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On 14 March 2010 , Alpha TV ranked Koch the 29th top-certified female artist in the nation 's phonographic era ( since 1960 ) .
 person: Koch
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: Koch 
Answer:
 person: Koch