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Some 3 , 000 people have been arrested since the disobedience campaigns began last week .
 Some 3 , 000 people
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:
 Some 3 , 000 people