierarchy classification:

1. top of the aat hierarchies
2. Objects Facet
3. Built Environment (hierarchy name)
4. Open Spaces and Site Elements (hierarchy name )
5. open spaces
6. [open spaces by function]
7. [sports and recreation spaces]

Narrower term/s

• baseball fields
• softball fields
• cricket fields
• football fields
• hockey fields (athletic fields)
• lacrosse fields
• polo fields
• rugby fields
• soccer fields

Anotations

Scope note:

Expanses of generally level open space intended primarily for highly organized games and sports, often supplied with spectator seating and delimiting fences or walls. For buildings with tiers of seats surrounding such fields, use "stadiums."