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Advances in technology saw the advent of the tank ( and the creation of the Royal Tank Regiment ) and advances in aircraft design ( and the creation of the Royal Flying Corps ) which would be decisive in future battles .
 organization: Royal Tank Regiment; organization: Royal Flying Corps
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: Royal Tank Regiment, Royal Flying Corps 
Answer:
 organization: Royal Tank Regiment; organization: Royal Flying Corps