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Alone , originally by Mayo Okamoto , can also be found on Kumi 's 2012 December single Koishikute as track # 2 .
 person: Mayo Okamoto; person: Kumi
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 person: Mayo Okamoto; person: Kumi