Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/6831
Is Reference of Aqueduc d'évacuation-fr#Sense
Dewatering culvert-en#Sense
Afwateringsleiding-nl#Sense
Lenzkanal-de#Sense
Lænsekanal-da#Sense
Sifone di deidratazione-it#Sense
Aflaat-nl#Sense