Question: What is the date of death of Louis Augustus Karl Frederick Emil, Duke Of Anhalt-Köthen's father?
Sentence (from "Louis Augustus Karl Frederick Emil, Duke of Anhalt-Köthen"): Louis Augustus Karl Frederick Emil, Duke of Anhalt-Köthen (Köthen, 20 September 1802 – Leipzig, 18 December 1818), was a German prince of the House of Ascania and ruler of the duchy of Anhalt-Köthen.
Relevant evidence: No