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During World War II , he was on the board of the Department of Munitions and the Manpower Priorities Board , as well as being a delegate to the 1944 International Labour Conference .
 organization: International Labour Conference
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: International Labour Conference 
Answer:
 organization: International Labour Conference