"three cities of federal importance" . . "federal cities of Russia" . "2 federal cities" . . "city" . "Federal city" . "cities with federal status" . "federal cities" . . "Federal Cities" . . "A federal city" . "federal city of" . "2 autonomous cities" . . . "cities of federal significance" . "three federal cities" . . "Federal cities of Russia" . . "Federal City" . "federal status" . "\\\"city of federal importance\\\"" . "federal city" . "a Russian federal city" . "3 federal cities" . . "Russian cities of federal importance" . "Federal cities of Russia" . "cities Moscow and Saint-Petersburg" . . "special status" . "city of federal importance" . "federal city of Russia" . . . "Federal cities" . "one of its federal cities" . . . . "cities of federal importance" . .