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In the mid-1970s , he started contributing to the Traditional Crafts Exhibition ( Nihon Dentō Kōgei Ten ) , expanding his repertoire to cover vases , boxes and other containers ; he won the Minister of Education Award at his first showing and two years later was invited to be a judge of the competition .
 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