named seas and oceans
type: Concept
broader: named water features
preferred label: دریاها و اقیانوس‌های معین @fa

named water features
type: Concept
broader: named physiographic features
narrower: named seas and oceans
preferred label: عوارض آبی معین @fa

named physiographic features
type: Concept
narrower: named water features
preferred label: عوارض جغرافیایی طبیعی معین @fa