Question: Who is the maternal grandmother of Prince Frederick Of Hesse-Kassel?
Sentence (from "Prince Frederick of Hesse-Kassel"): Prince Frederick of Hesse-Kassel (11 September 1747 – 20 May 1837) was a younger member of the dynasty that ruled the Landgraviate of Hesse-Kassel (or Hesse-Cassel) and a Danish general.
Relevant evidence: No