Three-body poem is a kind of miniature poem. Miniature poem is an independent poem with strict restrictions, so we define miniature poem as three-line poem, which generally does not exceed 30 words.
Three-line poems have existed since ancient times. Three-line poetry, this genre of poetry, has been written by poets in history.
Among them, Dante's masterpiece Divine Comedy is a poem that uses up to three lines of rhythm.
100 songs in the divine comedy are all written in "three-line rhyme" or "three-line chain rhyme". Each song is a long string of three-line poems connected by a link.