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
Poetry recognisable structures or forms, and write in free verse. But poetry remains distinguished from prose by its form; some regard for basic formal structures of poetry will be found in even the best free verse, however much such structures may appear to have been ignored. Similarly, in the best poetry written in classic styles there will be departures from strict form for emphasis or effect. Among major structural elements used in poetry are the line, the stanza or verse paragraph, and larger combinations of stanzas or lines such as cantos. Also sometimes used are broader visual presentations of words and