Ouyang Xiu (1007 ~ 1072), whose real name was Yongshu, was a drunkard, and in his later years he was Liu Yiju, posthumous title Wenzhong, whose original name was Ouyang Wenzhong, Han nationality, Ji 'an Yongfeng (now Jiangxi), a politician, writer, historian and poet in the Northern Song Dynasty.
Do you think Ouyang Xiu is Han Yu's teacher? They are not from the same dynasty, but Han Yu's poems have an influence on Ouyang Xiu. In the 27th article of Poems on June 1st, Ouyang Xiu commented on Han Yu's rhyming problem: there is nothing to be done when returning the pen, and poetry is the end of the chapter, so his poem says, "Be a poet with more feelings."
Great men stand on the shoulders of their predecessors. You have to understand this sentence. Ouyang Xiu was influenced by Han Yu's poems, but Han Yu was not Ouyang Xiu's teacher.