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After one month of training he earned an international pilot 's licence on December 8 , 1912 with Swiss pilot 's licence number 32 .
 location: Swiss
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: Swiss 
Answer:
 location: Swiss