Question: When did Louis, Count Of Vermandois's mother die?
Sentence (from "Otto, Count of Vermandois"): Otto( or Eudes) of Vermandois( or Vermicelli)( 29 August 979 – 25 May 1045), Count of Vermandois, was the son of Herbert III, Count of Vermandois and Ermengarde of Bar-sur- Seine.
Relevant evidence: No