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Brittenden was educated at Christchurch Boys High School , and served in the RNZAF in the Second World War in Britain and the Bahamas .
 Christchurch Boys High School, RNZAF
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Christchurch Boys High School, RNZAF