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He was one of three liberals dismissed from their posts when the conservative intrigues of the comte d'Artois ( the king 's youngest brother ) and the duchesse de Polignac reached a climax during the second week of July 1789 .
 comte d'Artois, duchesse de Polignac
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 comte d'Artois, duchesse de Polignac