Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/3226
Is Reference of Sistema per pattuglia di sicurezza-it#Sense
Security patrol system-en#Sense
Wächterkontrollsystem-de#Sense
Système de contrôle-fr#Sense
Vægterkontrolanlæg-da#Sense
Bewakingssysteem-nl#Sense