Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/3206
Is Reference of Sistema educativo ordinario-es#Sense
Regelunterricht-de#Sense
Enseignement normal-fr#Sense
Sistema educativo normal-pt#Sense
Gewoon onderwijs-nl#Sense
Sistema scolastico normale-it#Sense
Normal educational system-en#Sense
Almindeligt undervisningssystem-da#Sense