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Serving roughly two million passengers a month , Copenhagen Airport , Kastrup , is the busiest airport in the Nordic countries .
 location: Copenhagen Airport; location: Kastrup
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: Copenhagen Airport, Kastrup 
Answer:
 location: Copenhagen Airport; location: Kastrup