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After his death , the nine-year-old Charles Eugene became Duke , beginning a regency that lasted until 1744 .
 person: Charles Eugene
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
 Entities: Charles Eugene 
Answer:
 person: Charles Eugene