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Purple Heart Diary is a 1951 drama directed by Richard Quine , produced by Sam Katzman and released by Columbia Pictures .
 Richard Quine, Sam Katzman, Columbia Pictures
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Richard Quine, Sam Katzman, Columbia Pictures