Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Ennakkomerkki-fi#Sense
Señalización previa-es#Sense
Προειδοποιητικόν σήμα-el#Sense
Segnaletica di preavviso-it#Sense
Advance signing-en#Sense
Förberedande upplysning-sv#Sense
Signalisation avancée-fr#Sense
Voorsorteeraankondiging-nl#Sense
Forvarsling-da#Sense
Sinalização de pré-aviso-pt#Sense
Vorwegweiser-de#Sense