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Sir Ralph James Norris ( born 1949 ) was the Chief Executive Officer of the Commonwealth Bank of Australia until 30/11/2011 .
 Ralph, Norris, Commonwealth Bank of Australia
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Ralph, Norris, Commonwealth Bank of Australia