The Wikipedia snippet below is not backed by a reliable source. Can you find one?
Click I got this! to go to Wikipedia and fix the snippet, or Next! to see another one. Good luck!
In page Erfurt:
"Alexander Müller (1808–1863), pianist, conductor and composer, was born in Erfurt. He later moved to Zürich where he served as leader of the General Music Society's subscription concerts series.[citation needed]