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The idea of overlapping strata tracing back to successive periods was borrowed from the new geological and paleontological work of scholars like William Smith , James Hutton and Charles Lyell .
 William Smith, James Hutton, Charles Lyell
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
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Text: {0} 
Answer:
 William Smith, James Hutton, Charles Lyell