9297
After the outbreak of World War II , the castle was converted into a high security prisoner-of-war camp for officers who had become security or escape risks or who were regarded as particularly dangerous .
 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