Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Clause dite du "grand-père"-fr#Sense
Clause de maintien des droits acquis-fr#Sense
Cláusula de derechos adquiridos-es#Sense
Grandfather clause-en#Sense
Droit acquis-fr#Sense