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William John Froats was the son of surgeon Esley Robert Froats ( 1903 – 1954 ) and his wife Marguerite McCarney .
 Froats, Froats
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Froats, Froats