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In 1851 , Blunt appointed as his Assistant D.A. the then 24-year old A. Oakey Hall who was elected D.A. of New York in November 1854 , and was Mayor of New York City from 1869 to 1872 .
 person: Blunt; person: A. Oakey Hall
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: Blunt, A. Oakey Hall 
Answer:
 person: Blunt; person: A. Oakey Hall