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However , in 1959 , Nikita Khrushchev initiated his own campaign against the Russian Orthodox Church and forced the closure of about 12,000 churches .
 Nikita Khrushchev, Russian Orthodox Church
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Nikita Khrushchev, Russian Orthodox Church