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In 1988 , Mikhail Gorbachev honoured Pokrovsky with the Government Award , the Soviet Union ’s highest recognition for artistic excellence , a testament to the scholarship , musicianship and vitality with which he and the Ensemble had preserved Russian tradition , culture and customs .
 Mikhail Gorbachev, Pokrovsky, Soviet Union
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Mikhail Gorbachev, Pokrovsky, Soviet Union