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The gardens were created over four decades by Madame Ganna Walska ( 1887-1984 ) , an opera singer , who owned the property as a private residence from 1941 until her death in 1984 .
 person: Madame Ganna Walska
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: Madame Ganna Walska 
Answer:
 person: Madame Ganna Walska