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Nathan Fillion was one of the actors who originally auditioned for the role back in early 1996 for the unaired pilot , which did not end up featuring Angel .
 person: Nathan Fillion
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: Nathan Fillion 
Answer:
 person: Nathan Fillion