Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Kontextunabhängige Grammatik-de#Sense
CF grammar-en#Sense
BNF-en#Sense
BNF,CF grammar-en#Sense
Context-free grammar-en#Sense
Immediate constituent grammar-en#Sense
Grammaire hors contexte-fr#Sense
Backus normal form-en#Sense
Kontextfreie Grammatik-de#Sense
Grammaire libre de contexte-fr#Sense
Kontextfri frasstrukturgrammatik-sv#Sense