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Arthur Alexander Cecil Rubbra CBE ( 29 October 1903 – 24 November 1982 ) was an English engineer who designed many of Rolls-Royce 's successful aero engines .
 Arthur, Rubbra, Rolls-Royce
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Arthur, Rubbra, Rolls-Royce