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Russian Ambassador Sergey Lavrov had said his country is ` ` not at all opposed to the lifting of sanctions . ' '
 Russian, his country, Russian Ambassador, Russian Ambassador Sergey Lavrov, his
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: organization, person, geographical social political, vehicle, location, weapon, facility 
Text: {0} 
Answer:
 Russian, his country, Russian Ambassador, Russian Ambassador Sergey Lavrov, his