Question: Who is the paternal grandmother of Fredericka Of Saxe-Gotha-Altenburg?
Sentence (from "Fredericka of Saxe-Gotha-Altenburg"): Fredericka of Saxe-Gotha-Altenburg (17 July 1715 – 2 May 1775), was a German noblewoman member of the House of Wettin and by marriage Duchess of Saxe-Weissenfels.
Relevant evidence: No