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In 2009 he was a Featured Artist on Triple J Unearthed , an initiative run by the national youth broadcaster Triple J to expose and promote talented unsigned Australian artists - since being unearthed he has received airplay and accolades from the station .
 None
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:  
Answer:
 None