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Vivian Campbell played guitar and Jimmy Bain was on bass ; the latter of whom Dio had known since the old Rainbow days .
 person: Vivian Campbell; person: Jimmy Bain; organization: Dio; organization: Rainbow
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: Vivian Campbell, Jimmy Bain, Dio, Rainbow 
Answer:
 person: Vivian Campbell; person: Jimmy Bain; organization: Dio; organization: Rainbow