355163
Both his grandfather Duan Da ( 段達 ) and father Duan Xingchen ( 段行琛 ) served as military officers .
 person: Duan; person: Duan
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: Duan, Duan 
Answer:
 person: Duan; person: Duan