190170
Today there are only two original Especen hotels still operating in the Cathedral quarter , Hoan Kiem district of Hanoi city .
 location: Hanoi
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: Hanoi 
Answer:
 location: Hanoi