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After graduating , he became a member of the Kirov Opera in Saint Petersburg in 1981 .
 organization: Kirov Opera; location: Saint Petersburg
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:
 organization: Kirov Opera; location: Saint Petersburg