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Terry Pratchett 's The Colour of Magic is a two-part television adaptation of the bestselling novels The Colour of Magic and The Light Fantastic by Terry Pratchett .
 Terry Pratchett, Terry Pratchett
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Terry Pratchett, Terry Pratchett