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
Metre (poetry) Catullus 51 (itself an homage to Sappho 31): The Sapphic stanza was imitated in English by Algernon Charles Swinburne in a poem he simply called "Sapphics": The metrical system of Classical Arabic poetry, like those of classical Greek and Latin, is based on the weight of syllables classified as either "long" or "short". The basic principles of Arabic poetic metre "Arūḍ" or Arud ( ') Science of Poetry ( '), were put forward by Al-Farahidi (786 - 718 CE) who did so after noticing that poems consisted of repeated syllables in each verse. In his first book, "Al-Ard" ( ""),