Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/4816
Is Reference of Banalisation-fr#Sense
Banalizzazione-it#Sense
Gleiswechselbetrieb-de#Sense
Banalisation des voies-fr#Sense
Beveiliging-nl#Sense
Two-way working-en#Sense
Σύστημα αλλαγής τροχιάς-el#Sense