The eighteenth form of Poetry in my A2Z Challenge is R=Rondeau. A Rondeau is a French form, 15 lines long, consisting of three stanzas: a quintet, a quatrain, and a sestet with a rhyme scheme as follows: aabba aabR aabbaR. Lines 9 and 15 are short - a refrain (R) consisting of a phrase taken from line…