Classical Chinese poetry forms developing a complete poetic concept; this is, indeed, especially the case with the five-character line version. Also known as the Five-character-quatrain, this form of regulated verse is characterized by four lines of five characters each. Also known as the Seven-character-quatrain, this is a form of regulated verse with four lines of seven characters each. While embracing all, or most of, the "lushi" rules and regulations the "pailu" allows for a number of linked couplets with no maximum upward limit. A strict emphasis on formal parallelism is typical of the "pailu" form. Poems based on traditional structures, originally meant as lyrics
Classic of Poetry for much of Chinese history. One of the characteristics of the poems in the "Classic of Poetry" is that they tend to possess "elements of repetition and variation". This results in an "alteration of similarities and differences in the formal structure: in successive stanzas, some lines and phrases are repeated verbatim, while others vary from stanza to stanza". Characteristically, the parallel or syntactically matched lines within a specific poem share the same, identical words (or characters) to a large degree, as opposed to confining the parallelism between lines to using grammatical category matching of the words in one line with