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Having been given to Ezra Trask as a baby , he was also known as Primus Trask , but within the Boston community known to be the son of Prince Hall .
 person: Prince 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: Prince Hall 
Answer:
 person: Prince Hall