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the police are saying she was abducted by knife point and was an opportunity and may have been some kind of fear factor going on .
 the police, she, knife
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:
 the police, she, knife