Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Apoio de carril-pt#Sense
Suporte de carril-pt#Sense
Rail support-en#Sense
Spoorstaafondersteuning-nl#Sense
Skinneunderlag-da#Sense
Support de rail-fr#Sense
Appoggio di rotaia-it#Sense
Soporte de carril-es#Sense
Schienenauflagerung-de#Sense
Στήριγμα σιδηροτροχιάς-el#Sense