Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Kulkuluukku-fi#Sense
Panneau coulissant-fr#Sense
Copertura di boccaporto-it#Sense
Skydelem-da#Sense
Tambucho corredizo-es#Sense
Schuifluik-nl#Sense
Escotilha corrediça-pt#Sense
Ολισθαίνον κάλυμμα καθόδου-el#Sense
Booby hatch-en#Sense
Niedergangskappe-de#Sense
Niedergangsluke-de#Sense