Question: What is the date of death of Sibylle Christine Of Anhalt-Dessau's father?
Sentence (from "William Gustav of Anhalt-Dessau"): William Gustav of Anhalt- Dessau( 20 June 1699 – 16 December 1737) was a German prince of the House of Ascania and heir to the principality of Anhalt- Dessau.
Relevant evidence: No