Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Ballastzelle-de#Sense
Ballasttank-nl#Sense
Space fitted out for ballast-en#Sense
Cellule de ballastage-fr#Sense
Locale adibito a servizio di zavorra-it#Sense
Lokale til ballast-da#Sense