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Lead singer Dan Reynolds revealed during the performance that he had undergone throat surgery the month before the performance and that he had been advised by his doctor not to perform before the band 's Fall 2012 Tour , which would begin the week after .
 person: Dan Reynolds
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: Dan Reynolds 
Answer:
 person: Dan Reynolds