# context-free grammar

> formal grammar whose production rules can be applied to a nonterminal symbol regardless of its context

**Wikidata**: [Q338047](https://www.wikidata.org/wiki/Q338047)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Context-free_grammar)  
**Source**: https://4ort.xyz/entity/context-free-grammar


## References

1. Freebase Data Dumps. 2013
2. KBpedia
3. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)