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When asked why did they do it , they simply stated , " this was our duty ; we are a team , and we take care of each other . "
 they, they, our, we, a team, we, each other
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:
 they, they, our, we, a team, we, each other