66047
The armistice was signed on 22 July ; Prussia annexed the Kingdom of Hanover , the Electorate of Hesse-Kassel , the Duchy of Nassau and the Free City of Frankfurt , with a combined population of four million people .
 location: Prussia; location: Kingdom of Hanover; location: Electorate of Hesse-Kassel; location: Duchy of Nassau; location: Free City of Frankfurt
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: Prussia, Kingdom of Hanover, Electorate of Hesse-Kassel, Duchy of Nassau, Free City of Frankfurt 
Answer:
 location: Prussia; location: Kingdom of Hanover; location: Electorate of Hesse-Kassel; location: Duchy of Nassau; location: Free City of Frankfurt