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Samuel Tilden Norton ( January 21 , 1877 – February 16 , 1959 ) , or S. Tilden Norton as he was known professionally , was a Los Angeles - based architect active in the first decades of the 20th century .
 Samuel Tilden Norton, Tilden Norton, Los Angeles
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Samuel Tilden Norton, Tilden Norton, Los Angeles