# Piotr Marczewski

> Polish composer and conductor

**Wikidata**: [Q11817789](https://www.wikidata.org/wiki/Q11817789)  
**Source**: https://4ort.xyz/entity/piotr-marczewski


## References

1. Freebase Data Dumps
2. [BnF authorities](https://catalogue.bnf.fr/ark:/12148/cb17013786j)
3. general catalog of BnF
4. Virtual International Authority File
5. MusicBrainz
6. IMDb
7. Česko-Slovenská filmová databáze