Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Collettore-it#Sense
Vala de drenagem-pt#Sense
Συλλεκτήρια τάφρος-el#Sense
Dræningsgrøft-da#Sense
Fossé collecteur-fr#Sense
Drainage channel-en#Sense
Trench-en#Sense
Sammelgraben-de#Sense
Verzamelsloot-nl#Sense
Canal de drenagem-pt#Sense