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A fly-by-night real estate development , for example , was illustrated with clips of buildings being destroyed by a cyclone ( from " Steamboat Bill , Jr. " with Buster Keaton ) .
 Buster Keaton
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Buster Keaton