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-DOCSTART- The ONE ( $ 1 ) Dollar Challenge to ALL Celebrities . Donate to @TACP_1 # HarveyFlood PLEASE RT . Tag a Celebrity https://t.co/H3k2iRMo3l https://t.co/uI7HRW9qNr
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Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: exact location, area, road, river 
Text: {0} 
Answer:
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