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In 1902 , after the death of Charles Lewis Tiffany , his son , Louis Comfort Tiffany , became the company 's first official design director .
 person: Charles Lewis Tiffany; person: Louis Comfort Tiffany
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: Charles Lewis Tiffany, Louis Comfort Tiffany 
Answer:
 person: Charles Lewis Tiffany; person: Louis Comfort Tiffany