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Fellow cricketer , Mahmudullah who was on the non-striker 's end when Mustafizur Rahman was batting , demanded a no-ball delivery from the on-field umpires .
 Mahmudullah, Mustafizur Rahman
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Mahmudullah, Mustafizur Rahman