Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Certificato verde-it#Sense
Green certificate-en#Sense
Certificat verde-ro#Sense
Zelený certifikát-sk#Sense
Groenverklaring-nl#Sense
Зелен сертификат-bg#Sense
CV-ro#Sense
Grønt certifikat-da#Sense
Vihreä sertifikaatti-fi#Sense