61510
Set in the era of the Roman Empire over 2000 years ago , it focuses upon the persecution of Jews at that time in the empire 's centre - Rome .
 location: Roman Empire; location: Rome
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: Roman Empire, Rome 
Answer:
 location: Roman Empire; location: Rome