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Since the show 's revival in 2005 , the Master has been portrayed by Derek Jacobi , John Simm , Michelle Gomez , and Sacha Dhawan .
 person: Derek Jacobi; person: John Simm; person: Michelle Gomez; person: Sacha Dhawan
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 person: Derek Jacobi; person: John Simm; person: Michelle Gomez; person: Sacha Dhawan