Question: Who is Kunigunde Of Hohenstaufen's maternal grandfather?
Sentence (from "Irene Angelina"): Irene Angelina (c. 1181 – 27 August 1208), was an East Roman princess member of the Angelos dynasty and by her two marriages Queen of Sicily in 1193 and Queen of Germany from 1198 to 1208.
Relevant evidence: No