81597
The perimeter of the duchy was from the Apennines to the river Po .
 location: Apennines; location: Po
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: Apennines, Po 
Answer:
 location: Apennines; location: Po