This is needed for Lingua Libre files on Commons
Serer
- Code: srr
- Commons category: https://commons.wikimedia.org/wiki/Category:Lingua_Libre_pronunciation-srr
- Wikidata item: https://www.wikidata.org/wiki/Q36284
- BCP 47: https://r12a.github.io/app-subtags/index?check=srr