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Since October of last year , the Hulun Buir League promulgated a new " preferential policy for opening up to the outside world " .
 the Hulun Buir League, the outside world "
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: geographical social political, organization, person, location, facility, vehicle, weapon 
Text: {0} 
Answer:
 the Hulun Buir League, the outside world "