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He emphatically introduced our country ' s achievements during the seventh ' Five - year Plan ' , and the guiding principles of the three steps for achieving modernization .
 our, our country, He
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:
 our, our country, He