Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/6611001
Is Reference of Boorgat voor gesteenteverankering-nl#Sense
Bolt hole-en#Sense
Trou de boulon-fr#Sense
Ankerbohrloch-de#Sense
Trou d'ancre-fr#Sense