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International Who 's Who 2000 notes that before emigrating to the West in 1985 he was a member of Soviet Nonconformist Art circles in Moscow , a group that included , among others , Ilya Kabakov , Viktor Pivovarov , Anatoly Zverev and Semyon Faibisovich .
 Moscow, Ilya Kabakov, Viktor Pivovarov, Anatoly Zverev
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Moscow, Ilya Kabakov, Viktor Pivovarov, Anatoly Zverev