Question: When is Princess Christina Margarethe Of Hesse's mother's birthday?
Sentence (from "Princess Christina Margarethe of Hesse"): Princess Christina Margarethe of Hesse (10 January 1933 – 22 November 2011) was the eldest daughter of Prince Christoph of Hesse, nephew of Germany's last emperor Wilhelm II, and of Princess Sophie of Greece and Denmark.
Relevant evidence: Yes