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The networks still are `` uninhibited in their authority '' over what shows get on the air , charges Motion Picture Association President Jack Valenti , the most vociferous opponent of rescinding the rules .
 organization: Motion Picture Association; person: Jack Valenti
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: date, organization, person, geographical social political, national religious political, facility, cardinal, location, work of art, law, event, product, ordinal, percent, time, quantity, money, language 
Text: {0} 
Answer:
 organization: Motion Picture Association; person: Jack Valenti