# Vienna Opera Ball

> annual Austrian society event

**Wikidata**: [Q698718](https://www.wikidata.org/wiki/Q698718)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Vienna_Opera_Ball)  
**Source**: https://4ort.xyz/entity/vienna-opera-ball


## References

1. Freebase Data Dumps. 2013