Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Enkelsluse-da#Sense
Keersluis-nl#Sense
Conca semplice-it#Sense
Single pair of lock gates-en#Sense
Écluse simple-fr#Sense
Einhaeuptige Schleuse-de#Sense
Safety lock gates-en#Sense
Schutzschleuse-de#Sense
Απλή κλεισιάς-el#Sense
Écluse de garde-fr#Sense
Κλεισιάς ασφαλείας-el#Sense