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Usually , the person who steals this identity ( the " ghoster " ) is roughly the same age that the ghost would have been if still alive , so that any documents citing the birthdate of the ghost will not be conspicuously incorrect if appropriated by the thief now claiming to be that person .
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Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
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