Question: What is the date of death of William Of Montferrat, Count Of Jaffa And Ascalon's wife?
Sentence (from "William of Montferrat, Count of Jaffa and Ascalon"): He was the older brother of Conrad, Boniface, Azalaïs, and Renier, and a cousin of both Frederick I, Holy Roman Emperor and Louis VII of France.
Relevant evidence: No