Is the difficulty of Shu Dao Tang Poetry or Song Poetry?

It is difficult to return to the Shu road

Ancient miscellaneous poems

Ancient miscellaneous poems are one of the genres of China's ancient poems. Ancient poems with irregular words are called "miscellaneous poems". The ancients mentioned miscellaneous words, and some called them "jagged words", such as Xie Zhen's Poem Four Styles; More people call it "Yuefu long and short sentences", such as Li Dongyang's Lutang Poetry, Hu Yinglin's Yuefu Poetry and Ye Jiao Ran's Longxingtang Poetry. Some of them are called "long and short sentences", such as Ye Jiao Ran's The First Collection of Poems in Longxingtang, Shen Deqian's poems, Zhu Tingzhen's poems in Xiao Yuan and Liu Xizai's poems. Some people associate "long and short sentences" with "seven words", "seven ancient poems" and "lines of songs", and regard long and short sentences as a kind of seven-word ancient poems, or call them lines of songs without using ancient names, such as Qian Mu 'an's Tang Style, Yu Yu's and Mao Chunrong's, and some people call them "miscellaneous words", such as ".