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The military forces in many countries offer close protection training for the members of their own armed forces who have been selected to work as bodyguards to officers or heads of state ( for example , the British 22nd Special Air Service Regiment ) .
 organization: British 22nd Special Air Service Regiment
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 organization: British 22nd Special Air Service Regiment