sentences:  The Retent Uldras, led by the Gray Prince, attempt to manipulate the Mull as a means of evicting the Land Barons, but otherwise reject all centralised authority.The Wind Runners of the Palga Plateau of the Uaia continent are ignorant of the very existence of the Mull.As observes, the dialogue in almost all Vance's novels is understood to be an often approximate translation of a fictional language.