Metre (poetry) of over some two-and-a-half millennia. Beginning with the earlier recorded forms: the Classic of Poetry tends toward couplets of four-character lines, grouped in rhymed quatrains; and, the Chuci follows this to some extent, but moves toward variations in line length. Han Dynasty poetry tended towards the variable line-length forms of the folk ballads and the Music Bureau yuefu. Jian'an poetry, Six Dynasties poetry, and Tang Dynasty poetry tend towards a poetic metre based on fixed-length lines of five, seven, (or, more rarely six) characters/verbal units tended to predominate, generally in couplet/quatrain-based forms, of various total verse lengths. The Song poetry
Sapphic stanza in Polish poetry their lyrical pieces. Sebastian Fabian Klonowic (known as Acernus) decided to employ the stanza in a longer epic poem. His "Flis, to Jest Spuszczanie Statków Wisłą i inszymi rzekami" ("The lightening or expediting barges on the Vistula river and other rivers") is because of its stanzaic form an exceptional work, perhaps not only in Polish literature. The whole poem is 471 stanzas long and probably no other work can be compared to it. Tobiasz Wiszniowski, who wrote his own sequence of "Laments", employed Sapphic stanza in "Tren XVII" (Lament XVII"). At the beginning of the Baroque, Kasper Miaskowski employed the