91558
At that early period , he staged many plays by Victor Rozov , including Searching for Happiness ( 1957 ) , Unequal Battle ( 1960 ) , Before Supper ( 1962 ) .
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Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
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