50710
Despite its antiquated appearance , the Ki-2 was successfully used in Manchukuo and in north China during the early stages of the Second Sino-Japanese War , in areas where danger from enemy fighter aircraft was minimal .
 location: Manchukuo
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: Manchukuo 
Answer:
 location: Manchukuo