They have 14 lines 3 quatrains and a couplet
It consists of three quatrains that are each 4 lines and ends the poem
with a two line couplet. It's always going to have a rhyme scheme of
abab cdcd efef gg and an iambic pentameter rhythm.
quatrain one - states the problem quatrain two- elaborates on the problem quatrain three- a solution couplet- what happened at the end i hope this help