Robert of Nantes
... that Robert of Nantes was "an old and venerable man aged eighty years" when he was imprisoned along with Louis IX of France during the Seventh Crusade?
... that <b id="mwiQ"><a href="./Robert_of_Nantes" id="mwig" rel="mw:WikiLink" title="Robert of Nantes">Robert of Nantes</a></b> was "an old and venerable man aged eighty years" when he was imprisoned along with <a href="./Louis_IX_of_France" id="mwiw" rel="mw:WikiLink" title="Louis IX of France">Louis IX of France</a> during the <a href="./Seventh_Crusade" id="mwjA" rel="mw:WikiLink" title="Seventh Crusade">Seventh Crusade</a>?