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Manners Ralph Wilmott Nightingale ( 1871 – 1956 ) , grandson of Thomas Henry Nightingale , second son of the eleventh Baronet , was a Major-General in the Army .
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Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
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