Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Vlieghoogte-nl#Sense
Hovringshöjd-sv#Sense
Altitude estacionária-pt#Sense
Schwebehöhe-de#Sense
Hover height-en#Sense
Hauteur franchissable-fr#Sense
Leijuntakorkeus-fi#Sense
Altura franqueable-es#Sense