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Princess Royal Barracks , named after Princess Anne , has been home to 102 Logistic Brigade since the facility was handed over by the Royal Air Force in 1993 .
 Princess Royal Barracks, Princess Anne, 102 Logistic Brigade, Royal Air Force
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Princess Royal Barracks, Princess Anne, 102 Logistic Brigade, Royal Air Force