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The marriage lasted from 1940 to their divorce in 1950 , and they had one child , daughter Tamara Ustinov .
 person: Tamara Ustinov
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: Tamara Ustinov