Since the ancient poem is called, how to explain the word Yang?

Du Li is Li Bai and Du Fu.

Zhong Wang is also known as calligrapher Zhong You and Wang Xizhi.

Zhong You (15 1-230) was born in Yingchuan Changshe (now Changgedong, Henan). During the Three Kingdoms period, Cao Wei was a famous calligrapher. He is quite accomplished in calligraphy and is said to be the founder of regular script (lower case).

Wang Xizhi (303-36 1), calligrapher of the Eastern Jin Dynasty, China. Originally from Linyi (now Shandong), he moved to Huiji (now Shaoxing, Zhejiang). In his later years, he lived in seclusion in Jinting County and was famous as a calligrapher in the Eastern Jin Dynasty. Worked as a secretary, general Ningyuan, Jiangzhou secretariat. Later, he was the secretariat of Huiji, who led the right general and was called "Wang Youjun" and "Wang Huiji". His son, Wang Xianzhi, is also good at calligraphy, and the world is collectively known as the "two kings". . Since then, the Wangs' calligraphy talents have come forth in large numbers. He died in the Eastern Jin Dynasty for five years and was buried in Jinting Waterfall Mountain (also called Ziteng Mountain). The fifth house in Sun Heng is Jintingguan, and the site still exists.