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During these years , he filmed new adventures of the mischievous trio in The Bootleggers ( 1961 ) , a film adaptation of O. Henry 's short stories , Business People ( 1962 ) , Operation Y and Other Shurik 's Adventures ( 1965 ) , and Kidnapping , Caucasian Style ( 1966 ) .
 O. Henry
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 O. Henry