You can take a look at Wikidata and check how it describes Bern: https://www.wikidata.org/wiki/Q70
You will find a lot of documentation about Wikidata: https://www.wikidata.org/wiki/Help:Contents
Here are some quick facts and links (slides): https://docs.google.com/presentation/d/1zFZuhdEp6KPUlT_fzb0kJFSyXkRksxw5dMN0iVNZwA0/edit?usp=sharing