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A second series has not been commissioned , though ITV followed it with several other World War Two dramas including Colditz and Island at War .
 organization: ITV; location: Colditz
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: ITV, Colditz 
Answer:
 organization: ITV; location: Colditz