Question: When did Eustace Iii, Count Of Boulogne's mother die?
Sentence (from "Eustace III, Count of Boulogne"): Eustace was present at the Siege of Nicaea (May–June 1097), helped rescue Bohemund of Taranto's beleaguered troops at the Battle of Dorylaeum (July 1, 1097), defeated an enemy ambush during the Siege of Antioch and was one of the commanders during the capture of Antioch on June 3, 1098.
Relevant evidence: No