 In ancient times the prince of Jing had a daughter, with splendid black hair and very beautiful, so that her brightness cast a light around her, and she was named 'the dark Lady'.The prince K'wei [Shun's] minister of Music, married her, and she bore to him Pih-fung, who in truth had the heart of a pig, insatiably covetous and gluttonous, quarrelsome and perverse without measure, so that men called him 'the great Pig'.The (c. 5th–4th centuries BCE) "Guoyu" uses "kui" 夔 as a surname and a demon name.