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It was backed by the major film studio Metro-Goldwyn-Mayer , where it was green-lighted by production chief Dore Schary , over the objections of studio head Louis B. Mayer .
 organization: Metro-Goldwyn-Mayer; person: Dore Schary; person: Louis B. Mayer
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:
 organization: Metro-Goldwyn-Mayer; person: Dore Schary; person: Louis B. Mayer