# heavy metal music

> genre of rock music characterized by slack-tuned instruments, and unconventional changes of tonality (key) and time signature (metre)

**Wikidata**: [Q38848](https://www.wikidata.org/wiki/Q38848)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Heavy_metal_music)  
**Source**: https://4ort.xyz/entity/heavy-metal-music


## References

1. [Rate Your Music](https://rateyourmusic.com/genre/Heavy+Metal/)
2. [Rate Your Music](https://rateyourmusic.com/genre/Metal/)
3. Nuovo soggettario
4. Freebase Data Dumps. 2013
5. YSO-Wikidata mapping project
6. BabelNet
7. [Source](https://wiki.aineetonkulttuuriperinto.fi/wiki/Metallimusiikki)
8. [Heavy metal - RationalWiki](https://rationalwiki.org/wiki/Heavy_metal)
9. National Library of Israel
10. KBpedia