# Ernst Grünfeld

> chess international grandmaster (1893-1962)

**Wikidata**: [Q93742](https://www.wikidata.org/wiki/Q93742)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Ernst_Grünfeld)  
**Source**: https://4ort.xyz/entity/ernst-gr-nfeld


## References

1. Integrated Authority File
2. International Standard Name Identifier
3. Czech National Authority Database
4. Freebase Data Dumps. 2013
5. Virtual International Authority File
6. OlimpBase