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The Sisters of St. Margaret operated the hospital for almost a century until 1991 when financial responsibility for operating St. Margaret 's passed from the Drummond Trusts to the Government of Quebec and a new Centre d'Acceuil St. Margaret was established at 50 Hillside Avenue in Westmount .
 person: Drummond
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 person: Drummond