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All were built by noted American architect Charles Bulfinch for the same man , Harrison Gray Otis .
 person: Charles Bulfinch; person: Harrison Gray Otis
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: Charles Bulfinch, Harrison Gray Otis 
Answer:
 person: Charles Bulfinch; person: Harrison Gray Otis