Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/6821
Is Reference of Regnvandskloak-da#Sense
Regenwaterriool-nl#Sense
Canale per acqua piovane-it#Sense
Conduite eaux pluviales-fr#Sense
Storm water sewer-en#Sense
R-Kanal-de#Sense
RW-Kanal-de#Sense
Regenwasserkanal-de#Sense