Question: Which German Prince, born in 1818, composed Diana von Sloange?
Sentence (from "Frederick Ferdinand, Duke of Anhalt-Köthen"): Frederick Ferdinand of Anhalt-Köthen (25 June 1769, Pless – 23 August 1830, Köthen) was a German prince, Ascanian ruler of the principality of Anhalt-Pless and, from 1818, of the duchy of Anhalt-Köthen.
Relevant evidence: No