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In the summer of 2005 , Radio One ran a series of weekly " comedy-mysteries " starring MacDonald — along with other Radio One personalities — titled Promo Girl in The Mystery of ... Short segments designed to highlight various CBC Radio programmes and the upcoming fall season were repeated a number of times each day , with prizes going to listeners who correctly solved the various clues or mysteries .
 person: MacDonald
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: MacDonald 
Answer:
 person: MacDonald