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Some 20th - century ethnologists , like Julian Steward , have instead argued that such similarities reflected similar adaptations to similar environments .
 person: Julian Steward
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: Julian Steward 
Answer:
 person: Julian Steward