Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Skruehul-da#Sense
Schroefraam-nl#Sense
Pozzo dell'elica-it#Sense
Κλωβός έλικας-el#Sense
Propeller aperture-en#Sense
Cage d'hélice-fr#Sense
Vano de hélice-es#Sense
Schraubenbrunnen-de#Sense