Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/6831
Is Reference of Arch abutment-en#Sense
Buevederlag-da#Sense
Bogenwiderlager-de#Sense
Ringbalk-nl#Sense
Pilastro dell'arco-it#Sense
Culée des arcs-fr#Sense