Question: When did Emmanuel Lebrecht, Prince Of Anhalt-Köthen's father die?
Sentence (from "Emmanuel, Prince of Anhalt-Köthen"): Emmanuel of Anhalt-Köthen (Plötzkau, 6 October 1631 – Köthen, 8 November 1670), was a German prince of the House of Ascania and ruler of the principality of Anhalt-Plötzkau.
Relevant evidence: Yes