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When Tchaikovsky left Podushkino on September 13 to visit his sister Alexandra at her estate at Kamenka in the Ukraiine , his priority was to finish this suite .
 person: Tchaikovsky
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: Tchaikovsky 
Answer:
 person: Tchaikovsky