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Jiang Ai 's grandfather Jiang Gui ( 蔣瓌 ) and father Jiang Jiangming ( 蔣將明 ) , as well as Jiang Ai , all served in the Tang imperial government as governmental scholars , with Jiang Ai reach prominence as a historian , authoring works on the lives of chancellor s , as well as a number of contributors to the reign of the great early Tang emperor Emperor Taizong , and being created the Duke of Yixing .
 person: Jiang; person: Jiang; person: Jiang; person: Jiang; person: Jiang; person: Emperor Taizong
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: Jiang, Jiang, Jiang, Jiang, Jiang, Emperor Taizong 
Answer:
 person: Jiang; person: Jiang; person: Jiang; person: Jiang; person: Jiang; person: Emperor Taizong