Question: What is the date of death of Ernest Frederick I, Duke Of Saxe-Hildburghausen's mother?
Sentence (from "Countess Sophie Henriette of Waldeck"): Sophia Henriette of Waldeck (3 August 1662, Arolsen – 15 October 1702, Erbach) was a Princess of Waldeck by birth and by marriage Duchess of Saxe-Hildburghausen,
Relevant evidence: Yes