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The resolution decided to call upon the parties concerned to immediately implement Resolution 338 ( 1973 ) , it renewed the mandate of the Observer Force for another six months until 30 November 1992 and requested that the Secretary-General submit a report on the situation at the end of that period .
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Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 None