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Mahoney started his work as a tattoo artist in Boston in 1977 ( when tattooing there was illegal ) , where he was in the midst of the 1970s punk scene .
 person: Mahoney
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: Mahoney 
Answer:
 person: Mahoney