393858
After the death of Lê Văn Duyệt , the viceroy of southern Vietnam in 1832 , the emperor Minh Mạng , who was involved in a power struggle with Duyệt , appointed Nguyễn to investigate the viceroy 's administration .
 person: Lê Văn Duyệt; person: Duyệt
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: Lê Văn Duyệt, Duyệt 
Answer:
 person: Lê Văn Duyệt; person: Duyệt