234969
A replacement craft named Model B was introduced in 1948 and was able to fly , but the aircraft was abandoned when Chu left for Formosa .
 person: Chu
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: Chu 
Answer:
 person: Chu