Limerick

[main]

1,[firstLine] Peru, [secondLine] shoe, [middle] [end] zoo.
 * main

1,There once was a lady of
 * firstLine

1,Who had an enormous
 * secondLine

1,And fell off into the
 * lastLine

[middleLine] stare [middleLine] care
 * middle

1,They went for a 1,And hadn't a
 * middleLine