Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Gefahrengrenze-de#Sense
Linha de perigo-pt#Sense
Gefahrenlinie-de#Sense
Gevaar-grens-nl#Sense
Guaislíne-ga#Sense
Röda linjen-sv#Sense
Turvaraja-fi#Sense
Línea de peligro-es#Sense
Danger line-en#Sense
Ligne à ne pas dépasser-fr#Sense
Varningslinje-sv#Sense
Varningsmarkering-sv#Sense
Faregrænse-da#Sense
Linea di pericolo-it#Sense