Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of C.I.R.-en#Sense
Infrared colour-en#Sense
Infrarouge couleur-fr#Sense
Colo(u)r infra-red-en#Sense
I.R.C.-fr#Sense
IRC-en#Sense