57118
He was succeeded as emperor by his adopted son Tiberius ( also stepson and former son-in-law ) .
 person: Tiberius
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: Tiberius 
Answer:
 person: Tiberius