73586
A significant portion lived outside the walls in the north and across the Tiber in the Vatican area .
 location: Tiber; location: Vatican
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: Tiber, Vatican 
Answer:
 location: Tiber; location: Vatican