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Titus Flavius T. f. T. n. Clemens was a nephew of the Roman Emperor Vespasian .
 person: Titus Flavius; person: Clemens; person: Vespasian
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: Titus Flavius, Clemens, Vespasian 
Answer:
 person: Titus Flavius; person: Clemens; person: Vespasian