19026
In 1927 , Nationalist Field Marshal ( Generalissimo ) Chiang Kai-shek purged the Communists from the Front while the Northern Expedition was still half-complete .
 person: Chiang Kai-shek
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: Chiang Kai-shek 
Answer:
 person: Chiang Kai-shek