Question: Who died first, John F. Christhilf or Bolesław The Pious?
Sentence (from "Bolesław the Pious"): He was the second son of Władysław Odonic, Duke of Greater Poland by his wife Jadwiga, who was probably the daughter of Mestwin I, Duke of Pomerania, or a member of the Přemyslid dynasty.
Relevant evidence: No