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Meanwhile , Barnaby requests a meeting with Tintin , but is gunned down on Tintin 's doorstep before he can speak , and points to sparrows as a cryptic clue to the identity of his assailant before falling unconscious .
 person: Tintin
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: Tintin 
Answer:
 person: Tintin