Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Vertikalentwaesserung-de#Sense
Drenaje vertical-es#Sense
Drenajes por pozos de absorción-es#Sense
Pystysalaojitus-fi#Sense
Inverted well-en#Sense
Vertical drainage-en#Sense
Puits absorbant-fr#Sense
Umgekehrter Brunnen-de#Sense
Poço absorvente-pt#Sense
Drenagem vertical-pt#Sense
Vericale drainage-nl#Sense