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Robert Milton Hay ( 30 August 1884 – 23 October 1973 ) was the third Bishop of Buckingham from 1944 to 1960 .
 person: Hay; person: Bishop; person: Buckingham
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: Hay, Bishop, Buckingham 
Answer:
 person: Hay; person: Bishop; person: Buckingham