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Her parts were of a silent movie star in the 1920 s and a deaf librarian in the 1970 s ; in preparation , she studied sign language and watched the films of Lillian Gish .
 person: Lillian Gish
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: Lillian Gish 
Answer:
 person: Lillian Gish