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After the war , he became Grand Marshal of Lithuania while his brother Mykolas Kęsgaila became Elder of Samogitia .
 person: Grand Marshal; person: Mykolas Kęsgaila
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: Grand Marshal, Mykolas Kęsgaila 
Answer:
 person: Grand Marshal; person: Mykolas Kęsgaila