Ever wondered how to write a good limerick?

Well, wonder no more- as always, Wikipedia has got your back, this time with a shockingly accurate limerick template.

There once was an X from place B,

Who satisfied predicate P,

The X did thing A,

In a specified way,

Resulting in circumstance C.

This bit of brilliance was found in the Wikipedia article for Meta-joke, which has some more frighteningly accurate and inexplicably funny joke templates, as well as a collection of other jokes about jokes.