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Bloody Sunday : Scenes from the Saville Inquiry is a 2005 dramatisation by English journalist Richard Norton-Taylor of four years of evidence of the Saville Inquiry , distilled into two hours of stage performance by Tricycle Theatre in London .
 Richard Norton-Taylor
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Richard Norton-Taylor