Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Lucka för flödesreglering-sv#Sense
Compuerta bajo caballón-es#Sense
Levee gate-en#Sense
Ρουφράκτης υδροληψίας κάτωθεν αναχώματος-el#Sense
Porta-pt#Sense
Rantavallin portti-fi#Sense
Vanne de prise sous cavalier-fr#Sense
Schuetz im Uferdamm-de#Sense
Zijdelingse aftapklep-nl#Sense
Suojapadon portti-fi#Sense