Question: What is the date of death of John Ii Of Nassau-Saarbrücken's mother?
Sentence (from "Elisabeth of Lorraine-Vaudémont"): Elizabeth of Lorraine-Vaudémont, Countess of Nassau-Saarbrücken (also known as "Isabella of Lotharingen"; in Lorraine – 17 January 1456 in Saarbrücken) was a pioneer of the novel in Early New High German language.
Relevant evidence: Yes