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`` This is an outstanding example of how the East and the West can work together for their mutual benefit and progress , '' said Soviet Ambassador Yuri Dubinin , who hosted a signing ceremony for the venture 's partners at the Soviet embassy here .
 Soviet, Yuri Dubinin, Soviet
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: date, organization, person, geographical social political, national religious political, facility, cardinal, location, work of art, law, event, product, ordinal, percent, time, quantity, money, language 
Text: {0} 
Answer:
 Soviet, Yuri Dubinin, Soviet