Rubaʿi the convention is sometimes extended so that the unrhymed line of the current stanza becomes the rhyme for the following stanza. The structure can be made cyclical by linking the unrhymed line of the final stanza back to the first stanza: ZZAZ. These more stringent systems were not, however, used by FitzGerald in his "Rubaiyat". Rubaʿi Rubāʿī (from "rubāʿiyy", plural "rubāʿiyāt") is the term for a quatrain, a poem or a verse of a poem consisting of four lines. It refers specifically to a form of Persian poetry, or its derivative form in English and other languages In classical Persian
Political verse as ivy-leaves around the ruin'd turret wreathe, All green and wildly fresh without, but worn and gray beneath. </poem> But in the English poetry the lines have mostly masculine rhyme whereas in Greek poetry the fifteen syllable feminine line is the norm of the Political verse. The Political verse characterizes traditional Greek poetry, especially between 1100 and 1850. It is the verse in which most Greek folk songs are written, including such temporally distant works as the medieval Cretan romance "Erotokritos" and the 3rd draft of Dionysios Solomos' ""The Free Besieged"", considered the masterpiece of modern Greek poetry. It is