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The emperor Justinian I ( 527 – 565 ) was known for his successes in war , for his legal reforms and for his public works .
 person: Justinian I
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: Justinian I 
Answer:
 person: Justinian I