The Quatrain of Seven Steps seven strides such that Cao Pi is convinced of his innocence. Cao Zhi does so, and Cao Pi becomes so flustered with emotion that he spares his brother, although he later exacts punishment upon Cao Zhi in the form of demotion. The poem itself is written in the traditional "five-character quatrain" style and is an extended metaphor that describes the relationship of two brothers and the ill-conceived notion of one harming the other over petty squabbling. There exists two versions of the poem, one being six lines in length and the other four. The former is generally thought to be
A Prayer for My Daughter quatrain of enclosed rhyme. Many of the rhyme pairs use slant rhyme. The stanza may be seen as a variation on ottava rima, an eight-lined stanza used in other Yeats poems, such as "Among School Children" and "Sailing to Byzantium." Metrical analysis of the poem, according to Robert Einarsson, proves difficult because he believes Yeats adheres to "rhythmical motifs" rather than traditional use of syllables in his meter. In stanza two, Einarsson points out instances where the meter of the poem contains examples of amphibrachic, pyrrhicretic, and spondaic feet. He argues that the complexity of Yeats's verse follows patterns of