Limerick poems are made up of stanzas. the 1st, the 2nd, and the 5th all rhyme. The 3rd and the 4th lines also rhyme with each other. The 3rd and 4th lines are usually much shorter then the 1st, 2nd, and 5th lines. These poems are often short and very humorous.
I've reached beyond those limits that bound
And searched around ‘til I finally found
The Pinnacle of Reality
Is in my utter mortality
And so what I've found is simply the ground