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Tyson was only two fights into his comeback , easily defeating lesser opponents Peter McNeeley and Buster Mathis , Jr. For Tyson it would be his first Heavyweight title fight since losing the Undisputed title to James " Buster " Douglas in 1990 .
 person: Tyson; person: Peter McNeeley; person: Buster Mathis , Jr.; person: Tyson; person: James " Buster " Douglas
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: Tyson, Peter McNeeley, Buster Mathis , Jr., Tyson, James " Buster " Douglas 
Answer:
 person: Tyson; person: Peter McNeeley; person: Buster Mathis , Jr.; person: Tyson; person: James " Buster " Douglas