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In an interview with Rolling Stone three years later , McLachlan said , " And this one person was n't the only guy ... there were a lot of letters from other people saying the same kind of thing ... Writing the song ' Possession ' was very therapeutic . "
 person: McLachlan
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: McLachlan 
Answer:
 person: McLachlan