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Dinuk Wijeratne has been the Music Director for the Nova Scotia Youth Orchestra for the past seven seasons ( since 2006 ) , and held a 3-year appointment as Conductor-in-Residence with Symphony Nova Scotia .
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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:
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