Structure, Metrical Requirement, Repetitive Requirement, Rhyme
A syllabic form: 2, 6, 8, 4, 6, 4, 4, 6, 4, 8, 6, 2 in
couplets where the first and last couplets are the same lines inverted in order.
The first two lines are used as repetons for the last two lines.
Hexaduad, Syllabic Verse