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Homer Richards Warner ( April 18 , 1922 - November 30 , 2012 ) was an American cardiologist who was an early proponent of medical informatics .
 person: Homer; person: Warner
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: Homer, Warner 
Answer:
 person: Homer; person: Warner