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The stone obelisk was designed by Richard Atkinson Abbot and completed in 1940 , but the unveiling of the obelisk was delayed until after World War II on 24 April 1948 .
 Richard Atkinson Abbot
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 Atkinson Abbot