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Friar Bartolomé de las Casas was trusted with " reducing " the indigenous population via Christianisation .
 person: Friar Bartolomé de las Casas
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: Friar Bartolomé de las Casas 
Answer:
 person: Friar Bartolomé de las Casas