5270
The " seven hills of Rome " ( , ) east of the river Tiber form the geographical heart of Rome , within the walls of the city .
 location: Rome; location: Tiber; location: Rome
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 location: Rome; location: Tiber; location: Rome