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The original verses were arranged differently , and its tune " In Memoriam " was composed in 1868 by Sir John Stainer during a committee meeting for the 1875 version of Hymns Ancient and Modern .
 Sir John Stainer
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Sir John Stainer