Question: Who is the maternal grandfather of Countess Karoline Ernestine Of Erbach-Schönberg?
Sentence (from "George Albert I, Count of Erbach-Schönberg"): Born in Erbach, he was the fourth child and second( but eldest surviving) son of George III, Count of Erbach- Breuberg and his fourth wife Maria, a daughter of Count Albert X of Barby- Mühlingen.
Relevant evidence: No