Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/6831
Is Reference of Flood wall-en#Sense
Floodwall-en#Sense
Hochwasserschutzmauer-de#Sense
Mur de protection contre les crues-fr#Sense
Mur d'endiguement-fr#Sense
Muro di protezione dalle piene-it#Sense