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Lyle Richard Campbell ( born 1942 ) is a linguist and leading expert on indigenous American languages — especially those of Mesoamerica — and on historical linguistics in general .
 person: Lyle; person: Campbell
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: Lyle, Campbell 
Answer:
 person: Lyle; person: Campbell