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-DOCSTART- RT @DoubleHornPhoto : Buffalo bayou rising in Houston — Stay safe everyone # hurricane # harvey # houston # bayou # flood # flooding # texas # weather # hurricaneharvey https://t.co/5Scs7n8MSw
 river: Buffalo bayou
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: exact location, area, road, river 
Text: {0} 
Answer:
 river: Buffalo bayou